CN105838234A - Polyurethane woodenware paint, and preparation method and application thereof - Google Patents
Polyurethane woodenware paint, and preparation method and application thereof Download PDFInfo
- Publication number
- CN105838234A CN105838234A CN201610207336.4A CN201610207336A CN105838234A CN 105838234 A CN105838234 A CN 105838234A CN 201610207336 A CN201610207336 A CN 201610207336A CN 105838234 A CN105838234 A CN 105838234A
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- Prior art keywords
- agent
- paint
- butyl acetate
- host
- diluent
- Prior art date
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- Pending
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- 239000003973 paint Substances 0.000 title claims abstract description 49
- 239000004814 polyurethane Substances 0.000 title claims abstract description 32
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 50
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 37
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims abstract description 30
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000003085 diluting agent Substances 0.000 claims abstract description 21
- 229920000180 alkyd Polymers 0.000 claims abstract description 20
- 239000000843 powder Substances 0.000 claims abstract description 18
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 15
- 239000000049 pigment Substances 0.000 claims abstract description 8
- 239000010445 mica Substances 0.000 claims abstract description 7
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 7
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 claims abstract description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 36
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical group O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 29
- 239000000047 product Substances 0.000 claims description 21
- 239000003292 glue Substances 0.000 claims description 12
- 239000004408 titanium dioxide Substances 0.000 claims description 12
- 239000010419 fine particle Substances 0.000 claims description 11
- 239000012948 isocyanate Substances 0.000 claims description 11
- 239000013530 defoamer Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 10
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 9
- 229940088417 precipitated calcium carbonate Drugs 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000440 bentonite Substances 0.000 claims description 5
- 229910000278 bentonite Inorganic materials 0.000 claims description 5
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 5
- LLHKCFNBLRBOGN-UHFFFAOYSA-N propylene glycol methyl ether acetate Chemical compound COCC(C)OC(C)=O LLHKCFNBLRBOGN-UHFFFAOYSA-N 0.000 claims description 5
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 229920000570 polyether Polymers 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 239000004952 Polyamide Substances 0.000 claims description 3
- TUVYSBJZBYRDHP-UHFFFAOYSA-N acetic acid;methoxymethane Chemical compound COC.CC(O)=O TUVYSBJZBYRDHP-UHFFFAOYSA-N 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- 239000004359 castor oil Substances 0.000 claims description 2
- 235000019438 castor oil Nutrition 0.000 claims description 2
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 2
- 239000000194 fatty acid Substances 0.000 claims description 2
- 229930195729 fatty acid Natural products 0.000 claims description 2
- 150000004665 fatty acids Chemical class 0.000 claims description 2
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 claims description 2
- OJURWUUOVGOHJZ-UHFFFAOYSA-N methyl 2-[(2-acetyloxyphenyl)methyl-[2-[(2-acetyloxyphenyl)methyl-(2-methoxy-2-oxoethyl)amino]ethyl]amino]acetate Chemical compound C=1C=CC=C(OC(C)=O)C=1CN(CC(=O)OC)CCN(CC(=O)OC)CC1=CC=CC=C1OC(C)=O OJURWUUOVGOHJZ-UHFFFAOYSA-N 0.000 claims description 2
- 235000013311 vegetables Nutrition 0.000 claims description 2
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 claims 1
- 239000011248 coating agent Substances 0.000 abstract description 10
- 238000000576 coating method Methods 0.000 abstract description 10
- 238000010276 construction Methods 0.000 abstract description 6
- 238000005336 cracking Methods 0.000 abstract description 6
- 230000005587 bubbling Effects 0.000 abstract description 4
- 238000007665 sagging Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 239000002518 antifoaming agent Substances 0.000 abstract 1
- 239000011247 coating layer Substances 0.000 abstract 1
- 239000000945 filler Substances 0.000 abstract 1
- 230000007704 transition Effects 0.000 abstract 1
- 235000010215 titanium dioxide Nutrition 0.000 description 11
- 238000001035 drying Methods 0.000 description 9
- 239000000853 adhesive Substances 0.000 description 7
- 230000001070 adhesive effect Effects 0.000 description 7
- 239000006185 dispersion Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 239000003921 oil Substances 0.000 description 4
- 238000010422 painting Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 239000012752 auxiliary agent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000037452 priming Effects 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- ZEMPKEQAKRGZGQ-AAKVHIHISA-N 2,3-bis[[(z)-12-hydroxyoctadec-9-enoyl]oxy]propyl (z)-12-hydroxyoctadec-9-enoate Chemical compound CCCCCCC(O)C\C=C/CCCCCCCC(=O)OCC(OC(=O)CCCCCCC\C=C/CC(O)CCCCCC)COC(=O)CCCCCCC\C=C/CC(O)CCCCCC ZEMPKEQAKRGZGQ-AAKVHIHISA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000019082 Osmanthus Nutrition 0.000 description 1
- 241000333181 Osmanthus Species 0.000 description 1
- UCVQOIPQDBZRMG-UHFFFAOYSA-N [C].COC(C=1C(C(=O)OC)=CC=CC1)=O Chemical compound [C].COC(C=1C(C(=O)OC)=CC=CC1)=O UCVQOIPQDBZRMG-UHFFFAOYSA-N 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- DCKVNWZUADLDEH-UHFFFAOYSA-N sec-butyl acetate Chemical compound CCC(C)OC(C)=O DCKVNWZUADLDEH-UHFFFAOYSA-N 0.000 description 1
- 210000000582 semen Anatomy 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000003335 steric effect Effects 0.000 description 1
- 239000003981 vehicle Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/67—Unsaturated compounds having active hydrogen
- C08G18/68—Unsaturated polyesters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to a polyurethane woodenware paint. The paint comprises a main agent, a curing agent and a diluent which are mixed according to a weight ratio of 1:(0.2-0.3):(0.2-0.4), wherein the main agent is prepared from alkyd resin, talcum powder, light calcium carbonate, mica powder, an anti-settling agent, an antifoaming agent, a leveling agent, butyl acetate and a pigment, a main film forming substance adopts the alkyd resin with excellent flexibility and following fillers with good construction sagging resistance: light calcium carbonate and mica powder, and the curing agent adopts a toluene diisocyanate adduct. The main agent, the curing agent and the diluent mutually cooperate to make a film formed by the paint have the advantages of good adhesion, difficult bubbling and difficult cracking performance; and the film can be directly used as a finishing paint or can be used as a transition coating layer of a middle coating PE white primer.
Description
Technical field
The invention belongs to coating composition technical field, particularly relate to a kind of polyurethane carpentry paint and
Preparation method and application.
Background technology
Flourish along with furniture industry, uses the environmental conservation of timber to want to wood furniture
Asking more and more higher, a kind of Novel imitation-wood foaming materials glue substituting or partly substituting timber meets the tendency
And give birth to, its material is slim and graceful, durable, waterproof, moulding plasticity strong, is particularly in
The field such as carving, lamp decoration lampshade, tool local is widely applied.But, due to foamed glue
Material hole gathers, and is affected by surface releasing agent, and the coating being painted on its surface is easily roused
, there is poor adhesive force, the problem such as easy to crack in bubble.Furniture Factory's woodenware generally uses PU, PE
Oil paint coating, foamed glue single-piece or with timber blending Workpiece painting be difficult to exchange paint kind,
Construct continuously because ground material is inconsistent, be easily caused and occur paint cracking disadvantage, affect man-hour
Progress and furniture surface effect.
Summary of the invention
It is an object of the invention to provide a kind of polyurethane carpentry paint, this woodcare paint is suitable as foaming
The coating paint of glue material furniture, it is good that film has adhesive force, is difficult to bubbling, is difficult to cracking performance,
Overcome defect and deficiency that prior art exists well.
One of technical scheme is: a kind of polyurethane carpentry paint, including according to weight ratio
1:(0.2-0.3): host that (0.2-0.4) mixes, firming agent, diluent, described host is
Prepared by the component including following weight portion:
The μ g that described weight portion is known in the art, the unit of weight such as mg, g, kg, or be
Its multiple, such as 1/100,1/10,10 times, 100 times etc..
" part " described herein can also refer to " % ".
Preferably, the weight of the host of polyurethane carpentry paint of the present invention, firming agent, diluent
Amount ratio is 1:0.25:0.3.
Wherein, described alkyd resin is selected from vegetable fatty acids modified alkyd resin, Oleum Ricini
One or both in modified alkyd resin, it is preferable that the hydroxyl value of described alkyd resin is
100-120.Alkyd resin is common commercially available prod, can use Zhan Chen new material company limited
JD11-65D, JD16-70AB, or 3106-X-70-3,3401-XT-70 of Changxing company.
Preferably, described Pulvis Talci is micronized talc powder, for common commercially available prod, can use osmanthus
The K board Pulvis Talci of wide company.
Preferably, described precipitated calcium carbonate is fine fine particle calcium carbonate or nano active carbonic acid fine particle calcium carbonate, for general
Logical commercially available prod, can use the product of white specialization work.
Preferably, described mica powder is sericite in powder, for common commercially available prod, can use Chuzhou
The GA-1 that lattice are sharp.
Described anti-settling agent, defoamer, levelling agent are this area conven-tional adjuvants, common commercially available product
Product all can be as selection.Present invention preferably employs the one in polyamide wax, bentonite or two
Plant the anti-settling agent as polyurethane carpentry paint, specifically can use the polyamide wax of Supreme Being Si Balong
P820, the bentonite 828 that moral is modest.Present invention preferably employs the broken bubble polymerization without organosilicon
Thing solution, as the defoamer of polyurethane carpentry paint, specifically can use the HX2300 of China's auxiliary agent；
Present invention preferably employs the organic silicon modified by polyether levelling agent as polyurethane carpentry paint, specifically
Can use the BYK333 of Bi Ke or enlightening high 450.
Pigment in host can be added according to practical situation, during without pigment, prepared
Woodcare paint is clear priming paint, when adding pigment, present invention preferably employs titanium white powder pigment, prepared
Woodcare paint is based white primer, further preferably uses Rutile type titanium dioxide, and the addition of titanium dioxide
Amount is preferably 12-15 part, and titanium dioxide is common commercially available prod, can use Ningbo Fu Yuan's
The CR828 of NTR606, Ke Meiji.
As preferred embodiments of the present invention, described host is by the component system including following weight portion
For obtain:
Preferably, in any one host above-mentioned, its weight portion is 100 parts.
In polyurethane carpentry paint of the present invention, by weight, described firming agent is by including
35-45 part butyl acetate, 55-65 part toluene di-isocyanate(TDI) addition product mixes；
Preferably, based on 100 weight portions, by 35-40 part butyl acetate, 60-65 part toluene
Diisocyanate addition product mixes；
It is further preferred that the NCO of toluene di-isocyanate(TDI) addition product is 12-14%.
By weight, described diluent by including 45-60 part butyl acetate, 20-40 part the third two
Alcohol methyl ether acetate, 0-20 part dimethyl carbonate mixes；
Preferably, based on 100 weight portions, by 54-55 part butyl acetate, 18-25 part the third two
Alcohol methyl ether acetate, 18-20 part acetic acid dimethyl ester mixes.
" part " herein can also refer to " % ".
The main film forming matter of the polyurethane carpentry paint of the present invention has selected the alcohol of tool excellent flexibility
Acid resin and the construction good inserts precipitated calcium carbonate of resist sagging and mica powder, firming agent is selected
Toluene di-isocyanate(TDI) addition product, alkyd resin makes film have the pliability of excellence, makes painting
Layer has with hard foamed glue and to be well engaged, it is possible to enhancing coating and the adhesive force of ground.Gently
Matter calcium carbonate is good with resin affinity in the coating, can be effectively increased or regulate painting membrane rigidity,
Toughness, and bending strength etc., and the rheological property of wet film when can improve spraying application, empty
Between steric effect make workpiece facade or corner angle hang oil mobility to reduce, make film have percentage elongation
Greatly, tensile strength is high, and permanent deformation is little, and resist bending performance is good, the high spy of tear-resistant intensity
Point.Utilize the seam properties of precipitated calcium carbonate, can deposit on ground, again can be with paint vehicle
Compatible, painting film strength can be increased, formula system introduces fine particle calcium carbonate or nano-calcium carbonate fine particle calcium carbonate, can
To reach the effect that on foamed glue, construction coating performance is consistent with timber.Additionally, lightweight carbonic acid
It is few that calcium hangs oil at irregular carving seamed edge, is dried quickly, and carving workpiece paint liquid is evenly distributed,
It is difficult to thick long-pending, it is to avoid paint liquid powder is piled up blocked up and paint film insufficient strength easily ftractures, and prevents
Hard foamed glue workpiece makes coating cracking because moving deformation.It is elastic that mica powder can increase film,
Horizontally arranged in film protects film, prevents be full of cracks, prevents moisture penetration to film
Produce disadvantage.
The host of the present invention, firming agent, diluent cooperate, and are applied to foamed glue material
During workpiece, it is possible to the coating overcoming other paint sprayings to be formed on foamed glue surface very well is easy
Bubbling, poor adhesive force, the problem such as easy to crack.
The two of technical scheme are: the method preparing any of the above-described kind of polyurethane carpentry paint,
Comprise the steps:
(1) butyl acetate of alkyd resin and 40-60% weight is uniformly dispersed, is subsequently adding
Anti-settling agent and pigment, be dispersed to fineness≤40um, adds Pulvis Talci, precipitated calcium carbonate and cloud
Female powder, is dispersed to fineness≤40um；It is eventually adding defoamer, levelling agent and residual acetic acid butyl ester,
It is uniformly dispersed, obtains host；
(2) be uniformly dispersed to obtain firming agent by butyl acetate and toluene di-isocyanate(TDI) addition product；
(3) butyl acetate, propylene glycol methyl ether acetate, dimethyl carbonate are uniformly dispersed
Diluent；
(4) by each independent packaging of host, firming agent, diluent, to obtain final product.
Described dispersion is the behaviour that the raw material for different viscosities pulpous state carries out pulverizing, disperseing, mix
Make, running up by equipment, material is carried out strong shearing at a high speed, shock, powder
Broken, dispersion, reaches the function mixing rapidly, dissolving, disperse, refine.
The three of technical scheme are: any one polyurethane carpentry paint above-mentioned is at foamed glue
Application in application.
The film that the polyurethane carpentry paint of the present invention prepares, owing to having good adhesive force, is difficult to
Bubbling, is difficult to cracking performance, its film can directly finish or as in be coated with PE white
The excessive coating of priming paint.
The specifically used method of this woodcare paint is: first host and firming agent is mixed, adds
Diluent mixes, and then uses method well known in the art, carries out if any gas or airless spraying
Construction, every time construction coated area is 8-12m2/ kg, repainting time 4-12h, drying condition
For baking temperature 5-40 DEG C, drying time 4-12h, drying means is natural drying.
On the basis of meeting common sense in the field, above-mentioned each optimum condition, can be mutually combined,
Obtain each preferred embodiment of the present invention.
Detailed description of the invention
Following example are used for illustrating the present invention, but are not limited to the scope of the present invention.Implement
The material related in example is common commercially available prod, and the operation related to is this area routine behaviour
Make.
Embodiment 1
A kind of polyurethane carpentry paint, by the host mixed according to weight ratio 1:0.25:0.3, admittedly
Agent, diluent, described host is prepared by following component:
Alkyd resin: 76kg
Butyl acetate: 10kg
Anti-settling agent: 2kg
Titanium dioxide: 24kg
Pulvis Talci: 34kg
Fine particle calcium carbonate: 36kg
Sericite in powder: 8kg
Defoamer: 0.4kg
Levelling agent: 0.1kg
Butyl acetate: 9.5kg
Wherein, alkyd resin hydroxyl value is 100-120, uses the castor oil modified alkyd of Changxing company
Resin 3401-XT-70；
Titanium dioxide is Rutile type titanium dioxide, uses the NTR606 of Ningbo Fu Yuan；
Pulvis Talci is micronized talc powder, uses the K board Pulvis Talci of Gui Guang company；
Precipitated calcium carbonate is fine fine particle calcium carbonate, uses white specialization chemical product；
The GA-1 that Chuzhou lattice are sharp selected by sericite in powder；
The bentonite 828 that moral is modest selected by anti-settling agent；
Defoamer is the broken bubble polymer solution without organosilicon, selects China's auxiliary agent
HX2300；
Levelling agent is organic silicon modified by polyether, selects the BYK333 of Bi Ke.
Described firming agent is: butyl acetate 70kg, toluene di-isocyanate(TDI) addition product 130kg.
Toluene di-isocyanate(TDI) addition product is the L-75 of Bayer company, and in addition product, NCO contains
Amount is 13.5%.
Described diluent is: butyl acetate 108kg, propylene glycol methyl ether acetate 36kg, carbon
Dimethyl phthalate 36kg.
Embodiment 2
A kind of polyurethane carpentry paint, by the host mixed according to weight ratio 1:0.25:0.3, admittedly
Agent, diluent, described host is prepared by following component:
Alkyd resin: 80kg
Butyl acetate: 10kg
Anti-settling agent: 2kg
Titanium dioxide: 24kg
Pulvis Talci: 30kg
Fine particle calcium carbonate: 40kg
Sericite in powder: 4kg
Defoamer: 0.4kg
Levelling agent: 0.1kg
Butyl acetate: 9.5kg
Wherein, alkyd resin hydroxyl value is 100-120, uses Changxing company Semen sojae atricolor short oil alkyd tree
Fat 3106-X-70-3；
Titanium dioxide is Rutile type titanium dioxide, uses the NTR606 of Ningbo Fu Yuan；
Pulvis Talci is micronized talc powder, uses the K board Pulvis Talci of Gui Guang company；
Precipitated calcium carbonate is nano active carbonic acid fine particle calcium carbonate, uses the product of white specialization work；
The GA-1 that Chuzhou lattice are sharp selected by sericite in powder；
The bentonite 828 that moral is modest selected by anti-settling agent；
Defoamer is the broken bubble polymer solution without organosilicon, selects China's auxiliary agent
HX2300；
Levelling agent is organic silicon modified by polyether, selects the BYK333 of Bi Ke；
Described firming agent is: butyl acetate 72kg, toluene di-isocyanate(TDI) addition product 108kg.
Toluene di-isocyanate(TDI) addition product is the L-75 of Bayer company, and in addition product, NCO contains
Amount is 13.5%.
Described diluent is: butyl acetate 99kg, propylene glycol methyl ether acetate 45kg, carbonic acid
Dimethyl ester 36kg.
Embodiment 3
This embodiment provides the preparation method of polyurethane carpentry paint described in embodiment 1, including such as
Lower step:
(1) alkyd resin 76kg and butyl acetate 10kg is put in dispersion cylinder, start
Low speed uniform 3 minutes to moderate-speed mixer；
(2) under stirring at low speed, anti-settling agent 2kg, titanium dioxide 24kg, high speed dispersion 20-30 are added
Minute to fineness≤40um；
(3) under stirring at low speed, Pulvis Talci 34kg, fine particle calcium carbonate 36kg, sericite are put into successively
Powder 8kg, high speed dispersion 15-20 minute to fineness≤40um；
(4) under stirring at low speed, defoamer 0.4kg, levelling agent 0.1kg, acetic acid it are sequentially added into
Butyl ester 9.5kg, middling speed dispersion is filtered to uniformly, is obtained host for 5 minutes；
(5) butyl acetate and toluene di-isocyanate(TDI) addition product are fed intake and stir in 200 liters
In machine, stir prepared clear curing agent component with 300-400r/min；
(6) butyl acetate, propylene glycol methyl ether acetate and dimethyl carbonate are fed intake in 200
In liter solvent cylinder, stir the clear bright thinner composition of prepared water with 300-400r/min；
(7) by each independent packaging of host, firming agent, diluent and get final product.
Wherein, low speed is 400-600r/min, and middling speed is 800-1000r/min, is at a high speed
1000-1200r/min。
Embodiment 4
This embodiment provides the preparation method of polyurethane carpentry paint described in embodiment 2, and it is prepared
Method is with embodiment 3.
Effect experimental examples
It is the ratio of 4:1:1.2 according to host, firming agent, diluent weight proportion, respectively
Weigh each component of embodiment 1 and embodiment 2, first host and firming agent are mixed, then add
Entering diluent mixing, use airless spraying to construct, every time construction coated area is
10m2/ kg, drying condition is: baking temperature 20 DEG C, 8 hours drying times, drying means
For natural drying；Prepare PU white primer film.Relevant criterion method is used to detect,
Result is as follows:
| Project | Embodiment 1 | Embodiment 2 | The method of inspection |
| Surface drying (minute) | 10 | 10 | GB/T1728 |
| Do solid work (hour) | 2 | 2 | GB/T1728 |
| Adhesive force (hundred compartments are away from 1mm) | 0 | 1 | GB/T9286 |
| Impact resistance (kg.cm) | 50 | 50 | GB/T1731 |
| Pliability (mm) | 2 | 2 | GB/T1732 |
Through detection, the flexility of paint film is within 12MM and thick when being coated with 200 microns,
Do not ftracture under-30 DEG C to 50 DEG C cold cycling, illustrate that the polyurethane carpentry paint of the present invention has
Good adhesive force, pliability, it is difficult to cracking performance.
Although, used general explanation, detailed description of the invention and test, to this
Bright make detailed description, but on the basis of the present invention, it can have been made some modifications or improvements,
This will be apparent to those skilled in the art.Therefore, without departing from present invention spirit
On the basis of these modifications or improvements, belong to the scope of protection of present invention.
Claims (10)
1. a polyurethane carpentry paint, it is characterised in that: include according to weight ratio 1:(0.2-0.3):
(0.2-0.4) host that mixes, firming agent, diluent, described host is by including following weight
The component of amount part prepares:
Polyurethane carpentry paint the most according to claim 1, it is characterised in that: described alcohol
Acid resin is selected from vegetable fatty acids modified alkyd resin, castor oil modified alkyd resin
Plant or two kinds, it is preferable that the hydroxyl value of described alkyd resin is 100-120.
Polyurethane carpentry paint the most according to claim 1 and 2, it is characterised in that: institute
State one or both in polyamide wax, the bentonite of anti-settling agent.
4. according to the polyurethane carpentry paint described in any one of claim 1-3, it is characterised in that:
Described defoamer is the broken bubble polymer solution without organosilicon, and/or,
Described levelling agent is organic silicon modified by polyether.
5. according to the polyurethane carpentry paint described in any one of claim 1-4, it is characterised in that:
Described precipitated calcium carbonate is fine fine particle calcium carbonate or nano active carbonic acid fine particle calcium carbonate, and/or,
Described mica powder is sericite in powder, and/or,
Described Pulvis Talci is micronized talc powder, and/or,
Described pigment is titanium dioxide, preferably Rutile type titanium dioxide.
Polyurethane carpentry paint the most according to claim 1, it is characterised in that: described host
It is to be prepared by the component including following weight portion:
Preferably, the weight portion of described host is 100 parts.
7. according to the polyurethane carpentry paint described in any one of claim 1-6, it is characterised in that:
By weight, described firming agent is by including 35-45 part butyl acetate, and 55-65 part toluene two is different
Cyanate addition product mixes；
Preferably, based on 100 weight portions, by 35-40 part butyl acetate, 60-65 part toluene
Diisocyanate addition product mixes；
It is further preferred that the NCO of toluene di-isocyanate(TDI) addition product is 12-14%.
8. according to the polyurethane carpentry paint described in any one of claim 1-7, it is characterised in that:
By weight, described diluent by including 45-60 part butyl acetate, 20-40 part propylene glycol first
Ether acetate, 0-20 part dimethyl carbonate mixes；
Preferably, based on 100 weight portions, by 54-55 part butyl acetate, 18-25 part the third two
Alcohol methyl ether acetate, 18-20 part acetic acid dimethyl ester mixes.
9. the method for polyurethane carpentry paint described in preparation any one of claim 1-8, its feature
It is, comprises the steps:
(1) butyl acetate of alkyd resin and 40-60% weight is uniformly dispersed, is subsequently adding
Anti-settling agent and pigment, be dispersed to fineness≤40um, add Pulvis Talci, precipitated calcium carbonate and
Mica powder, is dispersed to fineness≤40um；It is eventually adding defoamer, levelling agent and residual acetic acid
Butyl ester, is uniformly dispersed, and obtains host；
(2) be uniformly dispersed to obtain firming agent by butyl acetate and toluene di-isocyanate(TDI) addition product；
(3) butyl acetate, propylene glycol methyl ether acetate, dimethyl carbonate are uniformly dispersed
Diluent；
(4) by each independent packaging of host, firming agent, diluent, to obtain final product.
10. the polyurethane carpentry paint described in any one of claim 1-8 is in foamed glue application
Application, it is characterised in that: after host and firming agent being mixed in proportion, add diluent
Mixing, according to 8-12m2Foamed glue material workpiece is sprayed by/kg, naturally dry in 5-40 DEG C
Dry 4-12h.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610207336.4A CN105838234A (en) | 2016-04-05 | 2016-04-05 | Polyurethane woodenware paint, and preparation method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610207336.4A CN105838234A (en) | 2016-04-05 | 2016-04-05 | Polyurethane woodenware paint, and preparation method and application thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109749614A (en) * | 2019-01-10 | 2019-05-14 | 广东鸿昌化工有限公司 | A kind of polyurethane ordor removing based white primer and preparation method thereof |
| CN111234680A (en) * | 2020-01-09 | 2020-06-05 | 山东巴德士化工有限公司 | Polyurethane woodenware paint for filling conduit and preparation method and application thereof |
| CN111253852A (en) * | 2020-01-20 | 2020-06-09 | 东莞大宝化工制品有限公司 | PU white primer capable of being thickly coated on vertical surface and preparation method thereof |
| CN115785787A (en) * | 2022-12-08 | 2023-03-14 | 成都展辰涂料有限公司 | Polyurethane curtain coating material and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102002313A (en) * | 2009-09-03 | 2011-04-06 | 澳达树熊涂料(惠州)有限公司 | Solvent-type double-component polyurethane (PU) high-clearness wear-resistant matte varnish |
| CN102977750A (en) * | 2012-11-30 | 2013-03-20 | 无锡市虎皇漆业有限公司 | Solvent type matte wood lacquer and preparation method of same |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102002313A (en) * | 2009-09-03 | 2011-04-06 | 澳达树熊涂料(惠州)有限公司 | Solvent-type double-component polyurethane (PU) high-clearness wear-resistant matte varnish |
| CN102977750A (en) * | 2012-11-30 | 2013-03-20 | 无锡市虎皇漆业有限公司 | Solvent type matte wood lacquer and preparation method of same |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109749614A (en) * | 2019-01-10 | 2019-05-14 | 广东鸿昌化工有限公司 | A kind of polyurethane ordor removing based white primer and preparation method thereof |
| CN111234680A (en) * | 2020-01-09 | 2020-06-05 | 山东巴德士化工有限公司 | Polyurethane woodenware paint for filling conduit and preparation method and application thereof |
| CN111253852A (en) * | 2020-01-20 | 2020-06-09 | 东莞大宝化工制品有限公司 | PU white primer capable of being thickly coated on vertical surface and preparation method thereof |
| CN115785787A (en) * | 2022-12-08 | 2023-03-14 | 成都展辰涂料有限公司 | Polyurethane curtain coating material and preparation method thereof |
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Application publication date: 20160810 |