CN108997969A - A kind of UV-LED packaging plastic and preparation method thereof - Google Patents
A kind of UV-LED packaging plastic and preparation method thereof Download PDFInfo
- Publication number
- CN108997969A CN108997969A CN201811074328.2A CN201811074328A CN108997969A CN 108997969 A CN108997969 A CN 108997969A CN 201811074328 A CN201811074328 A CN 201811074328A CN 108997969 A CN108997969 A CN 108997969A
- Authority
- CN
- China
- Prior art keywords
- component
- packaging plastic
- methyl
- adamantyl
- parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 45
- 229920003023 plastic Polymers 0.000 title claims abstract description 45
- 239000004033 plastic Substances 0.000 title claims abstract description 45
- 238000002360 preparation method Methods 0.000 title claims description 8
- 125000005073 adamantyl group Chemical group C12(CC3CC(CC(C1)C3)C2)* 0.000 claims abstract description 48
- -1 Methyl Hydrogen Chemical compound 0.000 claims abstract description 47
- HIHIPCDUFKZOSL-UHFFFAOYSA-N ethenyl(methyl)silicon Chemical compound C[Si]C=C HIHIPCDUFKZOSL-UHFFFAOYSA-N 0.000 claims abstract description 32
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000003054 catalyst Substances 0.000 claims abstract description 23
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 22
- 239000001257 hydrogen Substances 0.000 claims abstract description 22
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 20
- 239000012530 fluid Substances 0.000 claims abstract description 18
- 239000004615 ingredient Substances 0.000 claims abstract description 16
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 14
- ORILYTVJVMAKLC-UHFFFAOYSA-N adamantane Chemical compound C1C(C2)CC3CC1CC2C3 ORILYTVJVMAKLC-UHFFFAOYSA-N 0.000 claims abstract description 12
- GUPIJBCFCMCGKM-UHFFFAOYSA-N [Pt].[SiH3]C=C Chemical group [Pt].[SiH3]C=C GUPIJBCFCMCGKM-UHFFFAOYSA-N 0.000 claims description 10
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 9
- 239000003112 inhibitor Substances 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 7
- JQZGUQIEPRIDMR-UHFFFAOYSA-N 3-methylbut-1-yn-1-ol Chemical group CC(C)C#CO JQZGUQIEPRIDMR-UHFFFAOYSA-N 0.000 claims description 6
- MQSZOZMNAJHVML-UHFFFAOYSA-N 3-phenylbut-1-yn-1-ol Chemical compound OC#CC(C)C1=CC=CC=C1 MQSZOZMNAJHVML-UHFFFAOYSA-N 0.000 claims description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 239000012467 final product Substances 0.000 claims 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 235000007164 Oryza sativa Nutrition 0.000 claims 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims 1
- HPXRVTGHNJAIIH-UHFFFAOYSA-N cyclohexanol Chemical compound OC1CCCCC1 HPXRVTGHNJAIIH-UHFFFAOYSA-N 0.000 claims 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims 1
- 235000009566 rice Nutrition 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 6
- 230000006750 UV protection Effects 0.000 abstract description 5
- 238000005987 sulfurization reaction Methods 0.000 abstract description 5
- 230000003197 catalytic effect Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000000052 comparative effect Effects 0.000 description 12
- QYLFHLNFIHBCPR-UHFFFAOYSA-N 1-ethynylcyclohexan-1-ol Chemical compound C#CC1(O)CCCCC1 QYLFHLNFIHBCPR-UHFFFAOYSA-N 0.000 description 8
- 230000008859 change Effects 0.000 description 6
- 239000000741 silica gel Substances 0.000 description 6
- 229910002027 silica gel Inorganic materials 0.000 description 6
- 238000005538 encapsulation Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004073 vulcanization Methods 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000004224 protection Effects 0.000 description 2
- 206010024769 Local reaction Diseases 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J183/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Adhesives based on derivatives of such polymers
- C09J183/04—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/221—Oxides; Hydroxides of metals of rare earth metal
- C08K2003/2213—Oxides; Hydroxides of metals of rare earth metal of cerium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/206—Applications use in electrical or conductive gadgets use in coating or encapsulating of electronic parts
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a kind of UV-LED packaging plastics, are mixed in mass ratio for 1:1 by component A and B component；Component A includes following mass fraction ingredient: 90~98 parts of the methyl vinyl silicone containing adamantyl；0.01~0.5 part of platinum catalyst；B component includes following mass fraction ingredient: 30~50 parts of the methyl vinyl silicone containing adamantyl；50~70 parts of Methyl Hydrogen Polysiloxane Fluid containing adamantyl.It selects the methyl vinyl silicone containing adamantane of specific Average molecular formula and contains the Methyl Hydrogen Polysiloxane Fluid of adamantyl as base rubber, reaction obtains packaging plastic under the catalytic action of platinum catalyst, in terms of existing technologies, packaging plastic of the present invention refractive index with higher, good sulfuration resistant performance, excellent UV resistance.
Description
Technical field
The invention belongs to LED encapsulation fields, and in particular to a kind of UV-LED packaging plastic and preparation method thereof.
Background technique
UV-LED is one kind of LED, emits the black light of Single wavelength, generally in 400nm or less.UV-LED and traditional
The features such as mercury lamp is compared, and has power and energy saving, heat loss less, and the service life is long, wavelength is relatively concentrated is a kind of novel environment-friendly type light
Source, by the favor in market.Currently, the packaged type of white light LEDs is mainly continued to use in the encapsulation of UV-LED, organosilicon tree is still used
For rouge as encapsulating material, but since the wavelength of UV-LED is shorter, radiation energy is higher, therefore has to the performance of encapsulating material higher
Requirement.
Traditional organosilicon encapsulating material mainly has methyl silica gel and phenyl silica gel, methyl silica gel have it is heat-resisting well and
UV resistance, but refractive index is relatively low, and the light extraction efficiency of LED is low, and since hardness is lower, sulfuration resistant performance is poor；Phenyl
Silica gel refractive index is high, hardness is high, has preferable light extraction efficiency and sulfuration resistant performance, but its heatproof, UV resistance are poor, holds
It is also easy to produce xanthochromia, it is larger to light light decay for a long time.
In conclusion needing the UV-LED packaging plastic that a kind of refractive index is high, heat resistance is good.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides the UV-LED encapsulation that a kind of refractive index is high, heat resistance is good
Glue.
Refractive index height is opposite height in this discovery, and is not specific to some specific value, and heat resistance is also relatively existing well
For having a technology.
To solve the above problems, the technical solution adopted in the present invention is as follows:
A kind of UV-LED packaging plastic, is mixed in mass ratio for 1:1 by component A and B component；
Component A includes following mass fraction ingredient:
90~98 parts of methyl vinyl silicone containing adamantyl；
0.01~0.5 part of platinum catalyst；
B component includes following mass fraction ingredient:
30~50 parts of methyl vinyl silicone containing adamantyl；
50~70 parts of Methyl Hydrogen Polysiloxane Fluid containing adamantyl；
The average formula of the methyl vinyl silicone containing adamantane in component A and B component are as follows:
In the average formula of methyl vinyl silicone containing adamantane, R1, R2, R3 be methyl or adamantyl, R1,
At least a kind of in R2 and R3 is adamantyl, 5≤x≤30,5≤y≤10；
The Average molecular formula of Methyl Hydrogen Polysiloxane Fluid containing adamantyl are as follows:
In the Average molecular formula of Methyl Hydrogen Polysiloxane Fluid containing adamantyl, R is one of methyl, hydrogen and adamantyl, 5
≤z≤20。
Preferably, further include inhibitor in B component, B component includes following parts by weight ingredient:
30~50 parts of methyl vinyl silicone containing adamantyl；
50~70 parts of Methyl Hydrogen Polysiloxane Fluid containing adamantyl；
0.01~0.5 part of inhibitor.
The catalytic effect of platinum catalyst is inhibited by the way that inhibitor is added, to control reaction rate, avoids reacting
It is too fast.
Preferably, inhibitor is at least one of methyl butynol, ethynylcyclohexanol and phenylbutynol.
Using methyl butynol, ethynylcyclohexanol and phenylbutynol as inhibitor, on the one hand, can effectively inhibit platinum
The catalytic effect of catalyst keeps reaction rate controllable, reserves enough operating times；On the other hand, methyl butynol, acetenyl
Cyclohexanol and phenylbutynol boiling point are lower, convenient for removing, prevent the performance of the remaining influence packaging plastic of inhibitor.
Preferably, platinum catalyst is platinum-vinyl silanes complex catalyst.
Preferably, platinum content is 5000ppm in platinum-vinyl silanes complex catalyst
Preferably, further include heat-resistant agent in component A, component A includes following parts by weight ingredient:
90~98 parts of methyl vinyl silicone containing adamantyl；
1~5 part of heat-resistant agent；
0.01~0.5 part of catalyst.
Enhance the heat resistance of packaging plastic by addition heat-resistant agent.
Preferably, heat-resistant agent is polysiloxane-modified nano-cerium oxide.
Polysiloxane-modified nano-cerium oxide and the preferable compatibility of methyl vinyl silicone containing adamantyl, gathers
While silicone-modified nano-cerium oxide improves packaging plastic heat resistance, the performance of packaging plastic is influenced smaller.
Preferably, further include tackifier in component A, component A includes following parts by weight ingredient:
90~98 parts of methyl vinyl silicone containing adamantyl；
1~5 part of tackifier；
0.01~0.5 part of catalyst.
By adding tackifier, the bonding force of packaging plastic is improved.
Preferably, tackifier are at least one of silane coupling agent KH-560 and silane coupling agent KH-561.
Silane coupling agent KH-560 and silane coupling agent KH-561 appearance colorless are transparent, are applied in UV-LED packaging plastic,
It is smaller on the influence of the light-out effect of UV-LED after solidification, the cohesive force of packaging plastic Yu bracket silver coating can be effectively improved.
The present invention also provides a kind of preparation methods of UV-LED packaging plastic, comprising the following steps:
Each ingredient in the component A of corresponding mass number is weighed, is added sequentially in de-airing mixer, is uniformly mixed up to A
Component；
Each ingredient in the B component of corresponding mass number is weighed, is added sequentially in de-airing mixer, is uniformly mixed up to B
Component；
By component A and B component, 1:1 in mass ratio is added in de-airing mixer, is uniformly mixed, is obtained packaging plastic.
By by reactant in component A and B component respectively premixing uniformly, then by component A and B component hybrid reaction,
It avoids directly mixing all raw materials, prevents local reaction is too fast during being dispersed with stirring from reaction being caused to fail.
In terms of existing technologies, the invention has the following advantages:
The methyl vinyl silicone containing adamantane for selecting specific Average molecular formula and the methyl containing adamantyl
Containing hydrogen silicone oil is as base rubber, and reaction obtains packaging plastic under the catalytic action of platinum catalyst, compared with the existing technology in for, this
Invention packaging plastic refractive index with higher, good sulfuration resistant performance, excellent UV resistance.
Specific embodiment
Invention is further described in detail With reference to embodiment.
Embodiment 1
A kind of UV-LED packaging plastic, is mixed in mass ratio for 1:1 by component A and B component；
Component A includes following component:
Component A includes following component:
Methyl vinyl silicone 30g containing adamantyl；
Methyl Hydrogen Polysiloxane Fluid 69.99g containing adamantyl；
Methyl butynol 0.01g；
The present embodiment UV-LED packaging plastic preparation method the following steps are included:
A) methyl vinyl silicone of the 90g containing adamantyl, the polysiloxane-modified nano-cerium oxide of 5g (Dongguan Shandong are weighed
Jump AHR-3), silane coupling agent KH-560 and 0.01g platinum-vinyl silanes complex catalyst of 4.99g (platinum content:
5000ppm), it is added sequentially in de-airing mixer, component A can be obtained by being uniformly mixed；
B) weigh Methyl Hydrogen Polysiloxane Fluid containing adamantyl of methyl vinyl silicone, 69.99g of the 30g containing adamantyl,
The methyl butynol of 0.01g, is added sequentially in de-airing mixer, and B component can be obtained by being uniformly mixed；
C) by component A and B component, 1:1 in mass ratio is added in de-airing mixer, is uniformly mixed, is obtained packaging plastic.
Embodiment 2
A kind of UV-LED packaging plastic, is mixed in mass ratio for 1:1 by component A and B component；
Component A includes following component:
Component A includes following component:
Methyl vinyl silicone 49.5g containing adamantyl；
Methyl Hydrogen Polysiloxane Fluid 50g containing adamantyl；
Phenylbutynol 0.5g；
The present embodiment UV-LED packaging plastic preparation method the following steps are included:
A) methyl vinyl silicone of the 97.5g containing adamantyl, the polysiloxane-modified nano-cerium oxide (Dongguan 1g are weighed
Shandong jumps AHR-3), silane coupling agent KH-561 and 0.5g platinum-vinyl silanes complex catalyst (platinum content: 5000ppm) of 1g,
It is added sequentially in de-airing mixer, component A can be obtained by being uniformly mixed；
B) weigh Methyl Hydrogen Polysiloxane Fluid containing adamantyl of methyl vinyl silicone, 50g of the 49.5g containing adamantyl,
The phenylbutynol of 0.5g, is added sequentially in de-airing mixer, and B component can be obtained by being uniformly mixed；
C) by component A and B component, 1:1 in mass ratio is added in de-airing mixer, is uniformly mixed, is obtained packaging plastic.
Embodiment 3
A kind of UV-LED packaging plastic, is mixed in mass ratio for 1:1 by component A and B component；
Component A includes following component:
Component A includes following component:
Methyl vinyl silicone 50g containing adamantyl；
Methyl Hydrogen Polysiloxane Fluid 49.5g containing adamantyl；
Ethynylcyclohexanol 0.5g；
The present embodiment UV-LED packaging plastic preparation method the following steps are included:
A) methyl vinyl silicone of the 90g containing adamantyl, the polysiloxane-modified nano-cerium oxide (Dongguan 4.5g are weighed
Shandong jumps AHR-3), silane coupling agent KH-561 and 0.5g platinum-vinyl silanes complex catalyst (platinum content: 5000ppm) of 5g,
It is added sequentially in de-airing mixer, component A can be obtained by being uniformly mixed；
B) weigh Methyl Hydrogen Polysiloxane Fluid containing adamantyl of methyl vinyl silicone, 49.5g of the 50g containing adamantyl,
The ethynylcyclohexanol of 0.5g, is added sequentially in de-airing mixer, and B component can be obtained by being uniformly mixed；
C) by component A and B component, 1:1 in mass ratio is added in de-airing mixer, is uniformly mixed, is obtained packaging plastic.
Comparative example 1
A) KH-561 and 0.5g platinum-vinyl silanes complex catalyst of 94.5g methyl vinyl silicone, 5g is weighed
(Pt content: 5000ppm), is added sequentially in de-airing mixer, and component A can be obtained by being uniformly mixed；
B) weigh 50g methyl vinyl silicone, 49.5g Methyl Hydrogen Polysiloxane Fluid, 0.5g ethynylcyclohexanol, successively plus
Enter into de-airing mixer, B component can be obtained by being uniformly mixed；
C) by component A and B component, 1:1 in mass ratio is added in de-airing mixer, is uniformly mixed, is obtained packaging plastic.
Comparative example 2
A) KH-561 and 0.5g platinum-vinyl silanes complex catalyst of 94.5g phenyl vinyl polysiloxane, 5g are weighed
(Pt content: 5000ppm), is added sequentially in de-airing mixer, and component A can be obtained by being uniformly mixed；
B) ethynylcyclohexanol of 50g phenyl vinyl polysiloxane, 49.5g phenyl hydrogen-containing silicon oil, 0.5g are weighed, successively plus
Enter into de-airing mixer, B component can be obtained by being uniformly mixed；
C) by component A and B component, 1:1 in mass ratio is added in de-airing mixer, is uniformly mixed, is obtained packaging plastic.
Comparative example 3
A) methyl vinyl silicone, KH-561,4.5g BASF 1076 of 5g and 0.5g of the 90g containing adamantyl are weighed
Platinum-vinyl silanes complex catalyst (Pt content: 5000ppm), is added sequentially in de-airing mixer, and being uniformly mixed can obtain
Component A；
B) weigh Methyl Hydrogen Polysiloxane Fluid containing adamantyl of methyl vinyl silicone, 49.5g of the 50g containing adamantyl,
The ethynylcyclohexanol of 0.5g, is added sequentially in de-airing mixer, and B component can be obtained by being uniformly mixed；
C) by component A and B component, 1:1 in mass ratio is added in de-airing mixer, is uniformly mixed, is obtained packaging plastic.
UV-LED packaging plastic prepared by Examples 1 to 3 and comparative example 1~3 is performed the following performance tests, test result is such as
Shown in table 1.
(1) it refraction index test: is measured according to GB/T 6488-2008 " measuring method of liquid chemical product index of refraction ".
Sulfuration resistant test: packaging plastic point adhesive curing being placed in 1g/100ml sulphur powder environment, 80 DEG C of vulcanization 8h, measures sulphur
Change the light decay situation of front and back LED.
(3) resistance to ultraviolet test: packaging plastic is used to encapsulate UV-LED (395nm) chip, lights aging under 60mA
The light decay situation of front and back is lighted in 1000h, measurement.
(4) heat resistance is tested: after encapsulation adhesive curing, for 24 hours, front and back firmness change, hardness are toasted in detection for 200 DEG C of bakings
It is measured according to HG/T 2413.2-1992 " the measurement Shao Er hardometer method of rubber roller apparent hardness ".
Table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example 1 | Comparative example 2 | Comparative example 3 | |
| 25 DEG C of refractive index@ | 1.54 | 1.54 | 1.54 | 1.41 | 1.54 | 1.54 |
| Light decay after vulcanization | < 3.0% | < 3.0% | < 3.0% | 10.0% | < 3.0% | < 3.0% |
| Light light decay after 1000h | < 10% | < 10% | < 10% | < 10% | 15% | < 10% |
| 200 DEG C/firmness change for 24 hours | < 5D | < 5D | < 5D | 8D | 10D | 9D |
From table 1 it follows that comparative example and comparative example 1 illustrate, the present invention has higher relative to methyl silica gel
Refractive index, light decay is lower after vulcanization, and firmness change is smaller after baking；Comparative example and comparison 2 explanation, the present invention relative to
Phenyl silica gel has more preferable UV resistance, and firmness change is smaller after baking；Comparative example and the explanation of comparative example 3, relative to
For conventional heat refractory agent, the present invention has better heat resistance, and firmness change is smaller after baking.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
Only several embodiments of the present invention are expressed for above embodiments, and the description thereof is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art,
Under the premise of not departing from present inventive concept, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.
Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of UV-LED packaging plastic, which is characterized in that mixed in mass ratio for 1:1 by component A and B component；
The component A includes following mass fraction ingredient:
90~98 parts of methyl vinyl silicone containing adamantyl；
0.01~0.5 part of platinum catalyst；
The B component includes following mass fraction ingredient:
30~50 parts of methyl vinyl silicone containing adamantyl；
50~70 parts of Methyl Hydrogen Polysiloxane Fluid containing adamantyl；
The average formula of methyl vinyl silicone described in the component A and B component containing adamantane are as follows:
In the average formula of the methyl vinyl silicone containing adamantane, R1、R2、R3For methyl or adamantyl, R1、R2
And R3In it is at least a kind of be adamantyl, 5≤x≤30,5≤y≤10；
The Average molecular formula of the Methyl Hydrogen Polysiloxane Fluid containing adamantyl are as follows:
In the Average molecular formula of the Methyl Hydrogen Polysiloxane Fluid containing adamantyl, R is one of methyl, hydrogen and adamantyl, 5
≤z≤20。
2. UV-LED packaging plastic according to claim 1, which is characterized in that it further include inhibitor in the B component, it is described
B component includes following parts by weight ingredient:
30~50 parts of methyl vinyl silicone containing adamantyl；
50~70 parts of Methyl Hydrogen Polysiloxane Fluid containing adamantyl；
0.01~0.5 part of inhibitor.
3. UV-LED packaging plastic according to claim 2, which is characterized in that the inhibitor is methyl butynol, acetylene
At least one of cyclohexanol and phenylbutynol.
4. UV-LED packaging plastic according to claim 1, which is characterized in that the platinum catalyst is platinum-vinyl silanes
Complex catalyst.
5. UV-LED packaging plastic according to claim 4, which is characterized in that the platinum-vinyl silanes complex catalyst
Middle platinum content is 5000ppm.
6. UV-LED packaging plastic according to claim 1, which is characterized in that it further include heat-resistant agent in the component A, it is described
Component A includes following parts by weight ingredient:
90~98 parts of methyl vinyl silicone containing adamantyl；
1~5 part of heat-resistant agent；
0.01~0.5 part of catalyst.
7. UV-LED packaging plastic according to claim 6, which is characterized in that the heat-resistant agent is polysiloxane-modified receives
Rice cerium oxide.
8. UV-LED packaging plastic described in any one claim according to claim 1~7, which is characterized in that the component A
In further include tackifier, the component A includes following parts by weight ingredient:
90~98 parts of methyl vinyl silicone containing adamantyl；
1~5 part of tackifier；
0.01~0.5 part of catalyst.
9. UV-LED packaging plastic according to claim 8, which is characterized in that the tackifier are silane coupling agent KH-560
At least one of with silane coupling agent KH-561.
10. a kind of preparation method of UV-LED packaging plastic as claimed in claim 8, which comprises the following steps:
A) it weighs each ingredient in the component A of corresponding mass number, is added sequentially in de-airing mixer, be uniformly mixed to obtain the final product
The component A；
B) it weighs each ingredient in the B component of corresponding mass number, is added sequentially in de-airing mixer, be uniformly mixed to obtain the final product
The B component；
C) by component A and B component, 1:1 in mass ratio is added in de-airing mixer, is uniformly mixed, is obtained packaging plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811074328.2A CN108997969B (en) | 2018-09-14 | 2018-09-14 | UV-LED packaging adhesive and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811074328.2A CN108997969B (en) | 2018-09-14 | 2018-09-14 | UV-LED packaging adhesive and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108997969A true CN108997969A (en) | 2018-12-14 |
| CN108997969B CN108997969B (en) | 2021-02-09 |
Family
ID=64591698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811074328.2A Active CN108997969B (en) | 2018-09-14 | 2018-09-14 | UV-LED packaging adhesive and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108997969B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116656296A (en) * | 2023-07-04 | 2023-08-29 | 烟台固邦新材料有限公司 | A high-temperature-resistant encapsulant for electronic components and its manufacturing process |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9172011B2 (en) * | 2012-12-28 | 2015-10-27 | Cheil Industries, Inc. | Composition for encapsulant, encapsulant, and electronic device |
| CN105950104A (en) * | 2016-06-30 | 2016-09-21 | 杭州福斯特光伏材料股份有限公司 | High-temperature-resistant light emitting diode (LED) lamp filament encapsulation adhesive |
| CN107312339A (en) * | 2017-06-28 | 2017-11-03 | 广州惠利电子材料有限公司 | White-light LED encapsulation silica gel and its preparation method and application |
| CN107815285A (en) * | 2016-09-13 | 2018-03-20 | 烟台德邦先进硅材料有限公司 | A kind of photoelectrical coupler component encapsulation silica gel |
-
2018
- 2018-09-14 CN CN201811074328.2A patent/CN108997969B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9172011B2 (en) * | 2012-12-28 | 2015-10-27 | Cheil Industries, Inc. | Composition for encapsulant, encapsulant, and electronic device |
| CN105950104A (en) * | 2016-06-30 | 2016-09-21 | 杭州福斯特光伏材料股份有限公司 | High-temperature-resistant light emitting diode (LED) lamp filament encapsulation adhesive |
| CN107815285A (en) * | 2016-09-13 | 2018-03-20 | 烟台德邦先进硅材料有限公司 | A kind of photoelectrical coupler component encapsulation silica gel |
| CN107312339A (en) * | 2017-06-28 | 2017-11-03 | 广州惠利电子材料有限公司 | White-light LED encapsulation silica gel and its preparation method and application |
Non-Patent Citations (2)
| Title |
|---|
| LIN TONG等: "High refractive index adamantine-based silicone resins for the encapsulation of light-emitting diodes", 《POLYMERS FOR ADVANCED TECHNOLOGIES》 * |
| 北京航空材料研究院: "《航空材料技术》", 31 December 2013 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116656296A (en) * | 2023-07-04 | 2023-08-29 | 烟台固邦新材料有限公司 | A high-temperature-resistant encapsulant for electronic components and its manufacturing process |
| CN116656296B (en) * | 2023-07-04 | 2025-04-18 | 烟台固邦新材料有限公司 | A high temperature resistant packaging adhesive for electronic components and its manufacturing process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108997969B (en) | 2021-02-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103013431B (en) | High-refractivity LED (Light-Emitting Diode) package silica gel | |
| CN102965069B (en) | A kind of resistance to sulfuration LED silica gel | |
| CN102807676B (en) | Phenyl modified epoxy organic silicon resin and preparation method thereof, organic silicon packaging adhesive and LED lamp | |
| CN102504270B (en) | High-performance organic silicon electronic pouring sealant and preparation method and application thereof | |
| CN103059306B (en) | High-refractive index transparent silicone resin and preparation method thereof | |
| TW201706366A (en) | A LED silicone encapsulant with high refractive index | |
| CN101003686A (en) | Curable silicone rubber composition and cured product thereof | |
| CN106221237A (en) | A kind of LED encapsulation organic silica gel and preparation method thereof | |
| CN102757650B (en) | Solidification compound, cured article, optical semiconductor device and polysiloxane | |
| CN107312339A (en) | White-light LED encapsulation silica gel and its preparation method and application | |
| CN106010427A (en) | High-refractive-index high-toughness vulcanization-resistant LED packaging silica gel | |
| CN109722164A (en) | A kind of zero degree silica gel coating and preparation method thereof | |
| CN108102601B (en) | An organic silica gel adhesive for UV LED chip packaging | |
| CN104140533A (en) | Vinyl-containing phenyl hydro silicone resin and preparation method thereof | |
| TW201217437A (en) | Hybrid silicone composition for light emitting device | |
| CN102433005B (en) | Liquid phenyl silica gel for LED and preparation method thereof | |
| CN104211965A (en) | A kind of preparation method of network methyl phenyl vinyl polysiloxane that can be used for LED encapsulation | |
| CN102190888A (en) | Composition for thermosetting silicone resin | |
| CN106675504A (en) | Organic silicon rubber compound for large-power integral light-emitting diode (LED) packaging | |
| CN109266302A (en) | A kind of high refractive index LED packaging silicon rubber of modification | |
| CN108997969A (en) | A kind of UV-LED packaging plastic and preparation method thereof | |
| CN109280536B (en) | A kind of LED encapsulation silica gel with high adhesiveness and high vulcanization resistance and preparation method thereof | |
| CN103937445A (en) | Preparation method of transparent organic silica gel with high refractive index for high brightness and large power COB-LED encapsulation | |
| CN108102600A (en) | A kind of high index of refraction LED packaging silicon rubbers of ultraviolet resistance and preparation method thereof | |
| CN104946195A (en) | Modified organic silicon packaging adhesive and method for preparing polysiloxane containing silicon and hydrogen bases |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |