CN106891556A - A kind of preparation method of solid-state silica gel foamed silica gel plate - Google Patents
A kind of preparation method of solid-state silica gel foamed silica gel plate Download PDFInfo
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- CN106891556A CN106891556A CN201710060699.4A CN201710060699A CN106891556A CN 106891556 A CN106891556 A CN 106891556A CN 201710060699 A CN201710060699 A CN 201710060699A CN 106891556 A CN106891556 A CN 106891556A
- Authority
- CN
- China
- Prior art keywords
- silica gel
- gel piece
- solid
- state
- foamed
- 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.)
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 136
- 239000000741 silica gel Substances 0.000 title claims abstract description 136
- 229910002027 silica gel Inorganic materials 0.000 title claims abstract description 136
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 229920006267 polyester film Polymers 0.000 claims abstract description 26
- 238000004513 sizing Methods 0.000 claims abstract description 25
- 238000001035 drying Methods 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000005187 foaming Methods 0.000 claims abstract description 10
- 229920000728 polyester Polymers 0.000 claims abstract description 10
- 238000004073 vulcanization Methods 0.000 claims abstract description 10
- 238000000465 moulding Methods 0.000 claims abstract description 7
- 239000011248 coating agent Substances 0.000 claims abstract description 6
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 238000010030 laminating Methods 0.000 claims abstract description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 241000197194 Bulla Species 0.000 abstract description 6
- 208000002352 blister Diseases 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 6
- 229920000260 silastic Polymers 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 206010000269 abscess Diseases 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003490 calendering Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/60—Multitubular or multicompartmented articles, e.g. honeycomb
- B29L2031/608—Honeycomb structures
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Silicon Compounds (AREA)
Abstract
The present invention relates to a kind of preparation method of solid-state silica gel foamed silica gel plate, comprise the following steps：Step S1. solid-state silica gel is put into calender, and solid-state silica gel sequentially passes through thick pressure roller and thin pressure roller, obtains the silica gel piece of required thickness；And press polyester film at the back side of silica gel piece；The silica gel piece of bottom belt polyester a surname film is sent into coating machine by step S2., in the front laminating polyester film of this silica gel piece, obtains silica gel piece of the positive back side with polyester film；Step S3. silica gel piece feeding flat board molding forming machines with polyester film by the positive back side, normal temperature high voltage sizing is carried out to this silica gel piece, obtains sizing silica gel piece；Sizing silica gel piece feeding drying tunnel is carried out foaming vulcanization by step S4., obtains foamed silica gel piece；Step S5. winds into coiled material or being cut into sheet material foamed silica gel piece.Compared with the prior art, the thickness of silica gel piece prepared by the present invention is more uniform, and surface holes phenomenon is reduced, and evenly, inner product bulla phenomenon is significantly reduced inner cell.
Description
Technical field
The present invention relates to a kind of preparation method of solid-state silica gel foamed silica gel plate.
Background technology
The production method of existing solid-state silica gel foamed silica gel offset plate or film is typically molded vulcanization and rolls using flat board
Or extrusion atmospheric pressure vulcanization.The foamed silastic offset plate or the film stock thickness uniformity of flat board molding vulcanization process production are slightly good, 10 millis
Meter Hou Du can reach ± 0.5MM, and 1 mm of thickness can reach ± 0.1MM, but the density of foamed silastic offset plate or film is larger,
Typically >=0.65g/CM3；The foamed silastic offset plate or film density of calendering or the method production of extrusion atmospheric pressure vulcanization are relatively low, typically
Can be with≤0.45g/CM3But foamed silastic offset plate or film is in uneven thickness, and 10 mm of thickness reach ± 1MM, 1 millimeters thick
Degree reaches ± 0.2MM, and there is the phenomenon of surface holes or the big abscess of inner product.
The content of the invention
It is an object of the invention to provide a kind of preparation method of solid-state silica gel foamed silica gel plate, technical problem to be solved
It is：Foamed silastic offset plate or film it is in uneven thickness, there is the phenomenon of surface holes or the big abscess of inner product.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of preparation side of solid-state silica gel foamed silica gel plate
Method, comprises the following steps：
Step S1. solid-state silica gel is put into calender, and solid-state silica gel sequentially passes through thick pressure roller and thin pressure roller, obtains required thickness
Silica gel piece；And press polyester film at the back side of silica gel piece；
The silica gel piece of bottom belt polyester a surname film is sent into coating machine by step S2., in the front laminating polyester of this silica gel piece
Film, obtains silica gel piece of the positive back side with polyester film；
Step S3. silica gel piece feeding flat board molding forming machines with polyester film by the positive back side, are carried out often to this silica gel piece
Warm high pressure shape, obtains sizing silica gel piece；
Sizing silica gel piece feeding drying tunnel is carried out foaming vulcanization by step S4., obtains foamed silica gel piece；
Step S5. winds into coiled material or being cut into sheet material foamed silica gel piece.
The beneficial effects of the invention are as follows：The thickness of low-density foamed silica gel piece of solid-state silica gel production can effectively be realized more
Uniformly, holes phenomenon in surface is reduced, and evenly, inner product bulla phenomenon is significantly reduced silica gel piece inner cell, hence it is evident that better than original
There is technology.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, the solid-state silica gel is the elastomeric compound that banburying is completed.
Beneficial effect using above-mentioned further scheme is：Elastomeric compound low cost, it is convenient to prepare.
Further, in step S3, the pressure of normal temperature high voltage sizing is carried out to this silica gel piece for 15~25mpa, normal temperature high voltage
The time of sizing is 10~20 seconds.
Beneficial effect using above-mentioned further scheme is：The pressure of normal temperature high voltage sizing and time determine, are convenient for
Standardized production.
Further, the drying tunnel is tunnel structure formula drying tunnel, and the length of the drying tunnel is 24~36 meters.
Beneficial effect using above-mentioned further scheme is：Tunnel structure formula drying tunnel causes that foaming curing efficiency is higher.
Brief description of the drawings
Fig. 1 is a kind of flow chart of the preparation method of solid-state silica gel foamed silica gel plate of the invention.
Specific embodiment
Principle of the invention and feature are described below in conjunction with accompanying drawing, example is served only for explaining the present invention, and
It is non-for limiting the scope of the present invention.
Embodiment 1：
As shown in figure 1, a kind of preparation method of solid-state silica gel foamed silica gel plate, comprises the following steps：
10kg solid-state silica gel is put into calender by step S1., and the solid-state silica gel is the elastomeric compound that banburying is completed, solid-state silicon
Glue sequentially passes through thick pressure roller and thin pressure roller, obtains the silica gel piece that thickness is 0.3mm；And polyester film is pressed at the back side of silica gel piece,
The thickness of polyester film is 0.05MM；
The silica gel piece of bottom belt polyester a surname film is sent into coating machine by step S2., in the front laminating polyester of this silica gel piece
Film, the thickness of polyester film is 0.05MM, obtains silica gel piece of the positive back side with polyester film；
Step S3. silica gel piece feeding flat board molding forming machines with polyester film by the positive back side, are carried out often to this silica gel piece
Warm high pressure shape, the pressure of normal temperature high voltage sizing is 15mpa, and the time of normal temperature high voltage sizing is 20 seconds, obtains sizing silica gel piece；
Sizing silica gel piece feeding drying tunnel is carried out foaming vulcanization 20 minutes by step S4., and foaming curing temperature is 140 DEG C, institute
Drying tunnel is stated for tunnel structure formula drying tunnel, and the length of the drying tunnel is 36 meters, obtains foamed silica gel piece；
Step S5. winds into coiled material or sheet material is cut into foamed silica gel piece, and standing cools down to obtain foamed silica gel piece 1.
The technical program, can effectively realize that the thickness of the low-density foamed silica gel piece of solid-state silica gel production is more uniform, table
Face holes phenomenon is reduced, and evenly, inner product bulla phenomenon is significantly reduced silica gel piece inner cell, hence it is evident that better than original technology.
Embodiment 2：
A kind of preparation method of solid-state silica gel foamed silica gel plate, comprises the following steps：
10kg solid-state silica gel is put into calender by step S1., and the solid-state silica gel is the elastomeric compound that banburying is completed, solid-state silicon
Glue sequentially passes through thick pressure roller and thin pressure roller, obtains the silica gel piece that thickness is 0.3mm；And polyester film is pressed at the back side of silica gel piece,
The thickness of polyester film is 0.05MM；
The silica gel piece of bottom belt polyester a surname film is sent into coating machine by step S2., in the front laminating polyester of this silica gel piece
Film, the thickness of polyester film is 0.05MM, obtains silica gel piece of the positive back side with polyester film；
Step S3. silica gel piece feeding flat board molding forming machines with polyester film by the positive back side, are carried out often to this silica gel piece
Warm high pressure shape, the pressure of normal temperature high voltage sizing is 25mpa, and the time of normal temperature high voltage sizing is 10 seconds, obtains sizing silica gel piece；
Sizing silica gel piece feeding drying tunnel is carried out foaming vulcanization 20 minutes by step S4., and foaming curing temperature is 155 DEG C, institute
Drying tunnel is stated for tunnel structure formula drying tunnel, and the length of the drying tunnel is 24 meters, obtains foamed silica gel piece；
Step S5. winds into coiled material or sheet material is cut into foamed silica gel piece, and standing cools down to obtain foamed silica gel piece 1.
The technical program, can effectively realize that the thickness of the low-density foamed silica gel piece of solid-state silica gel production is more uniform, table
Face holes phenomenon is reduced, and evenly, inner product bulla phenomenon is significantly reduced silica gel piece inner cell, hence it is evident that better than original technology.
Embodiment 3：
A kind of preparation method of solid-state silica gel foamed silica gel plate, comprises the following steps：
10kg solid-state silica gel is put into calender by step S1., and the solid-state silica gel is the elastomeric compound that banburying is completed, solid-state silicon
Glue sequentially passes through thick pressure roller and thin pressure roller, obtains the silica gel piece that thickness is 2.75mm；And polyester film is pressed at the back side of silica gel piece,
The thickness of polyester film is 0.05MM；
The silica gel piece of bottom belt polyester a surname film is sent into coating machine by step S2., in the front laminating polyester of this silica gel piece
Film, the thickness of polyester film is 0.05MM, obtains silica gel piece of the positive back side with polyester film；
Step S3. silica gel piece feeding flat board molding forming machines with polyester film by the positive back side, are carried out often to this silica gel piece
Warm high pressure shape, the pressure of normal temperature high voltage sizing is 20mpa, and the time of normal temperature high voltage sizing is 15 seconds, obtains sizing silica gel piece；
Sizing silica gel piece feeding drying tunnel is carried out foaming vulcanization 20 minutes by step S4., and foaming curing temperature is 147 DEG C, institute
Drying tunnel is stated for tunnel structure formula drying tunnel, and the length of the drying tunnel is 30 meters, obtains foamed silica gel piece；
Step S5. winds into coiled material or sheet material is cut into foamed silica gel piece, and standing cools down to obtain foamed silica gel piece 2.
The technical program, can effectively realize that the thickness of the low-density foamed silica gel piece of solid-state silica gel production is more uniform, table
Face holes phenomenon is reduced, and evenly, inner product bulla phenomenon is significantly reduced silica gel piece inner cell, hence it is evident that better than original technology.
In above-described embodiment, foamed silica gel piece 1 and foamed silica gel piece 2 respectively take the product of the same Length x Widths of 500*1000MM
The existing silica gel piece 1 and existing silica gel piece 2 produced with prior art are contrasted, test result such as following table：
The foamed silica gel piece solid-state silica gel of the technical program is raw material, production density≤0.35g/CM3, thickness uniformity
10mm ± 0.5MM, 1mm ± 0.1MM can be accomplished；The thickness of low-density foamed silica gel piece of solid-state silica gel production can effectively be realized more
Plus it is uniform, surface holes phenomenon is reduced, and evenly, inner product bulla phenomenon is significantly reduced silica gel piece inner cell, hence it is evident that be better than
Original technology.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all it is of the invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (4)
1. a kind of preparation method of solid-state silica gel foamed silica gel plate, it is characterised in that comprise the following steps：
Step S1. solid-state silica gel is put into calender, and solid-state silica gel sequentially passes through thick pressure roller and thin pressure roller, obtains the silica gel of required thickness
Piece；And press polyester film at the back side of silica gel piece；
The silica gel piece of bottom belt polyester a surname film is sent into coating machine by step S2., in the front laminating polyester film of this silica gel piece, is obtained
Silica gel piece of the positive back side with polyester film；
Step S3. silica gel piece feeding flat board molding forming machines with polyester film by the positive back side, carry out normal temperature high to this silica gel piece
Pressure sizing, obtains sizing silica gel piece；
Sizing silica gel piece feeding drying tunnel is carried out foaming vulcanization by step S4., obtains foamed silica gel piece；
Step S5. winds into coiled material or being cut into sheet material foamed silica gel piece.
2. a kind of preparation method of solid-state silica gel foamed silica gel plate according to claim 1, it is characterised in that the solid-state silicon
Glue is the elastomeric compound that banburying is completed.
3. a kind of preparation method of solid-state silica gel foamed silica gel plate according to claim 1, it is characterised in that in step S3,
The pressure of normal temperature high voltage sizing is carried out to this silica gel piece for 15~25mpa, the time of normal temperature high voltage sizing is 10~20 seconds.
4. a kind of preparation method of solid-state silica gel foamed silica gel plate according to claim 1, it is characterised in that the drying tunnel is
Tunnel structure formula drying tunnel, and the length of the drying tunnel is 24~36 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710060699.4A CN106891556A (en) | 2017-01-25 | 2017-01-25 | A kind of preparation method of solid-state silica gel foamed silica gel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710060699.4A CN106891556A (en) | 2017-01-25 | 2017-01-25 | A kind of preparation method of solid-state silica gel foamed silica gel plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106891556A true CN106891556A (en) | 2017-06-27 |
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ID=59198649
Family Applications (1)
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|---|---|---|---|
| CN201710060699.4A Pending CN106891556A (en) | 2017-01-25 | 2017-01-25 | A kind of preparation method of solid-state silica gel foamed silica gel plate |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101209586A (en) * | 2006-12-29 | 2008-07-02 | 亚帝欧光电股份有限公司 | Method and device for forming silica gel sheet |
| CN101941262A (en) * | 2010-08-19 | 2011-01-12 | 浙江三元电子科技有限公司 | Process for producing high performance heat conducting fin |
| CN103350477A (en) * | 2013-06-14 | 2013-10-16 | 苏州金禾新材料股份有限公司 | Method for producing rolled silicone rubber film through unsupported calendering |
| TW201343422A (en) * | 2012-02-29 | 2013-11-01 | Gen Co Ltd | Pressure sensitive correction tape |
| US20140239239A1 (en) * | 2013-02-26 | 2014-08-28 | Samsung Sdi Co., Ltd. | Binder composition for secondary battery, anode including the binder composition, and lithium battery including the anode |
-
2017
- 2017-01-25 CN CN201710060699.4A patent/CN106891556A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101209586A (en) * | 2006-12-29 | 2008-07-02 | 亚帝欧光电股份有限公司 | Method and device for forming silica gel sheet |
| CN101941262A (en) * | 2010-08-19 | 2011-01-12 | 浙江三元电子科技有限公司 | Process for producing high performance heat conducting fin |
| TW201343422A (en) * | 2012-02-29 | 2013-11-01 | Gen Co Ltd | Pressure sensitive correction tape |
| US20140239239A1 (en) * | 2013-02-26 | 2014-08-28 | Samsung Sdi Co., Ltd. | Binder composition for secondary battery, anode including the binder composition, and lithium battery including the anode |
| CN103350477A (en) * | 2013-06-14 | 2013-10-16 | 苏州金禾新材料股份有限公司 | Method for producing rolled silicone rubber film through unsupported calendering |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170627 |