CN105601972A - Silicone-rubber composite material for electronic product and preparation method - Google Patents
Silicone-rubber composite material for electronic product and preparation method Download PDFInfo
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- CN105601972A CN105601972A CN201610146100.4A CN201610146100A CN105601972A CN 105601972 A CN105601972 A CN 105601972A CN 201610146100 A CN201610146100 A CN 201610146100A CN 105601972 A CN105601972 A CN 105601972A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/042—Coating with two or more layers, where at least one layer of a composition contains a polymer binder
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- 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
- C09D183/00—Coating compositions 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; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
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- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
- C09D5/1675—Polyorganosiloxane-containing compositions
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- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2355/00—Characterised by the use of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08J2323/00 - C08J2353/00
- C08J2355/02—Acrylonitrile-Butadiene-Styrene [ABS] polymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2369/00—Characterised by the use of polycarbonates; Derivatives of polycarbonates
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- 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
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- 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
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- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
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Abstract
The invention discloses a silicone-rubber composite material for an electronic product and a preparation method. The silicone-rubber composite material comprises a surface silicone-rubber layer (1), a middle silicone-rubber layer (2) and a base material (3), which are sequentially compositely connected with one another from top to bottom; and the preparation method comprises the following steps: coating release paper or a release film with additive liquid silicone-rubber which is used for forming the surface silicone-rubber layer (1) and carrying out vulcanization to obtain the surface silicone-rubber layer (1); coating the vulcanized surface silicone-rubber layer (1) with the additive liquid silicone-rubber which is used for forming the middle silicone-rubber layer (2) and carrying out vulcanization to obtain a rubber layer which reaches the required thickness; and coating the silicone-rubber layer vulcanized in the previous step with the additive liquid silicone-rubber which is used for forming the middle silicone-rubber layer (2), laminating the base material (3) for vulcanization, and stripping the release paper or the release film to prepare the silicone-rubber composite material for the electronic product. The silicone-rubber composite material prepared by the method can be stamped into various shapes, has high strength as a special composite material for the electronic product, and has the advantages of antifouling property, dustproof property, wear-resisting property, scratch resistance and attractive appearance.
Description
Technical field
The present invention relates to a kind of electronic product silica gel special composite and preparation method thereof, belong to organosilicon synthetic leather skillArt field.
Background technology
Along with electronic product enters people's life in a large number, electronic product proprietary material is very important, but due to materialReason, present product surface is fragile, easy cleaning, service time are not short.
Summary of the invention
The present invention is directed to the deficiency of the problems referred to above, propose a kind of electronic product material silica gel composite and preparation method, described inComposite material surface is smooth, dustproof, antifouling, wear-resisting, scratch resistant, and preparation method is simply pollution-free.
The present invention is that the technical scheme that solves the problems of the technologies described above proposition is:
A kind of electronic product material silica gel composite, comprises from top to bottom surface silicon glue-line (1), the centre of composite joint successivelySilica gel layer (2) and base material (3).
Preferred: described base material (3) comprises sheet material, the film be made up of PC, PET, ABS and some other material.
Preferred: described surface silicon glue-line (1), middle silica gel layer (2) form by the sulfuration of add-on type liquid silica gel.
Preferred: in the middle of described, the thickness of silica gel layer (2) is at 0.01～0.05mm.
Preferred: the thickness of described surface silicon glue-line (1) is at 0.10～0.30mm.
A preparation method for electronic product material silica gel composite, comprises the following steps:
A, is coated on the add-on type liquid silica gel that forms surface silicon glue-line (1) on release liners or mould release membrance THICKNESS CONTROLAt 0.01～0.05mm, at 50～180 DEG C of temperature, vulcanize 1～20 minute, obtain surface silicon glue-line (1).
B, is coated on by the add-on type liquid silica gel of middle silica gel layer (2) the surface silicon glue-line (1) having vulcanized upper, thickness controlBuilt in 0.10～0.30mm, at 50～180 DEG C of temperature, vulcanize 1～20 minute.
C, is coated on the add-on type liquid silica gel of middle silica gel layer (2) in the silica gel layer that step b vulcanized, laminating base material(3), at 50～180 DEG C of temperature, vulcanize 1～20 minute, peel off release liners or mould release membrance, can make electronic product silica gel multipleCondensation material.
A kind of electronic product material silica gel composite of the present invention and preparation method, compared to existing technology, have following usefulEffect:
Material silica gel composite prepared by the present invention can strike out various shapes, as electronic product composite material special,Not only intensity is high, and antifouling, dustproof, wear-resisting, scratch resistant, outward appearance grace, and preparation method is simply pollution-free.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention.
Detailed description of the invention
Accompanying drawing discloses the structural representation of a preferred embodiment of the invention without limitation, detailed below with reference to accompanying drawingTechnical scheme of the present invention is carefully described.
Embodiment 1
A kind of electronic product material silica gel composite of the present embodiment, as shown in Figure 1, comprises from top to bottom composite joint successivelySurface silicon glue-line 1, middle silica gel layer 2 and base material 3.
Described base material 3 is the PET film that 0.10mm is thick. Certain sheet material of being made by PC, ABS and some other material, thinThe base material of film production also can.
Described surface silicon glue-line (1), middle silica gel layer (2) form by the sulfuration of add-on type silica gel.
Composition and weight proportion that described surface silicon glue-line 1 adopts are as follows:
Composition and weight proportion that in the middle of described, silica gel layer 2 adopts are as follows:
Vinyl polysiloxanes is the polysiloxanes that at least two vinyl are directly connected with Si, and described vinyl is positioned at thisThe end of the chain of polysiloxanes or side chain.
Hydrogen containing siloxane is the polysiloxanes that has at least 3 hydrogen atoms to be directly connected with Si, and described hydrogen atom is positioned at poly-The end of the chain of siloxanes or side chain, or the end of the chain contains with side chain the hydrogen atom being directly connected with Si, the quality of described hydrogen atom simultaneouslyIn hydrogen containing siloxane, account for 0.1～1.6%; Described hydrogen containing siloxane is in the polysiloxanes of straight chain shape, dendritic, ring-typeOne or more mixture.
Filler be fume colloidal silica, precipitated silica, silicones, silicon powder, calcium carbonate, aluminosilicate, silicon bath soil,The mixture of one or more in aluminium oxide, aluminium hydroxide, magnesium hydroxide, titanium dioxide,
Platinum group catalyst is isopropyl alcohol solution of chloroplatinic acid, chloroplatinic acid tetrahydrofuran solution, chloroplatinic acid-divinyl tetramethylOne or two in disiloxane complex, chloroplatinic acid-1,3,5,7-tetrem thiazolinyl-1,3,5,7-tetramethyl-cyclotetrasiloxaneMixture more than kind; In described platinum catalyst, the content of Pt atom is 100～500000ppm,
Delayed-action activator is methyl butynol, ethynylcyclohexanol, containing the maleic acid or derivatives thereof of alkynyl, containing the rich horse of alkynylCome a kind of in sour or derivatives thereof, many vinyl polysiloxanes, pyridine, unsaturated acyl amine, organic phosphine or phosphite ester orTwo or more mixtures.
The thickness of described surface silicon glue-line 1 is at 0.05mm.
In the middle of described, the thickness of silica gel layer 2 is at 0.10mm.
A preparation method for electronic product material silica gel composite, comprises the following steps:
A, is coated on the add-on type liquid silica gel that forms surface silicon glue-line 1 in release liners, and THICKNESS CONTROL is at 0.05mm,At 130 DEG C of temperature, vulcanize 10 minutes, obtain surface silicon glue-line 1. Conventionally conditions of vulcanization vulcanizes 1～20 at 50～180 DEG C of temperatureMinute.
B, is coated on the add-on type liquid silica gel of middle silica gel layer 2 on the surface silicon glue-line 1 having vulcanized, and THICKNESS CONTROL exists0.10mm vulcanizes 5 minutes: conditions of vulcanization vulcanizes 1～20 minute at 50～180 DEG C of temperature conventionally at 130 DEG C of temperature.
C. the add-on type liquid silica gel of middle silica gel layer 2 is coated in the middle silica gel layer 2 of having vulcanized, THICKNESS CONTROL exists0.05mm, laminating base material 3, at 130 DEG C of temperature, vulcanize 10 minutes, peel off release liners, can make the thick silica gel of 0.20mm withThe composite that the thick PET Film laminated of 0.10mm forms, can be used for electronic product.
Embodiment 2
The difference of the present embodiment and embodiment 1 is:
Composition and weight proportion that described surface silicon glue-line (1) adopts are as follows:
10000mpa.s side chain vinyl silicone oil, wherein, Vi=2.0%60 gram;
5 grams of spherical silicones
25 grams of white carbons (A200);
Hydrogen containing siloxane, 1.6% containing hydrogen silicone oil, 2 grams;
Platinum group catalyst, wherein, the content of Pt in catalyst is 300000ppm, 0.0005 gram;
0.001 gram of methyl butynol; ;
0 gram of color.
Composition and weight proportion that in the middle of described, silica gel layer (2) adopts are as follows:
10000mpa.s side chain vinyl silicone oil, wherein, Vi=2.0%60 gram;
5 grams of spherical silicones
25 grams of white carbons (A200);
Hydrogen containing siloxane, 1.6% containing hydrogen silicone oil, 2 grams;
Platinum group catalyst, wherein, the content of Pt in catalyst is 300000ppm, 0.0005 gram;
0.001 gram of methyl butynol; ;
0 gram of color;
0.5 gram of YEP-A tackifier.
Embodiment 3
The difference of the present embodiment and embodiment 1 is:
Composition and weight proportion that described surface silicon glue-line (1) adopts are as follows:
10000mpa.s side chain vinyl silicone oil, wherein, Vi=2.0%70 gram;
10 grams of spherical silicones
30 grams of white carbons (A200);
Hydrogen containing siloxane, 1.6% containing hydrogen silicone oil, 8 grams;
Platinum group catalyst, wherein, the content of Pt in catalyst is 1000ppm, 5 grams;
1 gram of methyl butynol; ;
10 grams of colors.
Composition and weight proportion that in the middle of described, silica gel layer (2) adopts are as follows:
10000mpa.s side chain vinyl silicone oil, wherein, Vi=2.0%70 gram;
10 grams of spherical silicones
30 grams of white carbons (A200);
Hydrogen containing siloxane, 1.6% containing hydrogen silicone oil, 8 grams;
Platinum group catalyst, wherein, the content of Pt in catalyst is 1000ppm, 5 grams;
1 gram of methyl butynol; ;
10 grams of colors;
25 grams of YEP-A tackifier.
Embodiment 4-11 is identical with the embodiment step of embodiment 1 with comparative example 1-3, and the difference between concrete each glue-line is shown inFollowing table 1.
Comparative example 4
Get the PET film that 0.10mm is thick, do not apply silica gel, carry out with the composite of embodiment and comparative example 1-2 gainedCompare test.
The organosilicon synthetic leather that embodiment 1-11 and comparative example 1-4 are obtained carries out following experiment:
1. wearability
Test by the regulation of QB/2726-2005, adopt CS-10 emery wheel, loading 1000g, 1000 transfer printings of test revolutionFlower wearability evaluation criteria:
1 grade does not have completely
2 grades have the residual or marking
Can differentiate pattern or word for 3 grades
4 grades of patterns or word are clear
5 grades of patterns or word are unchanged
2. scoring resistance
Repeatedly swipe 10 times at leather surface by the identical dynamics of monobasic coin, will scrape erasure compared with not scraping erasure
A: surface is unchanged
B. surface pattern changes not obvious
C: surface pattern is fuzzy
D. can't see lines completely
3. soil resistance
Ball pen ink is sprinkled upon on leather, after 24 hours, contrasts with alcohol cleaning is rear:
5 grades: inviolateness is residual
4 grades: stain is residual slightly
3 grades: some stains are residual
2 grades: many stains are residual
1 grade: dirty.
4. smooth feeling
A is dry and comfortable smooth
B is smooth
C on-slip.
Table 1
It is right that above embodiment and comparative example have carried out the difference of the each performance of composite with regard to the difference of two-layer bondline thicknessRatio. 1. surface silicon glue-line provides smooth feeling for composite, if but too thick, because surface silicon glue-line hardness is higher, can make compoundMaterial surface seems stiff while touch, and thickness should be controlled at 0.01-0.05mm. 2. in the middle of, silica gel layer plays bonding surface silica gel layerWith the effect of base material, simultaneously also for composite provides submissive sense. If thickness is too low, can make composite material surface touch timeSeem stiff, as too thick, composite is too thick and heavy, and thickness should be controlled at 0.10-0.30mm.
Above by reference to the accompanying drawings the preferred specific embodiment of described the present invention only for embodiments of the present invention are described, andNot as the restriction to aforementioned goal of the invention and claims content and scope, every foundation technical spirit of the present inventionTo any simple modification made for any of the above embodiments, equivalent variations and modification, all still belong to the technology of the present invention and rights protection category.
Claims (9)
1. an electronic product material silica gel composite, is characterized in that: comprise from top to bottom the surperficial silica gel of composite joint successivelyLayer (1), middle silica gel layer (2) and base material (3).
2. electronic product material silica gel composite according to claim 1, is characterized in that: described base material (3) is by PC, PETOr ABS material is made.
3. electronic product material silica gel composite according to claim 2, is characterized in that: described surface silicon glue-line (1), inBetween silica gel layer (2) form by add-on type silica gel sulfuration.
4. electronic product material silica gel composite according to claim 1, is characterized in that: described middle silica gel layer (2)Thickness is at 0.10～0.30mm.
5. electronic product material silica gel composite according to claim 1, is characterized in that: described surface silicon glue-line (1)Thickness is at 0.01～0.05mm.
6. electronic product material silica gel composite according to claim 1, is characterized in that: described surface silicon glue-line (1) is adoptedWith composition and weight proportion as follows:
Vinyl polysiloxanes, wherein, Vi=2.0%60-70 part; ;
Filler 20-40 part;
Hydrogen containing siloxane, 1.6% containing hydrogen silicone oil, 2-8 part;
Platinum group catalyst, 0.0005-5 part;
Delayed-action activator 0.001-1 part; ;
Color 0-10 part.
7. electronic product material silica gel composite according to claim 6, is characterized in that: in the middle of described, silica gel layer (2) is adoptedWith composition and weight proportion as follows:
Vinyl polysiloxanes, wherein, Vi=2.0%60-70 part; ;
Filler 20-40 part;
Hydrogen containing siloxane, 1.6% containing hydrogen silicone oil, 2-8 part;
Platinum group catalyst, 0.0005-5 part;
Delayed-action activator 0.001-1 part; ;
Color 0-10 part;
YEP-A tackifier 0.5-2 part.
8. electronic product material silica gel composite according to claim 7, is characterized in that: described vinyl polysiloxanes isAt least two polysiloxanes that vinyl is directly connected with Si, described vinyl is positioned at the end of the chain or the side chain of this polysiloxanes;
Described hydrogen containing siloxane is the polysiloxanes that has at least 3 hydrogen atoms to be directly connected with Si, and described hydrogen atom is positioned at poly-The end of the chain of siloxanes or side chain, or the end of the chain contains with side chain the hydrogen atom being directly connected with Si, the quality of described hydrogen atom simultaneouslyIn hydrogen containing siloxane, account for 0.1～1.6%; Described hydrogen containing siloxane is in the polysiloxanes of straight chain shape, dendritic, ring-typeOne or more mixture;
Described filler be fume colloidal silica, precipitated silica, silicones, silicon powder, calcium carbonate, aluminosilicate, silicon bath soil,The mixture of one or more in aluminium oxide, aluminium hydroxide, magnesium hydroxide, titanium dioxide;
Described platinum group catalyst is isopropyl alcohol solution of chloroplatinic acid, chloroplatinic acid tetrahydrofuran solution, chloroplatinic acid-divinyl tetramethylOne or two in disiloxane complex, chloroplatinic acid-1,3,5,7-tetrem thiazolinyl-1,3,5,7-tetramethyl-cyclotetrasiloxaneMixture more than kind; In described platinum catalyst, the content of Pt atom is 100～500000ppm;
Described delayed-action activator is methyl butynol, ethynylcyclohexanol, containing the maleic acid or derivatives thereof of alkynyl, containing the rich horse of alkynylCome a kind of in sour or derivatives thereof, many vinyl polysiloxanes, pyridine, unsaturated acyl amine, organic phosphine or phosphite ester orTwo or more mixtures.
9. the preparation method based on the arbitrary described electronic product material silica gel composite of claim 1 to 8, its feature existsIn, comprise the following steps:
A, is coated on the add-on type liquid silica gel that forms surface silicon glue-line (1) on release liners or mould release membrance, and THICKNESS CONTROL exists0.01～0.05mm vulcanizes 1～20 minute at 50～180 DEG C of temperature, obtains surface silicon glue-line (1);
B, is coated on by the add-on type liquid silica gel of middle silica gel layer (2) the surface silicon glue-line (1) having vulcanized upper, and THICKNESS CONTROL exists0.10～0.30mm vulcanizes 1～20 minute at 50～180 DEG C of temperature;
C, is coated on the add-on type liquid silica gel of middle silica gel layer (2) in the silica gel layer that step b vulcanized, laminating base material (3),At 50～180 DEG C of temperature, vulcanize 1～20 minute, peel off release liners or mould release membrance, can make electronic product silica gel composite woodMaterial.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106832376A (en) * | 2016-12-30 | 2017-06-13 | 河源市美晨联合智能硬件电子研究院 | Complex made of heterogeneous material and preparation method, electronic installation |
| CN107130448A (en) * | 2017-07-01 | 2017-09-05 | 东莞市良展有机硅科技有限公司 | A kind of elliptical machine light capping silica gel and preparation method thereof |
| CN108373885A (en) * | 2016-10-13 | 2018-08-07 | 华成新材料（惠州）有限公司 | A kind of waterproof antiallergy backlight silica gel keyboard material and preparation method thereof |
| CN108517121A (en) * | 2018-04-16 | 2018-09-11 | 吉林大学 | A kind of production method that slush mold silica gel reprints mould |
| CN109940930A (en) * | 2019-04-12 | 2019-06-28 | 福建宝利特科技股份有限公司 | A kind of reflective organosilicon synthetic leather and preparation method thereof |
| CN110863365A (en) * | 2019-12-05 | 2020-03-06 | 福建宝利特科技股份有限公司 | Lightweight flame-retardant organic silicon synthetic leather and preparation method thereof |
| CN113105662A (en) * | 2021-04-12 | 2021-07-13 | 东莞市创进塑胶五金有限公司 | PET liquid composite silica gel sheet and preparation method thereof |
| CN114181643A (en) * | 2021-12-20 | 2022-03-15 | 江苏皇冠新材料科技有限公司 | High-temperature-resistant and high-viscosity silica gel label and preparation method thereof |
| CN115490901A (en) * | 2022-09-26 | 2022-12-20 | 东莞市赛越新材料科技有限公司 | Scratch-resistant silicone film and preparation method thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108373885A (en) * | 2016-10-13 | 2018-08-07 | 华成新材料（惠州）有限公司 | A kind of waterproof antiallergy backlight silica gel keyboard material and preparation method thereof |
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Application publication date: 20160525 |