CN110144181A - A kind of heat-insulated PVB film and preparation method thereof - Google Patents
A kind of heat-insulated PVB film and preparation method thereof Download PDFInfo
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- CN110144181A CN110144181A CN201910264837.XA CN201910264837A CN110144181A CN 110144181 A CN110144181 A CN 110144181A CN 201910264837 A CN201910264837 A CN 201910264837A CN 110144181 A CN110144181 A CN 110144181A
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
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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
- 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
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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
- 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
- C09J11/06—Non-macromolecular additives organic
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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
- 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
- C09J11/08—Macromolecular additives
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
-
- 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
- C09J7/00—Adhesives in the form of films or foils
- C09J7/50—Adhesives in the form of films or foils characterised by a primer layer between the carrier and the adhesive
-
- 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
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- 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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
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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
Abstract
The invention discloses a kind of heat-insulated PVB films, including base film, the lower surface of base film is coated with thermal insulation layer and adhesive layer, the lower surface of adhesive layer is covered with release layer, thermal insulation layer includes following each component by weight: 19 ~ 23 parts of polyvinyl alcohol, 13 ~ 25 parts of antimony oxide, 36 ~ 42 parts of acrylic resin, 25 ~ 37 parts of polyvinyl acetate emulsion, 13 ~ 17 parts of nanometer grade silica powder, 14 ~ 26 parts of nano titanium oxide dispersion, 7 ~ 13 parts of aluminium hydroxide, 12 ~ 23 parts of methyl trialkoxysilane, 5 ~ 11 parts of expanded perlite, 8 ~ 12 parts of triethylamine, 11 ~ 14 parts of dispersing agent, 5 ~ 12 parts and 26 ~ 37 parts of water of defoaming agent.The present invention has good waterproofness, adhesiveness and heat resistance.
Description
Technical field
The invention belongs to thin film technique fields, and in particular to a kind of heat-insulated PVB film and preparation method thereof.
Background technique
PVB intermediate coat is translucent film, is plasticized the one of extrusion forming through plasticizer by polyvinyl butyral resin
Kind high molecular material, appearance is semitransparent thin film, and free from admixture, surfacing has certain roughness and good flexibility, right
Unorganic glass has good cohesive force, has the characteristics such as transparent, heat-resisting, cold-resistant, moisture-proof, mechanical strength height, is on our times
Manufacture interlayer, safety glass optimum adhesion material be mainly used for laminated glass, be to be pressed from both sides between two blocks of glass into one layer of PVB
Film, it is compound through high pressure, heating made of specific glass, PVB laminated glass due to have safety, heat preservation, control noise and every
From multiple functions such as ultraviolet lights, it is widely used in the industries such as building, automobile, photovoltaic.
Summary of the invention
To solve the deficiencies in the prior art, the purpose of the present invention is to provide one kind to have good waterproofness, adhesiveness
With the heat-insulated PVB film of heat resistance and preparation method thereof.
In order to achieve the above objectives, the present invention adopts the following technical scheme that:
The lower surface of a kind of heat-insulated PVB film, including base film, base film is coated with thermal insulation layer and adhesive layer, gluing
The lower surface of oxidant layer is covered with release layer, and thermal insulation layer includes following each component by weight: 19 ~ 23 parts of polyvinyl alcohol, three
Aoxidize 13 ~ 25 parts of two antimony, 36 ~ 42 parts of acrylic resin, 25 ~ 37 parts of polyvinyl acetate emulsion, nanometer grade silica powder 13 ~
17 parts, 14 ~ 26 parts of nano titanium oxide dispersion, 7 ~ 13 parts of aluminium hydroxide, 12 ~ 23 parts of methyl trialkoxysilane, expansion treasure
5 ~ 11 parts of pearl rock, 8 ~ 12 parts of triethylamine, 11 ~ 14 parts of dispersing agent, 5 ~ 12 parts and 26 ~ 37 parts of water of defoaming agent.
Preferably, aforementioned adhesive includes following each component by weight: 26 ~ 32 parts of methyl acrylate, adjacent benzene two
24 ~ 37 parts of formic acid dibutyl ester, 17 ~ 23 parts of hydroxyethyl cellulose, 14 ~ 19 parts of sodium hydrogensulfite, 5 ~ 14 parts of graphene, biphosphate
8 ~ 16 parts of aluminium, 7 ~ 11 parts and 28 ~ 35 parts of water of kaolin.
More preferably, aforementioned substrates film is made of polyvinyl butyral material.
It is highly preferred that aforementioned defoaming agent is the fatty acid ester compounded species defoaming agent of higher alcohols.
It is further preferred that foregoing dispersant is dehydrated alcohol.
A kind of preparation method of heat-insulated PVB film, includes the following steps:
S1, polyvinyl alcohol, antimony oxide, acrylic resin, polyvinyl acetate emulsion and water are added in reaction kettle, and will be warm
Degree rises to 65 ~ 80 DEG C, stirs evenly, obtains mixed solution A；
S2, nanometer grade silica powder and nano titanium oxide dispersion are added in mixed solution A, add aluminium hydroxide
And methyl trialkoxysilane, temperature is risen to 95 ~ 105 DEG C, is stirred evenly, mixed solution B is obtained；
S3, temperature of reaction kettle is increased to 115 ~ 120 DEG C, is separately added into expanded perlite, triethylamine, dispersing agent and defoaming agent,
It stirs evenly, then cooled to room temperature, obtains heat-insulated coating；
S4, heat-insulated coating is coated with by base film, after dry, be coated with adhesive and stick release layer, obtain PVB
Film.
Preferably, in abovementioned steps S1, mixing time is 0.5 ~ 1.5h, mixed solution A natural cooling after mixing evenly
To 35 ~ 45 DEG C.
More preferably, in abovementioned steps S2, the mesh number of nanometer grade silica powder is 450 ~ 600 mesh.
The invention has the beneficial effects that: the performance of heat-insulated PVB film of the invention is stablized, and improves its waterproofness and glues
Conjunction property, the nanometer grade silica powder and nano titanium oxide dispersion being added in heat-insulated coating can be such that PVB film has
Better heat insulation, so as to improve the thermal insulation of PVB laminated glass.
Specific embodiment
Below in conjunction with detailed description of the invention by specific embodiments.
Embodiment 1
A kind of heat-insulated PVB film, including using base film made of polyvinyl butyral material, the lower surface of base film
Coated with thermal insulation layer and adhesive layer, the lower surface of adhesive layer is covered with release layer, thermal insulation layer include it is following by weight
Each component: 19 parts of polyvinyl alcohol, 13 parts of antimony oxide, 36 parts of acrylic resin, 25 parts of polyvinyl acetate emulsion, nanoscale
13 parts of SiO 2 powder, 14 parts of nano titanium oxide dispersion, 7 parts of aluminium hydroxide, 12 parts of methyl trialkoxysilane, expansion
5 parts of perlite, 8 parts of triethylamine, 11 parts of dehydrated alcohol dispersing agent, 5 parts of the fatty acid ester compounded species defoaming agent of higher alcohols and water 26
Part.
Adhesive includes following each component by weight: 26 parts of methyl acrylate, 24 parts of dibutyl phthalate,
17 parts of hydroxyethyl cellulose, 14 parts of sodium hydrogensulfite, 5 parts of graphene, 8 parts of aluminium dihydrogen phosphate, 7 parts of kaolin and 28 parts of water.
A kind of preparation method of heat-insulated PVB film, includes the following steps:
S1, polyvinyl alcohol, antimony oxide, acrylic resin, polyvinyl acetate emulsion and water are added in reaction kettle, and will be warm
Degree rises to 65 DEG C, and mixing time 0.5h naturally cools to 35 DEG C, obtains mixed solution A；
S2, nanometer grade silica powder and nano titanium oxide dispersion that mesh number is 450 mesh are added in mixed solution A,
Aluminium hydroxide and methyl trialkoxysilane are added, temperature is risen to 95 DEG C, is stirred evenly, mixed solution B is obtained；
S3, temperature of reaction kettle is increased to 115 DEG C, is separately added into expanded perlite, triethylamine, dispersing agent and defoaming agent, stirred
Uniformly, then cooled to room temperature, obtains heat-insulated coating；
S4, heat-insulated coating is coated with by base film, after dry, be coated with adhesive and stick release layer, obtain PVB
Film.
Embodiment 2
A kind of heat-insulated PVB film, including using base film made of polyvinyl butyral material, the lower surface of base film
Coated with thermal insulation layer and adhesive layer, the lower surface of adhesive layer is covered with release layer, thermal insulation layer include it is following by weight
Each component: 23 parts of polyvinyl alcohol, 25 parts of antimony oxide, 42 parts of acrylic resin, 37 parts of polyvinyl acetate emulsion, nanoscale
It is 17 parts of SiO 2 powder, 26 parts of nano titanium oxide dispersion, 13 parts of aluminium hydroxide, 23 parts of methyl trialkoxysilane, swollen
11 parts of swollen perlite, 12 parts of triethylamine, 14 parts of dehydrated alcohol dispersing agent, 12 parts of the fatty acid ester compounded species defoaming agent of higher alcohols and
37 parts of water.
Adhesive includes following each component by weight: 32 parts of methyl acrylate, 37 parts of dibutyl phthalate,
23 parts of hydroxyethyl cellulose, 19 parts of sodium hydrogensulfite, 14 parts of graphene, 16 parts of aluminium dihydrogen phosphate, 11 parts of kaolin and 35 parts of water.
A kind of preparation method of heat-insulated PVB film, includes the following steps:
S1, polyvinyl alcohol, antimony oxide, acrylic resin, polyvinyl acetate emulsion and water are added in reaction kettle, and will be warm
Degree rises to 80 DEG C, and mixing time 1.5h naturally cools to 45 DEG C, obtains mixed solution A；
S2, nanometer grade silica powder and nano titanium oxide dispersion that mesh number is 600 mesh are added in mixed solution A,
Aluminium hydroxide and methyl trialkoxysilane are added, temperature is risen to 105 DEG C, is stirred evenly, mixed solution B is obtained；
S3, temperature of reaction kettle is increased to 120 DEG C, is separately added into expanded perlite, triethylamine, dispersing agent and defoaming agent, stirred
Uniformly, then cooled to room temperature, obtains heat-insulated coating；
S4, heat-insulated coating is coated with by base film, after dry, be coated with adhesive and stick release layer, obtain PVB
Film.
Embodiment 3
A kind of heat-insulated PVB film, including using base film made of polyvinyl butyral material, the lower surface of base film
Coated with thermal insulation layer and adhesive layer, the lower surface of adhesive layer is covered with release layer, thermal insulation layer include it is following by weight
Each component: 21 parts of polyvinyl alcohol, 19 parts of antimony oxide, 39 parts of acrylic resin, 31 parts of polyvinyl acetate emulsion, nanoscale
It is 15 parts of SiO 2 powder, 20 parts of nano titanium oxide dispersion, 10 parts of aluminium hydroxide, 18 parts of methyl trialkoxysilane, swollen
8 parts of swollen perlite, 10 parts of triethylamine, 12 parts of dehydrated alcohol dispersing agent, 8 parts of the fatty acid ester compounded species defoaming agent of higher alcohols and water
30 parts.
Adhesive includes following each component by weight: 29 parts of methyl acrylate, 29 parts of dibutyl phthalate,
20 parts of hydroxyethyl cellulose, 17 parts of sodium hydrogensulfite, 10 parts of graphene, 12 parts of aluminium dihydrogen phosphate, 9 parts of kaolin and 31 parts of water.
A kind of preparation method of heat-insulated PVB film, includes the following steps:
S1, polyvinyl alcohol, antimony oxide, acrylic resin, polyvinyl acetate emulsion and water are added in reaction kettle, and will be warm
Degree rises to 70 DEG C, and mixing time 1h naturally cools to 40 DEG C, obtains mixed solution A；
S2, nanometer grade silica powder and nano titanium oxide dispersion that mesh number is 500 mesh are added in mixed solution A,
Aluminium hydroxide and methyl trialkoxysilane are added, temperature is risen to 100 DEG C, is stirred evenly, mixed solution B is obtained；
S3, temperature of reaction kettle is increased to 118 DEG C, is separately added into expanded perlite, triethylamine, dispersing agent and defoaming agent, stirred
Uniformly, then cooled to room temperature, obtains heat-insulated coating；
S4, heat-insulated coating is coated with by base film, after dry, be coated with adhesive and stick release layer, obtain PVB
Film.
Comparative example 1
This comparative example is similar to the PVB film in embodiment 1, and difference is uncoated thermal insulation layer.
Performance detection
(1) heat-resistance test: according to the measuring method in GB/T 1735-2009, sample is put into convection oven, is heated to
120 DEG C and heated at constant temperature for 24 hours, after heating, are cooled to room temperature sample together with convection oven, take out observation.
(2) it adhesion test: is tested according to the measuring method in GB/T 9286-1998.
(3) water-fast experiment: sample is immersed in water tank and is observed.
It follows that PVB film of the invention has good waterproofness, adhesiveness and heat resistance, in long-time high temperature
In the environment of can also keep not falling off, do not crack, do not blister.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.
Claims (8)
1. a kind of heat-insulated PVB film, which is characterized in that including base film, the lower surface of the base film is coated with heat-insulated
Layer and adhesive layer, the lower surface of the adhesive layer are covered with release layer, the thermal insulation layer include it is following by weight
Each component: 19 ~ 23 parts of polyvinyl alcohol, 13 ~ 25 parts of antimony oxide, 36 ~ 42 parts of acrylic resin, polyvinyl acetate emulsion 25 ~
37 parts, 13 ~ 17 parts of nanometer grade silica powder, 14 ~ 26 parts of nano titanium oxide dispersion, 7 ~ 13 parts of aluminium hydroxide, methyl
12 ~ 23 parts of trialkoxy silane, 5 ~ 11 parts of expanded perlite, 8 ~ 12 parts of triethylamine, 11 ~ 14 parts of dispersing agent, 5 ~ 12 parts of defoaming agent
With 26 ~ 37 parts of water.
2. a kind of heat-insulated PVB film according to claim 1, which is characterized in that the adhesive include it is following by weight
The each component of part meter: 26 ~ 32 parts of methyl acrylate, 24 ~ 37 parts of dibutyl phthalate, 17 ~ 23 parts of hydroxyethyl cellulose, Asia
14 ~ 19 parts of sodium bisulfate, 5 ~ 14 parts of graphene, 8 ~ 16 parts of aluminium dihydrogen phosphate, 7 ~ 11 parts and 28 ~ 35 parts of water of kaolin.
3. a kind of heat-insulated PVB film according to claim 1, which is characterized in that the base film uses polyvinyl alcohol
Butyral material is made.
4. a kind of heat-insulated PVB film according to claim 1, which is characterized in that the defoaming agent is high-carbon polyol fatty acid
Ester complexes class defoaming agent.
5. a kind of heat-insulated PVB film according to claim 1, which is characterized in that the dispersing agent is dehydrated alcohol.
6. a kind of preparation method of heat-insulated PVB film according to claim 1, which comprises the steps of:
S1, polyvinyl alcohol, antimony oxide, acrylic resin, polyvinyl acetate emulsion and water are added in reaction kettle, and will be warm
Degree rises to 65 ~ 80 DEG C, stirs evenly, obtains mixed solution A；
S2, nanometer grade silica powder and nano titanium oxide dispersion are added in mixed solution A, add aluminium hydroxide
And methyl trialkoxysilane, temperature is risen to 95 ~ 105 DEG C, is stirred evenly, mixed solution B is obtained；
S3, temperature of reaction kettle is increased to 115 ~ 120 DEG C, is separately added into expanded perlite, triethylamine, dispersing agent and defoaming agent,
It stirs evenly, then cooled to room temperature, obtains heat-insulated coating；
S4, heat-insulated coating is coated with by base film, after dry, be coated with adhesive and stick release layer, obtain PVB
Film.
7. a kind of preparation method of heat-insulated PVB film according to claim 7, which is characterized in that in the step S1,
Mixing time is 0.5 ~ 1.5h, and mixed solution A after mixing evenly naturally cools to 35 ~ 45 DEG C.
8. a kind of preparation method of heat-insulated PVB film according to claim 7, which is characterized in that in the step S2,
The mesh number of nanometer grade silica powder is 450 ~ 600 mesh.
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111978886A (en) * | 2020-08-07 | 2020-11-24 | 湖南尚鑫新材料科技有限公司 | Ultraviolet-proof protective film and preparation method thereof |
| CN111995958A (en) * | 2020-09-11 | 2020-11-27 | 湖南尚鑫新材料科技有限公司 | Scratch-resistant heat-resistant film and preparation method thereof |
| CN112029350A (en) * | 2020-08-07 | 2020-12-04 | 湖南尚鑫新材料科技有限公司 | Nano ceramic heat insulation film and preparation method thereof |
| CN112724689A (en) * | 2021-01-05 | 2021-04-30 | 浙江多力塑胶有限公司 | PVB (polyvinyl butyral) membrane with good weather resistance and preparation method thereof |
| CN113308202A (en) * | 2021-07-07 | 2021-08-27 | 昆山荣创胶粘制品有限公司 | Method for manufacturing adhesive tape with reinforced fiber tape as base material |
| CN113789024A (en) * | 2021-09-26 | 2021-12-14 | 安徽东福新材料科技有限公司 | Heat-insulating head-up display film material and preparation method thereof |
| CN113881176A (en) * | 2021-10-11 | 2022-01-04 | 安徽东福新材料科技有限公司 | Low-temperature-resistant head-up display film material and preparation method thereof |
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| CN113999471A (en) * | 2021-10-21 | 2022-02-01 | 安徽东福新材料科技有限公司 | High-temperature-resistant head-up display film material and preparation method thereof |
| CN116445067A (en) * | 2023-04-24 | 2023-07-18 | 东莞市山力高分子材料科研有限公司 | Bi-component fireproof flame-retardant heat-insulating coating and application thereof in automobile production |
| CN116836572A (en) * | 2023-04-26 | 2023-10-03 | 长江水利委员会长江科学院 | Composite acid-resistant concrete protective coating material and preparation method and application thereof |
| CN116836572B (en) * | 2023-04-26 | 2024-04-26 | 长江水利委员会长江科学院 | Composite acid-resistant concrete protective coating material and preparation method and application thereof |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111978886A (en) * | 2020-08-07 | 2020-11-24 | 湖南尚鑫新材料科技有限公司 | Ultraviolet-proof protective film and preparation method thereof |
| CN112029350A (en) * | 2020-08-07 | 2020-12-04 | 湖南尚鑫新材料科技有限公司 | Nano ceramic heat insulation film and preparation method thereof |
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