CN117050665A - Aging-resistant EVA glass interlayer film - Google Patents
Aging-resistant EVA glass interlayer film Download PDFInfo
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- CN117050665A CN117050665A CN202311237945.0A CN202311237945A CN117050665A CN 117050665 A CN117050665 A CN 117050665A CN 202311237945 A CN202311237945 A CN 202311237945A CN 117050665 A CN117050665 A CN 117050665A
- Authority
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- China
- Prior art keywords
- aging
- eva
- interlayer film
- glass interlayer
- eva glass
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- Pending
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- 239000011521 glass Substances 0.000 title claims abstract description 44
- 239000011229 interlayer Substances 0.000 title claims abstract description 31
- 230000032683 aging Effects 0.000 title claims abstract description 23
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 18
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 17
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 17
- 239000004611 light stabiliser Substances 0.000 claims abstract description 17
- 239000006097 ultraviolet radiation absorber Substances 0.000 claims abstract description 15
- 239000007822 coupling agent Substances 0.000 claims abstract description 14
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims abstract description 14
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims abstract description 14
- 239000000347 magnesium hydroxide Substances 0.000 claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 12
- 239000004594 Masterbatch (MB) Substances 0.000 claims abstract description 10
- -1 pentaerythritol ester Chemical class 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 13
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- SJECZPVISLOESU-UHFFFAOYSA-N 3-trimethoxysilylpropan-1-amine Chemical compound CO[Si](OC)(OC)CCCN SJECZPVISLOESU-UHFFFAOYSA-N 0.000 claims description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- DEQUKPCANKRTPZ-UHFFFAOYSA-N (2,3-dihydroxyphenyl)-phenylmethanone Chemical compound OC1=CC=CC(C(=O)C=2C=CC=CC=2)=C1O DEQUKPCANKRTPZ-UHFFFAOYSA-N 0.000 claims description 3
- CSUUDNFYSFENAE-UHFFFAOYSA-N (2-methoxyphenyl)-phenylmethanone Chemical compound COC1=CC=CC=C1C(=O)C1=CC=CC=C1 CSUUDNFYSFENAE-UHFFFAOYSA-N 0.000 claims description 3
- VRWOEFJNMPHSTD-UHFFFAOYSA-N (2-octoxyphenyl)-phenylmethanone Chemical compound CCCCCCCCOC1=CC=CC=C1C(=O)C1=CC=CC=C1 VRWOEFJNMPHSTD-UHFFFAOYSA-N 0.000 claims description 3
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical compound CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 claims description 3
- YAXWOADCWUUUNX-UHFFFAOYSA-N 1,2,2,3-tetramethylpiperidine Chemical compound CC1CCCN(C)C1(C)C YAXWOADCWUUUNX-UHFFFAOYSA-N 0.000 claims description 3
- IRFSXVIRXMYULF-UHFFFAOYSA-N 1,2-dihydroquinoline Chemical compound C1=CC=C2C=CCNC2=C1 IRFSXVIRXMYULF-UHFFFAOYSA-N 0.000 claims description 3
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 claims description 3
- RKMGAJGJIURJSJ-UHFFFAOYSA-N 2,2,6,6-Tetramethylpiperidine Substances CC1(C)CCCC(C)(C)N1 RKMGAJGJIURJSJ-UHFFFAOYSA-N 0.000 claims description 3
- QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 claims description 3
- FKHKSWSHWLYDOI-UHFFFAOYSA-N 2-phenylbenzene-1,4-diamine Chemical compound NC1=CC=C(N)C(C=2C=CC=CC=2)=C1 FKHKSWSHWLYDOI-UHFFFAOYSA-N 0.000 claims description 3
- ZYAASQNKCWTPKI-UHFFFAOYSA-N 3-[dimethoxy(methyl)silyl]propan-1-amine Chemical compound CO[Si](C)(OC)CCCN ZYAASQNKCWTPKI-UHFFFAOYSA-N 0.000 claims description 3
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 claims description 3
- 239000012964 benzotriazole Substances 0.000 claims description 3
- GNOIPBMMFNIUFM-UHFFFAOYSA-N hexamethylphosphoric triamide Chemical compound CN(C)P(=O)(N(C)C)N(C)C GNOIPBMMFNIUFM-UHFFFAOYSA-N 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 3
- GDESWOTWNNGOMW-UHFFFAOYSA-N resorcinol monobenzoate Chemical compound OC1=CC=CC(OC(=O)C=2C=CC=CC=2)=C1 GDESWOTWNNGOMW-UHFFFAOYSA-N 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000009966 trimming Methods 0.000 claims description 3
- 238000010792 warming Methods 0.000 claims description 3
- 239000002250 absorbent Substances 0.000 claims description 2
- 230000002745 absorbent Effects 0.000 claims description 2
- PHQOGHDTIVQXHL-UHFFFAOYSA-N n'-(3-trimethoxysilylpropyl)ethane-1,2-diamine Chemical compound CO[Si](OC)(OC)CCCNCCN PHQOGHDTIVQXHL-UHFFFAOYSA-N 0.000 claims description 2
- ZQBAKBUEJOMQEX-UHFFFAOYSA-N phenyl salicylate Chemical compound OC1=CC=CC=C1C(=O)OC1=CC=CC=C1 ZQBAKBUEJOMQEX-UHFFFAOYSA-N 0.000 claims description 2
- INJVFBCDVXYHGQ-UHFFFAOYSA-N n'-(3-triethoxysilylpropyl)ethane-1,2-diamine Chemical compound CCO[Si](OCC)(OCC)CCCNCCN INJVFBCDVXYHGQ-UHFFFAOYSA-N 0.000 claims 1
- 238000005562 fading Methods 0.000 abstract description 3
- 239000005038 ethylene vinyl acetate Substances 0.000 description 35
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 35
- 229920005989 resin Polymers 0.000 description 8
- 239000011347 resin Substances 0.000 description 8
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000004568 cement Substances 0.000 description 4
- 239000005340 laminated glass Substances 0.000 description 3
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical group CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006750 UV protection Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- YGSDEFSMJLZEOE-UHFFFAOYSA-M salicylate Chemical compound OC1=CC=CC=C1C([O-])=O YGSDEFSMJLZEOE-UHFFFAOYSA-M 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09J7/10—Adhesives in the form of films or foils without carriers
-
- 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
- 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
-
- 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
- C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
- C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
- C09J123/04—Homopolymers or copolymers of ethene
- C09J123/08—Copolymers of ethene
- C09J123/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C09J123/0853—Vinylacetate
-
- 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
- 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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
The invention relates to the technical field of glass films, and discloses an anti-aging EVA glass interlayer film, which comprises raw materials for manufacturing the anti-aging EVA glass interlayer film, wherein the raw materials comprise EVA master batch, magnesium hydroxide, an antioxidant, a light stabilizer, an ultraviolet absorber and a coupling agent; the anti-aging EVA glass sandwich film comprises 100 parts of EVA master batch, 0.1 part of magnesium hydroxide, 0.3 part of antioxidant, 0.3 part of light stabilizer, 0.3 part of ultraviolet absorber and 0.5 part of coupling agent according to the parts of various raw materials required by production of each part of anti-aging EVA glass sandwich film. According to the aging-resistant EVA glass interlayer film, magnesium hydroxide is added to neutralize the acidity of the EVA glass interlayer film through formula adjustment, an antioxidant, a light stabilizer and an ultraviolet absorber are added to be mixed together to manufacture the aging-resistant EVA glass interlayer film, and the aging-resistant fading phenomenon of the EVA glass interlayer film can be effectively solved.
Description
Technical Field
The invention relates to the technical field of glass films, in particular to an anti-aging EVA glass interlayer film.
Background
The EVA film is a high-viscosity film material sheet prepared by using high molecular resin (ethylene-vinyl acetate copolymer) as a main raw material, adding special auxiliary agents and processing by special equipment, and is also called as a modified EVA laminated glass film in the industry. The adhesive has strong adhesive force to inorganic glass, has the characteristics of toughness, transparency, temperature resistance, cold resistance, high adhesive strength, high elongation at break, good moisture resistance and the like, is an ideal and economical adhesive material for manufacturing safe laminated glass in the current world, and can be used for the automobile and building industries by partially replacing PVB materials. The safety laminated glass produced by the method can achieve the ideal effects of safety, heat preservation, wind resistance, impact resistance, sound insulation, ultraviolet resistance and the like.
The common EVA glass interlayer film often has aging and fading phenomena in use, and the analysis of the aging and fading phenomena mainly comprises four points: ultraviolet radiation from the sun can cause the glass cement to age and embrittle; organic components in the glass cement react with oxygen, resulting in aging; in a high humidity environment, the glass cement is easy to absorb water and expand, so that aging is caused; the aging process of the glass cement can be accelerated due to the fact that the temperature is too high or too low, and the aging process is mainly caused by the fact that the service life of a common EVA glass interlayer film is reduced and the effect is reduced.
Disclosure of Invention
The invention aims to provide an anti-aging EVA glass interlayer film, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: an anti-aging EVA glass interlayer film comprises raw materials for manufacturing the anti-aging EVA glass interlayer film, wherein the raw materials comprise EVA master batch, magnesium hydroxide, an antioxidant, a light stabilizer, an ultraviolet absorber and a coupling agent;
the anti-aging EVA glass sandwich film comprises 100 parts of EVA master batch, 0.1 part of magnesium hydroxide, 0.3 part of antioxidant, 0.3 part of light stabilizer, 0.3 part of ultraviolet absorber and 0.5 part of coupling agent according to the parts of various raw materials required by production of each part of anti-aging EVA glass sandwich film.
Preferably, the antioxidant is selected from one or more of diphenylamine, p-phenylenediamine, dihydroquinoline, phenyl-p-phenylenediamine, methylphenol, pentaerythritol ester, didodecyl alcohol ester, ditetradecyl alcohol ester and dioctadecyl alcohol ester.
Preferably, the light stabilizer is selected from one or more of thio-bis-nickel, phosphite, tetramethyl piperidine and hexamethyl phosphoric triamide.
Preferably, the ultraviolet absorbent is selected from one or more of phenyl orthohydroxybenzoate, benzotriazole, dihydroxybenzophenone, methoxybenzophenone, n-octoxybenzophenone and resorcinol monobenzoate.
Preferably, the coupling agent is selected from one or more of aminopropyl trimethoxysilane, aminopropyl methyldimethoxy silane, aminopropyl triethoxy silane, aminoethylaminopropyl trimethoxysilane and aminoethylaminopropyl triethoxy.
Preferably, the manufacturing process of the aging-resistant EVA glass interlayer film comprises the following steps:
s1, 100 parts of EVA master batch, 0.1 part of magnesium hydroxide, 0.3 part of antioxidant, 0.3 part of light stabilizer, 0.3 part of ultraviolet absorber and 0.5 part of coupling agent are selected and poured into a custom mixing stirring barrel together, and uniformly stirred for 10 minutes to enable the materials to be fully and uniformly stirred;
s2, pouring the prepared mixture into a screw extruder, and heating, melting and extruding;
s3, shaping the material which is melted and extruded by heating through a pattern roller, and then stretching and trimming the material and rolling the material into a required finished product.
Preferably, the warming temperature required in said step 2 is rated at 80 ℃.
Compared with the prior art, the invention has the following beneficial effects:
the EVA resin is prepared by introducing vinyl acetate monomer into a molecular chain of an ethylene-vinyl acetate copolymer, adding magnesium hydroxide which is neutral and strong alkali to neutralize the acidity of the ethylene-vinyl acetate copolymer through formula adjustment, adding an antioxidant, a light stabilizer and an ultraviolet absorber, and mixing and processing the mixture together.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides the following technical scheme:
examples
An anti-aging EVA glass interlayer film comprises raw materials for manufacturing the anti-aging EVA glass interlayer film, wherein the raw materials comprise EVA master batch, magnesium hydroxide, an antioxidant, a light stabilizer, an ultraviolet absorber and a coupling agent;
the anti-aging EVA glass interlayer film comprises 100 parts of EVA master batch, 0.1 part of magnesium hydroxide, 0.3 part of antioxidant, 0.3 part of light stabilizer, 0.3 part of ultraviolet absorber and 0.5 part of coupling agent, wherein the antioxidant is selected from one or more of diphenylamine, p-phenylenediamine, dihydroquinoline, phenyl-p-phenylenediamine, methylphenol, pentaerythritol ester, didodecyl alcohol ester, ditetradecyl alcohol ester and dioctadecyl alcohol ester, the light stabilizer is selected from one or more of thio-nickel, phosphite, tetramethyl piperidine and hexamethylphosphoric triamide, the ultraviolet absorber is selected from one or more of o-hydroxybenzoate, benzotriazole, dihydroxybenzophenone, methoxybenzophenone, n-octoxybenzophenone and resorcinol monobenzoate, and the coupling agent is selected from one or more of aminopropyl trimethoxysilane, aminopropyl methyldimethoxy silane, aminopropyl triethoxysilane, aminopropyl trimethoxysilane and aminopropyl triethoxy.
According to the technical scheme, the EVA resin is an ethylene-vinyl acetate copolymer, a vinyl acetate monomer is introduced into a molecular chain, the acid value of the EVA resin is higher, magnesium hydroxide is added into the EVA resin to neutralize the acid of the EVA resin by virtue of formula adjustment, an antioxidant, a light stabilizer and an ultraviolet absorber are added into the EVA resin, and the EVA resin is mixed and processed together to prepare the ageing-resistant EVA glass interlayer film, so that the ageing-resistant ageing phenomenon of the EVA glass interlayer film can be effectively solved.
Examples
On the basis of embodiment one, further obtain: the manufacturing process of the aging-resistant EVA glass interlayer film comprises the following steps:
s1, 100 parts of EVA master batch, 0.1 part of magnesium hydroxide, 0.3 part of antioxidant, 0.3 part of light stabilizer, 0.3 part of ultraviolet absorber and 0.5 part of coupling agent are selected and poured into a custom mixing stirring barrel together, and uniformly stirred for 10 minutes to enable the materials to be fully and uniformly stirred;
s2, pouring the prepared mixture into a screw extruder, and heating, melting and extruding;
s3, shaping the material subjected to heating and melting extrusion by a pattern roller, stretching and trimming, and then rolling into a required finished product;
the warming temperature required in said step 2 is nominally 80 ℃.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit thereof, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An anti-aging EVA glass interlayer film is characterized in that: the anti-aging EVA glass interlayer film comprises raw materials for manufacturing the anti-aging EVA glass interlayer film, wherein the raw materials comprise EVA master batches, magnesium hydroxide, an antioxidant, a light stabilizer, an ultraviolet absorber and a coupling agent;
the anti-aging EVA glass sandwich film comprises 100 parts of EVA master batch, 0.1 part of magnesium hydroxide, 0.3 part of antioxidant, 0.3 part of light stabilizer, 0.3 part of ultraviolet absorber and 0.5 part of coupling agent according to the parts of various raw materials required by production of each part of anti-aging EVA glass sandwich film.
2. The aging resistant EVA glass interlayer film of claim 1, wherein: the antioxidant is selected from one or more of diphenylamine, p-phenylenediamine, dihydroquinoline, phenyl-p-phenylenediamine, methylphenol, pentaerythritol ester, didodecyl alcohol ester, ditetradecyl alcohol ester and dioctadecyl alcohol ester.
3. The aging resistant EVA glass interlayer film of claim 1, wherein: the light stabilizer is selected from one or more of thiobis nickel, phosphite, tetramethyl piperidine and hexamethylphosphoric triamide.
4. The aging resistant EVA glass interlayer film of claim 1, wherein: the ultraviolet absorbent is selected from one or more of phenyl orthohydroxybenzoate, benzotriazole, dihydroxybenzophenone, methoxybenzophenone, n-octoxybenzophenone and resorcinol monobenzoate.
5. The aging resistant EVA glass interlayer film of claim 1, wherein: the coupling agent is selected from one or more of aminopropyl trimethoxy silane, aminopropyl methyl dimethoxy silane, aminopropyl triethoxy silane, aminoethyl aminopropyl trimethoxy silane and aminoethyl aminopropyl triethoxy silane.
6. The aging resistant EVA glass interlayer film of claim 1, wherein: the manufacturing process of the aging-resistant EVA glass interlayer film comprises the following steps:
s1, 100 parts of EVA master batch, 0.1 part of magnesium hydroxide, 0.3 part of antioxidant, 0.3 part of light stabilizer, 0.3 part of ultraviolet absorber and 0.5 part of coupling agent are selected and poured into a custom mixing stirring barrel together, and uniformly stirred for 10 minutes to enable the materials to be fully and uniformly stirred;
s2, pouring the prepared mixture into a screw extruder, and heating, melting and extruding;
s3, shaping the material which is melted and extruded by heating through a pattern roller, and then stretching and trimming the material and rolling the material into a required finished product.
7. The aging resistant EVA glass interlayer film of claim 6, wherein: the warming temperature required in said step 2 is nominally 80 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311237945.0A CN117050665A (en) | 2023-09-25 | 2023-09-25 | Aging-resistant EVA glass interlayer film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311237945.0A CN117050665A (en) | 2023-09-25 | 2023-09-25 | Aging-resistant EVA glass interlayer film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117050665A true CN117050665A (en) | 2023-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311237945.0A Pending CN117050665A (en) | 2023-09-25 | 2023-09-25 | Aging-resistant EVA glass interlayer film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117050665A (en) |
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2023
- 2023-09-25 CN CN202311237945.0A patent/CN117050665A/en active Pending
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