CN111320963A - Adhesive resin for polymer lithium battery flexible packaging film - Google Patents
Adhesive resin for polymer lithium battery flexible packaging film Download PDFInfo
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- CN111320963A CN111320963A CN202010367297.0A CN202010367297A CN111320963A CN 111320963 A CN111320963 A CN 111320963A CN 202010367297 A CN202010367297 A CN 202010367297A CN 111320963 A CN111320963 A CN 111320963A
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- parts
- antioxidant
- adhesive resin
- lithium battery
- resin
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- 239000004840 adhesive resin Substances 0.000 title claims abstract description 37
- 229920006223 adhesive resin Polymers 0.000 title claims abstract description 37
- 229920000642 polymer Polymers 0.000 title claims abstract description 28
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 26
- 229920006280 packaging film Polymers 0.000 title claims abstract description 26
- 239000012785 packaging film Substances 0.000 title claims abstract description 26
- 238000009459 flexible packaging Methods 0.000 title claims abstract description 24
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 69
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 69
- 229920005989 resin Polymers 0.000 claims abstract description 48
- 239000011347 resin Substances 0.000 claims abstract description 48
- 229920006012 semi-aromatic polyamide Polymers 0.000 claims abstract description 37
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 31
- 239000012760 heat stabilizer Substances 0.000 claims abstract description 24
- 239000005543 nano-size silicon particle Substances 0.000 claims abstract description 23
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 23
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000004952 Polyamide Substances 0.000 claims abstract description 17
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 17
- 229920002647 polyamide Polymers 0.000 claims abstract description 17
- 239000010649 ginger oil Substances 0.000 claims abstract description 9
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 42
- 239000000203 mixture Substances 0.000 claims description 34
- WTEOIRVLGSZEPR-UHFFFAOYSA-N boron trifluoride Chemical compound FB(F)F WTEOIRVLGSZEPR-UHFFFAOYSA-N 0.000 claims description 28
- SJOCPYUKFOTDAN-ZSOIEALJSA-N methyl (4z)-4-hydroxyimino-6,6-dimethyl-3-methylsulfanyl-5,7-dihydro-2-benzothiophene-1-carboxylate Chemical compound C1C(C)(C)C\C(=N\O)C=2C1=C(C(=O)OC)SC=2SC SJOCPYUKFOTDAN-ZSOIEALJSA-N 0.000 claims description 18
- YJOMWQQKPKLUBO-UHFFFAOYSA-L lead(2+);phthalate Chemical compound [Pb+2].[O-]C(=O)C1=CC=CC=C1C([O-])=O YJOMWQQKPKLUBO-UHFFFAOYSA-L 0.000 claims description 17
- 229910015900 BF3 Inorganic materials 0.000 claims description 14
- 150000001875 compounds Chemical class 0.000 claims description 11
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical group CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 8
- 238000003980 solgel method Methods 0.000 claims description 8
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 6
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 6
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 6
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims description 5
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 4
- 125000002723 alicyclic group Chemical group 0.000 claims description 4
- 229920000768 polyamine Polymers 0.000 claims description 4
- OCWMFVJKFWXKNZ-UHFFFAOYSA-L lead(2+);oxygen(2-);sulfate Chemical compound [O-2].[O-2].[O-2].[Pb+2].[Pb+2].[Pb+2].[Pb+2].[O-]S([O-])(=O)=O OCWMFVJKFWXKNZ-UHFFFAOYSA-L 0.000 claims description 3
- UMKARVFXJJITLN-UHFFFAOYSA-N lead;phosphorous acid Chemical compound [Pb].OP(O)O UMKARVFXJJITLN-UHFFFAOYSA-N 0.000 claims description 3
- 150000003512 tertiary amines Chemical class 0.000 claims description 3
- 239000001432 zingiber officinale rosc. oleoresin Substances 0.000 abstract description 16
- 230000003647 oxidation Effects 0.000 abstract description 12
- 238000007254 oxidation reaction Methods 0.000 abstract description 12
- BGNXCDMCOKJUMV-UHFFFAOYSA-N Tert-Butylhydroquinone Chemical compound CC(C)(C)C1=CC(O)=CC=C1O BGNXCDMCOKJUMV-UHFFFAOYSA-N 0.000 abstract description 8
- 230000009477 glass transition Effects 0.000 abstract description 7
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 239000004250 tert-Butylhydroquinone Substances 0.000 abstract description 4
- 235000019281 tert-butylhydroquinone Nutrition 0.000 abstract description 4
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000000295 fuel oil Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- SPTHWAJJMLCAQF-UHFFFAOYSA-N 1,2-di(propan-2-yl)benzene;hydrogen peroxide Chemical group OO.CC(C)C1=CC=CC=C1C(C)C SPTHWAJJMLCAQF-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical group CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000012793 heat-sealing layer Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J177/00—Adhesives based on polyamides obtained by reactions forming a carboxylic amide link in the main chain; Adhesives based on derivatives of such polymers
-
- 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
- C09J177/00—Adhesives based on polyamides obtained by reactions forming a carboxylic amide link in the main chain; Adhesives based on derivatives of such polymers
- C09J177/06—Polyamides derived from polyamines and polycarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention relates to the technical field of battery packaging films, in particular to a bonding resin for a polymer lithium battery flexible packaging film, which comprises the following components in parts by mass: 50 parts of semi-aromatic polyamide resin, 50 parts of polyamide PA 4650 parts, 10-20 parts of ginger oil resin, 6-16 parts of modified nano silicon carbide, 0.1-0.2 part of antioxidant, 0.3-0.6 part of heat stabilizer, 1.2-3.6 parts of curing agent and 1.2-3.2 parts of cross-linking agent; the semi-aromatic polyamide resin and the polyamide PA46 are added at the same time, the semi-aromatic polyamide resin and the polyamide PA46 can be complemented and promoted, and the heat stabilizer is added, so that the high temperature resistance of the adhesive resin is remarkably improved, the high temperature resistance of the adhesive resin can reach 285 ℃, and the glass transition temperature is 118 ℃; the ginger oleoresin has strong oxidation resistance, and when the addition amount of the ginger oleoresin is 0.04%, the oxidation resistance effect of the ginger oleoresin is similar to 0.02% of the synthetic antioxidant TBHQ, so that the addition of the ginger oleoresin can improve the oxidation resistance of the adhesive resin and reduce the addition amount of the antioxidant on one hand, and can improve the bactericidal property of the adhesive resin on the other hand.
Description
Technical Field
The invention relates to the technical field of battery packaging films, in particular to a bonding resin for a polymer lithium battery flexible packaging film.
Background
Polymer lithium ion batteries have matured and commercialized in global technology for more than 2 years, and although sales are rapidly increasing, their market share is still less than 10%, which is far below what one would expect, compared to 90% of the market share of liquid lithium batteries. For various reasons, the price of the polymer in the market is generally higher than that of the liquid lithium battery, but the competitive mode of the mobile electric appliance is changing silently, and especially the polymer battery brings design value innovation (such as a battery with superior performance and large size below 4mm thickness) to the mobile electric appliance, and the polymer battery is recognized by more and more designers of mobile phones, mobile DVDs and the like.
The flexible packaging film for the polymer lithium battery is prepared by bonding a protective layer, an aluminum foil layer and a heat sealing layer through an adhesive layer, but the peel strength and aging resistance of the adhesive resin for the conventional flexible packaging film for the polymer lithium battery are still required to be improved.
Disclosure of Invention
The purpose of the invention is: overcomes the defects in the prior art, and provides the adhesive resin for the polymer lithium battery flexible packaging film with high peel strength and strong aging resistance.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the adhesive resin for the polymer lithium battery flexible packaging film comprises the following components in parts by mass: 50 parts of semi-aromatic polyamide resin, 50 parts of polyamide PA 4650 parts, 10-20 parts of ginger oil resin, 6-16 parts of modified nano silicon carbide, 0.1-0.2 part of antioxidant, 0.3-0.6 part of heat stabilizer, 1.2-3.6 parts of curing agent and 1.2-3.2 parts of cross-linking agent.
Furthermore, the semi-aromatic polyamide resin is selected from one or more of chramide 3001, chramide 3002, chramide 3003, chramide 3004 and chramide 3005.
Furthermore, the semi-aromatic polyamide resin is a mixture of Chramid 3002 and Chramid3005, and the mass ratio of the mixture to the mixture is 1: 2-3.
Further, the modified nano silicon carbide is prepared by a sol-gel method, and the diameter of the modified nano silicon carbide is 21nm, and the length of the modified nano silicon carbide is 40.80 nm.
Further, the antioxidant comprises a main antioxidant and an auxiliary antioxidant, wherein the main antioxidant is an antioxidant 1010, and the auxiliary antioxidant is IGRAFOS168, and the mass ratio of the main antioxidant to the auxiliary antioxidant is 10: 1.
Further, the heat stabilizer is one or more of dibasic lead stearate, hydrated tribasic lead sulfate, dibasic lead phthalate and dibasic lead phosphite.
Further, the heat stabilizer is a mixture of dibasic lead stearate and dibasic lead phthalate, and the mass ratio of the dibasic lead stearate to the dibasic lead phthalate is 1: 2-4.
Further, the curing agent is one or more of alicyclic polyamine, tertiary amine, imidazole and boron trifluoride complex.
Further, the curing agent is a mixture of an imidazole curing agent and a boron trifluoride complex compound, and the mass ratio of the imidazole curing agent to the boron trifluoride complex compound is 2-3: 1.
Further, the cross-linking agent is one or more of benzoyl peroxide, dicumyl peroxide and diethylenetriamine.
The technical scheme adopted by the invention has the beneficial effects that:
the semi-aromatic polyamide resin has the high temperature resistant melting point of 280 ℃, the glass transition temperature of 115 ℃, the water absorption rate far lower than that of PA6 and PA66, good dimensional stability, chemical, fuel oil and other fluids resistance and excellent processing performance, so the semi-aromatic polyamide resin can improve the high temperature resistance of the adhesive composition and reduce the heat shrinkage rate of the adhesive composition by adding the semi-aromatic polyamide resin. The semi-aromatic polyamide resin and the polyamide PA46 are added at the same time, the semi-aromatic polyamide resin and the polyamide PA46 can be complemented and promoted, and the heat stabilizer is added, so that the high temperature resistance of the adhesive resin is obviously improved, the high temperature resistance of the adhesive resin can reach 285 ℃, and the glass transition temperature is 118 ℃.
The ginger oleoresin has strong oxidation resistance, and when the addition amount of the ginger oleoresin is 0.04%, the oxidation resistance effect of the ginger oleoresin is similar to 0.02% of the synthetic antioxidant TBHQ, so that the addition of the ginger oleoresin can improve the oxidation resistance of the adhesive resin and reduce the addition amount of the antioxidant on one hand, and can improve the bactericidal property of the adhesive resin on the other hand.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments in order to make the above objects, features and advantages more apparent and understandable.
The adhesive resin for the polymer lithium battery flexible packaging film comprises the following components in parts by mass: 50 parts of semi-aromatic polyamide resin, 50 parts of polyamide PA 4650 parts, 10-20 parts of ginger oil resin, 6-16 parts of modified nano silicon carbide, 0.1-0.2 part of antioxidant, 0.3-0.6 part of heat stabilizer, 1.2-3.6 parts of curing agent and 1.2-3.2 parts of cross-linking agent. The semi-aromatic polyamide resin has the high temperature resistant melting point of 280 ℃, the glass transition temperature of 115 ℃, the water absorption rate far lower than that of PA6 and PA66, good dimensional stability, chemical, fuel oil and other fluids resistance and excellent processing performance, so the semi-aromatic polyamide resin can improve the high temperature resistance of the adhesive composition and reduce the heat shrinkage rate of the adhesive composition by adding the semi-aromatic polyamide resin. The semi-aromatic polyamide resin and the polyamide PA46 are added at the same time, the semi-aromatic polyamide resin and the polyamide PA46 can be complemented and promoted, and the heat stabilizer is added, so that the high temperature resistance of the adhesive resin is obviously improved, the high temperature resistance of the adhesive resin can reach 285 ℃, and the glass transition temperature is 118 ℃. The ginger oleoresin has strong oxidation resistance, and when the addition amount of the ginger oleoresin is 0.04%, the oxidation resistance effect of the ginger oleoresin is similar to 0.02% of the synthetic antioxidant TBHQ, so that the addition of the ginger oleoresin can improve the oxidation resistance of the adhesive resin and reduce the addition amount of the antioxidant on one hand, and can improve the bactericidal property of the adhesive resin on the other hand.
As a preferred embodiment, the semi-aromatic polyamide resin in this embodiment is selected from one or more of Chramid 3001, Chramid 3002, Chramid3003, Chramid 3004 and Chramid 3005.
As a preferred embodiment, the semi-aromatic polyamide resin in this embodiment is a mixture of Chramid 3002 and Chramid3005, the mass ratio of which is 1: 2-3.
As a preferable embodiment, the modified nano-silicon carbide in this example is prepared by a sol-gel method, and the diameter of the modified nano-silicon carbide is 21nm, and the length of the modified nano-silicon carbide is 40.80 nm.
As a preferred embodiment, the antioxidant in this embodiment includes a primary antioxidant 1010 and a secondary antioxidant 168, and the mass ratio of the primary antioxidant to the secondary antioxidant is 10: 1.
As a preferred embodiment, the heat stabilizer in this embodiment is one or more selected from dibasic lead stearate, hydrated tribasic lead sulfate, dibasic lead phthalate, and dibasic lead phosphite.
As a preferred embodiment, the heat stabilizer in this embodiment is a mixture of dibasic lead stearate and dibasic lead phthalate, and the mass ratio of the dibasic lead stearate to the dibasic lead phthalate is 1: 2-4.
As a preferred embodiment, the curing agent in this embodiment is one or more selected from alicyclic polyamine, tertiary amine, imidazole, and boron trifluoride complex.
As a preferred embodiment, the mixture of imidazole-based curing agent and boron trifluoride complex compound is used as the curing agent in the present embodiment, and the mass ratio of the mixture is 2-3: 1.
As a preferred embodiment, the crosslinking agent in this embodiment is one or more selected from benzoyl peroxide, dicumyl peroxide, and diethylenetriamine.
Example 1
The adhesive resin for the polymer lithium battery flexible packaging film comprises the following components in parts by mass: 50 parts of semi-aromatic polyamide resin, 4650 parts of polyamide PA, 10 parts of ginger oil resin, 6 parts of modified nano silicon carbide, 0.1 part of antioxidant, 0.3 part of heat stabilizer, 1.2 parts of curing agent and 1.2 parts of cross-linking agent.
Wherein, the semi-aromatic polyamide resin is selected from Chramid 3001.
The modified nano silicon carbide is prepared by a sol-gel method, and has the diameter of 21nm and the length of 40.80 nm.
The antioxidant comprises a main antioxidant and an auxiliary antioxidant, wherein the main antioxidant is an antioxidant 1010, the auxiliary antioxidant is IGRAFOS168, and the mass ratio of the antioxidant to the auxiliary antioxidant is 10: 1.
Wherein the heat stabilizer is dibasic lead stearate.
Wherein, the curing agent is alicyclic polyamine.
Wherein the cross-linking agent is benzoyl peroxide.
Example 2
The adhesive resin for the polymer lithium battery flexible packaging film comprises the following components in parts by mass: 50 parts of semi-aromatic polyamide resin, 4650 parts of polyamide PA, 12 parts of ginger oil resin, 7 parts of modified nano silicon carbide, 0.12 part of antioxidant, 0.4 part of heat stabilizer, 1.5 parts of curing agent and 1.5 parts of cross-linking agent.
Wherein, the semi-aromatic polyamide resin is a mixture of Chramid 3002 and Chramid3005 with the mass ratio of 1:2.
The modified nano silicon carbide is prepared by a sol-gel method, and has the diameter of 21nm and the length of 40.80 nm.
The antioxidant comprises a main antioxidant and an auxiliary antioxidant, wherein the main antioxidant is an antioxidant 1010, the auxiliary antioxidant is IGRAFOS168, and the mass ratio of the antioxidant to the auxiliary antioxidant is 10: 1.
Wherein the heat stabilizer is a mixture of dibasic lead stearate and dibasic lead phthalate, and the mass ratio of the dibasic lead stearate to the dibasic lead phthalate is 1:2.
Wherein the curing agent is a mixture of an imidazole curing agent and a boron trifluoride complex compound in a mass ratio of 2: 1.
Wherein the crosslinking agent is hydrogen peroxide diisopropylbenzene.
Example 3
The adhesive resin for the polymer lithium battery flexible packaging film comprises the following components in parts by mass: 50 parts of semi-aromatic polyamide resin, 4650 parts of polyamide PA, 15 parts of ginger oil resin, 12 parts of modified nano silicon carbide, 0.15 part of antioxidant, 0.45 part of heat stabilizer, 2.4 parts of curing agent and 2.5 parts of cross-linking agent.
Wherein, the semi-aromatic polyamide resin is a mixture of Chramid 3002 and Chramid3005 with the mass ratio of 1: 2.4.
The modified nano silicon carbide is prepared by a sol-gel method, and has the diameter of 21nm and the length of 40.80 nm.
The antioxidant comprises a main antioxidant and an auxiliary antioxidant, wherein the main antioxidant is an antioxidant 1010, the auxiliary antioxidant is IGRAFOS168, and the mass ratio of the antioxidant to the auxiliary antioxidant is 10: 1.
Wherein the heat stabilizer is a mixture of dibasic lead stearate and dibasic lead phthalate, and the mass ratio of the dibasic lead stearate to the dibasic lead phthalate is 1: 2.4.
Wherein the curing agent is a mixture of an imidazole curing agent and a boron trifluoride complex compound, and the mass ratio of the imidazole curing agent to the boron trifluoride complex compound is 2.2: 1.
Wherein the cross-linking agent is a mixture of benzoyl peroxide and dicumyl peroxide in any mass ratio.
Example 4
The adhesive resin for the polymer lithium battery flexible packaging film comprises the following components in parts by mass: 50 parts of semi-aromatic polyamide resin, 4650 parts of polyamide PA, 18 parts of ginger oil resin, 15 parts of modified nano silicon carbide, 0.18 part of antioxidant, 0.5 part of heat stabilizer, 3.2 parts of curing agent and 3 parts of cross-linking agent.
Wherein, the semi-aromatic polyamide resin is a mixture of Chramid 3002 and Chramid3005 with the mass ratio of 1: 2.8.
The modified nano silicon carbide is prepared by a sol-gel method, and has the diameter of 21nm and the length of 40.80 nm.
The antioxidant comprises a main antioxidant and an auxiliary antioxidant, wherein the main antioxidant is an antioxidant 1010, the auxiliary antioxidant is IGRAFOS168, and the mass ratio of the antioxidant to the auxiliary antioxidant is 10: 1.
Wherein the heat stabilizer is a mixture of dibasic lead stearate and dibasic lead phthalate, and the mass ratio of the dibasic lead stearate to the dibasic lead phthalate is 1: 3.2.
Wherein the curing agent is a mixture of an imidazole curing agent and a boron trifluoride complex compound, and the mass ratio of the imidazole curing agent to the boron trifluoride complex compound is 2.8: 1.
Wherein the cross-linking agent is a mixture of benzoyl peroxide and dicumyl peroxide in any mass ratio.
Example 5
The adhesive resin for the polymer lithium battery flexible packaging film comprises the following components in parts by mass: 50 parts of semi-aromatic polyamide resin, 4650 parts of polyamide PA, 20 parts of ginger oil resin, 16 parts of modified nano silicon carbide, 0.2 part of antioxidant, 0.6 part of heat stabilizer, 3.6 parts of curing agent and 3.2 parts of cross-linking agent.
Wherein, the semi-aromatic polyamide resin is a mixture of Chramid 3002 and Chramid3005 with the mass ratio of 1:3.
The modified nano silicon carbide is prepared by a sol-gel method, and has the diameter of 21nm and the length of 40.80 nm.
The antioxidant comprises a main antioxidant and an auxiliary antioxidant, wherein the main antioxidant is an antioxidant 1010, the auxiliary antioxidant is IGRAFOS168, and the mass ratio of the antioxidant to the auxiliary antioxidant is 10: 1.
Wherein the heat stabilizer is a mixture of dibasic lead stearate and dibasic lead phthalate, and the mass ratio of the dibasic lead stearate to the dibasic lead phthalate is 1: 4.
Wherein the curing agent is a mixture of an imidazole curing agent and a boron trifluoride complex compound in a mass ratio of 3: 1.
Wherein the crosslinking agent is diethylenetriamine.
The semi-aromatic polyamide resin has the high temperature resistant melting point of 280 ℃, the glass transition temperature of 115 ℃, the water absorption rate far lower than that of PA6 and PA66, good dimensional stability, chemical, fuel oil and other fluids resistance and excellent processing performance, so the semi-aromatic polyamide resin can improve the high temperature resistance of the adhesive composition and reduce the heat shrinkage rate of the adhesive composition by adding the semi-aromatic polyamide resin. The semi-aromatic polyamide resin and the polyamide PA46 are added at the same time, the semi-aromatic polyamide resin and the polyamide PA46 can be complemented and promoted, and the heat stabilizer is added, so that the high temperature resistance of the adhesive resin is obviously improved, the high temperature resistance of the adhesive resin can reach 285 ℃, and the glass transition temperature is 118 ℃.
The ginger oleoresin has strong oxidation resistance, and when the addition amount of the ginger oleoresin is 0.04%, the oxidation resistance effect of the ginger oleoresin is similar to 0.02% of the synthetic antioxidant TBHQ, so that the addition of the ginger oleoresin can improve the oxidation resistance of the adhesive resin and reduce the addition amount of the antioxidant on one hand, and can improve the bactericidal property of the adhesive resin on the other hand.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The adhesive resin for the polymer lithium battery flexible packaging film is characterized in that: the composition comprises the following components in parts by mass: 50 parts of semi-aromatic polyamide resin, 50 parts of polyamide PA 4650 parts, 10-20 parts of ginger oil resin, 6-16 parts of modified nano silicon carbide, 0.1-0.2 part of antioxidant, 0.3-0.6 part of heat stabilizer, 1.2-3.6 parts of curing agent and 1.2-3.2 parts of cross-linking agent.
2. The adhesive resin for a flexible packaging film of a polymer lithium battery as claimed in claim 1, wherein: the semi-aromatic polyamide resin is selected from one or more of Chramid 3001, Chramid 3002, Chramid3003, Chramid 3004 and Chramid 3005.
3. The adhesive resin for a flexible packaging film of a polymer lithium battery as claimed in claim 1, wherein: the semi-aromatic polyamide resin is a mixture of Chramid 3002 and Chramid3005, and the mass ratio of the mixture to the Chramid 3002-3.
4. The adhesive resin for a flexible packaging film of a polymer lithium battery as claimed in claim 1, wherein: the modified nano silicon carbide is prepared by adopting a sol-gel method, and the diameter of the modified nano silicon carbide is 21nm, and the length of the modified nano silicon carbide is 40.80 nm.
5. The adhesive resin for a flexible packaging film of a polymer lithium battery as claimed in claim 1, wherein: the antioxidant comprises a main antioxidant and an auxiliary antioxidant, wherein the main antioxidant is an antioxidant 1010, the auxiliary antioxidant is IGRAFOS168, and the mass ratio of the main antioxidant to the auxiliary antioxidant is 10: 1.
6. The adhesive resin for a flexible packaging film of a polymer lithium battery as claimed in claim 1, wherein: the heat stabilizer is one or more of dibasic lead stearate, hydrated tribasic lead sulfate, dibasic lead phthalate and dibasic lead phosphite.
7. The adhesive resin for a flexible packaging film of a polymer lithium battery as claimed in claim 1, wherein: the heat stabilizer is a mixture of dibasic lead stearate and dibasic lead phthalate, and the mass ratio of the dibasic lead stearate to the dibasic lead phthalate is 1: 2-4.
8. The adhesive resin for a flexible packaging film of a polymer lithium battery as claimed in claim 1, wherein: the curing agent is one or more of alicyclic polyamine, tertiary amine, imidazole and boron trifluoride complex.
9. The adhesive resin for a flexible packaging film of a polymer lithium battery as claimed in claim 8, wherein: the curing agent is a mixture of an imidazole curing agent and a boron trifluoride complex compound, and the mass ratio of the imidazole curing agent to the boron trifluoride complex compound is 2-3: 1.
10. The adhesive resin for a flexible packaging film of a polymer lithium battery as claimed in claim 1, wherein: the cross-linking agent is one or more of benzoyl peroxide, dicumyl peroxide and diethylenetriamine.
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| CN202010367297.0A CN111320963A (en) | 2020-05-01 | 2020-05-01 | Adhesive resin for polymer lithium battery flexible packaging film |
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| CN202010367297.0A CN111320963A (en) | 2020-05-01 | 2020-05-01 | Adhesive resin for polymer lithium battery flexible packaging film |
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