CN103589035A - Wear-resistant flame-retardant film and production method thereof - Google Patents
Wear-resistant flame-retardant film and production method thereof Download PDFInfo
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
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- B32B27/00—Layered products comprising a layer of synthetic resin
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- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
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- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
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- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/03—3 layers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2323/00—Polyalkenes
- B32B2323/04—Polyethylene
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
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- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/08—Copolymers of ethene
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/08—Copolymers of ethene
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- 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
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- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C08L2205/00—Polymer mixtures characterised by other features
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- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- 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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Abstract
The invention relates to a wear-resistant flame-retardant nano film which comprises the following components in percentage by weight: 40 parts of outer layer, 20 parts of middle layer and 40 parts of inner layer. According to the invention, a raw material for improving wear resistance and high temperature tolerance of the material is added on the outer layer; and meanwhile, a raw material for improving high temperature resistance of the material is added on the inner layer, thus improving the quality of the product. The invention also provides a production method of the film, which comprises the following steps: 1, mixing; 2, blending; and 3, blowing the film. The film provided by the invention has the characteristics of high surface smoothness, high temperature resistance and wear resistance, is easy to realize corona and compounding, and can be combined with blending equipment to realize continuous production through a film blowing machine.
Description
Technical field
The present invention relates to film production manufacture field, specifically a kind of abrasion resistant fire blocking film and production method thereof.
Background technology
Blown film (BlowMembrane) is a kind of plastic working method, refers to plastic pellet heating and melting is blown out to a kind of plastic processing of film again.If the film blowing out with virgin material, color and luster is even, and clean, finished product stretches.If the plastic pellet made from the plastic waste reclaiming conventionally will add pigment when making film, the film of making may be just painted irregular, crisp and easily broken, and price is also lower.The blown film material of being produced by professional inflation film manufacturing machine is applicable to various high-grade film packagings.This film is due to its good barrier property, fresh-keeping, damp proof, frost protection, and oxygen barrier, oil resistant, can be widely used in weight packing.As various fresh fruits, meat product, pickles, fresh milk, liquid drink, medical supplies etc.If non-professional inflation film manufacturing machine or inflation film manufacturing machine do not make on sound lines in the course of processing, the coating materials of making so may be also substandard products.Most of PE are used for blown film film processed, general low density PE (LDPE) or linear low close PE(LLDPE) all available.HDPE film-grade is generally used for the place that requires superior stretchiness and fabulous barrier properties.For example, HDPE film is usually used in commodity bag, groceries bag and food Package.PE processing film is generally by common blown film processing or the flat processing method of squeezing.
Because the scope of film application is different, the characteristic of requirement has very large difference, also there is no at present a kind of easy volume production, high, the easy corona of surface finish, easily compound, high temperature resistant, and wear-resisting film.
Summary of the invention
The present invention is above technical problem just, and a kind of easy volume production, high, the easy corona of surface finish, easily compound, high temperature resistant, and wear-resisting film are provided.
The present invention is achieved through the following technical solutions:
A kind of film; comprise skin, middle level, internal layer three parts; each several part proportion of composing is (weight percent): outer 40 parts; 20 parts, middle level; 40 parts of internal layers; its mesectoderm is comprised of LDPE2420H, LLDPE920NT, PBT polybutylene terephthalate, PPO polyphenylene oxide, nano flame retardant mixture, and each component ratio accounts for 25 parts~40 parts, 5 parts~10 parts of PBT polybutylene terephthalates, 5 parts~10 parts of PPO polyphenylene oxide, nano flame retardant mixture 5-30 part for (weight percent): LDPE2420H accounts for 55 parts~60 parts, LLDPE920NT;
The preparation method of described nano flame retardant recombiner is:
(1) silicon hydroxyapatite, red phosphorus, Attapulgite, hydrotalcite, polynite, titanium dioxide, calcite, kaolin are mixed according to the mass fraction proportioning of 25-35:15-20:10-15: 10-15:8-10:8-10:7-8:5-7, join in the mixing solutions of 200 parts of methyl-sulphoxides (DMSO) and 50 parts of methyl alcohol, in 65 ℃, stir 60 hours, filter, and wash and remove excessive methyl-sulphoxide (DMSO) for 3 times with the hot ethanol of 60 ℃ of temperature, put into vacuum drying oven, 60 ℃ of temperature, be dried 24 hours, grinding is sieved, and obtains modified flame-retardant mixture one time;
(2), 1 part of modified flame-retardant mixture, 10 parts of Potassium ethanoates and 25 parts of distilled water are mixed, in temperature 50 C, stir more than 10 hours, in 30 ℃ of temperature, first under ultrasonic electric power 350W condition, disperse 2.5 hours, and then disperse 3 hours under ultrasonic electric power 250W condition.Filter, and wash 3 times with distillation, 80 ℃ of vacuum-drying 24 hours, grinding is sieved, and obtains twice-modified fire-retardant mixture; (3), above-mentioned 1 part of twice-modified fire-retardant mixture is disperseed to 40min at 600W power ultrasonic, with constant temperature heating device, be heated to 90 ℃, and stir (1200r/min) 60 minutes with mechanical stirrer; Obtain nano flame retardant mixture; Middle level is comprised of LDPE2420H, LLDPE920NT, and each component ratio accounts for 60 parts~70 parts for (weight percent): LDPE2420H accounts for 30 parts~40 parts, LLDPE920NT; Internal layer is comprised of LDPE2426H, MDPE5401, LLDPE218W, LLDPE920NT, PBT polybutylene terephthalate, and each component ratio accounts for 20 parts~30 parts, LLDPE218W and accounts for 20 parts~30 parts, LLDPE920NT and account for 20 parts~30 parts, PBT polybutylene terephthalate and account for 1 part~5 parts for (weight percent): LDPE2426H accounts for 20 parts~30 parts, MDPE5401.
A production method for film, comprises the following steps:
Step 1, batch mixing, stir each raw material to scale and make former mixed materials for later use by the weight percent of skin, middle level, each component of internal layer;
Step 2, batching, the former mixed material of by the weight percent of skin, middle level, internal layer being prepared by step 1 is prepared burden;
Step 3, blown film, adopt the inflation film manufacturing machine blow molding of being furnished with Automatic batching equipment to produce the film needing.
Film provided by the invention has high, the easy corona of surface finish, easily compound, high temperature resistant, and wear-resisting feature, and can, in conjunction with dosing device, by inflation film manufacturing machine, be realized continuously and being produced.
Embodiment
Below in conjunction with specific embodiment, the present invention will be further described.
Embodiment 1
First, by weight percentage by the LDPE2420H of 60 parts, the LLDPE920NT of 30 parts, the PBT polybutylene terephthalate of 5 parts, 30 parts of PPO polyphenylene oxide, the nano flame retardant mixtures of 5 parts, stir and make outer former mixed material, by weight percentage by the LDPE2420H of 35 parts, the LLDPE920NT of 65 parts stirs and makes the former mixed material in middle level, by weight percentage by the LDPE2426H of 25 parts, the MDPE5401 of 25 parts, the LLDPE218W of 25 parts, the LLDPE920NT of 24 parts, the PBT polybutylene terephthalate of 1 part stirs and makes the former mixed material of internal layer, by weight percentage then by the former mixed material of skin, the former mixed material in middle level, the former mixed material of internal layer is by outer 40 parts, 20 parts, middle level, 40 parts of internal layers are prepared burden, after having prepared burden, can adopt the inflation film manufacturing machine blow molding of being furnished with Automatic batching equipment to produce the film needing.
Embodiment 2
First, by weight percentage by the LDPE2420H of 55 parts, the LLDPE920NT of 25 parts, the PBT polybutylene terephthalate of 10 parts, 5 parts of PPO polyphenylene oxide, the nano flame retardant mixtures of 10 parts, stir and make outer former mixed material, by weight percentage by the LDPE2420H of 30 parts, the LLDPE920NT of 70 parts stirs and makes the former mixed material in middle level, by weight percentage by the LDPE2426H of 20 parts, the MDPE5401 of 30 parts, the LLDPE218W of 20 parts, the LLDPE920NT of 25 parts, the PBT polybutylene terephthalate of 5 parts stirs and makes the former mixed material of internal layer, by weight percentage then by the former mixed material of skin, the former mixed material in middle level, the former mixed material of internal layer is by outer 40 parts, 20 parts, middle level, 40 parts of internal layers are prepared burden, after having prepared burden, can adopt the inflation film manufacturing machine blow molding of being furnished with Automatic batching equipment to produce the film needing.
Embodiment 3
First, by weight percentage by the LDPE2420H of 58 parts, the LLDPE920NT of 26 parts, the PBT polybutylene terephthalate of 8 parts, the PPO polyphenylene oxide of 8 parts, 20 parts of nano flame retardant mixtures stir and make outer former mixed material, by weight percentage by the LDPE2420H of 40 parts, the LLDPE920NT of 60 parts stirs and makes the former mixed material in middle level, by weight percentage by the LDPE2426H of 30 parts, the MDPE5401 of 20 parts, the LLDPE218W of 27 parts, the LLDPE920NT of 20 parts, the PBT polybutylene terephthalate of 3 parts stirs and makes the former mixed material of internal layer, by weight percentage then by the former mixed material of skin, the former mixed material in middle level, the former mixed material of internal layer is by outer 40 parts, 20 parts, middle level, 40 parts of internal layers are prepared burden, after having prepared burden, can adopt the inflation film manufacturing machine blow molding of being furnished with Automatic batching equipment to produce the film needing.
Through test of many times, prove, PBT polybutylene terephthalate and PPO polyphenylene oxide balanced mix dispersiveness are best, and effect is the most obvious.And along with the increase of addition, its high temperature tolerance and wear resistance also show a rising trend.
Film provided by the invention has high, the easy corona of surface finish, easily compound, high temperature resistant, and wear-resisting feature, and can, in conjunction with dosing device, by inflation film manufacturing machine, be realized continuously and being produced.
Claims (5)
1. an abrasion resistant fire blocking film, comprise skin, middle level, internal layer three parts, each several part proportion of composing is (weight percent): outer 40 parts, 20 parts, middle level, 40 parts of internal layers, its mesectoderm is by LDPE2420H, LLDPE920NT, PBT polybutylene terephthalate, PPO polyphenylene oxide, nano flame retardant mixture forms, each component ratio accounts for 55 parts~60 parts for (weight percent): LDPE2420H, LLDPE920NT accounts for 25 parts~40 parts, 5 parts~10 parts of PBT polybutylene terephthalates, 5 parts~10 parts of PPO polyphenylene oxide, nano flame retardant mixture 5-30 part,
The preparation method of described nano flame retardant recombiner is:
(1) silicon hydroxyapatite, red phosphorus, Attapulgite, hydrotalcite, polynite, titanium dioxide, calcite, kaolin are mixed according to the mass fraction proportioning of 25-35:15-20:10-15: 10-15:8-10:8-10:7-8:5-7, join in the mixing solutions of 200 parts of methyl-sulphoxides (DMSO) and 50 parts of methyl alcohol, in 65 ℃, stir 60 hours, filter, and wash and remove excessive methyl-sulphoxide (DMSO) for 3 times with the hot ethanol of 60 ℃ of temperature, put into vacuum drying oven, 60 ℃ of temperature, be dried 24 hours, grinding is sieved, and obtains modified flame-retardant mixture one time;
(2), 1 part of modified flame-retardant mixture, 10 parts of Potassium ethanoates and 25 parts of distilled water are mixed, in temperature 50 C, stir more than 10 hours, in 30 ℃ of temperature, first under ultrasonic electric power 350W condition, disperse 2.5 hours, and then disperse 3 hours under ultrasonic electric power 250W condition, filter, and wash 3 times with distillation, 80 ℃ of vacuum-drying 24 hours, grinding is sieved, and obtains twice-modified fire-retardant mixture; (3), above-mentioned 1 part of twice-modified fire-retardant mixture is disperseed to 40min at 600W power ultrasonic, with constant temperature heating device, be heated to 90 ℃, and stir (1200r/min) 60 minutes with mechanical stirrer; Obtain nano flame retardant mixture; Middle level is comprised of LDPE2420H, LLDPE920NT, and each component ratio accounts for 60 parts~70 parts for (weight percent): LDPE2420H accounts for 30 parts~40 parts, LLDPE920NT; Internal layer is comprised of LDPE2426H, MDPE5401, LLDPE218W, LLDPE920NT, PBT polybutylene terephthalate, and each component ratio accounts for 20 parts~30 parts, LLDPE218W and accounts for 20 parts~30 parts, LLDPE920NT and account for 20 parts~30 parts, PBT polybutylene terephthalate and account for 1 part~5 parts for (weight percent): LDPE2426H accounts for 20 parts~30 parts, MDPE5401.
2. a kind of film according to claim 1, is characterized in that outer each component ratio is that LDPE2420H accounts for 60 parts, LLDPE920NT and accounts for 30 parts, 5 parts of PBT polybutylene terephthalates, 5 parts of PPO polyphenylene oxide, 5 parts of nano flame retardant mixtures; ; Each component ratio of middle level is that LDPE2420H accounts for 35 parts, LLDPE920NT and accounts for 65 parts; Each component ratio of internal layer is that LDPE2426H accounts for 25 parts, MDPE5401 and accounts for 25 parts, LLDPE218W and account for 25 parts, LLDPE920NT and account for 24 parts, PBT polybutylene terephthalate and account for 1 part.
3. a kind of film according to claim 1, is characterized in that outer each component ratio is that LDPE2420H accounts for 55 parts, LLDPE920NT and accounts for 25 parts, 10 parts of PBT polybutylene terephthalates, 10 parts of PPO polyphenylene oxide, 20 parts of nano flame retardant mixtures; ; Each component ratio of middle level is that LDPE2420H accounts for 30 parts, LLDPE920NT and accounts for 70 parts; Each component ratio of internal layer is that LDPE2426H accounts for 20 parts, MDPE5401 and accounts for 30 parts, LLDPE218W and account for 20 parts, LLDPE920NT and account for 25 parts, PBT polybutylene terephthalate and account for 5 parts.
4. a kind of film according to claim 1, is characterized in that outer each component ratio is that LDPE2420H accounts for 58 parts, LLDPE920NT and accounts for 26 parts, 8 parts of PBT polybutylene terephthalates, 8 parts of PPO polyphenylene oxide, 30 parts of nano flame retardant mixtures; ; Each component ratio of middle level is that LDPE2420H accounts for 40 parts, LLDPE920NT and accounts for 60 parts; Each component ratio of internal layer is that LDPE2426H accounts for 30 parts, MDPE5401 and accounts for 20 parts, LLDPE218W and account for 27 parts, LLDPE920NT and account for 20 parts, PBT polybutylene terephthalate and account for 3 parts.
5. a production method for film, comprises the following steps:
Step 1, batch mixing, stir each raw material to scale and make former mixed materials for later use by the weight percent of skin, middle level, each component of internal layer;
Step 2, batching, the former mixed material of by the weight percent of skin, middle level, internal layer being prepared by step 1 is prepared burden;
Step 3, blown film, adopt the inflation film manufacturing machine blow molding of being furnished with Automatic batching equipment to produce the film needing.
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CN201310434620.1A CN103589035A (en) | 2013-09-23 | 2013-09-23 | Wear-resistant flame-retardant film and production method thereof |
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CN103465577A (en) * | 2013-09-23 | 2013-12-25 | 苏州市涵信塑业有限公司 | Wear-resistant film and production method thereof |
CN103496240A (en) * | 2013-09-23 | 2014-01-08 | 苏州市涵信塑业有限公司 | High-temperature-resistant wear-resistant film and production method thereof |
CN110105723A (en) * | 2019-04-19 | 2019-08-09 | 嘉兴市科邦医用包装有限公司 | A kind of flame retardant composite film |
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