CN111825915A - Environment-friendly antistatic cast film and preparation method thereof - Google Patents
Environment-friendly antistatic cast film and preparation method thereof Download PDFInfo
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- CN111825915A CN111825915A CN202010781993.6A CN202010781993A CN111825915A CN 111825915 A CN111825915 A CN 111825915A CN 202010781993 A CN202010781993 A CN 202010781993A CN 111825915 A CN111825915 A CN 111825915A
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- 238000002360 preparation method Methods 0.000 title description 7
- 239000002994 raw material Substances 0.000 claims abstract description 38
- 239000002216 antistatic agent Substances 0.000 claims abstract description 32
- 229920000092 linear low density polyethylene Polymers 0.000 claims abstract description 30
- 239000004707 linear low-density polyethylene Substances 0.000 claims abstract description 30
- 238000005266 casting Methods 0.000 claims abstract description 28
- 229920001684 low density polyethylene Polymers 0.000 claims abstract description 21
- 239000004702 low-density polyethylene Substances 0.000 claims abstract description 21
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 20
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 20
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 20
- 229920001903 high density polyethylene Polymers 0.000 claims abstract description 11
- 239000004700 high-density polyethylene Substances 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 11
- 229920000747 poly(lactic acid) Polymers 0.000 claims abstract description 10
- 239000004626 polylactic acid Substances 0.000 claims abstract description 10
- 238000007766 curtain coating Methods 0.000 claims description 12
- 230000007613 environmental effect Effects 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 9
- UAUDZVJPLUQNMU-UHFFFAOYSA-N Erucasaeureamid Natural products CCCCCCCCC=CCCCCCCCCCCCC(N)=O UAUDZVJPLUQNMU-UHFFFAOYSA-N 0.000 claims description 6
- UAUDZVJPLUQNMU-KTKRTIGZSA-N erucamide Chemical group CCCCCCCC\C=C/CCCCCCCCCCCC(N)=O UAUDZVJPLUQNMU-KTKRTIGZSA-N 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 6
- 239000012748 slip agent Substances 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 6
- 239000012528 membrane Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 6
- 230000009471 action Effects 0.000 abstract description 4
- 239000004698 Polyethylene Substances 0.000 description 11
- 229920000573 polyethylene Polymers 0.000 description 11
- -1 Polyethylene Polymers 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229920001179 medium density polyethylene Polymers 0.000 description 1
- 239000004701 medium-density polyethylene Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2429/00—Characterised by the use of 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 an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
- C08J2429/02—Homopolymers or copolymers of unsaturated alcohols
- C08J2429/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
-
- 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
- C08K2201/017—Additives being an antistatic agent
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0075—Antistatics
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/20—Carboxylic acid amides
Abstract
The invention discloses an environment-friendly antistatic cast film, which has a two-layer structure, wherein the first layer is prepared from the following raw materials in parts by weight: 25-30 parts of linear low-density polyethylene, 18-22 parts of low-density polyethylene, 45-55 parts of metallocene-catalyzed linear low-density polyethylene, 3.5-4.5 parts of polyvinyl alcohol, 5-7 parts of polylactic acid, 1.5-2.5 parts of antistatic agent and 1.6-2.6 parts of opening slipping agent; the second layer is prepared from the following raw materials in parts by weight: 45-55 parts of linear low-density polyethylene, 18-22 parts of low-density polyethylene, 27-32 parts of high-density polyethylene, 3.5-4.5 parts of polyvinyl alcohol, 1.5-2.5 parts of antistatic agent and 1.6-2.5 parts of opening slipping agent. The environment-friendly antistatic casting film has good antistatic performance; the material is soft, good in toughness, good in mechanical property and strong in load resistance, and is not easy to damage under the action of external force in the using process; the service life is long.
Description
Technical Field
The invention relates to the field of cast films, in particular to an environment-friendly antistatic cast film and a preparation method thereof.
Background
Polyethylene (PE for short) is a thermoplastic resin obtained by polymerizing ethylene. In industry, copolymers of ethylene with small amounts of alpha-olefins are also included. The polyethylene is odorless, nontoxic, has wax-like hand feeling, has excellent low-temperature resistance (the lowest use temperature can reach-100 ℃ to-70 ℃), has good chemical stability, and can resist corrosion of most of acid and alkali (cannot resist acid with oxidation property). Is insoluble in general solvents at normal temperature, has low water absorption and excellent electrical insulation, and is widely applied to various industries at present. Polyethylene film is the most widely used polymer material in the world today. The PE protective film uses a special Polyethylene (PE) plastic film as a base material, and is classified into a high density polyethylene protective film, a medium density polyethylene, and a low density polyethylene according to the difference in density. Polyethylene films are now widely used in the pharmaceutical, chemical, food, electronic, printing and other industries.
Along with the development of times, the market puts higher and higher requirements on the performance of the PE film, and the existing PE film has poor antistatic performance; the compliance is relatively poor, and mechanical properties such as toughness performance is general, shock resistance is relatively poor, can't satisfy the performance demand of some special occasions to the packing protection film, has restricted the range of application of PE membrane for wait for the improvement.
Based on the situation, the invention provides an environment-friendly antistatic casting film and a preparation method thereof, which can effectively solve the problems.
Disclosure of Invention
The invention aims to provide an environment-friendly antistatic cast film and a preparation method thereof. According to the invention, through selecting raw material compositions and optimizing the content of each raw material, the prepared environment-friendly antistatic casting film has good antistatic performance, is not easy to generate static electricity in the using process, and is especially suitable for some use occasions with higher antistatic requirements; the material is soft, good in toughness, good in mechanical property and strong in load resistance, and is not easy to damage under the action of external force in the using process; long service life and wide market application prospect.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
the utility model provides an antistatic curtain coating film of environmental protection, antistatic curtain coating film of environmental protection has two-layer structure, and wherein the first layer is made by the raw materials including following parts by weight:
25-30 parts of linear low-density polyethylene,
18-22 parts of low-density polyethylene,
45-55 parts of metallocene-catalyzed linear low-density polyethylene,
3.5 to 4.5 parts of polyvinyl alcohol,
5-7 parts of polylactic acid,
1.5 to 2.5 parts of antistatic agent,
1.6-2.6 parts of an opening slipping agent;
the second layer is prepared from the following raw materials in parts by weight:
45-55 parts of linear low-density polyethylene,
18-22 parts of low-density polyethylene,
27-32 parts of high-density polyethylene,
3.5 to 4.5 parts of polyvinyl alcohol,
1.5 to 2.5 parts of antistatic agent,
1.6-2.5 parts of an opening slipping agent.
According to the invention, through selecting raw material compositions and optimizing the content of each raw material, the prepared environment-friendly antistatic casting film has good antistatic performance, is not easy to generate static electricity in the using process, and is especially suitable for some use occasions with higher antistatic requirements; the material is soft, good in toughness, good in mechanical property and strong in load resistance, and is not easy to damage under the action of external force in the using process; long service life and wide market application prospect.
Preferably, the first layer is prepared from the following raw materials in parts by weight:
27.5 parts of linear low-density polyethylene,
20 portions of low-density polyethylene,
50 parts of metallocene-catalyzed linear low-density polyethylene,
4 portions of polyvinyl alcohol,
6 parts of polylactic acid,
2 portions of antistatic agent,
2.1 parts of an opening slipping agent;
preferably, the second layer is prepared from the following raw materials in parts by weight:
50 portions of linear low-density polyethylene,
20 portions of low-density polyethylene,
30 portions of high-density polyethylene,
4 portions of polyvinyl alcohol,
2 portions of antistatic agent,
And 2 parts of an opening slipping agent.
Preferably, the antistatic agent is an antistatic agent TD-T1501.
Preferably, the opening slip agent is erucamide.
The invention also provides a preparation method of the environment-friendly antistatic casting film, which comprises the following steps:
A. weighing the raw materials of the environment-friendly antistatic casting film according to the parts by weight;
B. and B, uniformly mixing the raw materials weighed in the step A, feeding the mixture into a double-screw extruder, carrying out melt extrusion, and carrying out casting molding to obtain the environment-friendly antistatic casting film.
Compared with the prior art, the invention has the following advantages and beneficial effects:
according to the invention, through selecting raw material compositions and optimizing the content of each raw material, the prepared environment-friendly antistatic casting film has good antistatic performance, is not easy to generate static electricity in the using process, and is especially suitable for some use occasions with higher antistatic requirements; the material is soft, good in toughness, good in mechanical property and strong in load resistance, and is not easy to damage under the action of external force in the using process; long service life and wide market application prospect.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in connection with specific examples, which should not be construed as limiting the present patent.
The test methods or test methods described in the following examples are conventional methods unless otherwise specified; the reagents and materials, unless otherwise indicated, are conventionally obtained commercially or prepared by conventional methods.
Example 1:
the utility model provides an antistatic curtain coating film of environmental protection, antistatic curtain coating film of environmental protection has two-layer structure, and wherein the first layer is made by the raw materials including following parts by weight:
25-30 parts of linear low-density polyethylene,
18-22 parts of low-density polyethylene,
45-55 parts of metallocene-catalyzed linear low-density polyethylene,
3.5 to 4.5 parts of polyvinyl alcohol,
5-7 parts of polylactic acid,
1.5 to 2.5 parts of antistatic agent,
1.6-2.6 parts of an opening slipping agent;
the second layer is prepared from the following raw materials in parts by weight:
45-55 parts of linear low-density polyethylene,
18-22 parts of low-density polyethylene,
27-32 parts of high-density polyethylene,
3.5 to 4.5 parts of polyvinyl alcohol,
1.5 to 2.5 parts of antistatic agent,
1.6-2.5 parts of an opening slipping agent.
Preferably, the first layer is prepared from the following raw materials in parts by weight:
27.5 parts of linear low-density polyethylene,
20 portions of low-density polyethylene,
50 parts of metallocene-catalyzed linear low-density polyethylene,
4 portions of polyvinyl alcohol,
6 parts of polylactic acid,
2 portions of antistatic agent,
2.1 parts of an opening slipping agent;
preferably, the second layer is prepared from the following raw materials in parts by weight:
50 portions of linear low-density polyethylene,
20 portions of low-density polyethylene,
30 portions of high-density polyethylene,
4 portions of polyvinyl alcohol,
2 portions of antistatic agent,
And 2 parts of an opening slipping agent.
Preferably, the antistatic agent is an antistatic agent TD-T1501.
Preferably, the opening slip agent is erucamide.
Preferably, the preparation method of the environment-friendly antistatic casting film comprises the following steps:
A. weighing the raw materials of the environment-friendly antistatic casting film according to the parts by weight;
B. and B, uniformly mixing the raw materials weighed in the step A, feeding the mixture into a double-screw extruder, carrying out melt extrusion, and carrying out casting molding to obtain the environment-friendly antistatic casting film.
Example 2:
the utility model provides an antistatic curtain coating film of environmental protection, antistatic curtain coating film of environmental protection has two-layer structure, and wherein the first layer is made by the raw materials including following parts by weight:
25 portions of linear low-density polyethylene,
18 portions of low-density polyethylene,
45 parts of metallocene-catalyzed linear low-density polyethylene,
3.5 parts of polyvinyl alcohol,
5 parts of polylactic acid,
1.5 parts of antistatic agent,
1.6 parts of an opening slipping agent;
the second layer is prepared from the following raw materials in parts by weight:
45 parts of linear low-density polyethylene,
18 portions of low-density polyethylene,
27 parts of high-density polyethylene,
3.5 parts of polyvinyl alcohol,
1.5 parts of antistatic agent,
1.6 parts of an opening slipping agent.
In this example, the antistatic agent is antistatic agent TD-T1501.
In this example, the opening slip agent is erucamide.
In this embodiment, a method for preparing the environmentally friendly antistatic casting film comprises the following steps:
A. weighing the raw materials of the environment-friendly antistatic casting film according to the parts by weight;
B. and B, uniformly mixing the raw materials weighed in the step A, feeding the mixture into a double-screw extruder, carrying out melt extrusion, and carrying out casting molding to obtain the environment-friendly antistatic casting film.
Example 3:
the utility model provides an antistatic curtain coating film of environmental protection, antistatic curtain coating film of environmental protection has two-layer structure, and wherein the first layer is made by the raw materials including following parts by weight:
30 portions of linear low-density polyethylene,
22 portions of low-density polyethylene,
55 parts of metallocene-catalyzed linear low-density polyethylene,
4.5 portions of polyvinyl alcohol,
7 parts of polylactic acid,
2.5 parts of antistatic agent,
2.6 parts of an opening slipping agent;
the second layer is prepared from the following raw materials in parts by weight:
55 parts of linear low-density polyethylene,
22 portions of low-density polyethylene,
32 portions of high-density polyethylene,
4.5 portions of polyvinyl alcohol,
2.5 parts of antistatic agent,
2.5 parts of an opening slipping agent.
In this example, the antistatic agent is antistatic agent TD-T1501.
In this example, the opening slip agent is erucamide.
In this embodiment, a method for preparing the environmentally friendly antistatic casting film comprises the following steps:
A. weighing the raw materials of the environment-friendly antistatic casting film according to the parts by weight;
B. and B, uniformly mixing the raw materials weighed in the step A, feeding the mixture into a double-screw extruder, carrying out melt extrusion, and carrying out casting molding to obtain the environment-friendly antistatic casting film.
Example 4:
the utility model provides an antistatic curtain coating film of environmental protection, antistatic curtain coating film of environmental protection has two-layer structure, and wherein the first layer is made by the raw materials including following parts by weight:
27.5 parts of linear low-density polyethylene,
20 portions of low-density polyethylene,
50 parts of metallocene-catalyzed linear low-density polyethylene,
4 portions of polyvinyl alcohol,
6 parts of polylactic acid,
2 portions of antistatic agent,
2.1 parts of an opening slipping agent;
in this embodiment, the second layer is made of the following raw materials in parts by weight:
50 portions of linear low-density polyethylene,
20 portions of low-density polyethylene,
30 portions of high-density polyethylene,
4 portions of polyvinyl alcohol,
2 portions of antistatic agent,
And 2 parts of an opening slipping agent.
In this example, the antistatic agent is antistatic agent TD-T1501.
In this example, the opening slip agent is erucamide.
In this embodiment, a method for preparing the environmentally friendly antistatic casting film comprises the following steps:
A. weighing the raw materials of the environment-friendly antistatic casting film according to the parts by weight;
B. and B, uniformly mixing the raw materials weighed in the step A, feeding the mixture into a double-screw extruder, carrying out melt extrusion, and carrying out casting molding to obtain the environment-friendly antistatic casting film.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention, and these modifications and adaptations should be considered within the scope of the invention.
Claims (6)
1. The utility model provides an antistatic curtain coating membrane of environmental protection which characterized in that, antistatic curtain coating membrane of environmental protection has two-layer structure, and wherein the first layer is made by the raw materials including following parts by weight:
25-30 parts of linear low-density polyethylene,
18-22 parts of low-density polyethylene,
45-55 parts of metallocene-catalyzed linear low-density polyethylene,
3.5 to 4.5 parts of polyvinyl alcohol,
5-7 parts of polylactic acid,
1.5 to 2.5 parts of antistatic agent,
1.6-2.6 parts of an opening slipping agent;
the second layer is prepared from the following raw materials in parts by weight:
45-55 parts of linear low-density polyethylene,
18-22 parts of low-density polyethylene,
27-32 parts of high-density polyethylene,
3.5 to 4.5 parts of polyvinyl alcohol,
1.5 to 2.5 parts of antistatic agent,
1.6-2.5 parts of an opening slipping agent.
2. The environmentally friendly antistatic cast film of claim 1, wherein the first layer is made from raw materials comprising, by weight:
27.5 parts of linear low-density polyethylene,
20 portions of low-density polyethylene,
50 parts of metallocene-catalyzed linear low-density polyethylene,
4 portions of polyvinyl alcohol,
6 parts of polylactic acid,
2 portions of antistatic agent,
2.1 parts of an opening slipping agent;
3. the environmentally friendly antistatic cast film of claim 2, wherein the second layer is made from raw materials comprising, by weight:
50 portions of linear low-density polyethylene,
20 portions of low-density polyethylene,
30 portions of high-density polyethylene,
4 portions of polyvinyl alcohol,
2 portions of antistatic agent,
And 2 parts of an opening slipping agent.
4. The environmentally friendly antistatic cast film of claim 3, wherein the antistatic agent is antistatic agent TD-T1501.
5. The environmentally friendly antistatic cast film of claim 4, wherein the shedding slip agent is erucamide.
6. A method for preparing an environmentally friendly antistatic cast film according to any one of claims 1 to 5, comprising the steps of:
A. weighing the raw materials of the environment-friendly antistatic casting film according to the parts by weight;
B. and B, uniformly mixing the raw materials weighed in the step A, feeding the mixture into a double-screw extruder, carrying out melt extrusion, and carrying out casting molding to obtain the environment-friendly antistatic casting film.
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| CN202010781993.6A CN111825915A (en) | 2020-08-06 | 2020-08-06 | Environment-friendly antistatic cast film and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010781993.6A CN111825915A (en) | 2020-08-06 | 2020-08-06 | Environment-friendly antistatic cast film and preparation method thereof |
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| CN202010781993.6A Pending CN111825915A (en) | 2020-08-06 | 2020-08-06 | Environment-friendly antistatic cast film and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4724185A (en) * | 1985-09-17 | 1988-02-09 | W. R. Grace & Co., Cryovac Div. | Oxygen barrier oriented film |
| CN106117737A (en) * | 2016-06-30 | 2016-11-16 | 嘉兴市高正高分子材料有限公司 | A kind of polyethylene antistatic film of carbon nano-tube modification |
| CN110183768A (en) * | 2019-05-15 | 2019-08-30 | 中国石化扬子石油化工有限公司 | Smooth master batch of a kind of casting films height and preparation method thereof and invigorating sliding casting films |
| CN110509646A (en) * | 2019-09-19 | 2019-11-29 | 四川厚诚新材料有限公司 | A kind of high anti-puncture curtain coating polyethylene film and preparation method thereof |
| CN110591200A (en) * | 2019-09-19 | 2019-12-20 | 四川厚诚新材料有限公司 | Cast polyethylene film for medicine packaging and preparation method thereof |
-
2020
- 2020-08-06 CN CN202010781993.6A patent/CN111825915A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4724185A (en) * | 1985-09-17 | 1988-02-09 | W. R. Grace & Co., Cryovac Div. | Oxygen barrier oriented film |
| CN106117737A (en) * | 2016-06-30 | 2016-11-16 | 嘉兴市高正高分子材料有限公司 | A kind of polyethylene antistatic film of carbon nano-tube modification |
| CN110183768A (en) * | 2019-05-15 | 2019-08-30 | 中国石化扬子石油化工有限公司 | Smooth master batch of a kind of casting films height and preparation method thereof and invigorating sliding casting films |
| CN110509646A (en) * | 2019-09-19 | 2019-11-29 | 四川厚诚新材料有限公司 | A kind of high anti-puncture curtain coating polyethylene film and preparation method thereof |
| CN110591200A (en) * | 2019-09-19 | 2019-12-20 | 四川厚诚新材料有限公司 | Cast polyethylene film for medicine packaging and preparation method thereof |
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Address after: No.113 Yunxing Road, Xieqiao Town, Haining City, Jiaxing City, Zhejiang Province Applicant after: Zhejiang qiaozheng New Material Technology Co.,Ltd. Address before: No.113 Yunxing Road, Xieqiao Town, Haining City, Jiaxing City, Zhejiang Province Applicant before: Zhejiang qiaozheng New Material Technology Co.,Ltd. |
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Application publication date: 20201027 |