CN110643307A - Gluing for hot compounding of aluminized packaging film for improving film barrier property and hot compounding production process of aluminized packaging film - Google Patents
Gluing for hot compounding of aluminized packaging film for improving film barrier property and hot compounding production process of aluminized packaging film Download PDFInfo
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- CN110643307A CN110643307A CN201910893141.3A CN201910893141A CN110643307A CN 110643307 A CN110643307 A CN 110643307A CN 201910893141 A CN201910893141 A CN 201910893141A CN 110643307 A CN110643307 A CN 110643307A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- 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
- C09J123/06—Polyethene
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/14—Gas barrier composition
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- 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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- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
Abstract
The invention discloses a gluing agent for hot compounding of an aluminum-plated packaging film for improving the barrier property of the film, which consists of low-density polyethylene M187, low-density polyethylene 1C7A and Lotader4210, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is (2-4) to 1; the dosage of the Lotader4210 is 10-20% of the sum of the mass of the low-density polyethylene M187 and the mass of the low-density polyethylene 1C 7A; the coating has novel formula, can realize one-time compounding of the aluminum coating film and the outer layer film, has good compounding effect, solves the problem of untight compounding or damage of the aluminum coating film, improves the barrier property of packaging, and has high yield. In the production process of the aluminized packaging film, the coating is used, and only after one-time compounding, the coating is cooled and cured, so that the production process is less, the process is simple, the error in the production process is greatly reduced, and the product quality is improved.
Description
Technical Field
In the technical field of packaging materials, in particular to an aluminum-plated film thermal compound production process for improving film barrier property.
Background
The aluminum-plated film and the color-printed film are required to be compounded in the compounding technology, in the compounding process, due to the fact that the surface of the aluminum-plated film is smooth, glue is required to be coated, compounding is achieved through processes such as heating and cooling after the glue is coated, the number of working procedures is large, the situation that compounding is not tight or the aluminum-plated film is damaged can occur, packaging barrier property is poor, and the yield is reduced.
Disclosure of Invention
The invention aims to provide a coating for hot compounding of an aluminized packaging film, which can improve the film barrier property; and simultaneously provides a thermal compound production process of the aluminized packaging film for improving the film barrier property.
In order to achieve the purpose, the invention adopts the following technical scheme:
an aluminized packaging film heat composite coating for improving the film barrier property comprises low-density polyethylene M187, low-density polyethylene 1C7A and Lotader4210, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is (2-4) to 1; the amount of the Lotader4210 is 10 to 20 percent of the sum of the mass of the low-density polyethylene M187 and the mass of the low-density polyethylene 1C 7A.
Preferably, in order to achieve better gluing effect, the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is (2.5-3.5): 1; the amount of the Lotader4210 is 13 to 17 percent of the sum of the mass of the low-density polyethylene M187 and the mass of the low-density polyethylene 1C 7A.
Preferably, the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is 3: 1; the amount of Lotader4210 is 15% of the sum of the masses of the low-density polyethylene M187 and the low-density polyethylene 1C 7A.
The process for producing the aluminized packaging film by using the aluminized packaging film thermal compounding glue for improving the film barrier property comprises the following steps: the aluminizer and the outer layer film are respectively arranged on two different unreeling mechanisms of the compound machine, any aluminizer and outer layer film hot-pressing compound glue capable of improving the film barrier property is uniformly coated before hot-pressing compound is carried out on the aluminizer and the outer layer film at a hot-pressing roller of the compound machine, and then cooling and curing are carried out.
Preferably, the outer layer film is a color printing film.
Preferably, in order to improve the barrier property of the aluminum-plated packaging film, when the outer film is a color-printed film, the gluing temperature is 50-57 ℃, the gluing amount of the glue for the thermal compounding of the aluminum-plated packaging film for improving the barrier property of the film is 3.6-4 g/square meter, the unwinding tension of the aluminum-plated film is 15-17N, and the unwinding tension of the color-printed film is 5-6.9N.
The coating has novel formula, can realize one-time compounding of the aluminum coating film and the outer layer film, has good compounding effect, solves the problem of untight compounding or damage of the aluminum coating film, improves the barrier property of packaging, and has high yield. In the production process of the aluminized packaging film, the coating is used, and only after one-time compounding, the coating is cooled and cured, so that the production process is less, the process is simple, the error in the production process is greatly reduced, and the product quality is improved.
Detailed Description
The present invention is further illustrated by the following examples, but the scope of the invention is not limited thereto.
In the following examples, the low density polyethylene M187 and the low density polyethylene 1C7A were obtained from petrochemical company, Inc. of China; the Lotader4210 is available from arkema, france.
Example 1
An aluminized packaging film thermal compound coating for improving the film barrier property comprises low-density polyethylene M187, low-density polyethylene 1C7A and Lotader4210, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is 2: 1; the amount of the Lotader4210 is 10 percent of the sum of the mass of the low-density polyethylene M187 and the mass of the low-density polyethylene 1C 7A.
The hot compounding production process of aluminized packaging film includes the following steps: the aluminizer and the color printing film are respectively arranged on two different unwinding mechanisms of the compound machine, the aluminizer and the color printing film are uniformly coated with the aluminizer hot compounding glue for improving the film barrier property before hot-pressing compounding at a hot-pressing roller of the compound machine, and then the aluminizer and the color printing film are cooled and cured. The coating temperature is 50 ℃, the coating quantity of the coating glue for the thermal compounding of the aluminized packaging film for improving the film barrier property is 3.6 g/square meter, the unreeling tension of the aluminized film is 15N, and the unreeling tension of the color printing film is 5N; the curing time is 16-24h, and the curing temperature is 60-80 ℃.
Example 2
An aluminized packaging film thermal compound coating for improving the film barrier property comprises low-density polyethylene M187, low-density polyethylene 1C7A and Lotader4210, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is 4: 1; the amount of Lotader4210 is 20% of the sum of the masses of the low-density polyethylene M187 and the low-density polyethylene 1C 7A.
The hot compounding production process of aluminized packaging film includes the following steps: the aluminizer and the color printing film are respectively arranged on two different unwinding mechanisms of the compound machine, the aluminizer and the color printing film are uniformly coated with the aluminizer hot compounding glue for improving the film barrier property before hot-pressing compounding at a hot-pressing roller of the compound machine, and then the aluminizer and the color printing film are cooled and cured. The coating temperature is 57 ℃, the coating quantity of the coating glue for the thermal compounding of the aluminized packaging film for improving the film barrier property is 4 g/square meter, the unreeling tension of the aluminized film is 17N, and the unreeling tension of the color printing film is 6.9N; the curing time is 16-24h, and the curing temperature is 60-80 ℃.
Example 3
An aluminized packaging film thermal compound coating for improving the film barrier property comprises low-density polyethylene M187, low-density polyethylene 1C7A and Lotader4210, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is 3: 1; the amount of Lotader4210 is 15% of the sum of the masses of the low-density polyethylene M187 and the low-density polyethylene 1C 7A.
The hot compounding production process of aluminized packaging film includes the following steps: the aluminizer and the color printing film are respectively arranged on two different unwinding mechanisms of the compound machine, the aluminizer and the color printing film are uniformly coated with the aluminizer hot compounding glue for improving the film barrier property before hot-pressing compounding at a hot-pressing roller of the compound machine, and then the aluminizer and the color printing film are cooled and cured. The coating temperature is 55 ℃, the coating quantity of the coating glue for the thermal compounding of the aluminized packaging film for improving the film barrier property is 3.8 g/square meter, the unreeling tension of the aluminized film is 16N, and the unreeling tension of the color printing film is 6N; the curing time is 16-24h, and the curing temperature is 60-80 ℃.
Example 4
An aluminized packaging film thermal compound coating for improving the film barrier property comprises low-density polyethylene M187, low-density polyethylene 1C7A and Lotader4210, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is 2.5: 1; the amount of the Lotader4210 is 13 percent of the sum of the mass of the low-density polyethylene M187 and the mass of the low-density polyethylene 1C 7A.
The hot compounding production process of aluminized packaging film includes the following steps: the aluminizer and the color printing film are respectively arranged on two different unwinding mechanisms of the compound machine, the aluminizer and the color printing film are uniformly coated with the aluminizer hot compounding glue for improving the film barrier property before hot-pressing compounding at a hot-pressing roller of the compound machine, and then the aluminizer and the color printing film are cooled and cured. The coating temperature is 51 ℃, the coating quantity of the coating glue for the thermal compounding of the aluminized packaging film for improving the film barrier property is 3.7 g/square meter, the unreeling tension of the aluminized film is 15.5N, and the unreeling tension of the color printing film is 5.5N; the curing time is 16-24h, and the curing temperature is 60-80 ℃.
Example 5
An aluminized packaging film thermal compound coating for improving the film barrier property comprises low-density polyethylene M187, low-density polyethylene 1C7A and Lotader4210, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is 3.5: 1; the amount of Lotader4210 was 17% by mass of the sum of the low density polyethylene M187 and the low density polyethylene 1C 7A.
The hot compounding production process of aluminized packaging film includes the following steps: the aluminizer and the color printing film are respectively arranged on two different unwinding mechanisms of the compound machine, the aluminizer and the color printing film are uniformly coated with the aluminizer hot compounding glue for improving the film barrier property before hot-pressing compounding at a hot-pressing roller of the compound machine, and then the aluminizer and the color printing film are cooled and cured. The coating temperature is 56 ℃, the coating quantity of the coating glue for the thermal compounding of the aluminized packaging film for improving the film barrier property is 3.9 g/square meter, the unreeling tension of the aluminized film is 16.5N, and the unreeling tension of the color printing film is 5.9N; the curing time is 16-24h, and the curing temperature is 60-80 ℃.
Example 6
An aluminized packaging film thermal compound coating for improving the film barrier property comprises low-density polyethylene M187, low-density polyethylene 1C7A and Lotader4210, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is 2.3: 1; the amount of the Lotader4210 is 18 percent of the sum of the mass of the low-density polyethylene M187 and the mass of the low-density polyethylene 1C 7A.
The hot compounding production process of aluminized packaging film includes the following steps: the aluminizer and the color printing film are respectively arranged on two different unwinding mechanisms of the compound machine, the aluminizer and the color printing film are uniformly coated with the aluminizer hot compounding glue for improving the film barrier property before hot-pressing compounding at a hot-pressing roller of the compound machine, and then the aluminizer and the color printing film are cooled and cured. The coating temperature is 54 ℃, the coating quantity of the coating glue for the thermal compounding of the aluminized packaging film for improving the film barrier property is 3.8 g/square meter, the unreeling tension of the aluminized film is 15.3N, and the unreeling tension of the color printing film is 6.5N; the curing time is 16-24h, and the curing temperature is 60-80 ℃.
Example 7
An aluminized packaging film thermal compound coating for improving the film barrier property comprises low-density polyethylene M187, low-density polyethylene 1C7A and Lotader4210, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is 3.7: 1; the amount of Lotader4210 is 11% of the sum of the masses of the low-density polyethylene M187 and the low-density polyethylene 1C 7A.
The hot compounding production process of aluminized packaging film includes the following steps: the aluminizer and the color printing film are respectively arranged on two different unwinding mechanisms of the compound machine, the aluminizer and the color printing film are uniformly coated with the aluminizer hot compounding glue for improving the film barrier property before hot-pressing compounding at a hot-pressing roller of the compound machine, and then the aluminizer and the color printing film are cooled and cured. The coating temperature is 53 ℃, the coating quantity of the coating glue for the thermal compounding of the aluminized packaging film for improving the film barrier property is 4 g/square meter, the unreeling tension of the aluminized film is 16.2N, and the unreeling tension of the color printing film is 6.7N; the curing time is 16-24h, and the curing temperature is 60-80 ℃.
Example 8
An aluminized packaging film thermal compound coating for improving the film barrier property comprises low-density polyethylene M187, low-density polyethylene 1C7A and Lotader4210, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is 2.6: 1; the amount of Lotader4210 is 16% of the sum of the mass of the low density polyethylene M187 and the mass of the low density polyethylene 1C 7A.
The hot compounding production process of aluminized packaging film includes the following steps: the aluminizer and the color printing film are respectively arranged on two different unwinding mechanisms of the compound machine, the aluminizer and the color printing film are uniformly coated with the aluminizer hot compounding glue for improving the film barrier property before hot-pressing compounding at a hot-pressing roller of the compound machine, and then the aluminizer and the color printing film are cooled and cured. The coating temperature is 52 ℃, the coating quantity of the coating glue for the thermal compounding of the aluminized packaging film for improving the film barrier property is 3.6 g/square meter, the unreeling tension of the aluminized film is 16.7N, and the unreeling tension of the color printing film is 6.2N; the curing time is 16-24h, and the curing temperature is 60-80 ℃.
Example 9
An aluminized packaging film thermal compound coating for improving the film barrier property comprises low-density polyethylene M187, low-density polyethylene 1C7A and Lotader4210, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is 3.2: 1; the amount of the Lotader4210 is 12 percent of the sum of the mass of the low-density polyethylene M187 and the mass of the low-density polyethylene 1C 7A.
The hot compounding production process of aluminized packaging film includes the following steps: the aluminizer and the color printing film are respectively arranged on two different unwinding mechanisms of the compound machine, the aluminizer and the color printing film are uniformly coated with the aluminizer hot compounding glue for improving the film barrier property before hot-pressing compounding at a hot-pressing roller of the compound machine, and then the aluminizer and the color printing film are cooled and cured. The coating temperature is 54 ℃, the coating quantity of the coating glue for the thermal compounding of the aluminized packaging film for improving the film barrier property is 3.7 g/square meter, the unreeling tension of the aluminized film is 15.8N, and the unreeling tension of the color printing film is 5.3N; the curing time is 16-24h, and the curing temperature is 60-80 ℃.
The aluminum-plated packaging film in the above embodiment is detected by detecting bubbles and oxygen barrier properties, wherein the oxygen barrier properties are detected by a coulometer detection method, and the specific detection data are as follows:
| item | Air bubble (per m)2） | Oxygen barrier property (g/m)2•24h） |
| Example 1 | 1 | 0.15 |
| Example 2 | 1 | 0.16 |
| Example 3 | 0 | 0.14 |
| Example 4 | 0 | 0.17 |
| Example 5 | 0 | 0.14 |
| Example 6 | 0 | 0.15 |
| Example 7 | 0 | 0.13 |
| Example 8 | 0 | 0.16 |
| Example 9 | 0 | 0.14 |
As can be seen from the above, the aluminized packaging film obtained in the present invention can achieve substantially no bubbles, has excellent oxygen barrier properties, and can achieve an improvement in film barrier properties, thereby achieving an improvement in product quality.
Claims (6)
1. An aluminized packaging film thermal compounding glue for improving the film barrier property is characterized by consisting of low-density polyethylene M187, low-density polyethylene 1C7A and Lotader4210, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is (2-4) to 1; the amount of the Lotader4210 is 10 to 20 percent of the sum of the mass of the low-density polyethylene M187 and the mass of the low-density polyethylene 1C 7A.
2. The glue for thermal compounding of aluminum-plated packaging film with improved film barrier properties according to claim 1, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is (2.5-3.5): 1; the amount of the Lotader4210 is 13 to 17 percent of the sum of the mass of the low-density polyethylene M187 and the mass of the low-density polyethylene 1C 7A.
3. The aluminum-plated packaging film thermal composite coating glue for improving the film barrier property as claimed in claim 2, wherein the weight ratio of the low-density polyethylene M187 to the low-density polyethylene 1C7A is 3: 1; the amount of Lotader4210 is 15% of the sum of the masses of the low-density polyethylene M187 and the low-density polyethylene 1C 7A.
4. An aluminized packaging film thermal compound production process for improving the film barrier property is characterized by comprising the following steps: respectively installing the aluminized film and the outer layer film on two different unreeling mechanisms of a compound machine, uniformly coating the aluminized film and the outer layer film with the aluminized film hot-lamination glue for improving the film barrier property according to any one of claims 1 to 3 before hot-lamination at a hot-pressing roller of the compound machine, and cooling and curing the aluminized film and the outer layer film.
5. An aluminum-plated packaging film thermal composite production process for improving film barrier property as claimed in claim 4, wherein the outer layer film is a color-printed film.
6. The aluminum-plated packaging film thermal compounding production process for improving the film barrier property according to claim 5, wherein the gluing temperature is 50-57 ℃, the gluing amount of the glue for the aluminum-plated packaging film thermal compounding for improving the film barrier property is 3.6-4 g/square meter, the unwinding tension of the aluminum-plated film is 15-17N, and the unwinding tension of the color-printed film is 5-6.9N.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910893141.3A CN110643307A (en) | 2019-09-20 | 2019-09-20 | Gluing for hot compounding of aluminized packaging film for improving film barrier property and hot compounding production process of aluminized packaging film |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910893141.3A CN110643307A (en) | 2019-09-20 | 2019-09-20 | Gluing for hot compounding of aluminized packaging film for improving film barrier property and hot compounding production process of aluminized packaging film |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1789557A (en) * | 2004-12-16 | 2006-06-21 | 上海金叶包装材料有限公司 | Production process of composite cover paper for bowl noodle |
| CN101213246A (en) * | 2005-07-01 | 2008-07-02 | 纳幕尔杜邦公司 | Composition comprising acid anhydride-grafted polyolefin |
| CN102922820A (en) * | 2012-11-12 | 2013-02-13 | 杭州顶正包材有限公司 | Low basis weight and high barrier property multilayer composite membrane and manufacturing process thereof |
| CN104149413A (en) * | 2014-07-22 | 2014-11-19 | 广州市恒瑞无纺布有限公司 | Special PE-coated paper and preparation method thereof |
-
2019
- 2019-09-20 CN CN201910893141.3A patent/CN110643307A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1789557A (en) * | 2004-12-16 | 2006-06-21 | 上海金叶包装材料有限公司 | Production process of composite cover paper for bowl noodle |
| CN101213246A (en) * | 2005-07-01 | 2008-07-02 | 纳幕尔杜邦公司 | Composition comprising acid anhydride-grafted polyolefin |
| CN102922820A (en) * | 2012-11-12 | 2013-02-13 | 杭州顶正包材有限公司 | Low basis weight and high barrier property multilayer composite membrane and manufacturing process thereof |
| CN104149413A (en) * | 2014-07-22 | 2014-11-19 | 广州市恒瑞无纺布有限公司 | Special PE-coated paper and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 彭金瑞等: "挤出涂层级LDPE树脂国内外发展 ", 《塑料包装》 * |
| 郭志: "涂层级LDPE树脂的加工性能 ", 《合成树脂及塑料》 * |
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