CN111573000A - Wrapping film applied to PE mattress and preparation method - Google Patents
Wrapping film applied to PE mattress and preparation method Download PDFInfo
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- CN111573000A CN111573000A CN202010478428.2A CN202010478428A CN111573000A CN 111573000 A CN111573000 A CN 111573000A CN 202010478428 A CN202010478428 A CN 202010478428A CN 111573000 A CN111573000 A CN 111573000A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D65/38—Packaging materials of special type or form
- B65D65/40—Applications of laminates for particular packaging purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
-
- 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
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- 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
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- 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
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- 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
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
- B32B27/327—Layered products comprising a layer of synthetic resin comprising polyolefins comprising polyolefins obtained by a metallocene or single-site catalyst
-
- 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
-
- 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
- B32B2250/24—All layers being polymeric
- B32B2250/242—All polymers belonging to those covered by group B32B27/32
-
- 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
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/554—Wear resistance
-
- 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
- B32B2553/00—Packaging equipment or accessories not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D2565/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D2565/38—Packaging materials of special type or form
- B65D2565/381—Details of packaging materials of special type or form
-
- 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
- C08J2323/06—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
- C08J2423/06—Polyethene
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a wrapping film applied to a PE mattress and a preparation method thereof, wherein the wrapping film comprises the following raw materials in parts by weight: high density polyethylene, 280 plus 320 portions; 290 parts of low-density polyethylene and 310 parts of low-density polyethylene; 90-110 parts of metallocene; 140 portions and 160 portions of linear material; 40-60 parts of a viscosity agent; wherein the density of the high density polyethylene ranges from 0.93 to 0.94g/cm3, and the density of the low density polyethylene ranges from 0.92 to 0.93g/cm3, so that the roll-up film prepared by the formula has strong adhesiveness, and excellent explosion-proof performance and wear-resistant performance.
Description
Technical Field
The invention relates to the technical field of plastics, in particular to a wrapping film applied to a PE mattress and a preparation method for preparing the wrapping film.
Background
With the improvement of living standards of people, various products appear in the field of mattresses, wherein in order to solve the problem that transportation is inconvenient due to the fact that the size of the mattress is too large, people invent related equipment to perform rolling and compressing on the mattress so as to solve the problem, a layer of film is usually sleeved on the surface of the mattress to protect the mattress in the compressing process, and the film is most widely applied to PE mattresses.
However, the films applied to the PE mattress in the market at present have poor viscosity due to the limitation of their own materials, and the adhesion degree between the films squeezed together when the mattress is wrapped is not sufficient, which greatly increases the volume of the wrapped mattress, and most of the films have poor anti-explosion performance, and are easily broken when wrapped, and also during transportation, the mattress can be pulled disorderly due to logistics and the like, and the films have poor wear resistance, which easily damages the mattress.
Therefore, a solution is urgently needed.
Disclosure of Invention
The invention aims to provide a wrapping film applied to a PE mattress and a preparation method thereof, which effectively solve the defects in the background art and have strong adhesion and excellent explosion-proof performance and wear-resistant performance.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a roll-up film applied to a PE mattress comprises the following raw materials in parts by weight: high density polyethylene, 280 plus 320 portions; 290 parts of low-density polyethylene and 310 parts of low-density polyethylene; 90-110 parts of metallocene; 140 portions and 160 portions of linear material; 40-60 parts of a viscosity agent; wherein the high density polyethylene has a density in the range of 0.93 to 0.94g/cm3 and the low density polyethylene has a density in the range of 0.92 to 0.93g/cm 3.
Preferably, the raw material components are as follows by weight: 290 parts of high-density polyethylene; 295 parts of low-density polyethylene; 95 parts of metallocene; wire material, 148 parts; 45 parts of a viscosity agent; wherein the high density polyethylene has a density in the range of 0.93 to 0.94g/cm3 and the low density polyethylene has a density in the range of 0.92 to 0.93g/cm 3.
Preferably, the raw material components are as follows by weight: 300 parts of high-density polyethylene; 300 parts of low-density polyethylene; 100 parts of metallocene; wire material, 150 parts; 50 parts of adhesive; wherein the high density polyethylene has a density in the range of 0.93 to 0.94g/cm3 and the low density polyethylene has a density in the range of 0.92 to 0.93g/cm 3.
Preferably, the component with the density of 0.93g/cm3 in the high-density polyethylene is 190-210 parts, and the component with the density of 0.94g/cm3 in the high-density polyethylene is 90-110 parts.
Preferably, the component with the density of 0.93g/cm3 in the high-density polyethylene is 200 parts, and the component with the density of 0.94g/cm3 in the high-density polyethylene is 100 parts.
Preferably, the high density polyethylene having a density of 0.94g/cm3 is model number 6888.
Preferably, the component with the density of 0.92g/cm3 in the low-density polyethylene is 75-85 parts, and the component with the density of 0.925g/cm3 in the low-density polyethylene is 215-225 parts.
Preferably, the component with the density of 0.92g/cm3 in the low-density polyethylene is 80 parts, and the component with the density of 0.925g/cm3 in the low-density polyethylene is 220 parts.
Preferably, the low density polyethylene having a density of 0.92g/cm3 is type 7050.
The invention also provides a preparation method for preparing the roll-up film, which comprises the following steps: s1, preparing materials, namely taking 80-85 parts of low-density polyethylene and 40-60 parts of adhesive as a first layer material; taking 280-320 parts of high-density polyethylene and 95-105 parts of low-density polyethylene as second layer materials; taking 120 parts of low-density polyethylene 115-110 parts, metallocene 90-110 parts and linear material 140-160 parts as a third layer material; s2, mixing and stirring, namely mixing and stirring the first layer material, the second layer material and the third layer material for 20-30 minutes respectively; s3, extruding, namely, simultaneously feeding the first layer material, the second layer material and the third layer material into an extruder from top to bottom, and extruding under the action of a three-layer extrusion die in the extruder to form a wrapping film; s4, cold cutting and trimming, namely, cooling and trimming the roll-wrapped film formed in the step S3, wherein the cooling temperature range is as follows: 15 degrees below zero to 30 degrees below zero.
The invention provides a wrapping film applied to a PE mattress and a preparation method thereof, and the wrapping film has the beneficial effects that: the defects in the background technology are well solved, the viscosity of the film is well enhanced due to the fact that the adhesive is arranged in the first layer, the film can be well adhered together when the mattress is wrapped, and the purpose of compressing the volume of the PE mattress is well achieved; in addition, in the aspect of manufacturing the film, the high-density polyethylene of 280-320 parts is added, so that the integral structural strength of the film is greatly enhanced, and the explosion-proof performance and the wear-resistant performance of the film are excellent.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the following examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
It should be noted that: the proportions in the following examples are all selected within the range of the composition and density of each raw material.
Example 1
A roll-up film applied to a PE mattress comprises the following raw materials in parts by weight:
192 parts of high-density polyethylene with the density of 0.93g/cm 3;
93 parts of high-density polyethylene with the density of 0.94g/cm 3;
77 parts of low-density polyethylene with the density of 0.92g/cm 3;
216 parts of low-density polyethylene with the density of 0.925g/cm 3;
93 parts of metallocene;
145 parts of linear material;
45 parts of adhesive.
Preferably, the high density polyethylene having a density of 0.94g/cm3 is model number 6888.
Preferably, the low density polyethylene having a density of 0.92g/cm3 is type 7050.
Wherein, the metallocene is a material with strong toughness, high transparency and low odor, and is very suitable for the production of films; the linear material is plastic composed of low-density polyethylene, has high transparency and excellent structural strength, and is also suitable for producing films.
A method of making a wrap-around film as described above, comprising the steps of:
s1, preparing materials, namely taking 77 parts of low-density polyethylene with the density of 0.92g/cm3 and 45 parts of adhesive as first layer materials; taking 192 parts of high-density polyethylene with the density of 0.93g/cm3, 93 parts of high-density polyethylene with the density of 0.94g/cm3 and 98 parts of low-density polyethylene with the density of 0.925g/cm3 as second layer materials; taking 118 parts of low-density polyethylene with the density of 0.925g/cm3, 93 parts of metallocene and 145 parts of linear material as a third layer material;
s2, mixing and stirring, namely mixing and stirring the first layer material, the second layer material and the third layer material for 21 minutes respectively;
s3, extruding, namely, simultaneously feeding the first layer material, the second layer material and the third layer material into an extruder from top to bottom, and extruding under the action of a three-layer extrusion die in the extruder to form a wrapping film;
s4, cold cutting and trimming, namely, cooling and trimming the roll-wrapped film formed in the step S3, wherein the cooling temperature is as follows: -17 °.
Example 2
A roll-up film applied to a PE mattress comprises the following raw materials in parts by weight:
208 parts of high-density polyethylene with the density of 0.93g/cm 3;
107 parts of high-density polyethylene with the density of 0.94g/cm 3;
83 parts of low-density polyethylene with the density of 0.92g/cm 3;
224 parts of low-density polyethylene with the density of 0.925g/cm 3;
108 parts of metallocene;
156 parts of linear material;
58 parts of adhesive.
Preferably, the high density polyethylene having a density of 0.94g/cm3 is model number 6888.
Preferably, the low density polyethylene having a density of 0.92g/cm3 is type 7050.
A method of making a wrap-around film as described above, comprising the steps of:
s1, preparing materials, namely taking 83 parts of low-density polyethylene with the density of 0.92g/cm3 and 58 parts of adhesive as first layer materials; taking 208 parts of high-density polyethylene with the density of 0.93g/cm3, 107 parts of high-density polyethylene with the density of 0.94g/cm3 and 102 parts of low-density polyethylene with the density of 0.925g/cm3 as second layer materials; taking 122 parts of low-density polyethylene with the density of 0.925g/cm3, 108 parts of metallocene and 156 parts of linear material as a third layer material;
s2, mixing and stirring, wherein the first layer material, the second layer material and the third layer material are respectively mixed and stirred for 29 minutes;
s3, extruding, namely, simultaneously feeding the first layer material, the second layer material and the third layer material into an extruder from top to bottom, and extruding under the action of a three-layer extrusion die in the extruder to form a wrapping film;
s4, cold cutting and trimming, namely, cooling and trimming the roll-wrapped film formed in the step S3, wherein the cooling temperature is as follows: -28 °.
Example 3
A roll-up film applied to a PE mattress comprises the following raw materials in parts by weight:
200 parts of high-density polyethylene with the density of 0.93g/cm 3;
100 parts of high-density polyethylene with the density of 0.94g/cm 3;
80 parts of low-density polyethylene with the density of 0.92g/cm 3;
220 parts of low-density polyethylene with the density of 0.925g/cm 3;
100 parts of metallocene;
150 parts of linear material;
50 parts of adhesive.
Preferably, the high density polyethylene having a density of 0.94g/cm3 is model number 6888.
Preferably, the low density polyethylene having a density of 0.92g/cm3 is type 7050.
A method of making a wrap-around film as described above, comprising the steps of:
s1, preparing materials, namely taking 80 parts of low-density polyethylene with the density of 0.92g/cm3 and 50 parts of adhesive as first layer materials; taking 200 parts of high-density polyethylene with the density of 0.93g/cm3, 100 parts of high-density polyethylene with the density of 0.94g/cm3 and 100 parts of low-density polyethylene with the density of 0.925g/cm3 as second layer materials; taking 120 parts of low-density polyethylene with the density of 0.925g/cm3, 100 parts of metallocene and 150 parts of linear material as a third layer material;
s2, mixing and stirring, namely mixing and stirring the first layer material, the second layer material and the third layer material for 26 minutes respectively;
s3, extruding, namely, simultaneously feeding the first layer material, the second layer material and the third layer material into an extruder from top to bottom, and extruding under the action of a three-layer extrusion die in the extruder to form a wrapping film;
s4, cold cutting and trimming, namely, cooling and trimming the roll-wrapped film formed in the step S3, wherein the cooling temperature is as follows: -23 °.
Corresponding wrap films were prepared according to the formulations in the above examples and tested to find the following results: compared with the example 3, the film in the example 1 has weaker viscosity, is generally hard in the physical property test, and is suitable for mattresses with small volume; compared with the example 3, the film in the example 2 has stronger viscosity, better hardness in a physical property test and is suitable for a mattress with large volume, and the film in the example 3 has moderate viscosity and structural strength compared with the former two, and can meet the use requirements of most mattresses.
The invention provides a wrapping film applied to a PE mattress and a preparation method thereof, and the wrapping film has the beneficial effects that: the defects in the background technology are well solved, the viscosity of the film is well enhanced due to the fact that the adhesive is arranged in the first layer, the film can be well adhered together when the mattress is wrapped, and the purpose of compressing the volume of the PE mattress is well achieved; in addition, in the aspect of manufacturing the film, the high-density polyethylene of 280-320 parts is added, so that the integral structural strength of the film is greatly enhanced, and the explosion-proof performance and the wear-resistant performance of the film are excellent.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, which fall within the scope and spirit of the above description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (10)
1. A roll-up film applied to a PE mattress is characterized by comprising the following raw materials in parts by weight:
high density polyethylene, 280 plus 320 portions;
290 parts of low-density polyethylene and 310 parts of low-density polyethylene;
90-110 parts of metallocene;
140 portions and 160 portions of linear material;
40-60 parts of a viscosity agent;
wherein the high density polyethylene has a density in the range of 0.93 to 0.94g/cm3 and the low density polyethylene has a density in the range of 0.92 to 0.93g/cm 3.
2. The wrapping film applied to a PE mattress according to claim 1, wherein the wrapping film comprises the following raw materials by weight:
290 parts of high-density polyethylene;
295 parts of low-density polyethylene;
95 parts of metallocene;
wire material, 148 parts;
45 parts of a viscosity agent;
wherein the high density polyethylene has a density in the range of 0.93 to 0.94g/cm3 and the low density polyethylene has a density in the range of 0.92 to 0.93g/cm 3.
3. The wrapping film applied to a PE mattress according to claim 1, wherein the wrapping film comprises the following raw materials by weight:
300 parts of high-density polyethylene;
300 parts of low-density polyethylene;
100 parts of metallocene;
wire material, 150 parts;
50 parts of adhesive;
wherein the high density polyethylene has a density in the range of 0.93 to 0.94g/cm3 and the low density polyethylene has a density in the range of 0.92 to 0.93g/cm 3.
4. The wrapping film for PE mattress according to claim 1, 2 or 3, wherein the component with density of 0.93g/cm3 in the HDPE is 190-210 parts, and the component with density of 0.94g/cm3 in the HDPE is 90-110 parts.
5. The wrapping film for PE mattress according to claim 4, wherein the HDPE medium density polyethylene composition is 200 parts (by weight) and the HDPE medium density polyethylene composition is 100 parts (by weight) with a density of 0.93g/cm3 and 3.
6. The wrapping film for application on a PE mattress according to claim 4, wherein the high density polyethylene having a density of 0.94g/cm3 is model number 6888.
7. The wrapping film for PE mattresses according to claim 1, 2 or 3, wherein the component of the low-density polyethylene having a density of 0.92g/cm3 is 75-85 parts, and the component of the low-density polyethylene having a density of 0.925g/cm3 is 215-225 parts.
8. The wrap film for application to a PE mattress according to claim 7, wherein the low density polyethylene medium density component of 0.92g/cm3 is 80 parts and the low density polyethylene medium density component of 0.925g/cm3 is 220 parts.
9. The wrapping film for application on a PE mattress according to claim 8, wherein said low density polyethylene having a density of 0.92g/cm3 is type 7050.
10. A method of making a wraparound film according to claims 1 to 9, comprising the steps of:
s1, preparing materials, namely taking 75-85 parts of low-density polyethylene and 40-60 parts of adhesive as a first layer material; taking 280-320 parts of high-density polyethylene and 100-105 parts of low-density polyethylene as second layer materials; taking 120 parts of low-density polyethylene 115-110 parts, metallocene 90-110 parts and linear material 140-160 parts as a third layer material;
s2, mixing and stirring, namely mixing and stirring the first layer material, the second layer material and the third layer material for 20-30 minutes respectively;
s3, extruding, namely, simultaneously feeding the first layer material, the second layer material and the third layer material into an extruder from top to bottom, and extruding under the action of a three-layer extrusion die in the extruder to form a wrapping film;
s4, cold cutting and trimming, namely, cooling and trimming the roll-wrapped film formed in the step S3, wherein the cooling temperature range is as follows: 15 degrees below zero to 30 degrees below zero.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010478428.2A CN111573000A (en) | 2020-05-29 | 2020-05-29 | Wrapping film applied to PE mattress and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010478428.2A CN111573000A (en) | 2020-05-29 | 2020-05-29 | Wrapping film applied to PE mattress and preparation method |
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| Publication Number | Publication Date |
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| CN111573000A true CN111573000A (en) | 2020-08-25 |
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| CN202010478428.2A Pending CN111573000A (en) | 2020-05-29 | 2020-05-29 | Wrapping film applied to PE mattress and preparation method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1480381A (en) * | 2002-09-02 | 2004-03-10 | 山东清源集团有限公司 | Technique for manufacturing selfadhesive wrapping film |
| CN104354414A (en) * | 2014-11-15 | 2015-02-18 | 佛山新长盛塑料薄膜有限公司 | High-temperature-resistant clean type self-adhesive protection film and preparation method thereof |
| CN205024142U (en) * | 2015-08-31 | 2016-02-10 | 宝丽菲姆保护膜（苏州）有限公司 | High temperature resistant self -adhesion protection film |
| CN108314820A (en) * | 2018-02-08 | 2018-07-24 | 青岛软盛塑业有限公司 | Stretched film and preparation method thereof |
| CN108342166A (en) * | 2018-02-10 | 2018-07-31 | 六安联众工业自动化技术有限公司 | A kind of adhesive protecting film and its production technology |
| CN109605886A (en) * | 2018-11-15 | 2019-04-12 | 永新股份（黄山）包装有限公司 | A kind of high-temperature resistant nano grade tack optical protection layer and its production method |
-
2020
- 2020-05-29 CN CN202010478428.2A patent/CN111573000A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1480381A (en) * | 2002-09-02 | 2004-03-10 | 山东清源集团有限公司 | Technique for manufacturing selfadhesive wrapping film |
| CN104354414A (en) * | 2014-11-15 | 2015-02-18 | 佛山新长盛塑料薄膜有限公司 | High-temperature-resistant clean type self-adhesive protection film and preparation method thereof |
| CN205024142U (en) * | 2015-08-31 | 2016-02-10 | 宝丽菲姆保护膜（苏州）有限公司 | High temperature resistant self -adhesion protection film |
| CN108314820A (en) * | 2018-02-08 | 2018-07-24 | 青岛软盛塑业有限公司 | Stretched film and preparation method thereof |
| CN108342166A (en) * | 2018-02-10 | 2018-07-31 | 六安联众工业自动化技术有限公司 | A kind of adhesive protecting film and its production technology |
| CN109605886A (en) * | 2018-11-15 | 2019-04-12 | 永新股份（黄山）包装有限公司 | A kind of high-temperature resistant nano grade tack optical protection layer and its production method |
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Application publication date: 20200825 |
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