CN109401036A - Material compositing formula, packaging film manufacture craft, packaging film and the mattress of packaging film - Google Patents
Material compositing formula, packaging film manufacture craft, packaging film and the mattress of packaging film Download PDFInfo
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- CN109401036A CN109401036A CN201811233369.1A CN201811233369A CN109401036A CN 109401036 A CN109401036 A CN 109401036A CN 201811233369 A CN201811233369 A CN 201811233369A CN 109401036 A CN109401036 A CN 109401036A
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- Prior art keywords
- packaging film
- compositing formula
- film
- material compositing
- manufacture craft
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- 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
- 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
-
- 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
- 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
- C08J2423/10—Homopolymers or copolymers of propene
- C08J2423/12—Polypropene
-
- 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
- C08J2423/10—Homopolymers or copolymers of propene
- C08J2423/14—Copolymers of propene
-
- 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
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
- C08K5/134—Phenols containing ester groups
- C08K5/1345—Carboxylic esters of phenolcarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/524—Esters of phosphorous acids, e.g. of H3PO3
- C08K5/526—Esters of phosphorous acids, e.g. of H3PO3 with hydroxyaryl compounds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/80—Packaging reuse or recycling, e.g. of multilayer packaging
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Laminated Bodies (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention provides a kind of material compositing formula of packaging film.The material compositing formula of the packaging film includes: thermoplastic elastomer (TPE) 50-95%, polyethylene 0-50%, polypropylene 0-50%, antioxidant 0.3%-0.7%, opening slipping agent 0-5% according to weight part ratio.Compared with the relevant technologies, elasticity is good for packaging film made from the material compositing formula of packaging film provided by the invention, package is close, transparency is high, free from extraneous odour, without exudation, and performance is stablized, can be recycled.Packaging film manufacture craft provided by the invention is simple and easy, facilitates production to carry out, and pollution-free in production process, low production cost.Packaging film provided by the invention uses above-mentioned formula and process to be prepared, and packaging film meets export standard, meets national environmental protection policy.The present invention also provides a kind of mattresses packed using above-mentioned packaging film.
Description
Technical field
The present invention relates to the material compositing formulas of new material technology field more particularly to a kind of packaging film, packaging film production
Technique, packaging film and mattress.
Background technique
As the improvement of people's living standards, people also become more and more fastidious to the quality of life.Therefore, to sleep
Comfort level has higher requirement.Packaging film applied to mattress comes into being.During transport, storage, shelf display, Ren Menxi
Hope packaging film odorlessness, high transparency, high resilience and good covering property.
Mostly use PVC film as the packaging film of mattress on Vehicles Collected from Market, but PVC film is odorous, and pushing away at any time
It moves, is easy aging jaundice, influence to pack effect, while the embargoes such as European Union, Japan, U.S..Developed country also has using PU
Film is packed, but its high cost limits it and be widely used.
Summary of the invention
In view of the above problems, the present invention provide it is a kind of with have excellent performance, the material of low in cost, environmental-friendly packaging film
Expect compositing formula, packaging film manufacture craft, packaging film and mattress.
The purpose of the present invention is to provide a kind of material compositing formula of packaging film, the material compositing formulas of the packaging film
It include: thermoplastic elastomer (TPE) 50-95%, polyethylene 0-50%, polypropylene 0-50%, antioxidant 0.3%- according to weight part ratio
0.7%, be open slipping agent 0-5%.
Preferably, the thermoplastic elastomer (TPE) is one of EVA, POE, POP, EDPM, SEBS, SEPS, SBS, SIS
Or mixing.
Preferably, the polyethylene is one of LDPE, MDPE, LLDPE, MPE, HDPE or mixing.
Preferably, the polystyrene is homopolymerization PP, the one or two for being copolymerized PP；The antioxidant be 168,
1010,1076 one kind or mixing.
Preferably, the opening slipping agent is one kind or mixing of silica, organosilicon, oleamide, erucyl amide.
The present invention also provides a kind of packaging film manufacture craft prepared by the material compositing formula to above-mentioned packaging film, packets
Include following steps:
The thermoplastic elastomer (TPE), polyethylene, antioxidant and opening slipping agent are carried out physical blending by step 1；
Step 2: carrying out high-temperature heating melting to the material of blending again；
Step 3: plastic pellet is become film by the way of blow molding；
Step 4: by the cooling winding of form film.
Preferably, the physical blending in the step 1 is mixed using the method for single screw rod and/or twin-screw heating melting
Close raw material.
Preferably, the step 3 uses single layer inflation film manufacturing machine, co-extrusion film blowing machine, single layer casting machine or multilayer casting machine
It is blow molded.
The present invention also provides a kind of packaging films made of packaging film production duty described above is standby.
The present invention also provides a kind of mattresses that outer packing is carried out using above-mentioned packaging film.
Compared with the relevant technologies, elasticity is good for packaging film made from the material compositing formula of packaging film provided by the invention, packet
Wrap that close, transparency is high, free from extraneous odour, without exudation, performance is stablized, can be recycled.Packaging film manufacture craft provided by the invention is simple
It is easy, facilitate production to carry out, and pollution-free in production process, low production cost.Packaging film provided by the invention, uses
The formula and process stated are prepared, and packaging film meets export standard, meet national environmental protection policy.The present invention also provides
A kind of mattress packed using above-mentioned packaging film is wrapped since packaging film has above-mentioned technique effect with the packaging film
The mattress of dress should also have corresponding technical effect.
Detailed description of the invention
Fig. 1 is packaging film fabrication processing figure provided by the invention.
Specific embodiment
Come that the present invention will be described in detail below with reference to attached drawing and in conjunction with the embodiments.
Embodiment one
In the present embodiment, packaging membrane material compositing formula provided by the invention, includes: thermoplastic as following weight percent
Property elastomer 70%；Polyethylene 26%；Polypropylene 0%；Antioxidant 0.5%；Be open slipping agent 3.5%.
Wherein, the thermoplastic elastomer (TPE), using the POE of three wells, the trade mark is DF740；
The polyethylene uses the LLDPE of Maoming Petrochemical, the trade mark 7042；
The antioxidant uses 168 and 1010 to compound by weight 1:1；
The opening slipping agent, uses organosilicon and oleamide to compound by weight 1:1.
As shown in Figure 1, the manufacture craft of packaging film provided by the invention includes:
The thermoplastic elastomer (TPE), polyethylene, antioxidant and opening slipping agent are carried out physical blending by step 1；
Step 2: carrying out high-temperature heating melting to the material of blending again；
Step 3: plastic pellet is become film by the way of blow molding；
Step 4: by the cooling winding of form film.
Physical blending in the step 1 carrys out mixed raw material using the method for single screw rod and/or twin-screw heating melting.
Above-mentioned material is blow molded after physical blending using single layer casting machine, through detecting: film rebound degree >=600%；
Light transmission rate >=92；Puncture-resistant intensity >=7.8J；Tensile strength >=22Mpa；Odorlessness.
Embodiment two
In the present embodiment, packaging membrane material compositing formula provided by the invention, includes: thermoplastic as following weight percent
Property elastomer 80%；Polyethylene 0%；Polypropylene 16%；Antioxidant 0.5%；Be open slipping agent 3.5%.
Wherein, the thermoplastic elastomer (TPE), using the POE of DOW Chemical, the trade mark is 8150；
The polypropylene uses the homopolymerization PP of Maoming Petrochemical, trade mark T30S；
The antioxidant uses 168 and 1010 to compound by weight 1:1；
The opening slipping agent, uses organosilicon and oleamide to compound by weight 1:1.
In the present embodiment, the process of the manufacture craft of packaging film is the same as example 1.
The packaging film for mattress is made after physical blending, using single layer casting machine in above-mentioned material, through detecting: film returns
Bullet rate >=560%；Light transmission rate >=93；Puncture-resistant intensity >=6.9J；Tensile strength >=21Mpa；Odorlessness.
Embodiment three
In the present embodiment, packaging membrane material compositing formula provided by the invention, includes: thermoplastic as following weight percent
Property elastomer 80%；Polyethylene 5%；Polypropylene 11%；Antioxidant 0.5%；Be open slipping agent 3.5%.
Wherein, the thermoplastic elastomer (TPE), using the POP of Exxon, the trade mark is 3980；
The polyethylene uses the LDPE of CSPC, trade mark 2420H；
The polypropylene uses Borouge chemical industry to be copolymerized PP, trade mark RC707；
The antioxidant uses 168 and 1010 to compound by weight 1:1；
The opening slipping agent, uses organosilicon and oleamide to compound by weight 1:1.
In the present embodiment, the process of the manufacture craft of packaging film is the same as example 1.
The packaging film for mattress is made after physical blending, using single layer inflation film manufacturing machine in above-mentioned material, through detecting: film returns
Bullet rate >=630%；Light transmission rate >=91；Puncture-resistant intensity >=7.1J；Tensile strength >=23Mpa；Odorlessness.
Example IV
In the present embodiment, packaging membrane material compositing formula provided by the invention, includes: thermoplastic as following weight percent
Property elastomer 80%；Polyethylene 19.5%；Polypropylene 0%；Antioxidant 0.5%；Be open slipping agent 0%.
Wherein, the thermoplastic elastomer (TPE), using the POP of Exxon, the trade mark is 6102；
The polyethylene uses the LDPE of CSPC, trade mark 2420H；
The antioxidant uses 168 and 1010 to compound by weight 1:1；
In the present embodiment, the process of the manufacture craft of packaging film is the same as example 1.
Above-mentioned material uses three-layer co-extruded inflation film manufacturing machine, and wherein thermoplastic elastomer (TPE) is placed on middle layer, and polyethylene is placed on outer layer
And internal layer, three layers add antioxidant, and the packaging film for mattress is made in blow molding, through detecting: film rebound degree >=750%；Light is saturating
Cross rate >=94；Puncture-resistant intensity >=7.4J；Tensile strength >=22Mpa；Odorlessness.
Embodiment five
In the present embodiment, packaging membrane material compositing formula provided by the invention, includes: thermoplastic as following weight percent
Property elastomer 85%；Polyethylene 0%；Polypropylene 14.5%；Antioxidant 0.5%；Be open slipping agent 0%.
Wherein, the thermoplastic elastomer (TPE), using the POP of Exxon, the trade mark is 6102；
The polypropylene uses the homopolymerization PP of oil of SPC, trade mark F800；
The antioxidant uses 168 and 1010 to compound by weight 1:1.
In the present embodiment, the process of the manufacture craft of packaging film is the same as example 1.
Above-mentioned material uses three layers of casting machine, and wherein thermoplastic elastomer (TPE) is placed on middle layer, and polypropylene is placed on outer layer and interior
Layer, three layers add antioxidant, the packaging film for mattress are made, through detecting: film rebound degree >=630%；Light transmission rate >=95；
Puncture-resistant intensity >=6.9J；Tensile strength >=25Mpa；Odorlessness.
Embodiment six
In the present embodiment, packaging membrane material compositing formula provided by the invention, includes: thermoplastic as following weight percent
Property elastomer 75%；Polyethylene 15%；Polypropylene 5%；Antioxidant 0.5%；Be open slipping agent 0%.
Wherein, the thermoplastic elastomer (TPE), using the POP of Exxon, the trade mark is 6202；
The polyethylene uses the LLDPE of CSPC, the trade mark 7042；
The polypropylene uses Borouge chemical industry to be copolymerized PP, trade mark RC707；
The anti-agent uses 168 and 1010 to compound by weight 1:1.
In the present embodiment, the process of the manufacture craft of packaging film is the same as example 1.
Above-mentioned material uses three layers of casting machine, and wherein thermoplastic elastomer (TPE) is placed on middle layer, polyethylene, and polypropylene is put respectively
In outer layer and internal layer, three layers add antioxidant, the packaging film for mattress are made, through detecting: film rebound degree >=680%；Light
Transmitance >=92；Puncture-resistant intensity >=6.5J；Tensile strength >=23Mpa；Odorlessness.
Material compositing formula and packaging film manufacture craft based on the packaging film provided in the above various embodiments, the present invention is also
It provides the packaging film being prepared using above-mentioned formula and technique and carries out the mattress of outer packing using the packaging film.Due to packet
It fills film and mattress and uses material compositing formula and manufacture craft in the various embodiments described above, so packaging film and mattress is beneficial
Effect please refers to the various embodiments described above.
The basic principles and main features and part case study on implementation of the invention patent have been shown and described above.The industry
For technical staff it should be appreciated that the invention patent is not limited by examples detailed above, above-mentioned case study on implementation only partially illustrates the present invention
The principle of patent, under the premise of not departing from the invention patent spirit and scope, the invention patent also has changes and improvements, this
A little changes and improvements are both fallen in claimed invention the scope of the patents.
Claims (10)
1. a kind of material compositing formula of packaging film, which is characterized in that according to weight part ratio include: thermoplastic elastomer (TPE) 50-
95%, polyethylene 0-50%, polypropylene 0-50%, antioxidant 0.3%-0.7%, opening slipping agent 0-5%.
2. the material compositing formula of packaging film according to claim 1, which is characterized in that the thermoplastic elastomer (TPE) is
One of EVA, POE, POP, EDPM, SEBS, SEPS, SBS, SIS or mixing.
3. the material compositing formula of packaging film according to claim 1, which is characterized in that the polyethylene be LDPE,
One of MDPE, LLDPE, MPE, HDPE or mixing.
4. the material compositing formula of packaging film according to claim 1, which is characterized in that the polystyrene is homopolymerization
PP, the one or two for being copolymerized PP；One kind or mixing that the antioxidant is 168,1010,1076.
5. the material compositing formula of packaging film according to claim 1, which is characterized in that the opening slipping agent is dioxy
One kind or mixing of SiClx, organosilicon, oleamide, erucyl amide.
6. a kind of packaging film system prepared by the material compositing formula to packaging film as claimed in any one of claims 1 to 5
Make technique, which comprises the steps of:
The thermoplastic elastomer (TPE), polyethylene, antioxidant and opening slipping agent are carried out physical blending by step 1；
Step 2: carrying out high-temperature heating melting to the material of blending again；
Step 3: plastic pellet is become film by the way of blow molding；
Step 4: by the cooling winding of form film.
7. packaging film manufacture craft according to claim 6, which is characterized in that the physical blending in the step 1 uses
The method of single screw rod and/or twin-screw heating melting carrys out mixed raw material.
8. packaging film manufacture craft according to claim 6, which is characterized in that the step 3 using single layer inflation film manufacturing machine,
Co-extrusion film blowing machine, single layer casting machine or multilayer casting machine are blow molded.
9. a kind of packaging film, which is characterized in that using such as the described in any item packaging film manufacture craft preparations of claim 6~8
It forms.
10. a kind of mattress, which is characterized in that carry out outer packing using packaging film as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811233369.1A CN109401036A (en) | 2018-10-22 | 2018-10-22 | Material compositing formula, packaging film manufacture craft, packaging film and the mattress of packaging film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811233369.1A CN109401036A (en) | 2018-10-22 | 2018-10-22 | Material compositing formula, packaging film manufacture craft, packaging film and the mattress of packaging film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109401036A true CN109401036A (en) | 2019-03-01 |
Family
ID=65468782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811233369.1A Pending CN109401036A (en) | 2018-10-22 | 2018-10-22 | Material compositing formula, packaging film manufacture craft, packaging film and the mattress of packaging film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109401036A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110154478A (en) * | 2019-06-11 | 2019-08-23 | 福建富一锦科技有限公司 | A kind of transparent milk packaging film and preparation method thereof |
| CN112646387A (en) * | 2020-12-21 | 2021-04-13 | 浙江大汇新材料有限公司 | Inner film structure for packaging |
| CN112778639A (en) * | 2020-12-30 | 2021-05-11 | 青岛朗夫科技股份有限公司 | Low-temperature liquid packaging bag material and preparation method thereof |
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| US20070298273A1 (en) * | 2006-06-27 | 2007-12-27 | Bemis Clysar, Inc. | Multilayer shrink films having a core layer of EVA/ionomer blend |
| CN104311966A (en) * | 2014-10-31 | 2015-01-28 | 四川汇利实业有限公司 | Anti-pollution low-temperature heat-sealing polyethylene film easy to tear off |
| CN104448523A (en) * | 2014-11-24 | 2015-03-25 | 苏州市贝克生物科技有限公司 | Medical EVA film and preparation method thereof |
| KR101686606B1 (en) * | 2015-11-18 | 2016-12-15 | 윤영욱 | The structure and manufacturing method of a film with a polypropylene fusion sealing structure |
-
2018
- 2018-10-22 CN CN201811233369.1A patent/CN109401036A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070298273A1 (en) * | 2006-06-27 | 2007-12-27 | Bemis Clysar, Inc. | Multilayer shrink films having a core layer of EVA/ionomer blend |
| CN104311966A (en) * | 2014-10-31 | 2015-01-28 | 四川汇利实业有限公司 | Anti-pollution low-temperature heat-sealing polyethylene film easy to tear off |
| CN104448523A (en) * | 2014-11-24 | 2015-03-25 | 苏州市贝克生物科技有限公司 | Medical EVA film and preparation method thereof |
| KR101686606B1 (en) * | 2015-11-18 | 2016-12-15 | 윤영욱 | The structure and manufacturing method of a film with a polypropylene fusion sealing structure |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110154478A (en) * | 2019-06-11 | 2019-08-23 | 福建富一锦科技有限公司 | A kind of transparent milk packaging film and preparation method thereof |
| CN110154478B (en) * | 2019-06-11 | 2022-01-18 | 福建富一锦科技有限公司 | Transparent milk packaging film and preparation method thereof |
| CN112646387A (en) * | 2020-12-21 | 2021-04-13 | 浙江大汇新材料有限公司 | Inner film structure for packaging |
| CN112646387B (en) * | 2020-12-21 | 2023-02-17 | 浙江大汇新材料有限公司 | Inner film structure for packaging |
| CN112778639A (en) * | 2020-12-30 | 2021-05-11 | 青岛朗夫科技股份有限公司 | Low-temperature liquid packaging bag material and preparation method thereof |
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Application publication date: 20190301 |