CN105440401A - High-tenacity PE film for packaging and preparation method thereof - Google Patents
High-tenacity PE film for packaging and preparation method thereof Download PDFInfo
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- CN105440401A CN105440401A CN201510880472.5A CN201510880472A CN105440401A CN 105440401 A CN105440401 A CN 105440401A CN 201510880472 A CN201510880472 A CN 201510880472A CN 105440401 A CN105440401 A CN 105440401A
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- acid ester
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- 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
- C08J2323/06—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
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/04—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention discloses a high-tenacity PE film for packaging and a preparation method thereof. A packaging material is prepared from, by weight, 120-220 parts of PE resin, 1-8 parts of polymethylphenyl siloxane fluid, 2-15 parts of dicyclohexyl phthalate, 1-6 parts of epoxy tetrachloro phthalic acid ester, 3-12 parts of phosphite ester, 4-9 parts of nitrile rubber, 0.5-6 parts of oxidized polyethlene wax, 0.3-2 parts of microcrystalline wax and 0.4-5 parts of a calcium-zinc stabilizer. The PE film packaging material has the good tenacity and mechanical property, and meanwhile the method is simple in technology, easy to repeatedly implement and applicable to various packaging machines.
Description
Technical field
The invention belongs to wrapping material field, particularly a kind of packaging high tenacity PE film and preparation method thereof.
Background technology
With the film that polyethylene, polypropylene, polyvinyl chloride, polystyrene, ABS (acryl-butadiene-vinylbenzene) and other resins are made, for packaging, and be used as coating layer.The commercially shared share of plastic wrapping and plastic packet product is increasing, particularly composite plastic soft packaging, the fields such as food, medicine, chemical industry are widely used in, wherein maximum with food product pack proportion again, such as drink pack, quickfrozen food packaging, cooking food packaging, snack food product packaging etc., these products all bring great convenience to people's life.
But plastic film material less stable, be heated and illumination effect under can decompose, simultaneously mechanical strength also can decline, as food product pack, life-time service has an impact to HUMAN HEALTH, can not reach aseptic requirement, and these all limit the scope of application of plastic film material.
Summary of the invention
For above-mentioned demand, the invention provides a kind of packaging high tenacity PE film and preparation method thereof, the PE film packing material obtained by the method has good toughness, good mechanical properties, meanwhile, the method technique is simple, be easy to repetition, be applicable to all kinds of wrapping machine.
Object of the present invention can be achieved through the following technical solutions:
A kind of packaging high tenacity PE film, comprise the component of following weight part: PE resin 120-220 part, polymethylphenyl siloxane fluid 1-8 part, dicyclohexyl phthalate 2-15 part, epoxidation tetrachlorophthalic acid ester 1-6 part, phosphorous acid ester 3-12 part, butyronitrile rubber 4-9 part, oxidized polyethlene wax 0.5-6 part, microcrystalline wax 0.3-2 part, calcium zinc stabilizer 0.4-5 part.
Preferably, described packaging high tenacity PE film comprises the component of following weight part: PE resin 160-200 part, polymethylphenyl siloxane fluid 3-6 part, dicyclohexyl phthalate 5-10 part, epoxidation tetrachlorophthalic acid ester 2-5 part, phosphorous acid ester 5-8 part, butyronitrile rubber 6-8 part, oxidized polyethlene wax 1.5-2 part, microcrystalline wax 0.5-1.5 part, calcium zinc stabilizer 0.6-3 part.
Preferably, described packaging high tenacity PE film comprises the component of following weight part: PE resin 180 parts, polymethylphenyl siloxane fluid 4 parts, dicyclohexyl phthalate 6 parts, epoxidation tetrachlorophthalic acid ester 3 parts, phosphorous acid ester 7 parts, butyronitrile rubber 7 parts, oxidized polyethlene wax 1.8 parts, microcrystalline wax 1.2 parts, calcium zinc stabilizer 0.9 part.
A preparation method for packaging high tenacity PE film, the method comprises the following steps:
(1) PE resin 120-220 part, polymethylphenyl siloxane fluid 1-8 part, dicyclohexyl phthalate 2-15 part is taken, epoxidation tetrachlorophthalic acid ester 1-6 part, phosphorous acid ester 3-12 part, butyronitrile rubber 4-9 part, oxidized polyethlene wax 0.5-6 part, microcrystalline wax 0.3-2 part, calcium zinc stabilizer 0.4-5 part are poured in reactor, stir 30-60min, be heated to 120-140 DEG C, pressurization 0.8-2.0MPa, reaction 60-90min obtains polymer melt;
(2) add in parallel double-screw tablets press by the melt that step (1) obtains, extruding pelletization, drying, obtain polyester slice;
(3) polyester slice of step (2) is melt extruded, slab spooling, two-way stretch, cooling and shaping, obtain packaging high tenacity PE film.
Preferably, in step (1), its speed of described stirring is 250-300 rev/min.
Preferably, in step (2), its temperature of described extruding pelletization is 240-250 DEG C.
Preferably, in step (3), described in melt extrude its temperature be 240-250 DEG C.
Preferably, in step (3), its temperature of described two-way stretch is 120-130 DEG C.
Compared with prior art, its beneficial effect is in the present invention:
(1) packaging high tenacity PE film strength of the present invention is high, tensile property good, has good texture, is conducive to the visual appearance protecting packed article.
(2) preparation method of the present invention is simple, easy to make, and effective, and existing against sunshine, moistureproof effect, has again the function of prevent breakage.
(3) packaging high tenacity PE film of the present invention has certain bumper and absorbing shock function, can play certain provide protection to packed article.
(4) packaging high tenacity PE film of the present invention is due to raw materials for production environmental protection, and life-time service is harmful to human health, convenient recycling after PE materials'use, energy-conserving and environment-protective.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated.
Embodiment 1
A kind of packaging high tenacity PE film, comprise the component of following weight part: PE resin 180 parts, polymethylphenyl siloxane fluid 4 parts, dicyclohexyl phthalate 6 parts, epoxidation tetrachlorophthalic acid ester 3 parts, phosphorous acid ester 7 parts, butyronitrile rubber 7 parts, oxidized polyethlene wax 1.8 parts, microcrystalline wax 1.2 parts, calcium zinc stabilizer 0.9 part.
The preparation method of above-mentioned packaging high tenacity PE film, comprises the following steps:
(1) PE resin 180 parts, polymethylphenyl siloxane fluid 4 parts, dicyclohexyl phthalate 6 parts is taken, epoxidation tetrachlorophthalic acid ester 3 parts, phosphorous acid ester 7 parts, butyronitrile rubber 7 parts, oxidized polyethlene wax 1.8 parts, microcrystalline wax 1.2 parts, calcium zinc stabilizer 0.9 part are poured in reactor, 280 revs/min are stirred 50min, be heated to 130 DEG C, pressurization 1.0MPa, reaction 60min obtains polymer melt;
(2) add in parallel double-screw tablets press by the melt that step (1) obtains, 245 DEG C of extruding pelletizations, drying, obtain polyester slice;
(3) by the polyester slice of step (2) 245 DEG C melt extrude, slab spooling, 125 DEG C of two-way stretches, cooling and shaping, obtain packaging high tenacity PE film.
Embodiment 2
A kind of packaging high tenacity PE film, comprise the component of following weight part: PE resin 120 parts, polymethylphenyl siloxane fluid 8 parts, dicyclohexyl phthalate 2 parts, epoxidation tetrachlorophthalic acid ester 6 parts, phosphorous acid ester 3 parts, butyronitrile rubber 9 parts, oxidized polyethlene wax 0.5 part, microcrystalline wax 2 parts, calcium zinc stabilizer 0.4 part.
The preparation method of above-mentioned packaging high tenacity PE film, comprises the following steps:
(1) PE resin 120 parts, polymethylphenyl siloxane fluid 8 parts, dicyclohexyl phthalate 2 parts is taken, epoxidation tetrachlorophthalic acid ester 6 parts, phosphorous acid ester 3 parts, butyronitrile rubber 9 parts, oxidized polyethlene wax 0.5 part, microcrystalline wax 2 parts, calcium zinc stabilizer 0.4 part are poured in reactor, 250 revs/min are stirred 60min, be heated to 120 DEG C, pressurization 2.0MPa, reaction 60-90min obtains polymer melt;
(2) add in parallel double-screw tablets press by the melt that step (1) obtains, 240 DEG C of extruding pelletizations, drying, obtain polyester slice;
(3) by the polyester slice of step (2) 240 DEG C melt extrude, slab spooling, 130 DEG C of two-way stretches, cooling and shaping, obtain packaging high tenacity PE film.
Embodiment 3
A kind of packaging high tenacity PE film, comprise the component of following weight part: PE resin 220 parts, polymethylphenyl siloxane fluid 1 part, dicyclohexyl phthalate 15 parts, epoxidation tetrachlorophthalic acid ester 1 part, phosphorous acid ester 12 parts, butyronitrile rubber 4 parts, oxidized polyethlene wax 6 parts, microcrystalline wax 0.3 part, calcium zinc stabilizer 5 parts.
The preparation method of above-mentioned packaging high tenacity PE film, comprises the following steps:
(1) PE resin 220 parts, polymethylphenyl siloxane fluid 1 part, dicyclohexyl phthalate 15 parts is taken, epoxidation tetrachlorophthalic acid ester 1 part, phosphorous acid ester 12 parts, butyronitrile rubber 4 parts, oxidized polyethlene wax 6 parts, microcrystalline wax 0.3 part, calcium zinc stabilizer 5 parts are poured in reactor, 300 revs/min are stirred 30min, be heated to 140 DEG C, pressurization 0.8MPa, reaction 90min obtains polymer melt;
(2) add in parallel double-screw tablets press by the melt that step (1) obtains, 250 DEG C of extruding pelletizations, drying, obtain polyester slice;
(3) by the polyester slice of step (2) 250 DEG C melt extrude, slab spooling, 120 DEG C of two-way stretches, cooling and shaping, obtain packaging high tenacity PE film.
Embodiment 4
A kind of packaging high tenacity PE film, comprise the component of following weight part: PE resin 200 parts, polymethylphenyl siloxane fluid 3 parts, dicyclohexyl phthalate 12 parts, epoxidation tetrachlorophthalic acid ester 5 parts, phosphorous acid ester 6 parts, butyronitrile rubber 5 parts, oxidized polyethlene wax 4 parts, microcrystalline wax 1 part, calcium zinc stabilizer 3 parts.
The preparation method of above-mentioned packaging high tenacity PE film, comprises the following steps:
(1) PE resin 200 parts, polymethylphenyl siloxane fluid 3 parts, dicyclohexyl phthalate 12 parts is taken, epoxidation tetrachlorophthalic acid ester 5 parts, phosphorous acid ester 6 parts, butyronitrile rubber 5 parts, oxidized polyethlene wax 4 parts, microcrystalline wax 1 part, calcium zinc stabilizer 3 parts are poured in reactor, 260 revs/min are stirred 45min, be heated to 130 DEG C, pressurization 1.5MPa, reaction 80min obtains polymer melt;
(2) add in parallel double-screw tablets press by the melt that step (1) obtains, 250 DEG C of extruding pelletizations, drying, obtain polyester slice;
(3) by the polyester slice of step (2) 250 DEG C melt extrude, slab spooling, 125 DEG C of two-way stretches, cooling and shaping, obtain packaging high tenacity PE film.
Packaging high tenacity PE film performance test result prepared by embodiment 1-4 is as following table:
Table 1 high tenacity PE film performance test result
Test event | Testing standard | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 |
Tensile strength (MPa) | ASTM D638 | 98 | 92 | 95 | 93 |
Flexural strength (MPa) | ASTM D790 | 112 | 108 | 105 | 110 |
Modulus in flexure (MPa) | ASTM D790 | 2332 | 2241 | 2228 | 2305 |
The invention is not restricted to embodiment here, those skilled in the art, according to announcement of the present invention, do not depart from improvement that scope makes and amendment all should within protection scope of the present invention.
Claims (8)
1. a packaging high tenacity PE film, it is characterized in that, comprise the component of following weight part: PE resin 120-220 part, polymethylphenyl siloxane fluid 1-8 part, dicyclohexyl phthalate 2-15 part, epoxidation tetrachlorophthalic acid ester 1-6 part, phosphorous acid ester 3-12 part, butyronitrile rubber 4-9 part, oxidized polyethlene wax 0.5-6 part, microcrystalline wax 0.3-2 part, calcium zinc stabilizer 0.4-5 part.
2. packaging high tenacity PE film according to claim 1, it is characterized in that, comprise the component of following weight part: PE resin 160-200 part, polymethylphenyl siloxane fluid 3-6 part, dicyclohexyl phthalate 5-10 part, epoxidation tetrachlorophthalic acid ester 2-5 part, phosphorous acid ester 5-8 part, butyronitrile rubber 6-8 part, oxidized polyethlene wax 1.5-2 part, microcrystalline wax 0.5-1.5 part, calcium zinc stabilizer 0.6-3 part.
3. packaging high tenacity PE film according to claim 2, it is characterized in that, comprise the component of following weight part: PE resin 180 parts, polymethylphenyl siloxane fluid 4 parts, dicyclohexyl phthalate 6 parts, epoxidation tetrachlorophthalic acid ester 3 parts, phosphorous acid ester 7 parts, butyronitrile rubber 7 parts, oxidized polyethlene wax 1.8 parts, microcrystalline wax 1.2 parts, calcium zinc stabilizer 0.9 part.
4. a preparation method for packaging high tenacity PE film, is characterized in that, the method comprises the following steps:
(1) PE resin 120-220 part, polymethylphenyl siloxane fluid 1-8 part, dicyclohexyl phthalate 2-15 part is taken, epoxidation tetrachlorophthalic acid ester 1-6 part, phosphorous acid ester 3-12 part, butyronitrile rubber 4-9 part, oxidized polyethlene wax 0.5-6 part, microcrystalline wax 0.3-2 part, calcium zinc stabilizer 0.4-5 part are poured in reactor, stir 30-60min, be heated to 120-140 DEG C, pressurization 0.8-2.0MPa, reaction 60-90min obtains polymer melt;
(2) add in parallel double-screw tablets press by the melt that step (1) obtains, extruding pelletization, drying, obtain polyester slice;
(3) polyester slice of step (2) is melt extruded, slab spooling, two-way stretch, cooling and shaping, obtain packaging high tenacity PE film.
5. the preparation method of packaging high tenacity PE film according to claim 4, is characterized in that, in step (1), its speed of described stirring is 250-300 rev/min.
6. the preparation method of packaging high tenacity PE film according to claim 4, is characterized in that, in step (2), its temperature of described extruding pelletization is 240-250 DEG C.
7. the preparation method of packaging high tenacity PE film according to claim 4, is characterized in that, in step (3), described in melt extrude its temperature be 240-250 DEG C.
8. the preparation method of packaging high tenacity PE film according to claim 4, is characterized in that, in step (3), its temperature of described two-way stretch is 120-130 DEG C.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105646990A (en) * | 2016-04-08 | 2016-06-08 | 苏州锦腾电子科技有限公司 | Heat-resisting composition for transparent packaging material |
CN107325386A (en) * | 2017-09-06 | 2017-11-07 | 安徽天大环保新材料股份有限公司 | A kind of high-strength corrosion-resisting polyethylene film |
CN111718534A (en) * | 2020-06-06 | 2020-09-29 | 浙江佳锦塑业科技有限公司 | High-tensile high-strength PE (polyethylene) winding film and preparation method thereof |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1468895A (en) * | 2002-07-18 | 2004-01-21 | 青岛海洋大学 | Degradable plastic film |
-
2015
- 2015-12-03 CN CN201510880472.5A patent/CN105440401A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1468895A (en) * | 2002-07-18 | 2004-01-21 | 青岛海洋大学 | Degradable plastic film |
Non-Patent Citations (1)
Title |
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徐同考 编著: "《塑料改性实用技术》", 31 October 2012, 中国轻工业出版社 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105646990A (en) * | 2016-04-08 | 2016-06-08 | 苏州锦腾电子科技有限公司 | Heat-resisting composition for transparent packaging material |
CN107325386A (en) * | 2017-09-06 | 2017-11-07 | 安徽天大环保新材料股份有限公司 | A kind of high-strength corrosion-resisting polyethylene film |
CN111718534A (en) * | 2020-06-06 | 2020-09-29 | 浙江佳锦塑业科技有限公司 | High-tensile high-strength PE (polyethylene) winding film and preparation method thereof |
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