CN107903480A - A kind of stretch-proof polyethylene film and preparation method thereof - Google Patents
A kind of stretch-proof polyethylene film and preparation method thereof Download PDFInfo
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- CN107903480A CN107903480A CN201710978994.8A CN201710978994A CN107903480A CN 107903480 A CN107903480 A CN 107903480A CN 201710978994 A CN201710978994 A CN 201710978994A CN 107903480 A CN107903480 A CN 107903480A
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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
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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
- 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
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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
- 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
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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
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/322—Ammonium phosphate
- C08K2003/323—Ammonium polyphosphate
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
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- 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
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
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- 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
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Abstract
The present invention provides a kind of stretch-proof polyethylene film, it is made by the raw material of following parts by weight：15 25 parts of low density polyethylene (LDPE), 50 70 parts of linear low density polyethylene, 5 15 parts of metallocene PE, 10 15 parts of polyethylene terephthalate, 37 parts of trimethylol-propane trimethacrylate, 5 12 parts of zinc stearate, 14 18 parts of oxidized polyethylene wax, 12 16 parts of ammonium polyphosphate, 36 parts of nano silicon dioxide, 328 0.2 0.4 parts of 14 parts of silane coupling agent, 38 parts of glass fibre, 6 10 parts of irgasfos 168 and ultra-violet absorber.Intensity, toughness, the tensile resistance of stretch-proof polyethylene film of the present invention are excellent.Present invention also offers the preparation method of the stretch-proof polyethylene film.
Description
Technical field
The invention belongs to polythene material technical field, more particularly to a kind of stretch-proof polyethylene film and its preparation side
Method.
Background technology
Plastic film, for packing and as coating layer.Plastics package and plastic packet product are commercially shared
Share is increasing, and particularly composite plastic flexible package, oneself is through being widely used in the fields such as food, medicine, chemical industry.
Polyethylene film is a kind of colourless, tasteless, odorless, translucent avirulent insulating materials, a large amount of to be used as packaging
Bag, food bag, can also make various containers.The characteristics of polyethylene film has moisture resistance, and penetrability is small, but existing be packed for
Polyethylene film, resilience and tensile strength have much room for improvement.
Metallocene PE is a kind of novel thermoplastic plastics, and metallocene-polyolefin has than original homopolymerization or copolyalkenamer
More excellent performance, the plastic film made of metallocene polyethylene material, has relatively low fusing point and obvious melting zone, and
Conventional polyethylene is substantially better than in toughness, transparency, thermal viscosity, heat-sealing temperature, low smell etc..
The content of the invention
For above-mentioned technical problem, it is an object of the invention to provide a kind of stretch-proof polyethylene film, to improve its time
Elasticity and stretch-resistance, present invention also offers the preparation method of the stretch-proof polyethylene film.
The technical solution adopted by the present invention is：
A kind of stretch-proof polyethylene film, is made by the raw material of following parts by weight：15-25 parts of low density polyethylene (LDPE), linearly
50-70 parts of low density polyethylene (LDPE), 5-15 parts of metallocene PE, 10-15 parts of polyethylene terephthalate, trihydroxy methyl third
3-7 parts of alkane trimethyl acrylic ester, 5-12 parts of zinc stearate, 14-18 parts of oxidized polyethylene wax, 12-16 parts of ammonium polyphosphate, nanometer
3-6 parts of silica, 1-4 parts of silane coupling agent, 3-8 parts of glass fibre, 6-10 parts of irgasfos 168 and ultra-violet absorber
3280.2-0.4 part.
Stretch-proof polyethylene film of the present invention, wherein, it is made by the raw material of following parts by weight：Low density polyethylene (LDPE)
20 parts, 60 parts of linear low density polyethylene, 10 parts of metallocene PE, 10 parts of polyethylene terephthalate, trihydroxy methyl
5 parts of propane trimethyl acrylic ester, 8 parts of zinc stearate, 15 parts of oxidized polyethylene wax, 14 parts of ammonium polyphosphate, nano silicon dioxide 4
3280.2 parts of part, 3 parts of silane coupling agent, 4 parts of glass fibre, 7 parts of irgasfos 168 and ultra-violet absorber.
Stretch-proof polyethylene film of the present invention, wherein, the silane coupling agent is gamma-aminopropyl-triethoxy silicon
One kind in alkane and γ-(the third oxygen of 2,3- epoxies) propyl trimethoxy silicane.
Stretch-proof polyethylene film of the present invention obtains preparation method, comprises the following steps：
(1) glass fibre is shredded, obtains glass fibre of the length in below 0.5mm；
(2) low density polyethylene (LDPE), linear low density polyethylene, metallocene PE and polyethylene terephthalate are weighed
Ester and stirrer for mixing, and heat while stirring uniformly to 240-270 DEG C, stop heating after keeping the temperature 4-5h；
(3) and then in the mixer ammonium polyphosphate is added, nano silicon dioxide, silane coupling agent, glass fibre, resists
Oxygen agent 168 and ultra-violet absorber 328, stir evenly, and controlled at 260-280 DEG C, keep the temperature 0.5-1h, mixed
Material；
(4) mixture obtained by step (3) is extruded through double screw extruder, its Zhong-1 block temperature is 160-170 DEG C, 2nd area
Temperature is 165-175 DEG C, and three area's temperature are 175-190 DEG C, and four area's temperature are 180-200 DEG C, obtain coarse fodder, casting film-forming is cold
But pack afterwards.
The preparation method of stretch-proof polyethylene film of the present invention, wherein, casting temperature is in the step (4)
175-200℃。
Beneficial effect of the present invention：
Stretch-proof polyethylene film of the present invention, by metallocene PE, polyethylene terephthalate and
The synergistic effect of glass fibre and other each components, makes the film of preparation have excellent intensity, toughness, tensile resistance.
The preparation method of the stretch-proof polyethylene film of the present invention, technique is simple and convenient to operate, production efficiency is high, is held
Easily implement industrialization, can be produced with common plastics inflation film manufacturing machine.
Embodiment
Embodiment 1
A kind of stretch-proof polyethylene film, is made by the raw material of following parts by weight：20 parts of low density polyethylene (LDPE), it is linear low close
Spend 60 parts of polyethylene, 10 parts of metallocene PE, 10 parts of polyethylene terephthalate, trimethylol propane trimethyl propylene
5 parts of acid esters, 8 parts of zinc stearate, 15 parts of oxidized polyethylene wax, 14 parts of ammonium polyphosphate, 4 parts of nano silicon dioxide, silane coupling agent 3
3280.2 parts of part, 4 parts of glass fibre, 7 parts of irgasfos 168 and ultra-violet absorber, the silane coupling agent is γ-aminopropyl three
Ethoxysilane.
Stretch-proof polyethylene film described in the present embodiment obtains preparation method, comprises the following steps：
(1) glass fibre is shredded, obtains glass fibre of the length in below 0.5mm；
(2) low density polyethylene (LDPE), linear low density polyethylene, metallocene PE and polyethylene terephthalate are weighed
Ester and stirrer for mixing, and heat while stirring uniformly to 260 DEG C, stop heating after keeping the temperature 4h；
(3) and then in the mixer ammonium polyphosphate is added, nano silicon dioxide, silane coupling agent, glass fibre, resists
Oxygen agent 168 and ultra-violet absorber 328, stir evenly, and controlled at 265 DEG C, keep the temperature 0.5h, obtain mixture；
(4) mixture obtained by step (3) is extruded through double screw extruder, its Zhong-1 block temperature is 160-170 DEG C, 2nd area
Temperature is 165-175 DEG C, and three area's temperature are 175-190 DEG C, and four area's temperature are 180-200 DEG C, obtain coarse fodder, casting film-forming is cold
But pack afterwards, casting temperature is 175-200 DEG C.
Embodiment 2
A kind of stretch-proof polyethylene film, is made by the raw material of following parts by weight：15 parts of low density polyethylene (LDPE), it is linear low close
Spend 70 parts of polyethylene, 5 parts of metallocene PE, 15 parts of polyethylene terephthalate, trimethylol propane trimethyl propylene
7 parts of acid esters, 5 parts of zinc stearate, 18 parts of oxidized polyethylene wax, 12 parts of ammonium polyphosphate, 6 parts of nano silicon dioxide, silane coupling agent 4
3280.2 parts of part, 3 parts of glass fibre, 10 parts of irgasfos 168 and ultra-violet absorber, the silane coupling agent is γ-(2,3- rings
The third oxygen of oxygen) propyl trimethoxy silicane.
Stretch-proof polyethylene film described in the present embodiment obtains preparation method, comprises the following steps：
(1) glass fibre is shredded, obtains glass fibre of the length in below 0.5mm；
(2) low density polyethylene (LDPE), linear low density polyethylene, metallocene PE and polyethylene terephthalate are weighed
Ester and stirrer for mixing, and heat while stirring uniformly to 240 DEG C, stop heating after keeping the temperature 4h；
(3) and then in the mixer ammonium polyphosphate is added, nano silicon dioxide, silane coupling agent, glass fibre, resists
Oxygen agent 168 and ultra-violet absorber 328, stir evenly, and controlled at 280 DEG C, keep the temperature 1h, obtain mixture；
(4) mixture obtained by step (3) is extruded through double screw extruder, its Zhong-1 block temperature is 160-170 DEG C, 2nd area
Temperature is 165-175 DEG C, and three area's temperature are 175-190 DEG C, and four area's temperature are 180-200 DEG C, obtain coarse fodder, casting film-forming is cold
But pack afterwards, casting temperature is 175-200 DEG C.
Embodiment 3
A kind of stretch-proof polyethylene film, is made by the raw material of following parts by weight：25 parts of low density polyethylene (LDPE), it is linear low close
Spend 50 parts of polyethylene, 15 parts of metallocene PE, 10 parts of polyethylene terephthalate, trimethylol propane trimethyl propylene
3 parts of acid esters, 12 parts of zinc stearate, 14 parts of oxidized polyethylene wax, 16 parts of ammonium polyphosphate, 3 parts of nano silicon dioxide, silane coupling agent
1 part, 8 parts of glass fibre, 3280.4 parts of 6 parts of irgasfos 168 and ultra-violet absorber, the silane coupling agent is γ-aminopropyl
Triethoxysilane.
Stretch-proof polyethylene film described in the present embodiment obtains preparation method, comprises the following steps：
(1) glass fibre is shredded, obtains glass fibre of the length in below 0.5mm；
(2) low density polyethylene (LDPE), linear low density polyethylene, metallocene PE and polyethylene terephthalate are weighed
Ester and stirrer for mixing, and heat while stirring uniformly to 270 DEG C, stop heating after keeping the temperature 5h；
(3) and then in the mixer ammonium polyphosphate is added, nano silicon dioxide, silane coupling agent, glass fibre, resists
Oxygen agent 168 and ultra-violet absorber 328, stir evenly, and controlled at 260 DEG C, keep the temperature 0.5h, obtain mixture；
(4) mixture obtained by step (3) is extruded through double screw extruder, its Zhong-1 block temperature is 160-170 DEG C, 2nd area
Temperature is 165-175 DEG C, and three area's temperature are 175-190 DEG C, and four area's temperature are 180-200 DEG C, obtain coarse fodder, casting film-forming is cold
But pack afterwards, casting temperature is 175-200 DEG C.
The performance test of stretch-proof polyethylene film prepared by the present embodiment 1-3 is as shown in table 1 below.
1 performance test data table of table
| Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Resilience (%) | 81 | 80 | 79 |
| Tensile strength (MPa) | 29.8 | 28.6 | 28.1 |
As it can be seen from table 1 the resilience of stretch-proof polyethylene film made from embodiment 1-3 between 79-81%, is drawn
Intensity is stretched between 22.4-26.8MPa.In addition, the flat appearance of film, without perforation, crack-free, resilience is good, tensile strength
Height, can be widely used in packaging field.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
The various modifications and improvement that case is made, should all fall into the protection domain that claims of the present invention determines.
Claims (5)
- A kind of 1. stretch-proof polyethylene film, it is characterised in that：It is made by the raw material of following parts by weight：Low density polyethylene (LDPE) 15- 25 parts, 50-70 parts of linear low density polyethylene, 5-15 parts of metallocene PE, 10-15 parts of polyethylene terephthalate, 3-7 parts of trimethylol-propane trimethacrylate, 5-12 parts of zinc stearate, 14-18 parts of oxidized polyethylene wax, ammonium polyphosphate 12-16 parts, 3-6 parts of nano silicon dioxide, 1-4 parts of silane coupling agent, 3-8 parts of glass fibre, 6-10 parts of irgasfos 168 and ultraviolet 3280.2-0.4 parts of light absorbers.
- 2. stretch-proof polyethylene film according to claim 1, it is characterised in that：It is made by the raw material of following parts by weight： 20 parts of low density polyethylene (LDPE), 60 parts of linear low density polyethylene, 10 parts of metallocene PE, polyethylene terephthalate 10 Part, 5 parts of trimethylol-propane trimethacrylate, 8 parts of zinc stearate, 15 parts of oxidized polyethylene wax, 14 parts of ammonium polyphosphate, receives 3280.2 parts of 4 parts of silica of rice, 3 parts of silane coupling agent, 4 parts of glass fibre, 7 parts of irgasfos 168 and ultra-violet absorber.
- 3. stretch-proof polyethylene film according to claim 1 or 2, it is characterised in that：The silane coupling agent is γ-ammonia Propyl-triethoxysilicane and γ-(the third oxygen of 2,3- epoxies) propyl trimethoxy silicane.
- 4. the stretch-proof polyethylene film described in claim 1-3 any one obtains preparation method, it is characterised in that：Including following Step：(1) glass fibre is shredded, obtains glass fibre of the length in below 0.5mm；(2) weigh low density polyethylene (LDPE), linear low density polyethylene, metallocene PE and polyethylene terephthalate with Stirrer for mixing, and heat while stirring uniformly to 240-270 DEG C, stop heating after keeping the temperature 4-5h；(3) and then in the mixer ammonium polyphosphate, nano silicon dioxide, silane coupling agent, glass fibre, antioxidant are added 168 and ultra-violet absorber 328, stir evenly, and controlled at 260-280 DEG C, keep the temperature 0.5-1h, obtain mixture；(4) mixture obtained by step (3) is extruded through double screw extruder, its Zhong-1 block temperature is 160-170 DEG C, two area's temperature For 165-175 DEG C, three area's temperature are 175-190 DEG C, and four area's temperature are 180-200 DEG C, obtain coarse fodder, casting film-forming, after cooling Packaging.
- 5. the preparation method of stretch-proof polyethylene film according to claim 4, it is characterised in that：In the step (4) Casting temperature is 175-200 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710978994.8A CN107903480A (en) | 2017-10-19 | 2017-10-19 | A kind of stretch-proof polyethylene film and preparation method thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109233076A (en) * | 2018-07-24 | 2019-01-18 | 桐城市正阳包装有限公司 | A kind of Antistatic polyethylene film |
| CN109485963A (en) * | 2018-09-21 | 2019-03-19 | 上海佰鑫新材料科技有限公司 | A kind of fresh-keeping fit film of high temperature resistant and its preparation process |
| CN109593252A (en) * | 2018-12-13 | 2019-04-09 | 苏州新中德新型材料有限公司 | The preparation method of protective film high-temperature resistant membrane |
| CN109627552A (en) * | 2018-12-13 | 2019-04-16 | 苏州新中德新型材料有限公司 | High extension film for protective film |
| CN110722857A (en) * | 2019-10-31 | 2020-01-24 | 浙江比例聚合科技股份有限公司 | PE vacuum aluminized composite film and preparation method thereof |
| CN111205535A (en) * | 2018-11-22 | 2020-05-29 | 中国石油化工股份有限公司 | Antistatic oil-resistant composite material composition, antistatic oil-resistant composite film, preparation method of antistatic oil-resistant composite film and petroleum storage container |
| CN111853652A (en) * | 2020-06-30 | 2020-10-30 | 圣晖系统集成集团股份有限公司 | Emergency lamp and manufacturing method thereof |
| CN112693203A (en) * | 2020-12-28 | 2021-04-23 | 黄山源点新材料科技有限公司 | Winding film and preparation method thereof |
| CN113136062A (en) * | 2021-04-07 | 2021-07-20 | 天津市宝金润达包装有限公司 | PE (polyethylene) winding film and preparation method thereof |
| CN115926300A (en) * | 2022-12-08 | 2023-04-07 | 无锡祺杰科技有限公司 | Puncture-resistant tear-resistant PE (polyethylene) winding film and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109233076A (en) * | 2018-07-24 | 2019-01-18 | 桐城市正阳包装有限公司 | A kind of Antistatic polyethylene film |
| CN109485963A (en) * | 2018-09-21 | 2019-03-19 | 上海佰鑫新材料科技有限公司 | A kind of fresh-keeping fit film of high temperature resistant and its preparation process |
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| CN109627552A (en) * | 2018-12-13 | 2019-04-16 | 苏州新中德新型材料有限公司 | High extension film for protective film |
| CN110722857A (en) * | 2019-10-31 | 2020-01-24 | 浙江比例聚合科技股份有限公司 | PE vacuum aluminized composite film and preparation method thereof |
| CN111853652A (en) * | 2020-06-30 | 2020-10-30 | 圣晖系统集成集团股份有限公司 | Emergency lamp and manufacturing method thereof |
| CN112693203A (en) * | 2020-12-28 | 2021-04-23 | 黄山源点新材料科技有限公司 | Winding film and preparation method thereof |
| CN113136062A (en) * | 2021-04-07 | 2021-07-20 | 天津市宝金润达包装有限公司 | PE (polyethylene) winding film and preparation method thereof |
| CN115926300A (en) * | 2022-12-08 | 2023-04-07 | 无锡祺杰科技有限公司 | Puncture-resistant tear-resistant PE (polyethylene) winding film and preparation method thereof |
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