CN103012914B - A kind of preparation method of the plastic film for wrapping that contains phthalic acid polyester - Google Patents
A kind of preparation method of the plastic film for wrapping that contains phthalic acid polyester Download PDFInfo
- Publication number
- CN103012914B CN103012914B CN201210482117.9A CN201210482117A CN103012914B CN 103012914 B CN103012914 B CN 103012914B CN 201210482117 A CN201210482117 A CN 201210482117A CN 103012914 B CN103012914 B CN 103012914B
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- China
- Prior art keywords
- powder
- phthalic acid
- acid polyester
- wrapping
- plastic film
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Classifications
-
- 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
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a kind of preparation method of the plastic film for wrapping that contains phthalic acid polyester, it is to be made by the raw material of following weight parts: SG-1 type polyvinyl chloride 10-15, chlorinated paraffin wax 3-5, Tissuemat E powder 2-3, isopropyl distearyl acyl-oxygen base Aluminate 1-2, diatomite 4-8, mLLDPE metallocene linear polyethylene 35-40, LDPE low density polyethylene (LDPE) 45-50, polyisobutene 2.5-4, poly--4-methyl-1-pentene? 2.5-3.5, coumarone indene resin 2-4, modification calcining feldspar in powder 5-7, antioxidant 10351.5-2, phthalic acid polyester 1.5-2.5, octyl epoxy stearate 2.2-3.6, dolomol 0.5-1, modified alta-mud 2.3-5.2. barrier of the present invention and air-tightness are good, and resistance to pressure and resistance to impact are outstanding, have again the feature that heat seal strength is high, heat sealability is good simultaneously.
Description
Technical field
The present invention relates to packaging material field, is exactly a kind of preparation method of the plastic film for wrapping that contains phthalic acid polyester.
Background technology
China is that world's packaging is manufactured and consumption big country, and the ratio of plastics package in the Packaging Industry gross output value exceeded 30%, becomes the fresh combatants in Packaging Industry, bringing into play irreplaceable effect in food, beverage, commodity and industrial and agricultural production every field. In recent years, packaging product, the packaging material of plastics package industry grow steadily, and new packaging materials, new technology, new technology, new product continue to bring out. Food packing plastic substrate film is produced with polyethylene raw material conventionally, has the polyethylene raw material that can be used for making food packing plastic substrate film of multiple superior performance on Vehicles Collected from Market. From main plastics variety, in plastics package field, the consumption of density polyethylene film with high will continue steady growth. The polyethylene film of individual layer is poor to the barrier of the gases such as oxygen, while packing the food such as fried class, easily cause sealing part to pollute, general flexible package punch polyethylene film is poor to the sealing property of this type of packaging, can not meet its technology of the package and the requirement of connection with wrapping of piece storage period, therefore must adopt barrier property and be mingled with all good multilaminar polyethylene modified film or laminated films of sealing property.
Summary of the invention
The object of the present invention is to provide a kind of preparation method of the plastic film for wrapping that contains phthalic acid polyester, this material heat sealability is good.
Above-mentioned purpose realizes by following scheme:
A preparation method for the plastic film for wrapping that contains phthalic acid polyester, is characterized in that: comprise the following steps:
(1) potassic feldspar is calcined to 4-6 hour at 500-600 DEG C, pulverize, the hydrogen peroxide solution that is 10-15% by concentration soaks 5-6 hour, dry, then the sodium hydroxide solution that is 8-12% by concentration soaks 7-8 hour, oven dry, mix with the di-2-ethylhexyl maleate that is equivalent to feldspar in powder weight 1-2% again, pulverize, cross 100-200 mesh sieve, obtain modification calcining feldspar in powder for subsequent use;
(2) hydrogen peroxide solution that is 14-18% by bentonite by concentration soaks 4-6 hour, dry, at 400-500 DEG C, calcine 5-7 hour again, pulverize, mix with the ATBC that is equivalent to powder weight 1-2% again, after stirring, pulverize, cross 200-400 mesh sieve, obtain modified alta-mud for subsequent use;
(3) chlorinated paraffin wax, Tissuemat E powder are joined in batch mixer, be warming up to 85-90 DEG C, add SG-1 type polyvinyl chloride to stir after 5-10 minute, add isopropyl distearyl acyl-oxygen base Aluminate to stir after 15-20 minute, add again modified alta-mud, modification calcining feldspar in powder, diatomite, coumarone indene resin, be heated to 105-115 DEG C, stir 30-50 minute; After adding other raw material to stir, send into extrusion machine fused mass again and extrude, melt temperature is 180-190 DEG C; Carry out the sizing of die head blown film, die head temperature is to raise gradually from bottom to top, and its scope control is at 190-205 DEG C; Then traction cutting; Last rolling, to obtain final product;
The described plastic film for wrapping that contains phthalic acid polyester, it is to be made by the raw material of following weight parts: SG-1 type polyvinyl chloride 10-15, chlorinated paraffin wax 3-5, Tissuemat E powder 2-3, isopropyl distearyl acyl-oxygen base Aluminate 1-2, diatomite 4-8, mLLDPE metallocene linear polyethylene 35-40, LDPE low density polyethylene (LDPE) 45-50, polyisobutene 2.5-4, poly--4-methyl-1-pentene 2.5-3.5, coumarone indene resin 2-4, modification calcining feldspar in powder 5-7, antioxidant 10351.5-2, phthalic acid polyester 1.5-2.5, octyl epoxy stearate 2.2-3.6, dolomol 0.5-1, modified alta-mud 2.3-5.2.
The preparation method of described a kind of plastic film for wrapping that contains phthalic acid polyester, is characterized in that: the rotating speed of described extruder is controlled at 90-100r/min.
Beneficial effect of the present invention is: barrier of the present invention and air-tightness are good, and resistance to pressure and resistance to impact are outstanding, has again the feature that heat seal strength is high, heat sealability is good simultaneously.
Detailed description of the invention
A preparation method for the plastic film for wrapping that contains phthalic acid polyester, comprises the following steps:
(1) potassic feldspar is calcined 6 hours at 520 DEG C, pulverize, the hydrogen peroxide solution that is 15% by concentration soaks 6 hours, dry, then the sodium hydroxide solution that is 8% with concentration soak 8 hours, oven dry, mix with the di-2-ethylhexyl maleate that is equivalent to feldspar in powder weight 1% again, pulverize, cross 100 mesh sieves, obtain modification calcining feldspar in powder for subsequent use;
(2) hydrogen peroxide solution that is 14% by bentonite by concentration soaks 4 hours, dries, then at 400 DEG C, calcines 5 hours, pulverize, then mix with the ATBC that is equivalent to powder weight 1%, after stirring, pulverize, cross 200 mesh sieves, obtain modified alta-mud for subsequent use;
(3) chlorinated paraffin wax, Tissuemat E powder are joined in batch mixer, be warming up to 90 DEG C, add SG-1 type polyvinyl chloride to stir after 10 minutes, add isopropyl distearyl acyl-oxygen base Aluminate to stir after 20 minutes, add again modified alta-mud, modification calcining feldspar in powder, diatomite, coumarone indene resin, be heated to 115 DEG C, stir 50 minutes; After adding other raw material to stir, send into extrusion machine fused mass again and extrude, the rotating speed of extruder is controlled at 100r/min, and melt temperature is 190 DEG C; Carry out the sizing of die head blown film, die head temperature is to raise gradually from bottom to top, and its scope control is at 205 DEG C; Then traction cutting; Last rolling, to obtain final product;
The described plastic film for wrapping that contains phthalic acid polyester, it is to be made by the raw material of following weight parts (kg): SG-1 type polyvinyl chloride 15, chlorinated paraffin wax 5, Tissuemat E powder 3, isopropyl distearyl acyl-oxygen base Aluminate 2, diatomite 8, mLLDPE metallocene linear polyethylene 40, LDPE low density polyethylene (LDPE) 50, polyisobutene 4, poly--4-methyl-1-pentene 3.5, coumarone indene resin 4, modification calcining feldspar in powder 7, antioxidant 10352, phthalic acid polyester 2.5, octyl epoxy stearate 3.1, dolomol 0.9, modified alta-mud 4.7.
The performance parameter of the product that the present embodiment is produced is: hot strength: 59Mpa; Elongation at break: 1019%; Heat seal strength: 12.1; Coefficient of friction: 0.209.
Claims (2)
1. a preparation method who contains the plastic film for wrapping of phthalic acid polyester, is characterized in that: comprise the following steps:
(1) potassic feldspar is calcined to 4-6 hour at 500-600 DEG C, pulverize, the hydrogen peroxide solution that is 10-15% by concentration soaks 5-6 hour, dry, then the sodium hydroxide solution that is 8-12% by concentration soaks 7-8 hour, oven dry, mix with the di-2-ethylhexyl maleate that is equivalent to feldspar in powder weight 1-2% again, pulverize, cross 100-200 mesh sieve, obtain modification calcining feldspar in powder for subsequent use;
(2) hydrogen peroxide solution that is 14-18% by bentonite by concentration soaks 4-6 hour, dry, at 400-500 DEG C, calcine 5-7 hour again, pulverize, mix with the ATBC that is equivalent to powder weight 1-2% again, after stirring, pulverize, cross 200-400 mesh sieve, obtain modified alta-mud for subsequent use;
(3) chlorinated paraffin wax, Tissuemat E powder are joined in batch mixer, be warming up to 85-90 DEG C, add SG-1 type polyvinyl chloride to stir after 5-10 minute, add isopropyl distearyl acyl-oxygen base Aluminate to stir after 15-20 minute, add again modified alta-mud, modification calcining feldspar in powder, diatomite, coumarone indene resin, be heated to 105-115 DEG C, stir 30-50 minute, after adding other raw material to stir, send into extrusion machine fused mass again and extrude, melt temperature is 180-190 DEG C, carry out the sizing of die head blown film, die head temperature is to raise gradually from bottom to top, and its scope control is at 190-205 DEG C, then traction cutting, last rolling, to obtain final product, the described plastic film for wrapping that contains phthalic acid polyester, it is to be made by the raw material of following weight parts: SG-1 type polyvinyl chloride 10-15, chlorinated paraffin wax 3-5, Tissuemat E powder 2-3, isopropyl distearyl acyl-oxygen base Aluminate 1-2, diatomite 4-8, mLLDPE metallocene linear-low density polyethylene 35-40, LDPE low density polyethylene (LDPE) 45-50, polyisobutene 2.5-4, poly--4-methyl-1-pentene 2.5-3.5, coumarone indene resin 2-4, modification calcining feldspar in powder 5-7, antioxidant 10351.5-2, phthalic acid polyester 1.5-2.5, octyl epoxy stearate 2.2-3.6, dolomol 0.5-1, modified alta-mud 2.3-5.2.
2. the preparation method of a kind of plastic film for wrapping that contains phthalic acid polyester according to claim 1, is characterized in that: the rotating speed of described extruder is controlled at 90-100r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210482117.9A CN103012914B (en) | 2012-11-25 | 2012-11-25 | A kind of preparation method of the plastic film for wrapping that contains phthalic acid polyester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210482117.9A CN103012914B (en) | 2012-11-25 | 2012-11-25 | A kind of preparation method of the plastic film for wrapping that contains phthalic acid polyester |
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| Publication Number | Publication Date |
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| CN103012914A CN103012914A (en) | 2013-04-03 |
| CN103012914B true CN103012914B (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210482117.9A Active CN103012914B (en) | 2012-11-25 | 2012-11-25 | A kind of preparation method of the plastic film for wrapping that contains phthalic acid polyester |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103509279B (en) * | 2013-09-06 | 2016-03-23 | 安徽华通电缆集团有限公司 | A kind of Water-resistant PVC cable sheath material |
| CN105131465A (en) * | 2015-09-08 | 2015-12-09 | 滁州绿泉生态农业有限公司 | Anti-drop film special for precocious flowering period of North American begonia |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1415468A (en) * | 2002-09-02 | 2003-05-07 | 江苏琼花高科技股份有限公司 | Method for preparing new protective film without incohesion |
| CN102328484A (en) * | 2011-03-02 | 2012-01-25 | 厦门聚富塑胶制品有限公司 | Environmentally-friendly stretchable winding film |
| CN102504399A (en) * | 2011-11-02 | 2012-06-20 | 厦门聚富塑胶制品有限公司 | Fragrance anti-seepage PE (Poly Ethylene) preservative film |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR0161751B1 (en) * | 1995-12-22 | 1999-01-15 | 이종학 | Polyvinylchloride laminate for agricultural film and method of making the same |
| JP4906019B2 (en) * | 2001-07-11 | 2012-03-28 | 電気化学工業株式会社 | Stretch film |
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- 2012-11-25 CN CN201210482117.9A patent/CN103012914B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1415468A (en) * | 2002-09-02 | 2003-05-07 | 江苏琼花高科技股份有限公司 | Method for preparing new protective film without incohesion |
| CN102328484A (en) * | 2011-03-02 | 2012-01-25 | 厦门聚富塑胶制品有限公司 | Environmentally-friendly stretchable winding film |
| CN102504399A (en) * | 2011-11-02 | 2012-06-20 | 厦门聚富塑胶制品有限公司 | Fragrance anti-seepage PE (Poly Ethylene) preservative film |
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| CN103012914A (en) | 2013-04-03 |
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Effective date of registration: 20191203 Address after: 537200 No.11, nongmao community, Guinan Middle Road, Xishan Town, Guiping City, Guigang City, Guangxi Zhuang Autonomous Region Patentee after: Guiping Market Supervision Administration Address before: 241000 Anhui city of Wuhu province Jiujiang Development Zone Patentee before: Anhui Liufang Zhonglian Mechanical Share Co.,Ltd. |
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