CA1157612A - Heat shrinkable film and process for preparing the same - Google Patents
Heat shrinkable film and process for preparing the sameInfo
- Publication number
- CA1157612A CA1157612A CA000357481A CA357481A CA1157612A CA 1157612 A CA1157612 A CA 1157612A CA 000357481 A CA000357481 A CA 000357481A CA 357481 A CA357481 A CA 357481A CA 1157612 A CA1157612 A CA 1157612A
- Authority
- CA
- Canada
- Prior art keywords
- film
- temperature
- ethylene polymer
- ethylene
- stretching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 229920006257 Heat-shrinkable film Polymers 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 229920000573 polyethylene Polymers 0.000 claims abstract description 65
- 238000000034 method Methods 0.000 claims abstract description 26
- 238000002844 melting Methods 0.000 claims description 22
- 230000008018 melting Effects 0.000 claims description 22
- -1 polyethylene Polymers 0.000 claims description 18
- 239000004698 Polyethylene Substances 0.000 claims description 16
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 11
- 239000005977 Ethylene Substances 0.000 claims description 11
- 229920001577 copolymer Polymers 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 9
- 229920000642 polymer Polymers 0.000 claims description 7
- 125000004432 carbon atom Chemical group C* 0.000 claims description 6
- 229920001519 homopolymer Polymers 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims 1
- 238000004806 packaging method and process Methods 0.000 abstract description 6
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 238000007664 blowing Methods 0.000 description 10
- 229920001684 low density polyethylene Polymers 0.000 description 6
- 239000004702 low-density polyethylene Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- 229910001006 Constantan Inorganic materials 0.000 description 1
- 108700040458 Drosophila Strn-Mlck Proteins 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 101100208473 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) lcm-2 gene Proteins 0.000 description 1
- 208000037062 Polyps Diseases 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 206010038776 Retching Diseases 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- BXKDSDJJOVIHMX-UHFFFAOYSA-N edrophonium chloride Chemical compound [Cl-].CC[N+](C)(C)C1=CC=CC(O)=C1 BXKDSDJJOVIHMX-UHFFFAOYSA-N 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000005865 ionizing radiation Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 229920005684 linear copolymer Polymers 0.000 description 1
- 229920000092 linear low density polyethylene Polymers 0.000 description 1
- 239000004707 linear low-density polyethylene Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 235000015205 orange juice Nutrition 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
- B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
- B29C55/16—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial simultaneously
-
- 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
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/003—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor characterised by the choice of material
-
- 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
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/06—Making preforms having internal stresses, e.g. plastic memory
- B29C61/08—Making preforms having internal stresses, e.g. plastic memory by stretching tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10506779A JPS5628826A (en) | 1979-08-20 | 1979-08-20 | Thermoshrinking film and manufacturing thereof |
| JP105067/1979 | 1979-08-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1157612A true CA1157612A (en) | 1983-11-29 |
Family
ID=14397605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000357481A Expired CA1157612A (en) | 1979-08-20 | 1980-08-01 | Heat shrinkable film and process for preparing the same |
Country Status (3)
| Country | Link |
|---|---|
| US (2) | US4354997A (cg-RX-API-DMAC10.html) |
| JP (1) | JPS5628826A (cg-RX-API-DMAC10.html) |
| CA (1) | CA1157612A (cg-RX-API-DMAC10.html) |
Families Citing this family (43)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4532189A (en) * | 1982-02-19 | 1985-07-30 | W. R. Grace & Co., Cryovac Div. | Linear polyethylene shrink films |
| US4536365A (en) * | 1983-12-22 | 1985-08-20 | American Cyanamid Company | Process for the manufacture of equally biaxially oriented film |
| US4617241A (en) * | 1984-01-23 | 1986-10-14 | W. R. Grace & Co., Cryovac Div. | Linear polyethylene stretch/shrink films |
| US4590124A (en) * | 1984-05-10 | 1986-05-20 | W. R. Grace & Co., Cryovac Div. | Storm window film |
| US4551380A (en) * | 1984-05-10 | 1985-11-05 | W. R. Grace & Co., Cryovac Div. | Oriented heat-sealable multilayer packaging film |
| US4514465A (en) * | 1984-05-30 | 1985-04-30 | W. R. Grace & Co., Cryovac Div. | Storm window film comprising at least five layers |
| US5256351A (en) * | 1985-06-17 | 1993-10-26 | Viskase Corporation | Process for making biaxially stretched, heat shrinkable VLDPE films |
| US5059481A (en) * | 1985-06-17 | 1991-10-22 | Viskase Corporation | Biaxially stretched, heat shrinkable VLDPE film |
| US4976898A (en) * | 1985-06-17 | 1990-12-11 | Viskase Corporation | Process for making puncture resistant, heat-shrinkable films containing very low density polyethylene |
| CA1340037C (en) * | 1985-06-17 | 1998-09-08 | Stanley Lustig | Puncture resistant, heat-shrinkable films containing very low density polyethylene copolymer |
| US4853602A (en) * | 1985-12-24 | 1989-08-01 | E. I. Dupont De Nemours And Company | System for using synchronous secondaries of a linear motor to biaxially draw plastic films |
| CA1297651C (en) * | 1986-03-03 | 1992-03-24 | Tomoji Mizutani | Heat shrinkable film |
| WO1988010188A1 (en) * | 1987-06-17 | 1988-12-29 | E.I. Du Pont De Nemours And Company | System for using synchronous secondaries of a linear motor to biaxially draw plastic films |
| EP0299750B1 (en) * | 1987-07-13 | 1994-09-28 | Mitsubishi Kasei Corporation | Linear polyethylene film and process for producing the same |
| JPH0729378B2 (ja) * | 1987-08-14 | 1995-04-05 | 株式会社興人 | ポリエチレン系熱収縮性フィルムの製造方法 |
| JPH0825670B2 (ja) * | 1987-08-19 | 1996-03-13 | キヤノン株式会社 | 用紙斜送装置 |
| US4814135A (en) * | 1987-12-22 | 1989-03-21 | Union Carbide Corporation | Process for extrusion |
| CA1294101C (en) * | 1988-09-21 | 1992-01-14 | Hideo Isozaki | Process for preparing heat shrinkable polyethylene film |
| DK399489D0 (da) * | 1989-04-10 | 1989-08-14 | Kohjin Co | Straek- og varmekrympbar polyaetylenfolie |
| US5298202A (en) * | 1989-07-28 | 1994-03-29 | W. R. Grace & Co.-Conn. | Double bubble process for making strong, thin film |
| US6025448A (en) * | 1989-08-31 | 2000-02-15 | The Dow Chemical Company | Gas phase polymerization of olefins |
| US5158836A (en) * | 1991-02-21 | 1992-10-27 | W. R. Grace & Co.-Conn. | Oriented film of high clarity and gloss |
| US5219666A (en) * | 1990-03-23 | 1993-06-15 | W.R. Grace & Co.-Conn. | Oriented film of high clarity and gloss |
| US5216800A (en) * | 1990-04-28 | 1993-06-08 | Mazda Motor Corporation | Method and apparatus for attaching a lid member of automobile |
| US6538080B1 (en) | 1990-07-03 | 2003-03-25 | Bp Chemicals Limited | Gas phase polymerization of olefins |
| CA2048296C (en) * | 1990-08-13 | 2002-09-24 | Henry G. Schirmer | Blends of polypropylene and ethylene copolymer and films made from the blend |
| US5165965A (en) * | 1990-12-28 | 1992-11-24 | Reynolds Metals Company | Method for providing predistored images on shrinkable film |
| US5525695A (en) | 1991-10-15 | 1996-06-11 | The Dow Chemical Company | Elastic linear interpolymers |
| US5395471A (en) * | 1991-10-15 | 1995-03-07 | The Dow Chemical Company | High drawdown extrusion process with greater resistance to draw resonance |
| US5278272A (en) | 1991-10-15 | 1994-01-11 | The Dow Chemical Company | Elastic substantialy linear olefin polymers |
| US5674342A (en) * | 1991-10-15 | 1997-10-07 | The Dow Chemical Company | High drawdown extrusion composition and process |
| US5582923A (en) * | 1991-10-15 | 1996-12-10 | The Dow Chemical Company | Extrusion compositions having high drawdown and substantially reduced neck-in |
| US5783638A (en) * | 1991-10-15 | 1998-07-21 | The Dow Chemical Company | Elastic substantially linear ethylene polymers |
| JPH0664039A (ja) * | 1992-08-20 | 1994-03-08 | Mitsui Petrochem Ind Ltd | ２軸延伸フィルムの製造方法及び製造装置、並びにシュリンクフィルム |
| DE4313153C1 (de) * | 1993-04-22 | 1994-05-05 | Stewing Nachrichtentechnik | Verfahren zur Verminderung der Rißanfälligkeit bei einer wärmerückstellbaren Werkstoffbahn |
| US6322883B1 (en) | 1994-07-15 | 2001-11-27 | Exxonmobil Oil Corporation | Uniaxially shrinkable biaxially oriented polypropylene film with HDPE skin |
| US5773106A (en) * | 1994-10-21 | 1998-06-30 | The Dow Chemical Company | Polyolefin compositions exhibiting heat resistivity, low hexane-extractives and controlled modulus |
| US6685871B2 (en) * | 2001-05-15 | 2004-02-03 | Honeywell International Inc. | Toughened biaxially oriented film |
| US7147930B2 (en) | 2003-12-16 | 2006-12-12 | Curwood, Inc. | Heat-shrinkable packaging films with improved sealing properties and articles made thereof |
| DE102005014474A1 (de) * | 2005-03-27 | 2006-10-05 | Huhtamaki Forchheim Zweigniederlassung Der Huhtamaki Deutschland Gmbh & Co. Kg | Verfahren zum Herstellen einer gereckten Kunststoff-Folie |
| CN101117036A (zh) * | 2006-07-31 | 2008-02-06 | 陶氏全球科技股份有限公司 | 层状膜组合、由其制备的包装以及使用方法 |
| US10363700B2 (en) | 2011-08-26 | 2019-07-30 | Dow Global Technologies Llc | Bioriented polyethylene film |
| US9902102B2 (en) * | 2013-08-30 | 2018-02-27 | Berry Plastics Corporation | Process for forming film |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3022543A (en) * | 1958-02-07 | 1962-02-27 | Grace W R & Co | Method of producing film having improved shrink energy |
| GB938766A (en) * | 1961-01-30 | 1963-10-09 | Grace W R & Co | Transparent polyethylene film |
| DE1504458C3 (de) * | 1963-12-19 | 1975-10-02 | Hoechst Ag, 6000 Frankfurt | Biaxial gestreckte Hochdruckpolyäthylenflachfolie und Verfahren zu ihrer Herstellung |
| US3299194A (en) * | 1964-03-09 | 1967-01-17 | Du Pont | Oriented films of ethylene polymers |
| US3509116A (en) * | 1966-04-13 | 1970-04-28 | Grace W R & Co | Ethylene-butene copolymer |
| US3465072A (en) * | 1966-10-20 | 1969-09-02 | Grace W R & Co | Method for forming biaxially oriented film |
| GB1189999A (en) * | 1966-11-30 | 1970-04-29 | Grace W R & Co | Production of Biaxially Oriented Films |
| US3891737A (en) * | 1973-11-21 | 1975-06-24 | Reynolds Metals Co | Method of making a heat shrinkable film of polyethylene copolymers thereof and article produced therefrom |
| JPS5952643B2 (ja) * | 1977-01-27 | 1984-12-20 | 三井化学株式会社 | エチレン共重合体 |
| US4192935A (en) * | 1978-01-06 | 1980-03-11 | DuPont of Canada Limited | Ethylene polymers of high melt index |
| DE2801541A1 (de) * | 1978-01-14 | 1979-07-19 | Hoechst Ag | Aethylencopolymere und ihre verwendung zur herstellung von folien |
| AU523866B2 (en) * | 1978-04-18 | 1982-08-19 | Du Pont Canada Inc. | Manufacture of film |
| US4258166A (en) * | 1979-06-08 | 1981-03-24 | Mobil Oil Corporation | Low density polyethylene film |
-
1979
- 1979-08-20 JP JP10506779A patent/JPS5628826A/ja active Granted
-
1980
- 1980-08-01 CA CA000357481A patent/CA1157612A/en not_active Expired
- 1980-08-11 US US06/177,185 patent/US4354997A/en not_active Expired - Lifetime
-
1982
- 1982-02-19 US US06/350,376 patent/US4463153A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4463153A (en) | 1984-07-31 |
| JPS5628826A (en) | 1981-03-23 |
| US4354997A (en) | 1982-10-19 |
| JPS5736142B2 (cg-RX-API-DMAC10.html) | 1982-08-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry | ||
| MKEX | Expiry |
Effective date: 20001129 |