CA1245144A - Pellicule de polyolefine a couche superficielle resistant aux huiles minerales - Google Patents

Pellicule de polyolefine a couche superficielle resistant aux huiles minerales

Info

Publication number: CA1245144A
Authority: CA; Canada
Prior art keywords: film; vinyl acetate; surface layer; blend; weight
Prior art date: 1983-06-27
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

Application number

CA000445525A

Other languages

English (en)

Inventor

William Z. Snow

Daniel J. Ferguson

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Cryovac LLC

Original Assignee

WR Grace and Co

Priority date (The priority date 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 date listed.)

1983-06-27

Filing date

1984-01-18

Publication date

1988-11-22

1984-01-18 Application filed by WR Grace and Co filed Critical WR Grace and Co

1988-11-22 Application granted granted Critical

1988-11-22 Publication of CA1245144A publication Critical patent/CA1245144A/fr

Status Expired legal-status Critical Current

Links

239000002480 mineral oil Substances 0.000 title claims abstract description 57
235000010446 mineral oil Nutrition 0.000 title claims abstract description 57
239000002344 surface layer Substances 0.000 title claims abstract description 45
229920000098 polyolefin Polymers 0.000 title claims abstract description 7
229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims abstract description 68
239000000203 mixture Substances 0.000 claims abstract description 64
239000004707 linear low-density polyethylene Substances 0.000 claims abstract description 34
229920000092 linear low density polyethylene Polymers 0.000 claims abstract description 29
230000015556 catabolic process Effects 0.000 claims abstract description 16
238000006731 degradation reaction Methods 0.000 claims abstract description 15
239000010410 layer Substances 0.000 claims description 69
239000005038 ethylene vinyl acetate Substances 0.000 claims description 63
XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical group CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 42
229920001577 copolymer Polymers 0.000 claims description 16
230000004888 barrier function Effects 0.000 claims description 13
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 10
239000001301 oxygen Substances 0.000 claims description 10
229910052760 oxygen Inorganic materials 0.000 claims description 10
OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 claims description 2
239000000463 material Substances 0.000 abstract description 61
229920002397 thermoplastic olefin Polymers 0.000 abstract 1
238000000034 method Methods 0.000 description 19
230000000007 visual effect Effects 0.000 description 16
239000000047 product Substances 0.000 description 11
238000001125 extrusion Methods 0.000 description 10
239000003921 oil Substances 0.000 description 9
230000008569 process Effects 0.000 description 8
DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 7
239000012785 packaging film Substances 0.000 description 6
229920006280 packaging film Polymers 0.000 description 6
230000002195 synergetic effect Effects 0.000 description 6
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 5
239000005977 Ethylene Substances 0.000 description 5
229940093470 ethylene Drugs 0.000 description 5
238000009472 formulation Methods 0.000 description 5
229920000642 polymer Polymers 0.000 description 5
238000012360 testing method Methods 0.000 description 5
230000008859 change Effects 0.000 description 4
238000004132 cross linking Methods 0.000 description 4
230000006872 improvement Effects 0.000 description 4
235000013372 meat Nutrition 0.000 description 4
239000000178 monomer Substances 0.000 description 4
238000004806 packaging method and process Methods 0.000 description 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
230000002087 whitening effect Effects 0.000 description 4
229920006257 Heat-shrinkable film Polymers 0.000 description 3
230000006378 damage Effects 0.000 description 3
238000007765 extrusion coating Methods 0.000 description 3
238000004519 manufacturing process Methods 0.000 description 3
238000002844 melting Methods 0.000 description 3
230000008018 melting Effects 0.000 description 3
238000002156 mixing Methods 0.000 description 3
238000012986 modification Methods 0.000 description 3
230000004048 modification Effects 0.000 description 3
229920006300 shrink film Polymers 0.000 description 3
229920001169 thermoplastic Polymers 0.000 description 3
239000004416 thermosoftening plastic Substances 0.000 description 3
239000004698 Polyethylene Substances 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
238000001816 cooling Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
210000004905 finger nail Anatomy 0.000 description 2
-1 polyethylene Polymers 0.000 description 2
229920000573 polyethylene Polymers 0.000 description 2
238000010791 quenching Methods 0.000 description 2
230000000171 quenching effect Effects 0.000 description 2
238000006748 scratching Methods 0.000 description 2
230000002393 scratching effect Effects 0.000 description 2
239000000126 substance Substances 0.000 description 2
KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 1
229920000742 Cotton Polymers 0.000 description 1
101710200114 Cysteine proteinase inhibitor 10 Proteins 0.000 description 1
241001663154 Electron Species 0.000 description 1
BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
230000009471 action Effects 0.000 description 1
230000002730 additional effect Effects 0.000 description 1
230000005540 biological transmission Effects 0.000 description 1
239000003054 catalyst Substances 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
238000000576 coating method Methods 0.000 description 1
239000002131 composite material Substances 0.000 description 1
239000000470 constituent Substances 0.000 description 1
238000011109 contamination Methods 0.000 description 1
238000011156 evaluation Methods 0.000 description 1
238000009459 flexible packaging Methods 0.000 description 1
239000012530 fluid Substances 0.000 description 1
235000013305 food Nutrition 0.000 description 1
238000009432 framing Methods 0.000 description 1
239000002654 heat shrinkable material Substances 0.000 description 1
229920001519 homopolymer Polymers 0.000 description 1
230000000977 initiatory effect Effects 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
230000005865 ionizing radiation Effects 0.000 description 1
230000001678 irradiating effect Effects 0.000 description 1
239000007791 liquid phase Substances 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
238000005259 measurement Methods 0.000 description 1
235000013622 meat product Nutrition 0.000 description 1
239000000155 melt Substances 0.000 description 1
239000011707 mineral Substances 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
238000012858 packaging process Methods 0.000 description 1
230000035699 permeability Effects 0.000 description 1
150000002978 peroxides Chemical class 0.000 description 1
239000002952 polymeric resin Substances 0.000 description 1
230000005855 radiation Effects 0.000 description 1
235000020989 red meat Nutrition 0.000 description 1
230000009467 reduction Effects 0.000 description 1
229920005989 resin Polymers 0.000 description 1
239000011347 resin Substances 0.000 description 1
239000012260 resinous material Substances 0.000 description 1
238000003860 storage Methods 0.000 description 1
229920003002 synthetic resin Polymers 0.000 description 1
229920001897 terpolymer Polymers 0.000 description 1
229920005992 thermoplastic resin Polymers 0.000 description 1
229910052723 transition metal Inorganic materials 0.000 description 1
150000003624 transition metals Chemical class 0.000 description 1
239000012808 vapor phase Substances 0.000 description 1
125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
229920002554 vinyl polymer Polymers 0.000 description 1
229910052727 yttrium Inorganic materials 0.000 description 1
239000004711 α-olefin Substances 0.000 description 1

Landscapes

Laminated Bodies (AREA)

CA000445525A 1983-06-27 1984-01-18 Pellicule de polyolefine a couche superficielle resistant aux huiles minerales Expired CA1245144A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US50840183A	1983-06-27	1983-06-27
US508,401		1983-06-27

Publications (1)

Publication Number	Publication Date
CA1245144A true CA1245144A (fr)	1988-11-22

Family

ID=24022615

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000445525A Expired CA1245144A (fr)	1983-06-27	1984-01-18	Pellicule de polyolefine a couche superficielle resistant aux huiles minerales

Country Status (4)

Country	Link
JP (1)	JPS609738A (fr)
AU (1)	AU2760084A (fr)
CA (1)	CA1245144A (fr)
NZ (1)	NZ207978A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR101620308B1 (ko) *	2008-11-06	2016-05-12	다우 글로벌 테크놀로지스 엘엘씨	전자 디바이스 모듈용의 공압출된 다층 폴리올레핀계 백시트

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5775856A (en) *	1980-10-31	1982-05-12	Kureha Chemical Ind Co Ltd	Laminated film

1984
- 1984-01-18 CA CA000445525A patent/CA1245144A/fr not_active Expired
- 1984-04-27 NZ NZ20797884A patent/NZ207978A/en unknown
- 1984-05-02 AU AU27600/84A patent/AU2760084A/en not_active Abandoned
- 1984-05-04 JP JP59088548A patent/JPS609738A/ja active Granted

Also Published As

Publication number	Publication date
JPS609738A (ja)	1985-01-18
AU2760084A (en)	1985-01-03
NZ207978A (en)	1986-12-05
JPH0450903B2 (fr)	1992-08-17

Legal Events

Date	Code	Title	Description
2005-11-22	MKEX	Expiry

Publication	Publication Date	Title
EP0369790B1 (fr)	1994-11-02	Film perméable à l'oxygène avec étirage/retrait
US4617241A (en)	1986-10-14	Linear polyethylene stretch/shrink films
EP0286430B1 (fr)	1994-06-15	Film flexible avec étirage/retrait
CA1228210A (fr)	1987-10-20	Pellicule devant tenir lieu de contre-fenetre
EP0169640B1 (fr)	1989-01-25	Film orienté comprenant au moins cinq couches
US4551380A (en)	1985-11-05	Oriented heat-sealable multilayer packaging film
US5593747A (en)	1997-01-14	Puncture resistant heat shrinkable film containing narrow molecular weight ethylene alpha olefin
CA1304550C (fr)	1992-07-07	Pellicule d'emballage thermoplastique multicouche et sacs fabriques de cette pellicule
US5397613A (en)	1995-03-14	Puncture resistant heat shrinkable film containing narrow molecular weight ethylene alpha olefin
EP0217596B1 (fr)	1992-01-15	Film orienté barrière d'oxygène
US4820557A (en)	1989-04-11	Thermoplastic packaging film of low I10 /I2
US8017231B1 (en)	2011-09-13	Heat shrinkable films containing single site catalyzed copolymers having long chain branching
US6303233B1 (en)	2001-10-16	Uniaxially shrinkable biaxially oriented polypropylene film
AU731934B2 (en)	2001-04-05	Metallized uniaxially shrinkable biaxially oriented polypropylene film
AU688863B2 (en)	1998-03-19	Multi-layer polyolefin film containing recycle polymer from cross-linked films
AU614005B2 (en)	1991-08-15	Oriented polymeric films and process for enhanced orientation of polymeric films
US5298326A (en)	1994-03-29	Cook in film with improved seal strength and optics
NZ274358A (en)	1998-01-26	Multilayer film having an inner core layer comprising single site catalysed ethylene and alpha-olefin copolymer
NZ207978A (en)	1986-12-05	Polyolefin film with blend including ethylene vinyl acetate copolymer as surface layer