CA2417182C - Pellicule etanche a l'humidite - Google Patents

Pellicule etanche a l'humidite Download PDF

Info

Publication number: CA2417182C
Authority: CA; Canada
Prior art keywords: film; copolymer; epc; layer; layers
Prior art date: 1992-09-18
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 - Fee Related

Application number

CA002417182A

Other languages

English (en)

Other versions

CA2417182A1 (fr

Inventor

Gautam P. Shah

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

Cryovac LLC

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.)

1992-09-18

Filing date

1993-09-15

Publication date

2003-12-02

1993-09-10 Priority claimed from US08/116,798 external-priority patent/US5482771A/en

1993-09-15 Application filed by Cryovac LLC filed Critical Cryovac LLC

1993-09-15 Priority claimed from CA 2106258 external-priority patent/CA2106258C/fr

1994-03-19 Publication of CA2417182A1 publication Critical patent/CA2417182A1/fr

2003-12-02 Application granted granted Critical

2003-12-02 Publication of CA2417182C publication Critical patent/CA2417182C/fr

2013-09-15 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

230000004888 barrier function Effects 0.000 title claims abstract description 43
239000010410 layer Substances 0.000 claims abstract description 137
229920001155 polypropylene Polymers 0.000 claims abstract description 83
239000000203 mixture Substances 0.000 claims abstract description 55
229920001577 copolymer Polymers 0.000 claims abstract description 48
239000012792 core layer Substances 0.000 claims abstract description 39
239000000463 material Substances 0.000 claims abstract description 36
239000013032 Hydrocarbon resin Substances 0.000 claims abstract description 26
229920006270 hydrocarbon resin Polymers 0.000 claims abstract description 26
229920006213 ethylene-alphaolefin copolymer Polymers 0.000 claims abstract description 21
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 14
239000001301 oxygen Substances 0.000 claims abstract description 14
229910052760 oxygen Inorganic materials 0.000 claims abstract description 14
229920001083 polybutene Polymers 0.000 claims abstract description 13
239000000853 adhesive Substances 0.000 claims description 15
230000001070 adhesive effect Effects 0.000 claims description 15
229920001169 thermoplastic Polymers 0.000 claims description 15
239000004416 thermosoftening plastic Substances 0.000 claims description 15
QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 10
239000004952 Polyamide Substances 0.000 claims description 6
239000005038 ethylene vinyl acetate Substances 0.000 claims description 6
229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 6
229920002647 polyamide Polymers 0.000 claims description 6
239000012790 adhesive layer Substances 0.000 claims description 5
229920000219 Ethylene vinyl alcohol Polymers 0.000 abstract description 8
238000004806 packaging method and process Methods 0.000 abstract description 7
230000003287 optical effect Effects 0.000 abstract description 6
UFRKOOWSQGXVKV-UHFFFAOYSA-N ethene;ethenol Chemical compound C=C.OC=C UFRKOOWSQGXVKV-UHFFFAOYSA-N 0.000 abstract description 5
239000004715 ethylene vinyl alcohol Substances 0.000 abstract description 5
229920000554 ionomer Polymers 0.000 abstract description 5
229920001903 high density polyethylene Polymers 0.000 abstract description 3
239000004700 high-density polyethylene Substances 0.000 abstract description 3
239000004743 Polypropylene Substances 0.000 description 50
239000000543 intermediate Substances 0.000 description 19
-1 propylene butene Chemical compound 0.000 description 15
238000000034 method Methods 0.000 description 11
229920005989 resin Polymers 0.000 description 11
239000011347 resin Substances 0.000 description 11
238000001125 extrusion Methods 0.000 description 9
230000005540 biological transmission Effects 0.000 description 8
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 7
239000005977 Ethylene Substances 0.000 description 7
229920001897 terpolymer Polymers 0.000 description 6
230000008569 process Effects 0.000 description 5
239000000565 sealant Substances 0.000 description 5
229920001971 elastomer Polymers 0.000 description 4
229920006280 packaging film Polymers 0.000 description 4
239000012785 packaging film Substances 0.000 description 4
229920001866 very low density polyethylene Polymers 0.000 description 4
239000004708 Very-low-density polyethylene Substances 0.000 description 3
230000008901 benefit Effects 0.000 description 3
150000001732 carboxylic acid derivatives Chemical class 0.000 description 3
235000013305 food Nutrition 0.000 description 3
229920000092 linear low density polyethylene Polymers 0.000 description 3
239000004707 linear low-density polyethylene Substances 0.000 description 3
239000002480 mineral oil Substances 0.000 description 3
235000010446 mineral oil Nutrition 0.000 description 3
229920000642 polymer Polymers 0.000 description 3
238000007789 sealing Methods 0.000 description 3
FQVLRGLGWNWPSS-BXBUPLCLSA-N (4r,7s,10s,13s,16r)-16-acetamido-13-(1h-imidazol-5-ylmethyl)-10-methyl-6,9,12,15-tetraoxo-7-propan-2-yl-1,2-dithia-5,8,11,14-tetrazacycloheptadecane-4-carboxamide Chemical compound N1C(=O)[C@@H](NC(C)=O)CSSC[C@@H](C(N)=O)NC(=O)[C@H](C(C)C)NC(=O)[C@H](C)NC(=O)[C@@H]1CC1=CN=CN1 FQVLRGLGWNWPSS-BXBUPLCLSA-N 0.000 description 2
VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
101000928111 Scheffersomyces stipitis (strain ATCC 58785 / CBS 6054 / NBRC 10063 / NRRL Y-11545) Alcohol dehydrogenase 1 Proteins 0.000 description 2
101000832889 Scheffersomyces stipitis (strain ATCC 58785 / CBS 6054 / NBRC 10063 / NRRL Y-11545) Alcohol dehydrogenase 2 Proteins 0.000 description 2
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
150000001408 amides Chemical class 0.000 description 2
238000010276 construction Methods 0.000 description 2
238000009826 distribution Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
229920005677 ethylene-propylene-butene terpolymer Polymers 0.000 description 2
229920001519 homopolymer Polymers 0.000 description 2
150000002500 ions Chemical class 0.000 description 2
238000003475 lamination Methods 0.000 description 2
239000000314 lubricant Substances 0.000 description 2
238000012423 maintenance Methods 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
239000000178 monomer Substances 0.000 description 2
239000005022 packaging material Substances 0.000 description 2
229920000098 polyolefin Polymers 0.000 description 2
229920006300 shrink film Polymers 0.000 description 2
239000000758 substrate Substances 0.000 description 2
238000012360 testing method Methods 0.000 description 2
229920001862 ultra low molecular weight polyethylene Polymers 0.000 description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
239000001993 wax Substances 0.000 description 2
LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 1
238000003855 Adhesive Lamination Methods 0.000 description 1
229920003313 Bynel® Polymers 0.000 description 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
239000004215 Carbon black (E152) Substances 0.000 description 1
241001517310 Eria Species 0.000 description 1
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
229920010126 Linear Low Density Polyethylene (LLDPE) Polymers 0.000 description 1
239000004594 Masterbatch (MB) Substances 0.000 description 1
241000252067 Megalops atlanticus Species 0.000 description 1
238000005299 abrasion Methods 0.000 description 1
150000008065 acid anhydrides Chemical class 0.000 description 1
229920000800 acrylic rubber Polymers 0.000 description 1
239000000654 additive Substances 0.000 description 1
239000012298 atmosphere Substances 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
239000002981 blocking agent Substances 0.000 description 1
LMHUKLLZJMVJQZ-UHFFFAOYSA-N but-1-ene;prop-1-ene Chemical compound CC=C.CCC=C LMHUKLLZJMVJQZ-UHFFFAOYSA-N 0.000 description 1
BTSYKMBLAXMDRN-UHFFFAOYSA-N butane ethene prop-1-ene Chemical compound CCCC.C=CC.C=C BTSYKMBLAXMDRN-UHFFFAOYSA-N 0.000 description 1
JRPSMDMQPAEKFW-UHFFFAOYSA-N butane;ethene Chemical compound C=C.CCCC JRPSMDMQPAEKFW-UHFFFAOYSA-N 0.000 description 1
IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
239000011280 coal tar Substances 0.000 description 1
238000001816 cooling Methods 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
229920006242 ethylene acrylic acid copolymer Polymers 0.000 description 1
125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
238000007765 extrusion coating Methods 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
238000009472 formulation Methods 0.000 description 1
229920000578 graft copolymer Polymers 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
229930195733 hydrocarbon Natural products 0.000 description 1
150000002430 hydrocarbons Chemical class 0.000 description 1
239000001257 hydrogen Substances 0.000 description 1
229910052739 hydrogen Inorganic materials 0.000 description 1
238000007689 inspection Methods 0.000 description 1
238000010030 laminating Methods 0.000 description 1
229920001684 low density polyethylene Polymers 0.000 description 1
238000005259 measurement Methods 0.000 description 1
229920001179 medium density polyethylene Polymers 0.000 description 1
239000000155 melt Substances 0.000 description 1
229920003145 methacrylic acid copolymer Polymers 0.000 description 1
229940117841 methacrylic acid copolymer Drugs 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
230000035699 permeability Effects 0.000 description 1
239000003209 petroleum derivative Substances 0.000 description 1
230000000704 physical effect Effects 0.000 description 1
229920006149 polyester-amide block copolymer Polymers 0.000 description 1
238000006116 polymerization reaction Methods 0.000 description 1
238000012545 processing Methods 0.000 description 1
125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
229920001384 propylene homopolymer Polymers 0.000 description 1
238000003303 reheating Methods 0.000 description 1
239000012812 sealant material Substances 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
239000012748 slip agent Substances 0.000 description 1
HLWRUJAIJJEZDL-UHFFFAOYSA-M sodium;2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate Chemical compound [Na+].OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC([O-])=O HLWRUJAIJJEZDL-UHFFFAOYSA-M 0.000 description 1
238000003860 storage Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
229920005992 thermoplastic resin Polymers 0.000 description 1
239000004711 α-olefin Substances 0.000 description 1

Landscapes

Laminated Bodies (AREA)

CA002417182A 1992-09-18 1993-09-15 Pellicule etanche a l'humidite Expired - Fee Related CA2417182C (fr)

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
US94724492A	1992-09-18	1992-09-18
US07/947,244		1992-09-18
US08/116,798		1993-09-10
US08/116,798 US5482771A (en)	1992-09-18	1993-09-10	Moisutre barrier film
CA 2106258 CA2106258C (fr)	1992-09-18	1993-09-15	Pellicule etanche a l'humidite

Related Parent Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2106258 Division CA2106258C (fr)	1992-09-18	1993-09-15	Pellicule etanche a l'humidite

Publications (2)

Publication Number	Publication Date
CA2417182A1 CA2417182A1 (fr)	1994-03-19
CA2417182C true CA2417182C (fr)	2003-12-02

Family

ID=27169591

Family Applications (3)

Application Number	Title	Priority Date	Filing Date
CA002417184A Expired - Fee Related CA2417184C (fr)	1992-09-18	1993-09-15	Pellicule etanche a l'humidite
CA002417182A Expired - Fee Related CA2417182C (fr)	1992-09-18	1993-09-15	Pellicule etanche a l'humidite
CA002417179A Expired - Fee Related CA2417179C (fr)	1992-09-18	1993-09-15	Pellicule etanche a l'humidite

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
CA002417184A Expired - Fee Related CA2417184C (fr)	1992-09-18	1993-09-15	Pellicule etanche a l'humidite

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
CA002417179A Expired - Fee Related CA2417179C (fr)	1992-09-18	1993-09-15	Pellicule etanche a l'humidite

Country Status (1)

Country	Link
CA (3)	CA2417184C (fr)

1993
- 1993-09-15 CA CA002417184A patent/CA2417184C/fr not_active Expired - Fee Related
- 1993-09-15 CA CA002417182A patent/CA2417182C/fr not_active Expired - Fee Related
- 1993-09-15 CA CA002417179A patent/CA2417179C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CA2417179A1 (fr)	1994-03-19
CA2417182A1 (fr)	1994-03-19
CA2417184C (fr)	2003-12-09
CA2417184A1 (fr)	1994-03-19
CA2417179C (fr)	2003-11-04

Legal Events

Date	Code	Title	Description
2003-02-19	EEER	Examination request
2009-09-15	MKLA	Lapsed

Publication	Publication Date	Title
US5910374A (en)	1999-06-08	Moisture barrier film
US5482771A (en)	1996-01-09	Moisutre barrier film
AU599771B2 (en)	1990-07-26	Low shrink energy films
EP0388177B1 (fr)	1998-08-19	Film rétractable à force de retrait faible
EP0217596B1 (fr)	1992-01-15	Film orienté barrière d'oxygène
US4726984A (en)	1988-02-23	Oxygen barrier oriented film
CA1150024A (fr)	1983-07-19	Pellicule stratifiee thermoretrecissable en polyolefine
CA1308012C (fr)	1992-09-29	Pellicule de polyolefine multicouche a capacite de contraction elevee mais a faible retrait
US5004647A (en)	1991-04-02	Oxygen barrier biaxially oriented film
US4755419A (en)	1988-07-05	Oxygen barrier oriented shrink film
EP0333443A2 (fr)	1989-09-20	Film barrière étirable
US5332616A (en)	1994-07-26	Produce packaging film
KR20000064446A (ko)	2000-11-06	2축배향폴리에틸렌필름
US6524720B1 (en)	2003-02-25	Moisture barrier film
CA2038800A1 (fr)	1991-11-26	Pellicule a base d'un terpolymere d'ethylene et de propylene
CA1318994C (fr)	1993-06-15	Trame de formage a orientation similaire dans les deux sens et fortement impermeable a l'oxygene
EP0251769B1 (fr)	1994-02-16	Pellicule imperméable à l'oxygène
CA2417182C (fr)	2003-12-02	Pellicule etanche a l'humidite