SE461714B - Samstraengsprutad roerformig flerskiktskrympfilm samt foerfarande foer dess framstaellning - Google Patents

Samstraengsprutad roerformig flerskiktskrympfilm samt foerfarande foer dess framstaellning

Info

Publication number: SE461714B
Authority: SE; Sweden
Prior art keywords: layer; thickness; ethylene; film; tubular
Prior art date: 1982-12-15

Application number

SE8305254A

Other languages

English (en)

Swedish (sv)

Other versions

SE8305254D0 (sv

SE8305254L (sv

Inventor

J J Walters

P T Voso

K N Caldwell

Original Assignee

Grace W R & 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.)

1982-12-15

Filing date

1983-09-28

Publication date

1990-03-19

1983-09-28 Application filed by Grace W R & Co filed Critical Grace W R & Co

1983-09-28 Publication of SE8305254D0 publication Critical patent/SE8305254D0/xx

1984-06-16 Publication of SE8305254L publication Critical patent/SE8305254L/xx

1990-03-19 Publication of SE461714B publication Critical patent/SE461714B/sv

Links

238000000034 method Methods 0.000 title claims description 12
238000002360 preparation method Methods 0.000 title description 2
238000007789 sealing Methods 0.000 claims description 43
229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 25
239000005038 ethylene vinyl acetate Substances 0.000 claims description 24
229920005604 random copolymer Polymers 0.000 claims description 18
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 15
239000005977 Ethylene Substances 0.000 claims description 15
239000000203 mixture Substances 0.000 claims description 12
XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 11
230000004888 barrier function Effects 0.000 claims description 11
-1 propylene-ethylene Chemical group 0.000 claims description 11
239000000463 material Substances 0.000 claims description 7
229920001986 Vinylidene chloride-vinyl chloride copolymer Polymers 0.000 claims description 6
229920006300 shrink film Polymers 0.000 claims description 5
238000002156 mixing Methods 0.000 claims description 4
230000001678 irradiating effect Effects 0.000 claims description 2
238000007765 extrusion coating Methods 0.000 claims 1
239000010410 layer Substances 0.000 description 98
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
229920001577 copolymer Polymers 0.000 description 15
238000004519 manufacturing process Methods 0.000 description 11
239000000758 substrate Substances 0.000 description 11
239000004743 Polypropylene Substances 0.000 description 9
238000009835 boiling Methods 0.000 description 9
229920001155 polypropylene Polymers 0.000 description 6
238000012360 testing method Methods 0.000 description 5
238000002844 melting Methods 0.000 description 4
230000008018 melting Effects 0.000 description 4
229920005653 propylene-ethylene copolymer Polymers 0.000 description 4
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 description 3
230000005540 biological transmission Effects 0.000 description 3
DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 3
239000012792 core layer Substances 0.000 description 3
238000004132 cross linking Methods 0.000 description 3
239000007789 gas Substances 0.000 description 3
239000000155 melt Substances 0.000 description 3
229920000642 polymer Polymers 0.000 description 3
239000002344 surface layer Substances 0.000 description 3
VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
239000011248 coating agent Substances 0.000 description 2
238000000576 coating method Methods 0.000 description 2
239000002131 composite material Substances 0.000 description 2
238000001816 cooling Methods 0.000 description 2
HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 2
238000007654 immersion Methods 0.000 description 2
239000001301 oxygen Substances 0.000 description 2
229910052760 oxygen Inorganic materials 0.000 description 2
238000012856 packing Methods 0.000 description 2
230000005855 radiation Effects 0.000 description 2
230000001105 regulatory effect Effects 0.000 description 2
239000000725 suspension Substances 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
101100291267 Drosophila melanogaster Miga gene Proteins 0.000 description 1
229920002943 EPDM rubber Polymers 0.000 description 1
239000004908 Emulsion polymer Substances 0.000 description 1
229920006257 Heat-shrinkable film Polymers 0.000 description 1
241001122767 Theaceae Species 0.000 description 1
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
230000001133 acceleration Effects 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
230000001276 controlling effect Effects 0.000 description 1
230000007423 decrease Effects 0.000 description 1
238000011161 development Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000000839 emulsion Substances 0.000 description 1
229920001038 ethylene copolymer Polymers 0.000 description 1
229920005674 ethylene-propylene random copolymer Polymers 0.000 description 1
238000001125 extrusion Methods 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
238000011049 filling Methods 0.000 description 1
238000005242 forging Methods 0.000 description 1
239000004519 grease Substances 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
239000012793 heat-sealing layer Substances 0.000 description 1
230000005865 ionizing radiation Effects 0.000 description 1
235000013372 meat Nutrition 0.000 description 1
239000002184 metal Substances 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
239000000178 monomer Substances 0.000 description 1
229920003023 plastic Polymers 0.000 description 1
239000004033 plastic Substances 0.000 description 1
235000020991 processed meat Nutrition 0.000 description 1
QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
239000011241 protective layer Substances 0.000 description 1
229920005989 resin Polymers 0.000 description 1
239000011347 resin Substances 0.000 description 1
239000000565 sealant Substances 0.000 description 1
239000003566 sealing material Substances 0.000 description 1
239000002356 single layer Substances 0.000 description 1
238000005507 spraying Methods 0.000 description 1
229920002725 thermoplastic elastomer Polymers 0.000 description 1
239000012815 thermoplastic material Substances 0.000 description 1
238000012546 transfer Methods 0.000 description 1
229920002554 vinyl polymer Polymers 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
- 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
- B29C61/0608—Making preforms having internal stresses, e.g. plastic memory characterised by the configuration or structure of the preforms
- B29C61/0616—Making preforms having internal stresses, e.g. plastic memory characterised by the configuration or structure of the preforms layered or partially layered preforms, e.g. preforms with layers of adhesive or sealing compositions
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B1/00—Layered products having a non-planar shape
- B32B1/08—Tubular products
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0008—Electrical discharge treatment, e.g. corona, plasma treatment; wave energy or particle radiation
- 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
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/04—After-treatment of articles without altering their shape; Apparatus therefor by wave energy or particle radiation, e.g. for curing or vulcanising preformed articles
- 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
- 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
- B29K2023/08—Copolymers of ethylene
- B29K2023/083—EVA, i.e. ethylene vinyl acetate copolymer
- 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
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/72—Cured, e.g. vulcanised, cross-linked
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/732—Dimensional properties
- B32B2307/734—Dimensional stability
- B32B2307/736—Shrinkable
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2310/00—Treatment by energy or chemical effects
- B32B2310/08—Treatment by energy or chemical effects by wave energy or particle radiation
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2323/00—Polyalkenes
- B32B2323/04—Polyethylene
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2323/00—Polyalkenes
- B32B2323/10—Polypropylene
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2327/00—Polyvinylhalogenides
- B32B2327/06—PVC, i.e. polyvinylchloride
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2331/00—Polyvinylesters
- B32B2331/04—Polymers of vinyl acetate, e.g. PVA
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2597/00—Tubular articles, e.g. hoses, pipes
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S383/00—Flexible bags
- Y10S383/908—Material having specified grain direction or molecular orientation
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1328—Shrinkable or shrunk [e.g., due to heat, solvent, volatile agent, restraint removal, etc.]
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/31909—Next to second addition polymer from unsaturated monomers
- Y10T428/31928—Ester, halide or nitrile of addition polymer

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
Plasma & Fusion (AREA)
Thermal Sciences (AREA)
Laminated Bodies (AREA)
Wrappers (AREA)

SE8305254A 1982-12-15 1983-09-28 Samstraengsprutad roerformig flerskiktskrympfilm samt foerfarande foer dess framstaellning SE461714B (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/449,895 US4501780A (en)	1982-12-15	1982-12-15	Tubular film having sealing layer of propylene ethylene random copolymer

Publications (3)

Publication Number	Publication Date
SE8305254D0 SE8305254D0 (sv)	1983-09-28
SE8305254L SE8305254L (sv)	1984-06-16
SE461714B true SE461714B (sv)	1990-03-19

Family

ID=23785909

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE8305254A SE461714B (sv)	1982-12-15	1983-09-28	Samstraengsprutad roerformig flerskiktskrympfilm samt foerfarande foer dess framstaellning

Country Status (14)

Country	Link
US (1)	US4501780A (da)
JP (1)	JPS59115844A (da)
AU (1)	AU565442B2 (da)
BR (1)	BR8305897A (da)
CA (1)	CA1199770A (da)
DE (1)	DE3342577A1 (da)
DK (1)	DK164653C (da)
FR (1)	FR2541183B1 (da)
IT (1)	IT1169141B (da)
MX (1)	MX164839B (da)
NL (1)	NL190363C (da)
NZ (1)	NZ205578A (da)
SE (1)	SE461714B (da)
ZA (1)	ZA837365B (da)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1989007077A1 (en) *	1983-03-18	1989-08-10	Sun Joseph Zu	Heat shrinkable film
US4707389A (en) *	1983-09-30	1987-11-17	Baxter Travenol Laboratories, Inc.	Multilayer tube, assembly and method
GB2149345B (en) *	1983-11-09	1987-03-11	Grace W R & Co	Heat sterilizable laminate films
US4737391A (en) *	1984-12-03	1988-04-12	Viskase Corporation	Irradiated multilayer film for primal meat packaging
US4997690A (en) *	1984-12-03	1991-03-05	Viskase Corporation	Irradiated multilayer film for primal meat packaging
US4865780A (en) *	1984-12-03	1989-09-12	Viskase Corporation	Process for producing irradiated multilayer film for primal meat packaging
US4894107A (en)	1985-05-16	1990-01-16	American National Can Company	Process for making multiple layer polymeric films
US7052753B1 (en)	1985-05-16	2006-05-30	Pechiney Emballage Flexible Europe	Multiple layer polymeric films and process for making them
US4714638A (en) *	1985-06-14	1987-12-22	Viskase Corporation	Irradiated multilayer film for primal meat packaging
ATE67965T1 (de) *	1986-04-15	1991-10-15	Grace W R & Co	Mehrschichtiger verpackungsfilm.
JPH044149B2 (da) *	1986-06-19	1992-01-27
US4857399A (en) *	1986-12-29	1989-08-15	Viskase Corporation	Shrink film
US5635261A (en) *	1989-10-10	1997-06-03	Viskase Corporation	Thermoplastic film incorporating high melt index resins
DE3934247A1 (de) *	1989-10-13	1991-04-18	Mildenberger & Willing Verpack	Verfahren zur herstellung einer abziehbaren abdeckfolie (peelfolie)
US5254089A (en) *	1992-04-02	1993-10-19	Boston Scientific Corp.	Medication dispensing balloon catheter
CA2082008C (en) *	1992-11-03	2002-12-10	John Cresswell Wood	Improved print lock process
US7316833B1 (en)	1993-06-24	2008-01-08	Penchiney Emballage Flexible Europe	Multi-layer thermoplastic films and packages made therefrom
US5614297A (en) *	1994-05-19	1997-03-25	Viskase Corporation	Polyolefin stretch film
US6576305B2 (en) *	1996-06-07	2003-06-10	Saint-Gobain Vetrotex America, Inc.	Package having a multilayer film disposed around a layered coil of filament strands
USH1816H (en) *	1998-07-01	1999-11-02	Cryovac, Inc.	Oriented, tubular film and heat-shrinkable, peelable bag for vacuum skin packaging
EP1193052A1 (en) *	2000-09-29	2002-04-03	Cryovac, Inc.	New heat-shrinkable multi-layer thermoplastic film and container obtained therefrom
US20110064339A1 (en) *	2003-04-25	2011-03-17	Louis Chertkow	Pharmacy Bag
US7041042B2 (en) *	2003-04-25	2006-05-09	Elkay Plastics Company, Inc.	Method for making a seamless plastic motion discomfort receptacle
US7472724B2 (en) *	2003-08-18	2009-01-06	Electrolock, Inc.	Method and apparatus for creating, using, and dispensing tubes
US20050129885A1 (en) *	2003-12-12	2005-06-16	Mize James A.	Paired bags and method of making same
US7344022B2 (en) *	2006-04-07	2008-03-18	Madson Products, Llc	Foldable utility receptacle and method
EP3019334B1 (en) *	2013-07-12	2022-03-30	UPM Raflatac Oy	Multilayer film for label and a method for providing such

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3741253A (en) *	1971-03-30	1973-06-26	Grace W R & Co	Laminates of ethylene vinyl acetate polymers and polymers of vinylidene chloride
US3891008A (en) *	1973-12-26	1975-06-24	Grace W R & Co	Multi-layer thermoplastic film and method of making same
ES448091A1 (es) *	1975-05-22	1977-07-01	Grace W R & Co	Procedimiento para mejorar la resistencia a la deslaminacionde un laminado de peliculas estirado.
US4276330A (en) *	1976-10-22	1981-06-30	Crown Zellerbach Corporation	Trilaminate film for forming sideweld bags
JPS6031673B2 (ja) *	1977-04-15	1985-07-23	東レ株式会社	三層積層ポリプロピレンフイルム
US4207363A (en) *	1978-03-29	1980-06-10	Union Carbide Corporation	Flexible heat-shrinkable multilayer film for packaging primal meat
US4194039A (en) *	1978-04-17	1980-03-18	W. R. Grace & Co.	Multi-layer polyolefin shrink film
US4188443A (en) *	1978-08-30	1980-02-12	W. R. Grace & Co.	Multi-layer polyester/polyolefin shrink film
ZA795410B (en) *	1978-12-28	1980-09-24	Grace W R & Co	Improved heat sealing irradiated film
DE2925205A1 (de) *	1979-06-22	1981-02-05	Bayer Ag	Dampfsterilisierbare, siegelbare folien
DE3064167D1 (en) *	1979-12-25	1983-08-18	Kureha Chemical Ind Co Ltd	Heat-shrinkable laminate film and process for producing the same
US4352849A (en) *	1981-03-26	1982-10-05	W. R. Grace & Co.	Coextruded, heat-shrinkable, multi-layer, polyolefin packaging film
US4352844A (en) *	1981-05-29	1982-10-05	W. R. Grace & Co.	Thermoplastic film having improved handling and sealing characteristics and receptacle formed therefrom
US4391862A (en) *	1981-07-02	1983-07-05	W. R. Grace & Co., Cryovac Division	Pasteurizable thermoplastic film and receptacle therefrom
CA1199567A (en) *	1982-02-18	1986-01-21	Walter B. Mueller	Linear polyethylene shrink films

1982
- 1982-12-15 US US06/449,895 patent/US4501780A/en not_active Expired - Lifetime
1983
- 1983-08-11 CA CA000434353A patent/CA1199770A/en not_active Expired
- 1983-09-13 NZ NZ205578A patent/NZ205578A/en unknown
- 1983-09-19 AU AU19221/83A patent/AU565442B2/en not_active Ceased
- 1983-09-28 SE SE8305254A patent/SE461714B/sv not_active IP Right Cessation
- 1983-09-29 MX MX198943A patent/MX164839B/es unknown
- 1983-09-30 ZA ZA837365A patent/ZA837365B/xx unknown
- 1983-10-20 NL NLAANVRAGE8303617,A patent/NL190363C/xx not_active IP Right Cessation
- 1983-10-25 BR BR8305897A patent/BR8305897A/pt not_active IP Right Cessation
- 1983-11-24 IT IT23880/83A patent/IT1169141B/it active
- 1983-11-25 DE DE19833342577 patent/DE3342577A1/de active Granted
- 1983-12-01 JP JP58225533A patent/JPS59115844A/ja active Granted
- 1983-12-14 DK DK577183A patent/DK164653C/da not_active IP Right Cessation
- 1983-12-14 FR FR8320050A patent/FR2541183B1/fr not_active Expired

Also Published As

Publication number	Publication date
AU1922183A (en)	1984-06-21
CA1199770A (en)	1986-01-28
DK164653B (da)	1992-07-27
FR2541183B1 (fr)	1986-08-14
DK577183D0 (da)	1983-12-14
JPS59115844A (ja)	1984-07-04
NL8303617A (nl)	1984-07-02
FR2541183A1 (fr)	1984-08-24
SE8305254D0 (sv)	1983-09-28
IT8323880A0 (it)	1983-11-24
DE3342577A1 (de)	1984-06-20
AU565442B2 (en)	1987-09-17
ZA837365B (en)	1984-05-30
IT1169141B (it)	1987-05-27
SE8305254L (sv)	1984-06-16
US4501780A (en)	1985-02-26
NZ205578A (en)	1986-08-08
DK577183A (da)	1984-06-16
BR8305897A (pt)	1984-09-18
DE3342577C2 (da)	1987-06-19
JPH0373459B2 (da)	1991-11-21
DK164653C (da)	1992-12-14
NL190363B (nl)	1993-09-01
MX164839B (es)	1992-09-28
NL190363C (nl)	1994-02-01

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