NL7904396A - Meer-lagen-foelie alsmede werkwijze voor het vervaar- digen daarvan. - Google Patents

Meer-lagen-foelie alsmede werkwijze voor het vervaar- digen daarvan. Download PDF

Info

Publication number: NL7904396A
Authority: NL; Netherlands
Prior art keywords: copolymer; multilayer film; melt flow; film; weight
Prior art date: 1978-06-28

Application number

NL7904396A

Other languages

English (en)

Dutch (nl)

Original Assignee

Union Carbide Corp

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.)

1978-06-28

Filing date

1979-06-05

Publication date

1980-01-03

1979-06-05 Application filed by Union Carbide Corp filed Critical Union Carbide Corp

1980-01-03 Publication of NL7904396A publication Critical patent/NL7904396A/nl

Links

238000000034 method Methods 0.000 title claims description 29
238000004519 manufacturing process Methods 0.000 title claims description 15
239000010410 layer Substances 0.000 claims description 42
229920000642 polymer Polymers 0.000 claims description 37
239000012792 core layer Substances 0.000 claims description 25
229920001577 copolymer Polymers 0.000 claims description 23
239000000203 mixture Substances 0.000 claims description 22
VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 claims description 16
IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 claims description 16
239000000155 melt Substances 0.000 claims description 16
229920000098 polyolefin Polymers 0.000 claims description 16
229920001519 homopolymer Polymers 0.000 claims description 13
230000005484 gravity Effects 0.000 claims description 12
239000004698 Polyethylene Substances 0.000 claims description 8
229920000573 polyethylene Polymers 0.000 claims description 8
-1 polyethylene Polymers 0.000 claims description 8
229920001384 propylene homopolymer Polymers 0.000 claims description 8
238000001125 extrusion Methods 0.000 claims description 7
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 6
239000005977 Ethylene Substances 0.000 claims description 6
QQONPFPTGQHPMA-UHFFFAOYSA-N Propene Chemical compound CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 6
XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 4
125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 2
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 2
JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 claims 2
PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 claims 2
239000004793 Polystyrene Substances 0.000 claims 1
229920002223 polystyrene Polymers 0.000 claims 1
238000003466 welding Methods 0.000 claims 1
230000000704 physical effect Effects 0.000 description 23
239000004743 Polypropylene Substances 0.000 description 9
229920001155 polypropylene Polymers 0.000 description 9
238000011068 loading method Methods 0.000 description 7
230000035515 penetration Effects 0.000 description 6
239000002985 plastic film Substances 0.000 description 5
229920006255 plastic film Polymers 0.000 description 5
239000002356 single layer Substances 0.000 description 5
238000002156 mixing Methods 0.000 description 3
238000000926 separation method Methods 0.000 description 3
LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 2
239000011888 foil Substances 0.000 description 2
229920001083 polybutene Polymers 0.000 description 2
238000010998 test method Methods 0.000 description 2
AWLPPBSWOMXWGA-UHFFFAOYSA-N 2-[1,2,2-tris(carboxymethylsulfanyl)ethylsulfanyl]acetic acid Chemical compound OC(=O)CSC(SCC(O)=O)C(SCC(O)=O)SCC(O)=O AWLPPBSWOMXWGA-UHFFFAOYSA-N 0.000 description 1
QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
240000007930 Oxalis acetosella Species 0.000 description 1
235000008098 Oxalis acetosella Nutrition 0.000 description 1
239000000654 additive Substances 0.000 description 1
238000000137 annealing Methods 0.000 description 1
229920005601 base polymer Polymers 0.000 description 1
239000011324 bead Substances 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
239000002981 blocking agent Substances 0.000 description 1
238000007664 blowing Methods 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
229910003460 diamond Inorganic materials 0.000 description 1
239000010432 diamond Substances 0.000 description 1
230000006355 external stress Effects 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
239000007788 liquid Substances 0.000 description 1
239000000314 lubricant Substances 0.000 description 1
238000002844 melting Methods 0.000 description 1
230000008018 melting Effects 0.000 description 1
239000000049 pigment Substances 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
238000003825 pressing Methods 0.000 description 1
230000035882 stress Effects 0.000 description 1
239000000126 substance Substances 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
- 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
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/15—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
- B32B37/153—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state at least one layer is extruded and immediately laminated while in semi-molten state
- 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
- B32B2270/00—Resin or rubber layer containing a blend of at least two different 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/31—Heat sealable
- 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
- B32B2307/72—Density
- 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
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/08—Dimensions, e.g. volume
- B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
- B32B2309/105—Thickness
- 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
- 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
- B32B2333/00—Polymers of unsaturated acids or derivatives thereof
- B32B2333/04—Polymers of esters
- 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
- B32B2439/00—Containers; Receptacles
- 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
- B32B2439/00—Containers; Receptacles
- B32B2439/02—Open containers
- B32B2439/06—Bags, sacks, sachets
- 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
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
- Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
- Y10T156/1054—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing and simultaneously bonding [e.g., cut-seaming]
- 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.]
- Y10T428/1334—Nonself-supporting tubular film or bag [e.g., pouch, envelope, packet, 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
- Y10T428/31913—Monoolefin polymer

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Laminated Bodies (AREA)
Wrappers (AREA)
Extrusion Moulding Of Plastics Or The Like (AREA)
Manufacture Of Macromolecular Shaped Articles (AREA)
Materials For Medical Uses (AREA)

NL7904396A 1978-06-28 1979-06-05 Meer-lagen-foelie alsmede werkwijze voor het vervaar- digen daarvan. NL7904396A (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US05/919,852 US4169910A (en)	1978-06-28	1978-06-28	Multilayer film including polyolefin layers and a polybutylene layer useful for the production of bags
US91985278		1978-06-28

Publications (1)

Publication Number	Publication Date
NL7904396A true NL7904396A (nl)	1980-01-03

Family

ID=25442747

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7904396A NL7904396A (nl)	1978-06-28	1979-06-05	Meer-lagen-foelie alsmede werkwijze voor het vervaar- digen daarvan.

Country Status (19)

Country	Link
US (1)	US4169910A (de)
JP (1)	JPS555891A (de)
AT (1)	ATA403479A (de)
AU (1)	AU528974B2 (de)
BE (1)	BE876774A (de)
CA (1)	CA1156812A (de)
CH (1)	CH640179A5 (de)
DE (1)	DE2921745A1 (de)
DK (1)	DK231679A (de)
FI (1)	FI69778C (de)
FR (1)	FR2434034A1 (de)
GB (1)	GB2025847B (de)
IE (1)	IE48575B1 (de)
IT (1)	IT1117797B (de)
MX (1)	MX151018A (de)
NL (1)	NL7904396A (de)
NO (1)	NO791822L (de)
NZ (1)	NZ190641A (de)
SE (1)	SE7904789L (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4230767A (en) *	1978-02-08	1980-10-28	Toyo Boseki Kabushiki Kaisha	Heat sealable laminated propylene polymer packaging material
US4229241A (en) *	1978-12-04	1980-10-21	W. R. Grace & Co.	Process for making a multi layer polyolefin shrink film
US4456660A (en) *	1978-12-13	1984-06-26	Mobil Oil Corporation	Coextruded two-ply laminate films of low density polyethylene and blend of polybutene-1 and polyethylene or polypropylene
US4364981A (en) *	1979-12-28	1982-12-21	Union Carbide Corporation	Three layer film having a core layer of low pressure, low density polyethylene
US4316970A (en) *	1980-08-01	1982-02-23	Shell Oil Company	Blends of butene-1-ethylene copolymer and polypropylene
US4322465A (en) *	1980-08-08	1982-03-30	Baxter Travenol Laboratories, Inc.	Clear, autoclavable, sealed container having good water vapor barrier properties and flex crack resistance
US4391862A (en) *	1981-07-02	1983-07-05	W. R. Grace & Co., Cryovac Division	Pasteurizable thermoplastic film and receptacle therefrom
US4354004A (en) *	1981-09-28	1982-10-12	Shell Oil Company	Film compositions from olefin polymer blends
US4488924A (en) *	1981-12-10	1984-12-18	Mobil Oil Corporation	Method of sealing laminar thermoplastic films and bags
JPS58160147A (ja) *	1982-03-18	1983-09-22	三井化学株式会社	共押出多層フイルム
US4528220A (en) *	1984-02-09	1985-07-09	Shell Oil Company	Plastic bags for medical solutions and blood
IE56700B1 (en) *	1984-11-30	1991-11-06	Canadian Ind	Thermoplastic sacks
US4965108A (en) *	1985-09-11	1990-10-23	First Brands Corporation	Low temperature impact and puncture resistant thermoplastic films and bags therefrom
US4778697A (en) *	1985-11-29	1988-10-18	American National Can Company	Polymeric films
US5093164A (en) *	1985-11-29	1992-03-03	Bauer Frank T	Multiple layer packaging sheet material
US4966795A (en) *	1985-11-29	1990-10-30	American National Can Company	Multiple layer sheet structures and package
US5011719A (en) *	1985-11-29	1991-04-30	American National Can Company	Polymeric compositions and films
US5035851A (en) *	1986-11-25	1991-07-30	W. R. Grace & Co.-Conn.	Method of making very high barrier film
US4965109A (en) *	1987-03-09	1990-10-23	First Brands Corporation	Low temperature impact and puncture resistant polypropyene films layered films and bags therefrom
EP0504808B1 (de) *	1991-03-20	1998-09-09	Kuraray Co., Ltd.	Mehrschichten-Verbundfilm und seine Herstellung
US6524720B1 (en)	1992-09-18	2003-02-25	Cryovac, Inc.	Moisture barrier film
NZ248674A (en)	1992-09-18	1996-03-26	Grace W R & Co	Heat-shrinkable multilayer film comprising a layer of propylene polymer or copolymer and hydrocarbon resin, and outer layers of various other polymers
US7316833B1 (en)	1993-06-24	2008-01-08	Penchiney Emballage Flexible Europe	Multi-layer thermoplastic films and packages made therefrom
US6204208B1 (en)	1996-09-04	2001-03-20	Kimberly-Clark Worldwide, Inc.	Method and composition for treating substrates for wettability and skin wellness
US6296936B1 (en)	1996-09-04	2001-10-02	Kimberly-Clark Worldwide, Inc.	Coform material having improved fluid handling and method for producing
US6017832A (en) *	1996-09-04	2000-01-25	Kimberly-Clark Worldwide, Inc.	Method and composition for treating substrates for wettability
US6072005A (en) *	1997-10-31	2000-06-06	Kimberly-Clark Worldwide, Inc.	Breathable films and process for producing them
DE19806475A1 (de) *	1998-02-17	1999-08-19	Wolff Walsrode Ag	Mehrlagige Siegelschicht und damit hergestellte hermetisch versiegelbarer Packstoff
US6869666B2 (en)	2001-05-02	2005-03-22	3M Innovative Properties Company	Controlled-puncture films
US20060285783A1 (en) *	2006-06-01	2006-12-21	Burnett John A Jr	Fluorescent buld disposal bag
JP6315798B2 (ja) *	2014-06-27	2018-04-25	サン・トックス株式会社	多層シーラントフィルム
WO2021192536A1 (ja)	2020-03-26	2021-09-30	東洋紡株式会社	凸版印刷用感光性樹脂印刷原版

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE561516A (de) *	1956-10-11
US3524795A (en) *	1965-07-01	1970-08-18	Dow Chemical Co	Packaging film
US3891008A (en) *	1973-12-26	1975-06-24	Grace W R & Co	Multi-layer thermoplastic film and method of making same
US4046945A (en) *	1974-01-18	1977-09-06	Chemische Werke Huls Aktiengesellschaft	Process for the bonding of films and molded components
US3997383A (en) *	1975-03-10	1976-12-14	W. R. Grace & Co.	Cross-linked amide/olefin polymeric laminates
GB1497577A (en) *	1975-06-11	1978-01-12	Ici Ltd	Film-forming olefin polymer compositions

1978
- 1978-06-28 US US05/919,852 patent/US4169910A/en not_active Expired - Lifetime
1979
- 1979-05-29 DE DE19792921745 patent/DE2921745A1/de not_active Withdrawn
- 1979-05-29 CA CA000328571A patent/CA1156812A/en not_active Expired
- 1979-05-31 SE SE7904789A patent/SE7904789L/ not_active Application Discontinuation
- 1979-05-31 NO NO791822A patent/NO791822L/no unknown
- 1979-06-01 DK DK231679A patent/DK231679A/da not_active Application Discontinuation
- 1979-06-04 IT IT4929479A patent/IT1117797B/it active
- 1979-06-05 NZ NZ19064179A patent/NZ190641A/xx unknown
- 1979-06-05 JP JP7050779A patent/JPS555891A/ja active Pending
- 1979-06-05 FI FI791794A patent/FI69778C/fi not_active IP Right Cessation
- 1979-06-05 MX MX177941A patent/MX151018A/es unknown
- 1979-06-05 NL NL7904396A patent/NL7904396A/nl not_active Application Discontinuation
- 1979-06-05 FR FR7914292A patent/FR2434034A1/fr active Granted
- 1979-06-05 AT AT403479A patent/ATA403479A/de not_active IP Right Cessation
- 1979-06-05 GB GB7919525A patent/GB2025847B/en not_active Expired
- 1979-06-05 BE BE0/195573A patent/BE876774A/xx not_active IP Right Cessation
- 1979-06-05 CH CH523579A patent/CH640179A5/fr not_active IP Right Cessation
- 1979-06-07 AU AU47858/79A patent/AU528974B2/en not_active Ceased
- 1979-08-08 IE IE1102/79A patent/IE48575B1/en unknown

Also Published As

Publication number	Publication date
IE48575B1 (en)	1985-03-06
IE791102L (en)	1979-12-28
NZ190641A (en)	1981-03-16
BE876774A (fr)	1979-12-05
GB2025847B (en)	1983-03-30
SE7904789L (sv)	1979-12-29
CA1156812A (en)	1983-11-15
GB2025847A (en)	1980-01-30
FI69778C (fi)	1986-05-26
DE2921745A1 (de)	1980-01-03
MX151018A (es)	1984-09-07
FR2434034A1 (fr)	1980-03-21
FI69778B (fi)	1985-12-31
AU528974B2 (en)	1983-05-19
IT1117797B (it)	1986-02-24
FR2434034B1 (de)	1984-04-06
ATA403479A (de)	1986-02-15
US4169910A (en)	1979-10-02
DK231679A (da)	1979-12-29
NO791822L (no)	1980-01-02
FI791794A7 (fi)	1979-12-29
IT7949294A0 (it)	1979-06-04
AU4785879A (en)	1980-01-03
CH640179A5 (fr)	1983-12-30
JPS555891A (en)	1980-01-17

Legal Events

Date	Code	Title
1983-06-01	BA	A request for search or an international-type search has been filed
1983-07-01	BB	A search report has been drawn up
1985-01-01	A85	Still pending on 85-01-01
1986-08-01	BV	The patent application has lapsed

Publication	Publication Date	Title
US4169910A (en)	1979-10-02	Multilayer film including polyolefin layers and a polybutylene layer useful for the production of bags
EP1124726B1 (de)	2006-10-11	Wärmeschrumpfbare barrierefilme
EP0260791B1 (de)	1992-12-23	Thermoplastischer Beutel
US6270867B1 (en)	2001-08-07	Structures of polymers made from single site catalysts
US4390573A (en)	1983-06-28	Laminar thermoplastic film constructions
EP1368229B9 (de)	2008-09-24	Wärmeschrumpfbare beutel mit sperre und antiblockadditiven
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