NL7511881A - Polyurethanschuimsamenstel. - Google Patents

Polyurethanschuimsamenstel.

Info

Publication number: NL7511881A
Authority: NL; Netherlands
Prior art keywords: foam composition; polyurethan foam; polyurethan; composition; foam
Prior art date: 1974-10-10

Application number

NL7511881A

Other languages

English (en)

Dutch (nl)

Original Assignee

Eurane Europ Polyurethan

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.)

1974-10-10

Filing date

1975-10-09

Publication date

1976-04-13

1975-10-09 Application filed by Eurane Europ Polyurethan filed Critical Eurane Europ Polyurethan

1976-04-13 Publication of NL7511881A publication Critical patent/NL7511881A/xx

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
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
- 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
- B32B27/065—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 foam
- 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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
- 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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
- B32B5/20—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material foamed in situ
- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/10—Interconnection of layers at least one layer having inter-reactive properties
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
- C08G18/635—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers onto unsaturated polymers
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
- C08G18/638—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers characterised by the use of compounds having carbon-to-carbon double bonds other than styrene and/or olefinic nitriles
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/67—Unsaturated compounds having active hydrogen
- C08G18/6795—Unsaturated polyethers
- 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
- C08J5/12—Bonding of a preformed macromolecular material to the same or other solid material such as metal, glass, leather, e.g. using adhesives
- C08J5/121—Bonding of a preformed macromolecular material to the same or other solid material such as metal, glass, leather, e.g. using adhesives by heating
- 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
- B32B2266/00—Composition of foam
- B32B2266/02—Organic
- B32B2266/0214—Materials belonging to B32B27/00
- B32B2266/0278—Polyurethane
- 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
- B32B2327/00—Polyvinylhalogenides
- B32B2327/06—PVC, i.e. polyvinylchloride
- 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
- Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S521/915—Utilizing electrical or wave energy during cell forming process
- 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
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249987—With nonvoid component of specified composition
- Y10T428/249991—Synthetic resin or natural rubbers
- Y10T428/249992—Linear or thermoplastic

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Polyurethanes Or Polyureas (AREA)
Laminated Bodies (AREA)
Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

NL7511881A 1974-10-10 1975-10-09 Polyurethanschuimsamenstel. NL7511881A (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/513,639 US3931450A (en)	1974-10-10	1974-10-10	Polyurethane foam composite

Publications (1)

Publication Number	Publication Date
NL7511881A true NL7511881A (nl)	1976-04-13

Family

ID=24044072

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7511881A NL7511881A (nl)	1974-10-10	1975-10-09	Polyurethanschuimsamenstel.

Country Status (13)

Country	Link
US (1)	US3931450A (de)
AT (1)	AT350798B (de)
BE (1)	BE834354A (de)
CA (1)	CA1039637A (de)
CH (1)	CH581670A5 (de)
DE (1)	DE2545268B2 (de)
DK (1)	DK454375A (de)
ES (1)	ES441648A1 (de)
FR (1)	FR2287467A1 (de)
GB (1)	GB1493477A (de)
IT (1)	IT1048233B (de)
NL (1)	NL7511881A (de)
SE (1)	SE422032B (de)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4439548A (en) *	1973-02-03	1984-03-27	Morey Weisman	Modified polyurethane product having improved load-bearing characteristics
US4014846A (en) *	1974-04-29	1977-03-29	Basf Wyandotte Corporation	Low-viscous, stable polymer dispersions and polyurethanes prepared therefrom
CA1074049A (en) *	1974-11-13	1980-03-18	Russell Van Cleve	Polymer/polyols and polyurethane derivatives thereof
GB1592173A (en) *	1976-07-30	1981-07-01	Sanyo Chemical Ind Ltd	Sheet material with dyeability
US4140667A (en) *	1977-03-31	1979-02-20	Olin Corporation	Graft copolymers from vinyl monomers and unsaturated polyols containing alkenyl aryl constituents and polyurethanes prepared therefrom
US4176218A (en) *	1977-10-17	1979-11-27	Basf Wyandotte Corporation	High resilience flexible foamed polyurethanes, foamable mixtures and process therefor
GB2021604B (en) *	1978-05-08	1982-08-11	Prb Nv	Method of preparing polyurea foam materials
DE3112118A1 (de) *	1981-03-27	1982-10-07	Bayer Ag, 5090 Leverkusen	Polymerisathaltige polyetherpolyamine, verfahren zur herstellung dieser polyamine und deren verwendung als aufbaukomponente zur herstellung von polyurethanen
US4539340A (en) *	1981-07-01	1985-09-03	Union Carbide Corporation	Half-ester adducts and polymer-polyols useful in the preparation of improved plastics, including polyurethane foams, elastomers and the like
US4357430A (en) *	1981-10-02	1982-11-02	Union Carbide Corporation	Polymer/polyols, methods for making same and polyurethanes based thereon
DE3223395A1 (de) *	1982-06-23	1983-12-29	Bayer Ag, 5090 Leverkusen	Primaere aromatische aminogruppen, urethangruppen und polyestergruppierungen aufweisende verbindungen, verfahren zu ihrer herstellung und ihre verwendung als baukomponente von polyurethanen
US4585831A (en) *	1983-06-06	1986-04-29	Union Carbide Corporation	Epoxy-modified polyols and polymer-polyols useful in the preparation of improved plastics including polyurethane foams, elastomers and the like
US4647624A (en) *	1983-06-06	1987-03-03	Union Carbide Corporation	Epoxy-modified polyols and polymer-polyols useful in the preparation of improved plastics, including polyurethane foams, elastomers and the like
GB2142574B (en) *	1983-07-04	1987-01-21	Tachikawa Spring Co	Laminated door panel
FR2567067B1 (fr) *	1984-07-09	1987-11-27	Tachikawa Spring Co	Procede de fabrication de housses de garniture a surface irreguliere avec une machine a souder par ultrasons et housse obtenue
GB2178365B (en) *	1985-08-02	1989-08-23	Drg Uk Ltd	Protective clothing made from welded multilayer sheet material incorporating a barrier layer
DE3921709A1 (de) *	1989-07-01	1991-01-10	Deutsche Forsch Luft Raumfahrt	Leichtmetallegierung, ihre herstellung und verwendung
JP2749650B2 (ja) *	1989-08-01	1998-05-13	有限会社エステートルース	自動車用成形天井材及びその製造方法
US5086084A (en) *	1989-08-29	1992-02-04	Lee H. Ambrose	Polyvinyl chloride/polyurethane hybrid foams
US5863959A (en) *	1995-08-30	1999-01-26	Basf Corporation	Graft polymer dispersion having a third monomer and polyurethane foams having a reduced tendency to shrink prepared thereby
EP0664306B1 (de) *	1994-01-21	2001-05-02	Basf Corporation	Dispersionen auf der Basis von Pfropfpolymeren ein drittes Monomer enthaltend und daraus hergestellte Polyurethanschäume mit reduzierter Schrumpfneigung
US5606003A (en) *	1994-09-01	1997-02-25	Gencorp Inc.	Primerless urethane adhesive compositions
WO1997039836A1 (en) *	1996-04-23	1997-10-30	Hehr International Inc.	Modified rigid, foamable urethane composition and method
US5698609A (en) *	1996-11-14	1997-12-16	Imperial Chemical Industries Plc	Energy absorbing polyurethane foams
US6189279B1 (en)	1999-02-12	2001-02-20	L&P Property Management Company	Floating floor underlay
US6172164B1 (en)	1999-04-01	2001-01-09	Basf Corporation	Process for making graft polyols using t-amyl peroxy free radical initiator
EP1222069B1 (de) *	2000-07-26	2006-05-17	World Properties, Inc.	Komprimierbare schaumbänder und verfahren zur herstellung
CA2579766C (en) *	2004-10-25	2013-12-17	Dow Global Technologies Inc.	Polymer polyols and polymer dispersions made from vegetable oil-based hydroxyl-containing materials
ITTO20070390A1 (it) *	2007-06-05	2008-12-06	Flag Spa	Sistema riscaldante per l'accoppiamento o laminazione a caldo di film in pvc (cloruro di polivinile) o materiale plastico
WO2009017973A1 (en) *	2007-08-01	2009-02-05	Dow Global Technologies Inc.	Heat bonding polyurethane foams
US20120000866A1 (en) *	2010-06-30	2012-01-05	Randal Huszczo	Glass Storage and Transport Rack with Pivoting Arms
US10364544B2 (en) *	2014-01-17	2019-07-30	Royal Adhesives & Sealants Canada Ltd.	Polyurethane foam in foundation footings for load-bearing structures
CN109535696A (zh) *	2018-12-12	2019-03-29	深圳麦德利宇航材料科技有限公司	一种航空座椅的泡沫生产工艺

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3205120A (en) *	1962-01-23	1965-09-07	Union Carbide Corp	Laminated structures
FR1356527A (fr) *	1962-03-30	1964-03-27	Bayer Ag	Nouvelles matières plastiques de polyuréthanes
NL134011C (de) *	1964-12-18	1900-01-01
US3586649A (en) *	1968-12-12	1971-06-22	Gen Tire & Rubber Co	Polyurethane foam structures with integral skin of improved properties and method of making
US3850861A (en) *	1972-11-24	1974-11-26	Gen Tire & Rubber Co	Preparation and formulation of polyurethane foams
US3875258A (en) *	1973-10-15	1975-04-01	Basf Wyandotte Corp	Graft copolymers
US3950317A (en) *	1973-10-29	1976-04-13	Basf Wyandotte Corporation	Process for the preparation of graft copolymer dispersions

1974
- 1974-10-10 US US05/513,639 patent/US3931450A/en not_active Expired - Lifetime
1975
- 1975-10-03 FR FR7530371A patent/FR2287467A1/fr active Granted
- 1975-10-07 GB GB4107875A patent/GB1493477A/en not_active Expired
- 1975-10-07 SE SE7511222A patent/SE422032B/xx not_active IP Right Cessation
- 1975-10-08 CH CH200076A patent/CH581670A5/xx not_active IP Right Cessation
- 1975-10-09 IT IT6952475A patent/IT1048233B/it active
- 1975-10-09 BE BE160817A patent/BE834354A/xx not_active IP Right Cessation
- 1975-10-09 NL NL7511881A patent/NL7511881A/xx not_active Application Discontinuation
- 1975-10-09 ES ES441648A patent/ES441648A1/es not_active Expired
- 1975-10-09 DK DK454375A patent/DK454375A/da not_active Application Discontinuation
- 1975-10-09 DE DE19752545268 patent/DE2545268B2/de not_active Ceased
- 1975-10-09 CA CA237,588A patent/CA1039637A/en not_active Expired
- 1975-10-10 AT AT776075A patent/AT350798B/de not_active IP Right Cessation

Also Published As

Publication number	Publication date
CA1039637A (en)	1978-10-03
SE7511222L (sv)	1976-04-12
GB1493477A (en)	1977-11-30
DK454375A (da)	1976-04-11
FR2287467B1 (de)	1977-12-16
ATA776075A (de)	1978-11-15
ES441648A1 (es)	1977-07-01
DE2545268A1 (de)	1976-04-22
AT350798B (de)	1979-06-25
CH581670A5 (de)	1976-11-15
US3931450A (en)	1976-01-06
IT1048233B (it)	1980-11-20
DE2545268B2 (de)	1977-06-08
FR2287467A1 (fr)	1976-05-07
SE422032B (sv)	1982-02-15
BE834354A (fr)	1976-04-09

Publication	Publication Date	Title
NL7511881A (nl)	1976-04-13	Polyurethanschuimsamenstel.
NL7513242A (nl)	1976-05-17	Polyurethanschuimprodukten.
BE819308A (fr)	1975-02-28	Compositions radiodurcissables.
NL7402008A (nl)	1975-08-18	Voorbehoedmiddel.
NL7502106A (nl)	1975-08-29	Stellingconstructie.
NL7515143A (nl)	1976-06-29	Jodiumadducten.
DK135492B (da)	1977-05-09	Lastpalle.
NL7505367A (nl)	1975-11-11	Poeder-aerosol anti-transpiratiesamenstellingen.
NL7514466A (nl)	1976-06-15	Isocyanaatpreparaat.
SE7405343L (sv)	1975-10-20	Lagtryckspolyetenkomposition.
SE7508973L (sv)	1976-02-10	Vulkbar gummikomposition.
NL7501453A (nl)	1975-08-11	Schuim sandwich constructies.
NL7504768A (nl)	1975-10-24	Polyurethanverknopingsmiddelen.
DK137669B (da)	1978-04-17	Piberiver.
BE809593A (fr)	1974-05-02	Groupe-moteur-autopropulseur.
SE7502728L (sv)	1975-09-29	Sitt- eller liggunderlag.
BE814204A (nl)	1974-08-16	Werkkledij.
NL7513967A (nl)	1976-06-09	Samenstel.
NL7406863A (nl)	1975-11-25	Bekledingsconstructie.
NO143160C (no)	1980-12-29	Polyuretanskum.
DK136503B (da)	1977-10-17	Termokopieringsmaskine.
SE7408971L (sv)	1976-01-09	Polyolkomposition.
SE7507241L (sv)	1976-01-12	D-eller l-cyanocyproheptadin.
ES204381Y (es)	1976-05-01	Taburete.
SE7505037L (sv)	1975-11-07	Oligomera kompositioner.

Legal Events

Date	Code	Title	Description
1982-12-01	BV	The patent application has lapsed