FR2569705B1 - Mousses de polyurethanne et leur procede de production - Google Patents
Mousses de polyurethanne et leur procede de productionInfo
- Publication number
- FR2569705B1 FR2569705B1 FR858512888A FR8512888A FR2569705B1 FR 2569705 B1 FR2569705 B1 FR 2569705B1 FR 858512888 A FR858512888 A FR 858512888A FR 8512888 A FR8512888 A FR 8512888A FR 2569705 B1 FR2569705 B1 FR 2569705B1
- Authority
- FR
- France
- Prior art keywords
- production method
- polyurethane foams
- foams
- polyurethane
- production
- Prior art date
- 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 - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
- C08K5/3477—Six-membered rings
- C08K5/3492—Triazines
- C08K5/34922—Melamine; Derivatives thereof
-
- 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
- C08G18/08—Processes
- C08G18/0838—Manufacture of polymers in the presence of non-reactive compounds
- C08G18/0842—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents
- C08G18/0861—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of a dispersing phase for the polymers or a phase dispersed in the polymers
- C08G18/0871—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of a dispersing phase for the polymers or a phase dispersed in the polymers the dispersing or dispersed phase being organic
- C08G18/0876—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of a dispersing phase for the polymers or a phase dispersed in the polymers the dispersing or dispersed phase being organic the dispersing or dispersed phase being a polyol
-
- 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
- C08G18/30—Low-molecular-weight compounds
- C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
- C08G18/3819—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen
- C08G18/3842—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen containing heterocyclic rings having at least one nitrogen atom in the ring
- C08G18/3851—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen containing heterocyclic rings having at least one nitrogen atom in the ring containing three nitrogen atoms in the ring
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- 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
- Y10S521/906—Polyurethane cellular product containing unreacted flame-retardant material
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB848421967A GB8421967D0 (en) | 1984-08-30 | 1984-08-30 | Polyurethane foams |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2569705A1 FR2569705A1 (fr) | 1986-03-07 |
FR2569705B1 true FR2569705B1 (fr) | 1990-05-25 |
Family
ID=10566052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR858512888A Expired - Lifetime FR2569705B1 (fr) | 1984-08-30 | 1985-08-29 | Mousses de polyurethanne et leur procede de production |
Country Status (6)
Country | Link |
---|---|
US (3) | US5506278A (fr) |
BE (1) | BE903147A (fr) |
DE (1) | DE3530519A1 (fr) |
FR (1) | FR2569705B1 (fr) |
GB (2) | GB8421967D0 (fr) |
NL (1) | NL192619C (fr) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2177406B (en) * | 1985-06-27 | 1989-07-12 | Basf Corp | Flame retardant polyurethane foams |
USRE36358E (en) * | 1985-06-28 | 1999-10-26 | Basf Corporation | Flame retardant polyurethane foams |
GB2177405B (en) * | 1985-06-28 | 1989-08-23 | Basf Corp | Flame retardant polyurethane foams |
US4757094A (en) * | 1987-05-21 | 1988-07-12 | Reeves Brothers, Inc. | Melamine cured polyurethane foam with improved properties |
US4757093A (en) * | 1987-05-21 | 1988-07-12 | Reeves Brothers, Inc. | Flame retardant melamine containing polyurethane foam |
JPH0270719A (ja) * | 1988-06-24 | 1990-03-09 | Bridgestone Corp | 軟質ポリウレタンフォームの製造方法 |
DE3829958A1 (de) * | 1988-09-03 | 1990-03-08 | Bayer Ag | Verfahren zur herstellung von polyurethanschaumstoffen |
GB8821058D0 (en) * | 1988-09-08 | 1988-10-05 | Bp Chem Int Ltd | Dispersion polymer polyols |
DE3842385A1 (de) * | 1988-12-16 | 1990-07-12 | Bayer Ag | Verfahren zur herstellung von polyurethanschaumstoffen |
DE3842384A1 (de) * | 1988-12-16 | 1990-07-12 | Bayer Ag | Verfahren zur herstellung von polyurethanschaumstoffen |
AT394049B (de) * | 1989-04-04 | 1992-01-27 | Chemie Linz Gmbh | Melaminzubereitung, stabile dispersion von melamin in polyetherolen, verfahren zur herstellung und ihre verwendung |
GB2232676A (en) * | 1989-06-13 | 1990-12-19 | Basf Corp | Polyurethane compositions exhibiting reduced smoke density and method of preparing same |
GB8922930D0 (en) * | 1989-10-11 | 1989-11-29 | Ici Plc | Fire retardant compositions |
AT394565B (de) * | 1990-01-30 | 1992-05-11 | Chemie Linz Gmbh | Cyanursaeure oder deren derivate enthaltende melaminzubereitung und stabile dispersion von melamin in polyetherolen, verfahren zu ihrer herstellung und ihre verwendung |
DE4010752A1 (de) * | 1990-04-03 | 1991-10-10 | Metzeler Schaum Gmbh | Verfahren zur herstellung eines flammwidrigen, elastischen polyurethan-weichschaumstoffes |
GB9028096D0 (en) * | 1990-12-27 | 1991-02-13 | Ici Plc | Isocyanate-reactive compositions |
US5618854A (en) * | 1991-01-25 | 1997-04-08 | The Dow Chemical Company | Combustion-modified flexible polyurethane foams |
CA2119570A1 (fr) * | 1991-10-09 | 1993-04-15 | Olga Milovanovic | Dispersions de melamine stable dans des polyols polymeriques et mousse de polyurethane produite a partir de cette matiere |
GB2264501A (en) * | 1992-02-28 | 1993-09-01 | Basf Corp | Poly(urethane-urea) microcellular elastomer compositions |
US5229427A (en) * | 1992-06-02 | 1993-07-20 | Miles Inc. | Flexible, combustion-modified, polyurethane foams |
US5292778A (en) * | 1992-11-20 | 1994-03-08 | Woodbridge Foam Corporation | Polymer-modified polyol dispersions and processes for production and use thereof |
DE19540809A1 (de) * | 1995-09-02 | 1997-03-06 | Basf Ag | Verfahren zur Herstellung von flammwidrigen Polyurethan-Weichschaumstoffen |
US5656678A (en) * | 1996-05-14 | 1997-08-12 | Hickory Springs Manufacturing Company | Method and apparatus for the production of polyurethane foam using variable capacity trough |
US5885479A (en) * | 1996-08-28 | 1999-03-23 | Basf Aktiengesellschaft | Production of flame-resistant flexible polyurethane foams |
DE19642246A1 (de) * | 1996-10-12 | 1998-04-16 | Basf Ag | Verfahren zur Herstellung einer stabilen Dispersion von Melamin in Polyolkomponenten |
US5891293A (en) * | 1996-10-16 | 1999-04-06 | Foamex L.P. | Method of forming foam-fabric laminates |
US5830926A (en) * | 1997-12-17 | 1998-11-03 | Basf Corporation | Flame retardant polyurethane foams |
JP2002509361A (ja) | 1997-12-18 | 2002-03-26 | マイクロン テクノロジー, インク. | 半導体製造方法及び電界効果トランジスタ |
US6743605B1 (en) * | 1998-06-24 | 2004-06-01 | Enzo Life Sciences, Inc. | Linear amplification of specific nucleic acid sequences |
US6433031B1 (en) | 1999-05-31 | 2002-08-13 | Huntsman International Llc | Polymer-modified polyols, their use for the manufacture of polyurethane products |
US6245842B1 (en) | 2000-03-03 | 2001-06-12 | Trus Joist Macmillan A Limited Partnership | Flame-retardant coating and building product |
DE10129062A1 (de) * | 2001-06-15 | 2002-12-19 | Basf Ag | Verfahren zur Herstellung von hochelastischen Polyurethanschaumstoffen |
JP2005520878A (ja) * | 2002-03-14 | 2005-07-14 | エル アンド ピー プロパティ マネジメント カンパニー | 難燃性が改良されたポリウレタンフォーム |
US20060111459A9 (en) * | 2003-08-29 | 2006-05-25 | Bradford Larry L | Flame retardant composition and polyurethane foam containing same |
US20070155845A1 (en) * | 2003-08-29 | 2007-07-05 | Emmanuel Pinzoni | Non-halogenated flame retardent composition and polyurethane foam containing same |
US20060069174A1 (en) * | 2004-09-27 | 2006-03-30 | Radford Philip T | Flame resistant polyurethane materials containing melamine-derived additives |
US8901187B1 (en) | 2008-12-19 | 2014-12-02 | Hickory Springs Manufacturing Company | High resilience flexible polyurethane foam using MDI |
US8906975B1 (en) | 2009-02-09 | 2014-12-09 | Hickory Springs Manufacturing Company | Conventional flexible polyurethane foam using MDI |
JP4920051B2 (ja) * | 2009-02-25 | 2012-04-18 | 株式会社日立製作所 | 酸素燃焼ボイラプラント及び酸素燃焼ボイラプラントの運転方法 |
EP2325259A1 (fr) | 2009-11-16 | 2011-05-25 | H2V Bvba | Agents ignifues pour mousses en polyuréthane |
WO2011094324A2 (fr) * | 2010-01-27 | 2011-08-04 | Intellectual Property Holdings, Llc | Mousse de poluréthane ignifuge et procédé pour préparer celle-ci |
Family Cites Families (68)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3341482A (en) * | 1956-12-05 | 1967-09-12 | Gen Tire & Rubber Co | Cellular polyurethane composition and method of making same |
GB1029963A (en) * | 1962-03-30 | 1966-05-18 | Intubloc Ltd | Cellular resinous condensation products |
GB1030162A (en) * | 1962-03-30 | 1966-05-18 | Intubloc Ltd | Cellular resinous condensation products |
US3399151A (en) * | 1963-04-25 | 1968-08-27 | Olin Mathieson | Polyurethane foam prepared from an oxyalkylated polyamino-1, 3, 5-triazine-organic polyisocyanate reaction product |
US3297597A (en) * | 1963-06-17 | 1967-01-10 | Jefferson Chem Co Inc | Production of rigid polyurethane foam |
GB1158787A (en) * | 1965-10-27 | 1969-07-16 | Ici Ltd | Polyurethane Foams |
US3629308A (en) * | 1966-07-25 | 1971-12-21 | Union Carbide Corp | Siloxane-oxyalkylene block copolymers |
DE1694096A1 (de) * | 1966-12-13 | 1971-08-26 | Bayer Ag | Verfahren zur Herstellung von wasserdampfdurchlaessigen,poroesen Flaechengebilden |
US4137265A (en) * | 1967-11-13 | 1979-01-30 | Texaco Development Corporation | Water-insoluble nitrogen-containing polyols |
BE757421A (fr) * | 1969-10-14 | 1971-04-13 | Scott Paper Co | Mousse de polyurethane incombustible |
AT306374B (de) * | 1970-09-02 | 1973-04-10 | Chemie Linz Ag | Flammfeste Formmasse auf Basis von Polyurethanen oder Epoxyharzen |
US3726835A (en) * | 1971-01-12 | 1973-04-10 | Thiokol Chemical Corp | Polyurethane prepolymers cured with melamine or dicyandiamide |
US3824239A (en) * | 1972-12-29 | 1974-07-16 | Basf Wyandotte Corp | Disubstituted diethanol-amino-s-triazines |
DE2324134C3 (de) * | 1973-05-12 | 1981-01-08 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Aminoplast-Dispersionen |
DE2348838A1 (de) * | 1973-09-28 | 1975-04-10 | Elastogran Gmbh | Verfahren zur herstellung von flammfesten, isocyanuratgruppenhaltigen polyurethankunststoffen |
GB1477333A (en) * | 1974-02-11 | 1977-06-22 | Ici Ltd | Polymer-modified polyether polyols |
US4008185A (en) * | 1974-03-29 | 1977-02-15 | The Dow Chemical Company | Process for preparing rapid-setting polyurethanes |
US4098729A (en) * | 1974-04-08 | 1978-07-04 | Th. Goldschmidt Ag | Process of producing cross-linked urethane-group comprising foams of open-cell structure |
US3897372A (en) * | 1974-04-17 | 1975-07-29 | Grace W R & Co | Smoke-flame retardant hydrophilic urethane and method |
GB1501172A (en) * | 1974-05-17 | 1978-02-15 | Bayer Ag | Process for the production of polyurethane foams |
GB1482213A (en) * | 1975-02-19 | 1977-08-10 | Ici Ltd | Polymer-modified polyether polyols |
GB1546705A (en) * | 1975-06-23 | 1979-05-31 | Tenneco Chem | Production of polyurethane foam |
US4066578A (en) * | 1976-01-14 | 1978-01-03 | W. R. Grace & Co. | Heavily loaded flame retardant urethane and method |
JPS53106799A (en) * | 1977-03-02 | 1978-09-18 | Bridgestone Corp | Synthetic resin form and its preparation |
US4143029A (en) * | 1977-05-13 | 1979-03-06 | Uniroyal, Inc. | Flame retarded polyurethane compositions |
DE2815554A1 (de) * | 1978-04-11 | 1979-10-25 | Basf Ag | Schwerentflammbare polyurethan-weichschaumstoffe |
US4162276A (en) * | 1978-05-01 | 1979-07-24 | Uniroyal, Inc. | Nonburning, non-dripping polyurethane compositions |
US4239856A (en) * | 1978-08-28 | 1980-12-16 | Texaco Development Corp. | Method for preparing high-resilient flexible urethane foams |
US4197373A (en) * | 1978-12-22 | 1980-04-08 | Pennwalt Corporation | Melamine derivatives as flame retardants for polyurethanes |
US4246146A (en) * | 1979-03-09 | 1981-01-20 | W. R. Grace & Co. | Fire retardant coating system utilizing polyurethane hydrogel |
DE2932304A1 (de) * | 1979-08-09 | 1981-02-26 | Basf Ag | Stabile fuellstoff-polyol-dispersionen, ein verfahren zu deren herstellung und die verwendung zur herstellung von gegebenenfalls geschaeumten polyurethankunststoffen |
GB2072204B (en) * | 1980-02-14 | 1983-12-07 | Rowlands J P | Polymer-modified polyols useful in polyurethane manufacture |
US4374209A (en) * | 1980-10-01 | 1983-02-15 | Interchem International S.A. | Polymer-modified polyols useful in polyurethane manufacture |
US4317889A (en) * | 1980-10-24 | 1982-03-02 | Tenneco Chemicals, Inc. | Intumescent flexible polyurethane foam |
US4374207A (en) * | 1980-10-24 | 1983-02-15 | G.F.C. Foam Corporation | Intumescent flexible polyurethane foam |
US4335029A (en) * | 1980-12-15 | 1982-06-15 | Witco Chemical Corporation | Aqueous polyurethane compositions |
DE3100626C2 (de) * | 1981-01-12 | 1985-05-15 | Schmittmann, Hans-Bernd, Dipl.-Chem. Dr.Rer.Nat., 5620 Velbert | Schwerentflammbare, insbesondere als Baustoff oder dergleichen verwendbare Kunststoffe, Verfahren zu ihrer Herstellung sowie ihre Verwendung als Bauteile |
US4390642A (en) * | 1981-02-26 | 1983-06-28 | Thermocell Development, Ltd. | Flame-retardant, thermosetting foam product and method of preparing same |
GB2094315B (en) * | 1981-03-10 | 1984-08-01 | Dunlop Ltd | Highly-resilient polyether urethane foams |
GB2098229A (en) * | 1981-05-08 | 1982-11-17 | Shell Int Research | Stable polyurethane dispersions |
US4427797A (en) * | 1981-06-09 | 1984-01-24 | Thermocell Development Ltd. | Non-burning, non-smoking thermoset foam composition |
US4385131A (en) * | 1981-06-18 | 1983-05-24 | Wm. T. Burnett & Co., Inc. | Polyurethane foam resistant to smoldering combustion containing either urea or melamine |
GB2102825A (en) * | 1981-07-31 | 1983-02-09 | Ici Plc | Polymer-modified polyols |
GB2102824A (en) * | 1981-07-31 | 1983-02-09 | Ici Plc | Polymer-modified polyols |
GB2102822A (en) * | 1981-07-31 | 1983-02-09 | Ici Plc | Polymer-modified polyols |
DE3137132A1 (de) * | 1981-09-18 | 1983-04-07 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von elastischen polyurethan-weichschaumstoffen |
DE3270603D1 (en) * | 1981-10-28 | 1986-05-22 | Ici Plc | Polymer-modified polyols |
US4421868A (en) * | 1982-05-17 | 1983-12-20 | Thermocell Development, Ltd. | Polyester-melamine thermosetting foam and method of preparation |
US4387194A (en) * | 1982-07-22 | 1983-06-07 | General Motors Corporation | High solids internally U.V. stabilized melamine cured urethane paint |
US4381351A (en) * | 1982-07-26 | 1983-04-26 | Mobay Chemical Corporation | Combustion modified flexible polyurethane foam |
DE3238443A1 (de) * | 1982-10-16 | 1984-04-19 | Hoechst Ag, 6230 Frankfurt | Aktiviertes ammoniumpolyphosphat sowie verfahren zu seiner herstellung und seine verwendung |
US4451622A (en) * | 1983-04-12 | 1984-05-29 | Henkel Corporation | Urethane prepolymers crosslinked with amino crosslinking agents |
US4481308A (en) * | 1983-05-03 | 1984-11-06 | Anti-Fire Foam, Inc. | Pretreatment method of producing fire retardant foam |
US4485195A (en) * | 1983-10-25 | 1984-11-27 | Texaco Inc. | Alkoxylated Mannich condensates having fire retardancy properties and manufacture of rigid polyurethane foam therewith |
US4579876A (en) * | 1984-02-21 | 1986-04-01 | Mobay Chemical Corporation | Polyols for the production of rigid polyurethane foams |
GB2177406B (en) * | 1985-06-27 | 1989-07-12 | Basf Corp | Flame retardant polyurethane foams |
US4849459A (en) * | 1985-06-27 | 1989-07-18 | Basf Corporation | Flame retardant polyurethane foams |
GB2177405B (en) * | 1985-06-28 | 1989-08-23 | Basf Corp | Flame retardant polyurethane foams |
JPH0270719A (ja) * | 1988-06-24 | 1990-03-09 | Bridgestone Corp | 軟質ポリウレタンフォームの製造方法 |
GB8821058D0 (en) * | 1988-09-08 | 1988-10-05 | Bp Chem Int Ltd | Dispersion polymer polyols |
DE3842384A1 (de) * | 1988-12-16 | 1990-07-12 | Bayer Ag | Verfahren zur herstellung von polyurethanschaumstoffen |
DE3842385A1 (de) * | 1988-12-16 | 1990-07-12 | Bayer Ag | Verfahren zur herstellung von polyurethanschaumstoffen |
AT394049B (de) * | 1989-04-04 | 1992-01-27 | Chemie Linz Gmbh | Melaminzubereitung, stabile dispersion von melamin in polyetherolen, verfahren zur herstellung und ihre verwendung |
US5086082A (en) * | 1989-09-27 | 1992-02-04 | Pmc, Inc. | Ignition resistant polyurethane foams with melamine |
US5057545A (en) * | 1989-10-02 | 1991-10-15 | Fire Retardant Foam Technologies, Inc. | Fire retardant foam materials |
AT394565B (de) * | 1990-01-30 | 1992-05-11 | Chemie Linz Gmbh | Cyanursaeure oder deren derivate enthaltende melaminzubereitung und stabile dispersion von melamin in polyetherolen, verfahren zu ihrer herstellung und ihre verwendung |
US5250581A (en) * | 1990-09-26 | 1993-10-05 | Arco Chemical Technology, L.P. | Polymer polyols containing halogenated aromatic monomers |
US5198473A (en) * | 1991-12-09 | 1993-03-30 | Basf Corporation | Polyurethane foams of increased flame retardancy |
-
1984
- 1984-08-30 GB GB848421967A patent/GB8421967D0/en active Pending
-
1985
- 1985-08-19 GB GB08520754A patent/GB2163762B/en not_active Expired
- 1985-08-26 NL NL8502342A patent/NL192619C/nl not_active IP Right Cessation
- 1985-08-27 DE DE19853530519 patent/DE3530519A1/de active Granted
- 1985-08-29 FR FR858512888A patent/FR2569705B1/fr not_active Expired - Lifetime
- 1985-08-29 BE BE0/215519A patent/BE903147A/fr not_active IP Right Cessation
-
1994
- 1994-12-15 US US08/357,345 patent/US5506278A/en not_active Expired - Lifetime
- 1994-12-15 US US08/357,346 patent/US5536757A/en not_active Expired - Lifetime
-
1995
- 1995-06-05 US US08/463,266 patent/US5569682A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB2163762A (en) | 1986-03-05 |
FR2569705A1 (fr) | 1986-03-07 |
DE3530519C2 (fr) | 1991-07-18 |
US5536757A (en) | 1996-07-16 |
NL8502342A (nl) | 1986-03-17 |
BE903147A (fr) | 1985-12-16 |
US5506278A (en) | 1996-04-09 |
GB8520754D0 (en) | 1985-09-25 |
US5569682A (en) | 1996-10-29 |
NL192619B (nl) | 1997-07-01 |
NL192619C (nl) | 1997-11-04 |
DE3530519A1 (de) | 1986-03-13 |
GB2163762B (en) | 1987-12-02 |
GB8421967D0 (en) | 1984-10-03 |
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