GB2266717B - Non-migrating 1-hydrocarbyloxy-2,2,6,6-tetramethylpiperidine 1,3,5-triazine derivatives as polymer stabilizers - Google Patents
Non-migrating 1-hydrocarbyloxy-2,2,6,6-tetramethylpiperidine 1,3,5-triazine derivatives as polymer stabilizersInfo
- Publication number
- GB2266717B GB2266717B GB9308964A GB9308964A GB2266717B GB 2266717 B GB2266717 B GB 2266717B GB 9308964 A GB9308964 A GB 9308964A GB 9308964 A GB9308964 A GB 9308964A GB 2266717 B GB2266717 B GB 2266717B
- Authority
- GB
- United Kingdom
- Prior art keywords
- hydrocarbyloxy
- tetramethylpiperidine
- migrating
- triazine derivatives
- polymer stabilizers
- 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
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/14—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
- C07D401/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- 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
- C08G18/2805—Compounds having only one group containing active hydrogen
- C08G18/285—Nitrogen containing compounds
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Hydrogenated Pyridines (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polyurethanes Or Polyureas (AREA)
- Anti-Oxidant Or Stabilizer Compositions (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/878,678 US5216156A (en) | 1992-05-05 | 1992-05-05 | Non-migrating 1-hydrocarbyloxy-2,2,6,6-tetramethylpiperidine 1,3,5-triazine derivatives |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| GB9308964D0 GB9308964D0 (en) | 1993-06-16 |
| GB2266717A GB2266717A (en) | 1993-11-10 |
| GB2266717B true GB2266717B (en) | 1996-07-24 |
Family
ID=25372567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB9308964A Expired - Lifetime GB2266717B (en) | 1992-05-05 | 1993-04-30 | Non-migrating 1-hydrocarbyloxy-2,2,6,6-tetramethylpiperidine 1,3,5-triazine derivatives as polymer stabilizers |
Country Status (16)
| Country | Link |
|---|---|
| US (2) | US5216156A (OSRAM) |
| JP (1) | JP3259200B2 (OSRAM) |
| KR (1) | KR100253765B1 (OSRAM) |
| AT (1) | AT406162B (OSRAM) |
| BE (1) | BE1007753A3 (OSRAM) |
| BR (1) | BR9301745A (OSRAM) |
| CA (1) | CA2095415C (OSRAM) |
| DE (1) | DE4314721B4 (OSRAM) |
| ES (1) | ES2060548B1 (OSRAM) |
| FR (1) | FR2690920B1 (OSRAM) |
| GB (1) | GB2266717B (OSRAM) |
| IT (1) | IT1271467B (OSRAM) |
| MX (1) | MX9302590A (OSRAM) |
| NL (1) | NL195036C (OSRAM) |
| SE (1) | SE505317C2 (OSRAM) |
| TW (1) | TW237451B (OSRAM) |
Families Citing this family (50)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1271711B (it) * | 1994-11-09 | 1997-06-04 | Ciba Geigy Spa | Derivati della 2,2,6,6-tetrametilpiperidina utili come stabilizzanti alla luce, al calore e all'ossidazione per materiali organici |
| US6147163A (en) * | 1996-12-18 | 2000-11-14 | Basf Corporation | Acrylic oligomeric and polymeric durability enhancing agents, method therefore and cured coating compositions containing the same |
| US6037441A (en) * | 1996-12-18 | 2000-03-14 | Basf Corporation | Non-acrylic durability enhancing agents, method therefore and cured coating compositions containing the same |
| US6166148A (en) * | 1996-12-18 | 2000-12-26 | Basf Corporation | Durability enhancing agents, method therefore and cured coating compositions containing the same |
| US6472456B1 (en) | 1997-06-30 | 2002-10-29 | Ciba Specialty Chemicals Corp. | Flame retardant compositions |
| US6599963B2 (en) | 1997-06-30 | 2003-07-29 | Ciba Specialty Chemicals Corporation | Flame retardant compositions |
| US5844026A (en) * | 1997-06-30 | 1998-12-01 | Ciba Specialty Chemicals Corporation | N,N',N''-tris{2,4-bis Hydrocarbyloxy-2,2,6,6-tetra-methylpiperidin-4-yl)alkylamino!-s-triazin-6-yl}-3,3'-ethylenediiminodipropylamines, their isomers and bridged derivatives and polymer compositions stabilized therewith |
| US6383716B1 (en) | 1997-08-22 | 2002-05-07 | Asahi Kasei Kabushiki Kaisha | Stable photosensitive resin composition |
| WO2000049462A1 (fr) * | 1999-02-19 | 2000-08-24 | Asahi Kasei Kogyo Kabushiki Kaisha | Composition de resine photosensible stable |
| KR20010024680A (ko) * | 1997-12-08 | 2001-03-26 | 마이클 제이. 켈리 | 모르폴리노 말단-캐핑되고, 입체 장해된 아민 치환아미노트리아진 및 광 안정제로서 이의 용도 |
| ITMI980366A1 (it) | 1998-02-25 | 1999-08-25 | Ciba Spec Chem Spa | Preparazione di eteri amminici stericamente impediti |
| SG74700A1 (en) * | 1998-02-25 | 2000-08-22 | Ciba Sc Holding Ag | Preparation of sterically hindered amine ethers |
| US6051164A (en) * | 1998-04-30 | 2000-04-18 | Cytec Technology Corp. | Methods and compositions for protecting polymers from UV light |
| TWI273115B (en) * | 2000-12-12 | 2007-02-11 | Ciba Sc Holding Ag | Improved weatherability of flame retardant polyolefin |
| CA2467711C (en) * | 2001-12-10 | 2011-11-01 | Ciba Specialty Chemicals Holding Inc. | Flame retardant compositions |
| US7323502B2 (en) * | 2002-03-12 | 2008-01-29 | Ciba Specialty Chemicals Corporation | Flame retardant compositions |
| US20040002559A1 (en) * | 2002-04-10 | 2004-01-01 | Malisa Troutman | Flame retardant coatings |
| MY139230A (en) * | 2002-10-17 | 2009-08-28 | Ciba Holding Inc | Flame retardant polymeric electrical parts |
| CA2517334A1 (en) * | 2003-02-26 | 2004-09-10 | Ciba Specialty Chemicals Holding Inc. | Water compatible sterically hindered alkoxyamines and hydroxy substituted alkoxyamines |
| US7550599B2 (en) * | 2003-02-26 | 2009-06-23 | Ciba Specialty Chemicals Corporation | Water compatible sterically hindered alkoxyamines and hydroxy substituted alkoxyamines |
| PL1807395T3 (pl) | 2004-11-02 | 2016-06-30 | Basf Se | Sposób syntezy n-alkoksyamin |
| WO2007016175A1 (en) * | 2005-07-28 | 2007-02-08 | Guasch Michael N | Fuel repellent compositions, fabrics and articles |
| EP1787989A1 (de) * | 2005-11-17 | 2007-05-23 | Degussa GmbH | Triazinverbindungen mit Aminogruppen- und Carboxygruppen-haltigen Substituenten |
| JP5650540B2 (ja) * | 2007-12-12 | 2015-01-07 | ライジェル ファーマシューティカルズ, インコーポレイテッド | 代謝障害のためのカルボキサミド、スルホンアミド、およびアミン化合物 |
| US20120145241A1 (en) | 2009-08-18 | 2012-06-14 | Basf Se | Photovoltaic module with stabilized polymeric encapsulant |
| JP5556395B2 (ja) * | 2009-08-28 | 2014-07-23 | Jsr株式会社 | 液晶配向剤、液晶配向膜、液晶表示素子 |
| AR079493A1 (es) * | 2009-12-21 | 2012-02-01 | Nippon Soda Co | Compuesto de amina ciclica y acaricida |
| AR081721A1 (es) | 2010-02-25 | 2012-10-17 | Nippon Soda Co | Compuesto de amina ciclica y acaricida |
| JP5615425B2 (ja) | 2010-03-25 | 2014-10-29 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | ホスフィン酸塩およびニトロキシル誘導体の難燃性組成物 |
| CA2804228A1 (en) | 2010-07-28 | 2012-02-02 | Basf Se | Phosphinic acid hydrazide flame retardant compositions |
| WO2012013565A1 (en) | 2010-07-29 | 2012-02-02 | Basf Se | Phosphinic acid hydrazide flame retardant compositions |
| US9394244B2 (en) | 2012-10-23 | 2016-07-19 | Basf Se | Ethylenically unsaturated oligomers |
| EP2743299A1 (de) | 2012-12-12 | 2014-06-18 | Zylum Beteiligungsgesellschaft mbH & Co. Patente II KG | Synergistische Zusammensetzung und deren Verwendung als Flammschutzmittel |
| EP2816097A1 (en) | 2013-06-18 | 2014-12-24 | Shell Internationale Research Maatschappij B.V. | Lubricating oil composition |
| JP6598768B2 (ja) | 2013-09-27 | 2019-10-30 | ビーエーエスエフ ソシエタス・ヨーロピア | 建築材料用ポリオレフィン組成物 |
| TWI685524B (zh) | 2013-12-17 | 2020-02-21 | 美商畢克美國股份有限公司 | 預先脫層之層狀材料 |
| WO2016156328A1 (en) | 2015-03-31 | 2016-10-06 | Shell Internationale Research Maatschappij B.V. | Use of a lubricating composition comprising a hindered amine light stabilizer for improved piston cleanliness in an internal combustion engine |
| US9752093B2 (en) * | 2015-06-04 | 2017-09-05 | Chevron Oronite Company Llc | Borated polyol ester of hindered phenol antioxidant/friction modifier with enhanced performance |
| KR102580043B1 (ko) | 2015-07-20 | 2023-09-20 | 바스프 에스이 | 난연성 폴리올레핀 물품 |
| EP3263560A1 (en) | 2016-06-29 | 2018-01-03 | Borealis Agrolinz Melamine GmbH | Novel triazine-precondensate-aldehyde condensation products and method for obtaining the same |
| EP3263561A1 (en) | 2016-06-29 | 2018-01-03 | Borealis Agrolinz Melamine GmbH | Novel triazine precondensate and method for obtaining the same |
| ES2757778T3 (es) | 2016-08-26 | 2020-04-30 | Total Res & Technology Feluy | Capuchones o cierres fabricados con una composición de resina que comprende polietileno |
| JP7478135B2 (ja) | 2018-08-22 | 2024-05-02 | ビーエーエスエフ ソシエタス・ヨーロピア | 安定化された回転成形ポリオレフィン |
| JP7515497B2 (ja) * | 2019-03-08 | 2024-07-12 | ビーエーエスエフ ソシエタス・ヨーロピア | 立体障害アミン安定剤混合物 |
| WO2020190833A1 (en) | 2019-03-18 | 2020-09-24 | Basf Se | Uv curable compositions for dirt pick-up resistance |
| US20220282064A1 (en) | 2019-07-30 | 2022-09-08 | Basf Se | Stabilizer composition |
| US12129369B2 (en) | 2021-04-13 | 2024-10-29 | Totalenergies Onetech Belgium | Process to produce an additived composition of polyethylene comprising post-consumer resin and caps or closures made from this composition |
| US20240059867A1 (en) | 2022-08-12 | 2024-02-22 | Carl Freudenberg Kg | Flame-retardant molded articles for electrical devices |
| ES3033928T3 (en) | 2022-08-12 | 2025-08-11 | Freudenberg Carl Kg | Flame-retardant crosslinked aliphatic polyketones |
| CN115611863B (zh) * | 2022-10-14 | 2023-11-14 | 天津大学浙江绍兴研究院 | 一种多功能三嗪基室温磷光材料及制备方法与应用 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4740544A (en) * | 1985-07-16 | 1988-04-26 | Adeka Argus Chemical Co., Ltd. | Hydrocarbyl(polyphenol)-poly(2,2,6,6-tetramethyl piperidyl-1,3,5-triazines) as stabilizers for synthetic polymer compositions |
| EP0389428A2 (en) * | 1989-03-21 | 1990-09-26 | Ciba-Geigy Ag | N,N-Bis(l-hydroxycarbyloxy-2,2,6,6-tetramethyl-piperidin-4-yl) amino triazines and stabilized compositions |
| EP0469923A2 (en) * | 1990-08-02 | 1992-02-05 | Xerox Corporation | Image display systems |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2642374A1 (de) * | 1976-09-21 | 1978-03-23 | Bayer Ag | Permanent stabilisierte polyurethane |
| DE2642386A1 (de) * | 1976-09-21 | 1978-03-23 | Bayer Ag | Permanent stabilisierte polyurethane |
| DE2862332D1 (en) * | 1977-12-30 | 1983-11-10 | Ciba Geigy Ag | Stabilisation of heat-curable metallic enamel paints against the action of light, humidity and oxygen by the addition of polyalkylpiperidine derivatives |
| DE2862264D1 (en) * | 1977-12-30 | 1983-07-07 | Ciba Geigy Ag | New polyalkylpiperidine derivatives of s-triazines, their use in the stabilisation of plastics and plastics stabilized in this way |
| EP0006213B1 (de) * | 1978-06-21 | 1982-09-01 | Ciba-Geigy Ag | Lichtstabilisierung von sauerkatalysierten Einbrennlacken |
| JPS58152881A (ja) * | 1982-03-08 | 1983-09-10 | Adeka Argus Chem Co Ltd | ビス(2−ヒドロキシエチル)アミノトリアジン化合物 |
| US4590231A (en) * | 1983-10-11 | 1986-05-20 | Ciba-Geigy Corporation | Polyolefin compositions stabilized against degradation using hydroxylamine derivatives |
| US4619956A (en) * | 1985-05-03 | 1986-10-28 | American Cyanamid Co. | Stabilization of high solids coatings with synergistic combinations |
| JPS6218443A (ja) * | 1985-07-17 | 1987-01-27 | Adeka Argus Chem Co Ltd | 安定化高分子材料組成物 |
| FR2587340B1 (fr) * | 1985-09-13 | 1990-04-20 | Sandoz Sa | Nouvelles tetraalkylpiperidines, leur preparation et leur utilisation comme stabilisants des matieres polymeres |
| ES2065924T5 (es) * | 1987-09-21 | 2002-12-16 | Ciba Sc Holding Ag | Estabilizadores a base de amidas bloqueadas n-substituidas. |
| DE3888065T2 (de) * | 1987-09-21 | 1994-07-14 | Ciba-Geigy Ag, Basel | N-Acyloxy-substituierte sterisch gehinderte Aminstabilisatoren. |
| US5112890A (en) * | 1987-09-21 | 1992-05-12 | Ciba-Geigy Corporation | Stabilization of acid catalyzed thermoset resins |
| US5096950A (en) * | 1988-10-19 | 1992-03-17 | Ciba-Geigy Corporation | Polyolefin compositions stabilized with NOR-substituted hindered amines |
| EP0365481A1 (en) * | 1988-10-19 | 1990-04-25 | Ciba-Geigy Ag | Polymeric substrates stabilized with N-substituted hindered amines |
| DE69026747T2 (de) * | 1989-03-21 | 1996-11-14 | Ciba Geigy Ag | Nichtwandernde 1-Hydrocarbyloxy-gehinderte Amineverbindungen als Polymerstabilisatoren |
| DE69008406T2 (de) * | 1989-03-21 | 1994-08-25 | Ciba Geigy Ag | N-Hydroxycarbyloxy-Derivate von s-Triazinen mit gehinderter Aminogruppe. |
| US5019613A (en) * | 1989-03-21 | 1991-05-28 | Ciba-Geigy Corporation | N-hydrocarbyloxy derivatives of hindered amine-substituted S-triazines |
| US5145893A (en) * | 1989-03-21 | 1992-09-08 | Ciba-Geigy Corporation | Non-migrating 1-hydrocarbyloxy hindered amine derivatives as polymer stabilizers |
| IT1230091B (it) * | 1989-04-27 | 1991-10-05 | Ciba Geigy Spa | Composti piperidin-triazinici atti all'impiego come stabilizzanti per materiali organici. |
| DE3919691A1 (de) * | 1989-06-16 | 1990-12-20 | Hoechst Ag | Polymere polyalkyl-1-oxa-diazaspirodecane |
| US5214084A (en) * | 1990-03-14 | 1993-05-25 | Sumitomo Chemical Company, Ltd. | Stabilized polypropylene resin composition |
-
1992
- 1992-05-05 US US07/878,678 patent/US5216156A/en not_active Expired - Lifetime
-
1993
- 1993-03-12 US US02/030,999 patent/US5300544A/en not_active Expired - Lifetime
- 1993-04-29 BE BE9300432A patent/BE1007753A3/fr not_active IP Right Cessation
- 1993-04-30 GB GB9308964A patent/GB2266717B/en not_active Expired - Lifetime
- 1993-05-03 AT AT0085893A patent/AT406162B/de not_active IP Right Cessation
- 1993-05-03 CA CA002095415A patent/CA2095415C/en not_active Expired - Lifetime
- 1993-05-03 MX MX9302590A patent/MX9302590A/es unknown
- 1993-05-03 IT ITMI930870A patent/IT1271467B/it active IP Right Grant
- 1993-05-04 ES ES09300939A patent/ES2060548B1/es not_active Expired - Fee Related
- 1993-05-04 FR FR9305276A patent/FR2690920B1/fr not_active Expired - Lifetime
- 1993-05-04 KR KR1019930007784A patent/KR100253765B1/ko not_active Expired - Lifetime
- 1993-05-04 DE DE4314721A patent/DE4314721B4/de not_active Expired - Lifetime
- 1993-05-04 NL NL9300751A patent/NL195036C/nl not_active IP Right Cessation
- 1993-05-04 BR BR9301745A patent/BR9301745A/pt not_active IP Right Cessation
- 1993-05-05 SE SE9301539A patent/SE505317C2/sv unknown
- 1993-05-06 JP JP12996293A patent/JP3259200B2/ja not_active Expired - Lifetime
- 1993-05-07 TW TW082103572A patent/TW237451B/zh not_active IP Right Cessation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4740544A (en) * | 1985-07-16 | 1988-04-26 | Adeka Argus Chemical Co., Ltd. | Hydrocarbyl(polyphenol)-poly(2,2,6,6-tetramethyl piperidyl-1,3,5-triazines) as stabilizers for synthetic polymer compositions |
| EP0389428A2 (en) * | 1989-03-21 | 1990-09-26 | Ciba-Geigy Ag | N,N-Bis(l-hydroxycarbyloxy-2,2,6,6-tetramethyl-piperidin-4-yl) amino triazines and stabilized compositions |
| EP0469923A2 (en) * | 1990-08-02 | 1992-02-05 | Xerox Corporation | Image display systems |
Also Published As
| Publication number | Publication date |
|---|---|
| KR930023339A (ko) | 1993-12-18 |
| BR9301745A (pt) | 1993-11-09 |
| DE4314721A1 (de) | 1993-11-11 |
| US5216156A (en) | 1993-06-01 |
| CA2095415A1 (en) | 1993-11-06 |
| SE9301539L (sv) | 1993-11-06 |
| IT1271467B (it) | 1997-05-28 |
| KR100253765B1 (ko) | 2000-09-01 |
| ITMI930870A0 (it) | 1993-05-03 |
| SE9301539D0 (sv) | 1993-05-05 |
| ES2060548A1 (es) | 1994-11-16 |
| CA2095415C (en) | 2004-08-10 |
| AT406162B (de) | 2000-03-27 |
| JP3259200B2 (ja) | 2002-02-25 |
| MX9302590A (es) | 1993-11-01 |
| ATA85893A (de) | 1999-07-15 |
| NL195036C (nl) | 2003-06-25 |
| FR2690920B1 (fr) | 1994-12-30 |
| GB9308964D0 (en) | 1993-06-16 |
| NL9300751A (nl) | 1993-12-01 |
| JPH069582A (ja) | 1994-01-18 |
| ITMI930870A1 (it) | 1994-11-03 |
| SE505317C2 (sv) | 1997-08-04 |
| ES2060548B1 (es) | 1997-12-01 |
| GB2266717A (en) | 1993-11-10 |
| FR2690920A1 (fr) | 1993-11-12 |
| DE4314721B4 (de) | 2006-02-02 |
| TW237451B (OSRAM) | 1995-01-01 |
| BE1007753A3 (fr) | 1995-10-17 |
| US5300544A (en) | 1994-04-05 |
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Expiry date: 20130429 |