ATE251648T1 - Katalysator und verfahren zur trimerisierung von isocyanaten - Google Patents
Katalysator und verfahren zur trimerisierung von isocyanatenInfo
- Publication number
- ATE251648T1 ATE251648T1 AT98954515T AT98954515T ATE251648T1 AT E251648 T1 ATE251648 T1 AT E251648T1 AT 98954515 T AT98954515 T AT 98954515T AT 98954515 T AT98954515 T AT 98954515T AT E251648 T1 ATE251648 T1 AT E251648T1
- Authority
- AT
- Austria
- Prior art keywords
- catalyst
- isocyanates
- trimerizing
- trimerizing isocyanates
- polyisocyanurates
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 239000003054 catalyst Substances 0.000 title abstract 2
- 239000012948 isocyanate Substances 0.000 title abstract 2
- 150000002513 isocyanates Chemical class 0.000 title abstract 2
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 abstract 3
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 239000003426 co-catalyst Substances 0.000 abstract 1
- 238000006006 cyclotrimerization reaction Methods 0.000 abstract 1
- 229920001228 polyisocyanate Polymers 0.000 abstract 1
- 239000005056 polyisocyanate Substances 0.000 abstract 1
- 229920000582 polyisocyanurate Polymers 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 abstract 1
Classifications
-
- 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
- C08G18/02—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only
-
- 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
- C08G18/3848—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen containing heterocyclic rings having at least one nitrogen atom in the ring containing two nitrogen atoms in the ring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
- B01J31/0235—Nitrogen containing compounds
- B01J31/0239—Quaternary ammonium compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
- B01J31/0235—Nitrogen containing compounds
- B01J31/0244—Nitrogen containing compounds with nitrogen contained as ring member in aromatic compounds or moieties, e.g. pyridine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
- B01J31/0255—Phosphorus containing compounds
- B01J31/0267—Phosphines or phosphonium compounds, i.e. phosphorus bonded to at least one carbon atom, including e.g. sp2-hybridised phosphorus compounds such as phosphabenzene, the other atoms bonded to phosphorus being either carbon or hydrogen
- B01J31/0268—Phosphonium compounds, i.e. phosphine with an additional hydrogen or carbon atom bonded to phosphorous so as to result in a formal positive charge on phosphorous
-
- 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
- C08G18/02—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only
- C08G18/022—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only the polymeric products containing isocyanurate groups
-
- 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
- C08G18/16—Catalysts
- C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
- C08G18/1875—Catalysts containing secondary or tertiary amines or salts thereof containing ammonium salts or mixtures of secondary of tertiary amines and acids
-
- 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
- C08G18/16—Catalysts
- C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
- C08G18/20—Heterocyclic amines; Salts thereof
- C08G18/2009—Heterocyclic amines; Salts thereof containing one heterocyclic ring
- C08G18/2027—Heterocyclic amines; Salts thereof containing one heterocyclic ring having two 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/30—Addition reactions at carbon centres, i.e. to either C-C or C-X multiple bonds
- B01J2231/34—Other additions, e.g. Monsanto-type carbonylations, addition to 1,2-C=X or 1,2-C-X triplebonds, additions to 1,4-C=C-C=X or 1,4-C=-C-X triple bonds with X, e.g. O, S, NH/N
- B01J2231/341—1,2-additions, e.g. aldol or Knoevenagel condensations
-
- 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
- C08G2115/00—Oligomerisation
- C08G2115/02—Oligomerisation to isocyanurate groups
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9713856A FR2770533B1 (fr) | 1997-11-04 | 1997-11-04 | Utilisation d'imidazole en tant que co-catalyseur de la trimerisation d'isocyanates |
| FR9713855A FR2770532B1 (fr) | 1997-11-04 | 1997-11-04 | Catalyseur de trimerisation d'isocyanates, a base d'un hydrogenocarbonate |
| PCT/FR1998/002359 WO1999023128A1 (fr) | 1997-11-04 | 1998-11-04 | Catalyseur et procede de trimerisation d'isocyanates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE251648T1 true ATE251648T1 (de) | 2003-10-15 |
Family
ID=26233919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT98954515T ATE251648T1 (de) | 1997-11-04 | 1998-11-04 | Katalysator und verfahren zur trimerisierung von isocyanaten |
Country Status (12)
| Country | Link |
|---|---|
| US (2) | US6635761B1 (de) |
| EP (2) | EP1027380B1 (de) |
| JP (1) | JP4342723B2 (de) |
| KR (1) | KR100549652B1 (de) |
| CN (1) | CN1184248C (de) |
| AT (1) | ATE251648T1 (de) |
| AU (1) | AU1159699A (de) |
| BR (1) | BR9813932A (de) |
| CA (1) | CA2307747A1 (de) |
| DE (1) | DE69818857T2 (de) |
| WO (1) | WO1999023128A1 (de) |
| ZA (1) | ZA9810038B (de) |
Families Citing this family (50)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ZA9810038B (en) * | 1997-11-04 | 2000-05-03 | Rhodia Chimie Sa | A catalyst and a method for the trimerization of isocyanates. |
| FR2808528B1 (fr) * | 2000-05-04 | 2004-05-21 | Rhodia Chimie Sa | Procede d'obtention de polyisocyanate(s) ramifie(s) faiblement colore(s), et composition en decoulant |
| WO2001053277A1 (fr) * | 2000-01-20 | 2001-07-26 | Rhodia Chimie | Procede d'obtention de polyisocyanate(s) ramifie(s) faiblement colore(s), et composition en decoulant |
| FR2804112B1 (fr) * | 2000-01-20 | 2004-04-30 | Rhodia Chimie Sa | Procede d'obtention de cyclotrimeres d'isocyanate(s) ramifie(s) faiblement colore(s) et composition en decoulant |
| FR2818974B1 (fr) * | 2000-12-29 | 2003-10-24 | Rhodia Chimie Sa | (cyclo) condensation de composes isocyanates |
| DE10123419A1 (de) * | 2001-05-14 | 2002-11-21 | Bayer Ag | Verfahren zur Herstellung von aliphatischen Polyisocyanaten mit Uretdion-Isocyanurat- sowie Iminooxadiazindionstruktur |
| DE10123416A1 (de) * | 2001-05-14 | 2002-11-21 | Bayer Ag | Verfahren zur Herstellung von Polyisocyanaten |
| DE10131525A1 (de) * | 2001-07-02 | 2003-01-16 | Degussa | Verfahren zur Herstellung von geruchsarmen und lagerstabilen monomerhaltigen Polyisocyanuraten aus Isophorondiisocyanat |
| CA2533513A1 (en) * | 2003-07-24 | 2005-02-03 | Huntsman Petrochemical Corporation | Low-odor catalyst for isocyanate-derived foams and elastomers |
| FR2929612B1 (fr) * | 2008-04-03 | 2011-02-04 | Rhodia Operations | Procede d'oligomerisation des isocyanates en continu |
| EP2346919B1 (de) * | 2008-11-10 | 2013-09-04 | Dow Global Technologies LLC | Isocyanattrimerisationskatalysatorsystem, vorläuferformulierung, verfahren zur trimerisierung von isocyanaten, polyisocyanurat/polyurethan-hartschaumstoffe daraus und verfahren zur herstellung derartiger schaumstoffe |
| JP6249954B2 (ja) * | 2011-11-30 | 2017-12-20 | バイエル・インテレクチュアル・プロパティ・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツングＢａｙｅｒ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ ＧｍｂＨ | 連続的イソシアネート修飾方法 |
| WO2013167404A1 (en) * | 2012-05-08 | 2013-11-14 | Basf Se | Preparation of polyisocyanates having isocyanurate groups and their use |
| JP6281280B2 (ja) * | 2013-12-19 | 2018-02-21 | 東ソー株式会社 | アロファネート・イソシアヌレート化触媒、該触媒を用いたポリイソシアネート組成物、該組成物の製造方法、及び該組成物を用いた二液型塗料組成物 |
| JP2018513900A (ja) | 2015-04-21 | 2018-05-31 | コベストロ、ドイチュラント、アクチエンゲゼルシャフトＣｏｖｅｓｔｒｏ Ｄｅｕｔｓｃｈｌａｎｄ Ａｇ | 断熱条件下で製造されたポリイソシアヌレートポリマーに基づく固体 |
| EP3424975A1 (de) | 2015-04-21 | 2019-01-09 | Covestro Deutschland AG | Polyisocyanuratpolymere und verfahren zur herstellung von polyisocyanuratpolymeren |
| ES2792903T3 (es) | 2015-04-21 | 2020-11-12 | Covestro Intellectual Property Gmbh & Co Kg | Procedimiento de producción de plásticos de poliisocianurato |
| US10752724B2 (en) | 2015-04-21 | 2020-08-25 | Covestro Deutschland Ag | Process for producing polyisocvanurate plastics having functionalized surfaces |
| US10597484B2 (en) | 2015-04-21 | 2020-03-24 | Covestro Deutschland Ag | Polyisocyanurate plastics having high thermal stability |
| EP3085718B1 (de) | 2015-04-21 | 2024-04-17 | Covestro Deutschland AG | Polyisocyanuratkunststoff enthaltend siloxangruppen und verfahren zu dessen herstellung |
| CN105032490A (zh) * | 2015-07-17 | 2015-11-11 | 华南理工大学 | 一种复配催化剂及在制备混合二异氰酸酯三聚体中的应用 |
| US9815739B2 (en) | 2015-10-30 | 2017-11-14 | Covestro Llc | Polyisocyanurate based cement for wellbore fluid loss prevention |
| CN107021920B (zh) * | 2016-08-12 | 2019-07-23 | 万华化学集团股份有限公司 | 一种异氰酸酯聚合催化剂及其制备方法，及其用于制备聚异氰酸酯的方法 |
| WO2018073299A1 (en) | 2016-10-18 | 2018-04-26 | Covestro Deutschland Ag | Production of plastics by catalytic crosslinking of blocked polvisocvanates |
| CN110062794B (zh) | 2016-10-18 | 2022-05-13 | 科思创德国股份有限公司 | 具有高化学和机械耐受性的硬涂层 |
| US20210388153A1 (en) | 2016-10-18 | 2021-12-16 | Covestro Deutschland Ag | Coating of wires with catalytically crosslinked blocked polyisocyanates |
| CN109923143B (zh) | 2016-11-14 | 2022-04-22 | 科思创德国股份有限公司 | 由前体制造物体的方法和可自由基交联的树脂在增材制造法中的用途 |
| CN106902872B (zh) * | 2017-03-29 | 2019-09-03 | 万华化学集团股份有限公司 | 一种异氰酸酯聚合催化剂及其制备方法，及其用于制备聚异氰酸酯的方法 |
| EP3381962A1 (de) | 2017-03-29 | 2018-10-03 | Covestro Deutschland AG | Erzeugung von polyisocyanuratschichten durch getrennte auftragung von isocyanatkomponenten und katalysatoren |
| EP3421516A1 (de) | 2017-06-28 | 2019-01-02 | Covestro Deutschland AG | Gefärbte kunststoffe basierend auf vernetzten polyisocyanaten |
| WO2019061019A1 (en) | 2017-09-26 | 2019-04-04 | Covestro Deutschland Ag | TWO-COMPONENT SYSTEM FOR ELASTIC COATINGS |
| ES2981974T3 (es) | 2017-11-14 | 2024-10-14 | Covestro Deutschland Ag | Productos semiacabados basados en el mecanismo de reticulación dual |
| CN107868226B (zh) * | 2017-12-07 | 2020-08-28 | 万华化学集团股份有限公司 | 一种窄分布二异氰酸酯三聚体的制备方法 |
| ES2909427T3 (es) | 2017-12-21 | 2022-05-06 | Covestro Deutschland Ag | Barnices al agua resistentes a las heladas a base de poliisocianatos |
| WO2019121388A1 (de) | 2017-12-21 | 2019-06-27 | Covestro Deutschland Ag | Frostbeständige klebstoffe auf basis von polyisocyanaten |
| CN111465632B (zh) * | 2017-12-21 | 2022-07-19 | 科思创德国股份有限公司 | 制备含异氰脲酸酯基团的异氰酸酯混合物的方法 |
| WO2019157625A1 (en) | 2018-02-13 | 2019-08-22 | Covestro Deutschland Ag | Aromatic polyisocyanates with a high solids content |
| US11319402B2 (en) | 2018-05-17 | 2022-05-03 | Covestro Intellectual Property Gmbh & Co. Kg | Method for producing a polyisocyanate polymer and a polyisocyanurate plastic |
| CN113166364A (zh) | 2018-05-17 | 2021-07-23 | 科思创知识产权两合公司 | 由具有超高分子量的聚乙烯纤维和交联多异氰酸酯生产复合材料的方法 |
| CN108822276B (zh) * | 2018-05-29 | 2021-01-19 | 武汉理工大学 | 一种pvc/pet复合膜胶黏剂的制备方法 |
| WO2020016119A1 (de) | 2018-07-16 | 2020-01-23 | Covestro Deutschland Ag | Verfahren zur oligomerisierung von isocyanaten mit polyedrischen silsesquioxan-katalysatoren |
| EP3867293A1 (de) | 2018-10-19 | 2021-08-25 | Covestro Intellectual Property GmbH & Co. KG | Wasserfrei härtende klebstoffe auf polyisocyanatbasis |
| KR20210119396A (ko) | 2019-01-22 | 2021-10-05 | 코베스트로 인텔렉쳐 프로퍼티 게엠베하 운트 콤파니 카게 | 이중-경화 우레탄 중합체 및 이중-경화 이소시아누레이트 중합체를 기재로 하는 복합 물질 |
| WO2020174009A1 (de) | 2019-02-27 | 2020-09-03 | Covestro Intellectual Property Gmbh & Co. Kg | Polyisocyanuratwerkstoffe als elektrovergussmassen |
| EP3763792A1 (de) | 2019-07-11 | 2021-01-13 | Covestro Deutschland AG | Verfahren zur herstellung von isocyanuraten aus uretdionen |
| CN110760055B (zh) * | 2019-10-29 | 2022-02-15 | 万华化学（宁波）有限公司 | 一种多异氰酸酯组合物及制备方法 |
| EP4175820A1 (de) | 2020-07-02 | 2023-05-10 | Covestro Deutschland AG | Beschichtungen aus polyisocyanuratbeschichtungen (rim) und deren anwendung in spritzgiessprozessen |
| CN112250835B (zh) * | 2020-09-14 | 2022-03-11 | 万华化学（宁波）有限公司 | 一种制备无色多异氰酸酯组合物的方法 |
| US20240301154A1 (en) | 2021-03-29 | 2024-09-12 | Covestro Deutschland Ag | Polyisocyanurate-prepregs and fiber composite components produced therefrom |
| EP4303246A1 (de) | 2022-07-04 | 2024-01-10 | Covestro Deutschland AG | Polyisocyanatgemisch |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3980594A (en) | 1975-04-23 | 1976-09-14 | The General Tire & Rubber Company | Trimerization of aromatic isocyanates catalyzed by certain ammonium salts |
| US4040992A (en) | 1975-07-29 | 1977-08-09 | Air Products And Chemicals, Inc. | Catalysis of organic isocyanate reactions |
| DE2806731A1 (de) * | 1978-02-17 | 1979-08-23 | Bayer Ag | Verfahren zur herstellung von isocyanuratgruppen aufweisenden polyisocyanaten |
| JPS57111310A (en) | 1980-12-26 | 1982-07-10 | Achilles Corp | Production of rigid foam |
| US4542214A (en) * | 1982-03-04 | 1985-09-17 | Air Products And Chemicals, Inc. | Carbamate and carbonate salts of tertiary amines |
| JP2770329B2 (ja) * | 1988-07-22 | 1998-07-02 | 大日本インキ化学工業株式会社 | ポリイソシアネートの製造方法 |
| DE4005762A1 (de) | 1990-02-23 | 1991-08-29 | Bayer Ag | Trimerisierungskatalysatoren, ein verfahren zu ihrer herstellung und ihre verwendung bei der herstellung von isocyanuratgruppen aufweisenden polyisocyanaten |
| JP3044261B2 (ja) | 1990-04-11 | 2000-05-22 | 東ソー株式会社 | 通気性に優れた軟質ポリウレタンフォ−ムの製造法 |
| CA2052908A1 (en) * | 1990-11-06 | 1992-05-07 | Charles M. Milliren | System for the production of toluene diisocyanate based flexible foams and the flexible foams produced therefrom |
| DE4405055A1 (de) * | 1994-02-17 | 1995-08-24 | Basf Ag | Verfahren zur Herstellung von Isocyanuratgruppen aufweisenden Polyisocyanaten und ihre Verwendung |
| ZA9810038B (en) * | 1997-11-04 | 2000-05-03 | Rhodia Chimie Sa | A catalyst and a method for the trimerization of isocyanates. |
-
1998
- 1998-11-03 ZA ZA9810038A patent/ZA9810038B/xx unknown
- 1998-11-04 CN CNB988116995A patent/CN1184248C/zh not_active Expired - Fee Related
- 1998-11-04 DE DE69818857T patent/DE69818857T2/de not_active Expired - Lifetime
- 1998-11-04 EP EP98954515A patent/EP1027380B1/de not_active Expired - Lifetime
- 1998-11-04 AU AU11596/99A patent/AU1159699A/en not_active Abandoned
- 1998-11-04 EP EP03020852.4A patent/EP1375545B1/de not_active Expired - Lifetime
- 1998-11-04 US US09/530,607 patent/US6635761B1/en not_active Expired - Lifetime
- 1998-11-04 AT AT98954515T patent/ATE251648T1/de not_active IP Right Cessation
- 1998-11-04 BR BR9813932-0A patent/BR9813932A/pt not_active IP Right Cessation
- 1998-11-04 CA CA002307747A patent/CA2307747A1/fr not_active Abandoned
- 1998-11-04 WO PCT/FR1998/002359 patent/WO1999023128A1/fr not_active Ceased
- 1998-11-04 JP JP2000518997A patent/JP4342723B2/ja not_active Expired - Fee Related
- 1998-11-04 KR KR1020007004756A patent/KR100549652B1/ko not_active Expired - Fee Related
-
2003
- 2003-08-14 US US10/640,643 patent/US7091341B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR20010031693A (ko) | 2001-04-16 |
| ZA9810038B (en) | 2000-05-03 |
| EP1027380A1 (de) | 2000-08-16 |
| EP1375545A1 (de) | 2004-01-02 |
| JP2001521952A (ja) | 2001-11-13 |
| KR100549652B1 (ko) | 2006-02-08 |
| CA2307747A1 (fr) | 1999-05-14 |
| US20050080259A1 (en) | 2005-04-14 |
| CN1280588A (zh) | 2001-01-17 |
| EP1027380B1 (de) | 2003-10-08 |
| WO1999023128A1 (fr) | 1999-05-14 |
| US6635761B1 (en) | 2003-10-21 |
| JP4342723B2 (ja) | 2009-10-14 |
| DE69818857D1 (de) | 2003-11-13 |
| US7091341B2 (en) | 2006-08-15 |
| AU1159699A (en) | 1999-05-24 |
| BR9813932A (pt) | 2000-09-19 |
| CN1184248C (zh) | 2005-01-12 |
| EP1375545B1 (de) | 2016-06-29 |
| DE69818857T2 (de) | 2004-08-19 |
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