DE3466683D1 - Liquid composition containing diisocyanates with a diphenyl methane structure, and process for its preparation - Google Patents
Liquid composition containing diisocyanates with a diphenyl methane structure, and process for its preparationInfo
- Publication number
- DE3466683D1 DE3466683D1 DE8484400859T DE3466683T DE3466683D1 DE 3466683 D1 DE3466683 D1 DE 3466683D1 DE 8484400859 T DE8484400859 T DE 8484400859T DE 3466683 T DE3466683 T DE 3466683T DE 3466683 D1 DE3466683 D1 DE 3466683D1
- Authority
- DE
- Germany
- Prior art keywords
- preparation
- composition containing
- liquid composition
- diphenyl methane
- containing diisocyanates
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C265/00—Derivatives of isocyanic acid
- C07C265/14—Derivatives of isocyanic acid containing at least two isocyanate groups bound to the same carbon skeleton
-
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8307116A FR2545083B1 (fr) | 1983-04-29 | 1983-04-29 | Composition liquide, contenant des diisocyanates a structure diphenylmethane, et son procede de fabrication |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3466683D1 true DE3466683D1 (en) | 1987-11-12 |
Family
ID=9288383
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484400859T Expired DE3466683D1 (en) | 1983-04-29 | 1984-04-27 | Liquid composition containing diisocyanates with a diphenyl methane structure, and process for its preparation |
Country Status (5)
Country | Link |
---|---|
US (1) | US4650899A (de) |
EP (1) | EP0125169B1 (de) |
JP (1) | JPS59206346A (de) |
DE (1) | DE3466683D1 (de) |
FR (1) | FR2545083B1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3861897D1 (de) * | 1987-05-05 | 1991-04-11 | Ciba Geigy Ag | Verfahren zur herstellung von 4-hydroxy-2,2,6,6-tetramethyl-piperidin. |
US4900760A (en) * | 1987-06-16 | 1990-02-13 | Mobay Corporation | Flexible polyurethane foam prepared from a novel polyisocyanate mixture |
US4822517A (en) * | 1987-06-16 | 1989-04-18 | Mobay Corporation | Novel polyisocyanate mixture |
US5171468A (en) * | 1988-03-10 | 1992-12-15 | Mitsui Toatsu Chemicals, Incorporated | Aromatic polyisocyanate |
DE102005006692A1 (de) * | 2005-02-15 | 2006-08-24 | Bayer Materialscience Ag | Verfahren zur Herstellung von Di-und Polyaminen der Diphenylmethanreihe |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB909054A (en) * | 1961-03-17 | 1962-10-24 | Ici Ltd | Purification of tolylene diamines |
US3362979A (en) * | 1964-01-02 | 1968-01-09 | Jefferson Chem Co Inc | Mixtures of methylene-bridged polyphenyl polyisocyanates |
US3676497A (en) * | 1968-08-06 | 1972-07-11 | Upjohn Co | Process for preparing di(aminophenyl)-methanes |
GB1398975A (en) * | 1971-08-16 | 1975-06-25 | Ici Ltd | Heat treatment and distillation of methylene bridged polyphenyl polyisocyanates |
US4118411A (en) * | 1977-02-09 | 1978-10-03 | Mobay Chemical Corporation | Low-temperature storage stable liquid diphenylmethane diisocyanates |
JPS53111046A (en) * | 1977-03-04 | 1978-09-28 | Bayer Ag | Method for production of polyarylamine |
DE2930411C2 (de) * | 1979-07-26 | 1982-10-21 | Bayer Ag, 5090 Leverkusen | Verwendung von Diisocyanatgemischen der Diphenylmethanreihe als Lösungsmittel für Hilfs- und Zusatzmittel für aromatische Polyisocyanate. |
DE2935318A1 (de) * | 1979-08-31 | 1981-03-26 | Bayer Ag, 51373 Leverkusen | Neue diisocyanate bzw. diisocyanatgemische der diphenylmethanreihe, verfahren zu ihrer herstellung, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen nach dem isocyanat-polyadditionsverfahren |
DE3032128A1 (de) * | 1980-08-26 | 1982-04-08 | Bayer Ag, 5090 Leverkusen | Neue diisocyanate bzw. diisocyanatgemische der diphenylmethanreihe, verfahren zu ihrer herstellung, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen nach dem isocyanat-polyadditionsverfahren |
EP0057862A1 (de) * | 1981-02-05 | 1982-08-18 | Mobay Chemical Corporation | Bei niedriger Temperatur lagerbeständiges, teilweise carbodiimidisiertes Methylenbis (phenylisocyanat), ein Verfahren zu seiner Herstellung und seine Verwendung als Ausgangsstoff für die Diisocyanat-Polyadditionsreaktion |
FR2525216B1 (fr) * | 1982-04-16 | 1985-10-25 | Ugine Kuhlmann | Isocyanates aromatiques halogenes, ou leurs melanges, a structure diphenylmethane et leur procede de fabrication |
-
1983
- 1983-04-29 FR FR8307116A patent/FR2545083B1/fr not_active Expired
-
1984
- 1984-04-26 US US06/603,964 patent/US4650899A/en not_active Expired - Fee Related
- 1984-04-27 EP EP84400859A patent/EP0125169B1/de not_active Expired
- 1984-04-27 DE DE8484400859T patent/DE3466683D1/de not_active Expired
- 1984-04-27 JP JP59084240A patent/JPS59206346A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS59206346A (ja) | 1984-11-22 |
EP0125169B1 (de) | 1987-10-07 |
FR2545083B1 (fr) | 1987-07-17 |
EP0125169A1 (de) | 1984-11-14 |
JPH0458464B2 (de) | 1992-09-17 |
FR2545083A1 (fr) | 1984-11-02 |
US4650899A (en) | 1987-03-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3572678D1 (en) | Process for the preparation of urethdione groups containing compounds, the compounds obtained with this process and their use in the preparation of polyurethanes | |
GB2143050B (en) | Liquid crystal cell | |
AU586449B2 (en) | Liquid pack and apparatus for the production thereof | |
EP0316738A3 (en) | Process for the preparation of polyisocyanates containing methane groups, and their use | |
GB8514227D0 (en) | Cascaded dual cell display | |
EP0049847A3 (en) | Alpha-amylase inactivator, process for its preparation, composition containing said inactivator, and its application | |
AU570887B2 (en) | Liquid replenishing apparatus | |
DE3562548D1 (en) | Heat-insulated container | |
EP0160399A3 (en) | A mult-component copolymer rubber, a process for producing the same, and a rubber composition containing the multi-component copolymer rubber | |
EP0187015A3 (en) | Squarilium compound and liquid crystal composition containing the same | |
GB8407797D0 (en) | Liquid crystal cell arrangement | |
EP0168012A3 (en) | Liquid crystal composition | |
GB2142927B (en) | Liquid crystal composition | |
AU573039B2 (en) | Feroelectric liquid crystal cell | |
DE3561727D1 (en) | Process for the preparation of uretdion-group containing polyisocyanates | |
EP0157519A3 (en) | Liquid crystal composition | |
GB2192290B (en) | Liquid crystal cell | |
DE3466683D1 (en) | Liquid composition containing diisocyanates with a diphenyl methane structure, and process for its preparation | |
DK168684A (da) | Varmeveksler | |
GB2142647B (en) | Liquid crystal composition | |
DE3565402D1 (en) | Uretdiondiisocyanates, polyisocyanate mixtures containing them, process for their preparation and their use in the preparation of polyurethane synthetics | |
GB2087583B (en) | Bistable liquid crystal twist cell | |
EP0323008A3 (en) | Liquid crystal cell | |
DE3560486D1 (en) | Sulphur containing polyetherurethans, process for their preparation and their use | |
GB2177106B (en) | Liquid crystal composition |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |