BE822187A - Diaryl diisocyanates a pont de methylene - Google Patents
Diaryl diisocyanates a pont de methyleneInfo
- Publication number
- BE822187A BE822187A BE150497A BE150497A BE822187A BE 822187 A BE822187 A BE 822187A BE 150497 A BE150497 A BE 150497A BE 150497 A BE150497 A BE 150497A BE 822187 A BE822187 A BE 822187A
- Authority
- BE
- Belgium
- Prior art keywords
- pont
- methylene
- diaryl
- diisocyanates
- diaryl diisocyanates
- Prior art date
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
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/773—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur halogens
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyurethanes Or Polyureas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US416133A US3903124A (en) | 1973-11-15 | 1973-11-15 | Methylene-bridged diaryl diisocyanates |
Publications (1)
Publication Number | Publication Date |
---|---|
BE822187A true BE822187A (fr) | 1975-05-14 |
Family
ID=23648687
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE150497A BE822187A (fr) | 1973-11-15 | 1974-11-14 | Diaryl diisocyanates a pont de methylene |
Country Status (7)
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4035318A (en) * | 1975-01-10 | 1977-07-12 | Olin Corporation | High resilience polyurethane foam |
DE3032358A1 (de) * | 1980-08-28 | 1982-04-08 | Bayer Ag, 5090 Leverkusen | Neue polyisocyanate bzw. polyisocyanatgemische der diphenylmethanreihe, verfahren zu ihrer herstellung, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen nach dem isocyanat-polyadditionsverfahren |
JPS6195381U (US07368563-20080506-C00056.png) * | 1984-11-30 | 1986-06-19 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3250796A (en) * | 1962-12-21 | 1966-05-10 | Du Pont | 4-isocyanatophenyl naphthylmethanes |
-
1973
- 1973-11-15 US US416133A patent/US3903124A/en not_active Expired - Lifetime
-
1974
- 1974-10-10 BR BR8424/74A patent/BR7408424A/pt unknown
- 1974-10-29 GB GB4676174A patent/GB1428578A/en not_active Expired
- 1974-11-05 IT IT53874/74A patent/IT1023163B/it active
- 1974-11-06 DE DE19742452714 patent/DE2452714A1/de active Pending
- 1974-11-08 JP JP49128820A patent/JPS525509B2/ja not_active Expired
- 1974-11-14 BE BE150497A patent/BE822187A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BR7408424D0 (pt) | 1975-09-16 |
JPS5083357A (US07368563-20080506-C00056.png) | 1975-07-05 |
BR7408424A (pt) | 1975-09-16 |
DE2452714A1 (de) | 1975-05-22 |
IT1023163B (it) | 1978-05-10 |
GB1428578A (en) | 1976-03-17 |
US3903124A (en) | 1975-09-02 |
JPS525509B2 (US07368563-20080506-C00056.png) | 1977-02-14 |
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