Polyurethanes produced from an adduct of an organic polyisocyanate and certain amines
US4384052A · kind A · utility
2Cited by
5References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 1981 |
| Grant date | May 17, 1983 |
| Priority date | — |
| Expiry date | Jun 8, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S521/904
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Reaction products of an organic polyisocyanate with a reactive diamine such as bis(4-aminocyclohexyl)methane and isophorone diamine, prepared at a temperature of between 135.degree. C. and 200.degree. C., are used to prepare polyurethanes useful for comfort cushioning applications such as automotive seating, furniture, mattresses, and large automotive body panels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.