Polyurethanes
US3969394A · kind A · utility
4Cited by
1References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 16, 1974 |
| Grant date | Jul 13, 1976 |
| Priority date | — |
| Expiry date | Sep 16, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G18/6755
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Novel polyisocyanates are provided, and thermoplastic polyurethane resins are produced therefrom which are suitable as substrates for film, fiber and foam products.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.