Polyurethane-amide resins based upon isocyanate terminated prepolymers of bis-(2-hydroxyethyl)terephthalate
US4031035A · kind A · utility
1Cited by
7References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 27, 1976 |
| Grant date | Jun 21, 1977 |
| Priority date | — |
| Expiry date | Feb 27, 1996 |
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.