Resilient high modulus polyurethane elastomer
US4485719A · kind A · utility
22Cited by
1References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 8, 1982 |
| Grant date | Dec 4, 1984 |
| Priority date | — |
| Expiry date | Apr 8, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G18/12
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A resilient, strong, high modulus polyurethane elastomer structural member is made from (A) a prepolymer prepared from a composition consisting essentially of 4,4'-diphenylmethane diisocyanate, low molecular weight triol, and polyoxytetramethylene glycol, and (B) hydroquinone di-(.beta.-hydroxyethyl) ether, as a chain extender.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.