Polynorbornenes cured with isocyanates and optionally with polyols
US4436859A · kind A · utility
5Cited by
9References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 7, 1981 |
| Grant date | Mar 13, 1984 |
| Priority date | — |
| Expiry date | Aug 7, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/0016
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Polynorbornenes are cured with isocyanates optionally in the presence of polyols to yield elastomeric products having improved mechanical properties, particularly improved compression moduli and residual set while retaining the desired rebound elasticity values.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.