Thermally stabilized polymers
US4439571A · kind A · utility
2Cited by
19References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 24, 1981 |
| Grant date | Mar 27, 1984 |
| Priority date | — |
| Expiry date | Sep 24, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/55
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The tendency to crosslink of polymer compositions comprising polymer units derived from acrylonitrile and maleic anhydride is controlled by the use of boron compounds selected from boron oxide, boron acids and esters of boron acids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.