Polymer stabilization
US4478969A · kind A · utility
3Cited by
3References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 22, 1983 |
| Grant date | Oct 23, 1984 |
| Priority date | — |
| Expiry date | Jun 22, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/3472
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The heat stability of arylene sulfide resins, such as poly(p-phenylene sulfide) resin, is improved by the addition of cure retarders comprising an aminotriazole. The resin compositions of the invention are particularly applicable for reducing gel formation during melt extrusion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.