Stabilization of olefin polymers
US4035323A · kind A · utility
8Cited by
4References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 6, 1975 |
| Grant date | Jul 12, 1977 |
| Priority date | — |
| Expiry date | Aug 6, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/3435
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Homopolymers and copolymers of 1-olefins are protected against the deleterious effects of ulraviolet light by incorporating therein an additive system consisting of a piperidine derivative and a hydroxy-substituted phenyl benzoate in an amount sufficient to prevent such deterioration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.