Ultraviolet light stabilizing system
US3959218A · kind A · utility
0Cited by
6References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 19, 1973 |
| Grant date | May 25, 1976 |
| Priority date | — |
| Expiry date | Jan 19, 1993 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/33
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Ultraviolet light stabilizers for polymers derived from unsaturated monomers comprising mixtures of hydroxy-substituted phenylbenzoates, nickel ketoximes and hindered phenols are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.