Hetero nitrogen containing compounds and polymerms light stabilized with said compounds
US4555537A · kind A · utility
3Cited by
4References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 8, 1983 |
| Grant date | Nov 26, 1985 |
| Priority date | — |
| Expiry date | Aug 8, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/3445
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds of the formula: ##STR1## are disclosed as light stabilizers for polymers normally subject to degradation by light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.