Naphthyltriazines as stabilizers for organic material
US7087753B2 · kind B2 · utility
2Cited by
5References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 4, 2005 |
| Grant date | Aug 8, 2006 |
| Priority date | — |
| Expiry date | Apr 4, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D251/24
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel compounds of formula I are describedwhereinE corresponds to the formulaor to the formulaand the radicals R1, R2, R11, R22, R′22, R′33 and R′33 are as defined in claim 1. Compounds of formula I are suitable for stabilizing organic material, especially plastics materials, surface-coatings, cosmetic preparations, sun protection agents or photographic material, against damage by light, oxygen and/or heat.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.