Polyalkyl-4-piperidinol derivatives for use as stabilizers for organic materials
US5439958A · kind A · utility
6Cited by
8References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 21, 1994 |
| Grant date | Aug 8, 1995 |
| Priority date | — |
| Expiry date | Jul 21, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D211/94
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to novel piperidine compounds of the formula (I) and to their use as light stabilizers, heat stabilizers and oxidation stabilizers for organic materials. The definitions of R.sub.1, R.sub.2 and R.sub.3 are given in the text. ##STR1##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.