Esters of piperidinols
US3992390A · kind A · utility
20Cited by
4References
2Claims
0Family size
Inventors
Key dates
| Filing date | Jun 3, 1974 |
| Grant date | Nov 16, 1976 |
| Priority date | — |
| Expiry date | Jun 3, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/3435
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
New alkyl substituted p-hydroxy aryl esters and alkyl substituted p-hydroxy aralkyl esters of 2,2,6,6-tetrasubstituted piperidin-4-ols are used as stabilizers for organic materials, especially for polymers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.