N-methylated bis-4-piperidylphosphite
US5239076A · kind A · utility
7Cited by
2References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 10, 1992 |
| Grant date | Aug 24, 1993 |
| Priority date | — |
| Expiry date | Aug 10, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/527
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to the novel compound 3,9-bis(1,2,2,6,6-pentamethyl-4-piperidyloxy)-2,4,8,10-tetraoxa-3,9-diphos phaspiro[5,5]undecane of formula I ##STR1## This compound can be used as stabilizer for organic material, especially as processing stabilizer for polyethylene and polypropylene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.