Organic phosphites suitable as stabilizers for polymers
US5162548A · kind A · utility
1Cited by
2References
4Claims
0Family size
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Key dates
| Filing date | Nov 19, 1991 |
| Grant date | Nov 10, 1992 |
| Priority date | — |
| Expiry date | Nov 19, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/65746
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
New organic phosphites of the formula ##STR1## are used as stabilizers for polymers and other organic materials. The definition of groups R, R', and R.sub.1 may be found in the disclosure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.