Liquid phosphite blends as stabilizers
US7888414B2 · kind B2 · utility
4Cited by
34References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 16, 2007 |
| Grant date | Feb 15, 2011 |
| Priority date | — |
| Expiry date | Nov 3, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2201/014
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A composition is disclosed that comprises a blend of at least two different phosphites of the structurewherein R1, R2, and R3 are independently selected alkylated aryl groups and wherein said blend is a liquid at ambient conditions. The compositions are useful for stabilizing thermoplastic resins and elastomers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.