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US 8,008,384 B2Granted
Liquid butylaryl phosphite compositions
AssigneeChemtura Corporation
InventorsMichael E. Gelbin, Maurice Power, Jonathan S. Hill
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Abstract
A phosphite composition comprising at least two of a tris(dibutylaryl) phosphite, a tris(monobutylaryl) phosphite, a bis(dibutylaryl)monobutylaryl phosphite, and a bis(monobutylaryl)dibutylaryl phosphite. The inventive phosphite composition is a liquid at ambient conditions.
Claims20
A phosphite composition consisting essentially of:
- from 0 to 3 weight percent based on the total weight of the composition of a tris(dibutylaryl) phosphite;
- from 35 to 75 weight percent based on the total weight of the composition of a tris(monobutylaryl) phosphite;
- from 5 to 15 weight percent based on the total weight of the composition of a bis(dibutylaryl)monobutylaryl phosphite;
- and
- from 21 to 47 weight percent based on the total weight of the composition of a bis(monobutylaryl)dibutylaryl phosphite,
- wherein the composition is a liquid at ambient conditions.
3 more elements
Dependencies are inferred from the claim text.