Production of aromatic polyesters of improved color

Chemistry of carbon compounds – Miscellaneous organic carbon compounds

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260 457P, 260 75R, 260 75P, C08G 6302, C08G 6376

Patent

active

040827240

ABSTRACT:
A polyethylene terephthalate composition comprising highly polymeric polyethylene terephthalate and in an amount sufficient to prevent color degradation of said polyethylene terephthalate (1) a trihalide or tri (pseudohalide) of antimony, and (2) an organic oxo compound of phosphorus.

REFERENCES:
patent: 3830775 (1974-08-01), Hewertson

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