Flame-retarded thermoplastic polyester compositions having impro

Details Flame-retarded thermoplastic polyester compositions having impro Flame-retarded thermoplastic polyester compositions having impro

1977-12-29

1980-05-06

Person, Sandra M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

525 1, C08K 336, C08K 904, C08K 906

Patent

active

042017041

ABSTRACT:
Flame-retarded, reinforced and unreinforced thermoplastic compositions having improved arc resistance are provided comprising a high molecular weight linear polyester, such as poly(1,4-butylene terephthalate) and the like, a flame-retarding amount of a flame-retardant, such as a halogenated aromatic polycarbonate, and novaculite. A process for improving the arc resistance of reinforced or unreinforced flame-retardant polyester compositions is also provided, the process comprising admixing novaculite with a high molecular weight linear polyester and a flame retardant.

REFERENCES:
patent: 3915926 (1975-10-01), Wambach
patent: 4018738 (1977-04-01), Rawlings
patent: 4044073 (1977-08-01), Baron et al.

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