Modified polyester composition

Details Modified polyester composition Modified polyester composition

1978-01-19

1980-05-20

Person, Sandra M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C08K 336, C08K 714, C08K 906, C08L 6702

Patent

active

042038871

ABSTRACT:
Modified thermoplastic polyester compositions are provided which comprise (a) a poly(1,4-butylene terephthalate) resin and, optionally, a poly(ethylene terephthalate) resin and (b) a modifier therefor comprising (i) a silane-treated clay; (ii) acicular calcium metasilicate, (iii) a combination of segmented copolyester and an aromatic polycarbonate; or (iv) novaculite or a combination thereof. The modifiers provide easier processability and enhanced resistance to warpage in articles molded from the compositions.

REFERENCES:
patent: 3290165 (1966-12-01), Iannicelli
patent: 3764576 (1973-10-01), Russo
patent: 3907926 (1975-09-01), Brown et al.
patent: 3953394 (1976-04-01), Fox et al.
patent: 4018738 (1977-04-01), Rawlings
patent: 4024102 (1977-05-01), Stockman et al.
patent: 4044073 (1977-08-01), Baron et al.
patent: 4064098 (1977-12-01), Saitoh et al.
patent: 4113692 (1978-09-01), Wambach

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