Polybutylene terephthalate molding composition and molded thin-w

Details Polybutylene terephthalate molding composition and molded thin-w Polybutylene terephthalate molding composition and molded thin-w

1991-11-15

1993-12-28

Sluby, P. C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428327, 428331, 428330, 428480, 428522, 428419, 4284735, 428421, 4284744, 524115, 2643281, 264DIG53, 242118, B32B 516, B32B 2706

Patent

active

052738108

ABSTRACT:
Thin-walled molded articles (i.e., molded articles where at least 70% of the wall thickness is 0.8 mm or less) are formed of a polybutylene terephthalate (PBT) molding composition having improved fluidity characteristics and desirable mechanical strength properties. The PBT molding composition includes (A) 100 parts by weight of a polybutylene terephthalate base resin having a melt index of between 40 and 200 as measured at 235.degree. C. under a load of 2160 grams according to ASTM D-1238; (B) between 1 to 60 parts by weight of plate-like glass flakes having an average flake dimension of between 10 to 200 .mu.m; and (C) between 0.01 to 5 parts by weight of a fatty acid metal salt.

REFERENCES:
patent: 3953394 (1976-04-01), Fox et al.
patent: 4393106 (1983-07-01), Maruhashi et al.
Grant & Hackh's Chemical Dictionary, pp. 1 and 2.

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