Polyethylene terephthalate resin compositions

Details Polyethylene terephthalate resin compositions Polyethylene terephthalate resin compositions

1981-04-28

1982-08-17

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524394, 524396, 524397, 524400, 524513, 524605, C08K 512

Patent

active

043448747

ABSTRACT:
A polyethylene terephthalate resin composition capable of providing a molded article of a high crystallinity and an excellent dimensional stability and thermal resistance consists essentially of a polyethylene terephthalate resin having an intrinsic viscosity of 0.35 to 0.9 and, per 100 parts by weight of the polyethylene terephthalate resin, 5 to 200 parts by weight of an inorganic filler, 0.01 to 20 parts by weight of dimethyl or diethyl terephthalate and 0.01 to 5 parts by weight of a salt of a carboxylic acid with a metal of Group I or II in the periodic table or 0.1 to 10 parts by weight of an ionic copolymer of an .alpha.-olefin with a salt of an .alpha.,.beta.-unsaturated carboxylic acid and containing an ion of a metal of Group I or II in the periodic table.

REFERENCES:
patent: 3657180 (1972-04-01), Cohn
patent: 3816442 (1974-06-01), Mueller
patent: 3969306 (1976-07-01), Borman et al.
patent: 4276208 (1981-06-01), Ogawa et al.
patent: 4284540 (1981-08-01), Iida et al.

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