Thermoplastic polyester resin compositions

Details Thermoplastic polyester resin compositions Thermoplastic polyester resin compositions

1976-09-03

1978-03-21

Person, Sandra M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260873, C08L 6702

Patent

active

040803546

ABSTRACT:
Normally rigid thermoplastic compositions comprising a poly(butylene terephthalate) and a second resinous component which contains from 1 to 40 wt.% of its repeating units comprised of a vinyl aromatic monomer are readily processable and form molded articles characterized by excellent surface appearance and outstanding physical properties. Illustrative embodiments having high resistance to distortion by heat comprise poly(butylene terephthalate) and from 5 to 35 wt.% of a second resinous component comprising 24 and 38 wt.% of styrene units and 76 and 62 wt.% of propylene units and butadiene units, respectively.

REFERENCES:
patent: 3644574 (1972-02-01), Jackson et al.

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