Preparation of thermoplastics

Details Preparation of thermoplastics Preparation of thermoplastics

1996-03-22

1998-12-22

Vargot, Mathieu D.

Plastic and nonmetallic article shaping or treating: processes

Vacuum treatment of work

264102, 26421123, 264349, 425203, 366 75, B29C 4740, B29C 4776

Patent

active

058514635

ABSTRACT:
Toughened thermoplastics are prepared by mechanically dewatering a water-moist elastomer component A containing up to 50% by weight of residual water and mixing the resulting dewatered elastomer component A' with a thermoplastic polymer B in a mixing unit, by a process in which the elastomer component A is fed to a twin-screw extruder which has corotating, in each case triple-flight, screws and essentially includes, in the transport direction,

REFERENCES:
patent: 3742093 (1973-06-01), Skidmore
patent: 3796677 (1974-03-01), Laber et al.
patent: 4065532 (1977-12-01), Wild et al.
patent: 4110844 (1978-08-01), Nakamura
patent: 4802769 (1989-02-01), Takana
patent: 5088914 (1992-02-01), Brambilla
patent: 5151026 (1992-09-01), Andersen et al.
patent: 5232649 (1993-08-01), Andersen et al.

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