Pigment-containing plastic molding composition

Details Pigment-containing plastic molding composition Pigment-containing plastic molding composition

1992-06-26

1994-09-27

Bell, Mark 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...

106436, 106472, 106499, 524424, C09C 136

Patent

active

053507924

ABSTRACT:
A plastic molding composition based on an organic thermoplastic polymer containing a black mineral pigment suitable as a material for the preparation of shaped articles which can be provided with symbols by exposure to laser radiation. The black pigment used is in particular animal charcoal, and the thermoplastic polymer is in particular a polyoxymethylene.

REFERENCES:
patent: 3503923 (1970-03-01), Petrella et al.
patent: 4477608 (1984-10-01), Babler et al.
patent: 4959406 (1990-09-01), Foltin et al.

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