Patent ID: 6916866
Filing Date: 2005-07-12
Classification: B29C,C08K

Abstract:
1. A molding composition comprising: A) 35 to 99.999 wt. % of a laser-transparent thermoplastic material B) 0.001 to 0.1 wt. % of one or more IR-absorbing compound selected from the group consisting of phthalocyanine, naphthalocyanine, perylene, quaterylene, metal complex, azo dye, anthraquinone, squaric acid derivative, immonium dye and polymethine C) 0 to 70 wt. % of a mineral filler or reinforcing substance D) 0 to 30 wt. % of an additive, and E) at Least 1 wt. % of reinforcing substance or filler, wherein the total composition has a carbon black content of less than 0.1 wt. %.