SPRITZGIESSBARE, ELEKTROSTATISCH LACKIERBARE POLYOLEFIN-PRESSMASSEN

An injection moldable, electrostatically paintable polyolefin composition comprising 100 parts of an ethylene/higher alpha -olefin copolymer rubber, 20-100 parts of a crystalline propylene polymer, and carbon black, said carbon black having a mean particle diameter of from about 15-30 millimicrons,...

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1. Verfasser: MICHAEL STRAUB,ROBERT
Format: Patent
Sprache:ger
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Zusammenfassung:An injection moldable, electrostatically paintable polyolefin composition comprising 100 parts of an ethylene/higher alpha -olefin copolymer rubber, 20-100 parts of a crystalline propylene polymer, and carbon black, said carbon black having a mean particle diameter of from about 15-30 millimicrons, an oil absorption number (A) having a minimum value of about 40 cc/100 g. and a maximum value wherein A is calculated from the formula A = 0.3116D2 -18.708D +359.67, wherein D is the mean particle diameter, with the proviso that the maximum value of A is never greater than 130 cc/100 g., said carbon black present within a range determined by the following formulas: