US 12,134,686 B2
Polyamide composition containing a metallic pigment
Bruce M. Mulholland, Hebron, KY (US); and Coralie Adéle Richard, Elsmere, KY (US)
Assigned to Ticona LLC, Florence, KY (US)
Filed by Ticona LLC, Florence, KY (US)
Filed on Mar. 20, 2023, as Appl. No. 18/123,590.
Application 18/123,590 is a division of application No. 15/411,312, filed on Jan. 20, 2017, granted, now 11,608,423.
Claims priority of provisional application 62/281,676, filed on Jan. 21, 2016.
Prior Publication US 2023/0227624 A1, Jul. 20, 2023
Int. Cl. C08K 3/08 (2006.01); C08J 3/22 (2006.01); C08K 5/098 (2006.01); C08K 5/3475 (2006.01); C08L 77/02 (2006.01); C08L 77/06 (2006.01); C08L 91/00 (2006.01)
CPC C08K 3/08 (2013.01) [C08J 3/226 (2013.01); C08K 5/098 (2013.01); C08K 5/3475 (2013.01); C08L 77/02 (2013.01); C08L 77/06 (2013.01); C08L 91/00 (2013.01); C08J 2377/02 (2013.01); C08J 2377/06 (2013.01); C08J 2423/06 (2013.01); C08K 2003/0812 (2013.01); C08K 2201/005 (2013.01); C08K 2201/019 (2013.01)] 18 Claims
 
1. A molded product having a metallized appearance comprising:
a molded polymeric article formed from a polymer composition, the polymer composition comprising a polyamide resin present in the polymer composition in an amount greater than about 80% by weight, the polymer composition further comprising a metallic pigment and a carrier for the metallic pigment, the metallic pigment being dispersed within the polymer composition to a degree sufficient for the resulting molded polymeric article to have an exterior surface that exhibits a gloss of greater than about 40 gloss units when measured at a 60° angle, wherein the metallic pigment has a thickness of less than 1 micron, wherein the weight ratio between the carrier and the metallic pigment is from about 1:9 to about 1:1, and wherein the carrier comprises a polyolefin homopolymer, a polyolefin copolymer, or a montan wax.