US 12,168,315 B2
Molded articles having decorative effect, and methods for preparing the molded articles
Sara Luisa Reynoso, Mexico City (MX); and Jorge Caminero Gomes, São Paulo (BR)
Assigned to Dow Global Technologies LLC, Midland, MI (US)
Appl. No. 17/624,090
Filed by Dow Global Technologies LLC, Midland, MI (US)
PCT Filed Jun. 30, 2020, PCT No. PCT/US2020/040223
§ 371(c)(1), (2) Date Dec. 30, 2021,
PCT Pub. No. WO2021/003117, PCT Pub. Date Jan. 7, 2021.
Claims priority of provisional application 62/869,771, filed on Jul. 2, 2019.
Prior Publication US 2022/0396015 A1, Dec. 15, 2022
Int. Cl. C08K 3/013 (2018.01); B29C 45/00 (2006.01); C08K 5/20 (2006.01); B29L 31/56 (2006.01)
CPC B29C 45/0001 (2013.01) [C08K 3/013 (2018.01); C08K 5/20 (2013.01); B29L 2031/56 (2013.01)] 20 Claims
 
1. A molded article having a decorative effect, the molded article comprising:
at least 75% by weight, based on the total weight of the molded article, of a neutralized acid copolymer;
from 0.1% to 5% by weight, based on the total weight of the molded article, of a polyamide-based pigment masterbatch, the polyamide-based pigment masterbatch comprising from 30% to 95% by weight polyamide, based on the total weight of the polyamide-based pigment masterbatch, and from 5% to 70% by weight of a first pigment associated with the polyamide, based on the total weight of the polyamide-based pigment masterbatch; and
from 0.1% to 5% by weight, based on the total weight of the molded article, of a second pigment derived from a liquid-based pigment masterbatch; and
from 0.1% to 0.7% by weight, based on the total weight of the molded article, of oil-based carrier derived from the liquid-based pigment masterbatch.