MOLDED ARTICLE

Abstract: a molded article having improved heat resistance, the molded article manufactured from a blend composition including: (a) greater than or equal to 90 percent by weight of at least one partially neutralized ethylene (meth)acrylic acid copolymer or ionomer; wherein the acid content of the partially neutralized ethylene (meth)acrylic acid copolymer is from 5 weight percent acid to 30 weight percent acid; and/or wherein the neutralization level of the ionomer is greater than or equal to 10 percent by weight; and (b) greater than or equal to 1 percent by weight of at least one bisamide having the following general chemical structure: (i) wherein rand rare independently selected from saturated alkyl groups having from c1 to c30 carbon atoms; wherein rand rare independently selected from hydrogen or an alkyl group having from c1 to c4 carbon atoms; wherein the molded article of the present invention exhibits a percent improvement in vicat softening point, as compared to a molded article made with an ionomer without a bisamide additive, of at least 3 percent, and wherein the molded article of the present invention exhibits a percent difference in haze, as compared to a molded article made with an ionomer without a bisamide additive, of less than or equal to 15 percent.

Inventor(s): Tao Wang, Hongyu Chen, Xilun Weng, Xuejun Liu, Wenke Miao, Wuye Ouyang

CPC Classification: C08K5/20 (Use of inorganic or non-macromolecular organic substances as compounding ingredients (paints, inks, varnishes, dyes, polishes, adhesives ))

Search for rejections for patent application number 20250171617