US 12,110,370 B2
Polyester composition and elastomer coated article made therewith
Qamer Zia, Raunheim (DE); Kirsten Markgraf, Weinheim (DE); Dirk Zierer, Hattersheim (DE); and Patrick Nickolay, Villmar (DE)
Assigned to Celanese International Corporation, Irving, TX (US)
Filed by Celanese International Corporation, Irving, TX (US)
Filed on Aug. 29, 2022, as Appl. No. 17/897,953.
Claims priority of provisional application 63/238,296, filed on Aug. 30, 2021.
Prior Publication US 2023/0077194 A1, Mar. 9, 2023
Int. Cl. C08J 5/04 (2006.01); C08K 3/40 (2006.01); C08K 7/14 (2006.01)
CPC C08J 5/043 (2013.01) [C08K 3/40 (2013.01); C08K 7/14 (2013.01); C08J 2367/03 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A multi-component polymer article comprising:
a polymer component comprising a mixture of a first polyester polymer and a second polyester polymer, the first polyester polymer having a different crystallization rate than the second polyester polymer, the polymer component further comprising reinforcing fibers and a nucleating agent, the reinforcing fibers being present in the polymer component in an amount from 7% to 50% by weight, the polymer component being free of hindered phenolic antioxidants; and
an elastomeric component applied directly to a surface of the polymer component, the elastomeric component having a density from 1.05 g/cm3 to 1.2 g/cm3.