US 11,919,988 B2
Thermoplastic polyether ester elastomer composition and product comprising the same
Chen-Yu Kuan, Taipei (TW); Chung-Hao Tseng, Taipei (TW); and Te-Shun Lin, Taipei (TW)
Assigned to CHANG CHUN PLASTICS CO., LTD., Taipei (TW)
Filed by CHANG CHUN PLASTICS CO., LTD., Taipei (TW)
Filed on Jul. 7, 2021, as Appl. No. 17/369,584.
Claims priority of application No. 202110526315.X (CN), filed on May 14, 2021; and application No. 110117408 (TW), filed on May 14, 2021.
Prior Publication US 2022/0372194 A1, Nov. 24, 2022
Int. Cl. C08F 283/06 (2006.01)
CPC C08F 283/06 (2013.01) 11 Claims
 
1. A thermoplastic polyether ester elastomer (TPEE) composition comprising a first chain and a second chain connected to each other;
the first chain represented by the following Formula (I):

OG Complex Work Unit Chemistry
the second chain represented by the following Formula (II):

OG Complex Work Unit Chemistry
wherein, a ratio of x to y is greater than or equal to 0.5 and less than or equal to 2.0, n is greater than or equal to 6 and less than or equal to 15, the melting point (Tm) of the thermoplastic polyether ester elastomer composition is greater than or equal to 80° C. and less than or equal to 160° C., and the enthalpy of fusion (ΔHm) of the thermoplastic polyether ester elastomer composition is greater than 6 J/g.