Patent · US Active

Polyester and molded article

US11760834B2 · kind B2 · utility

1Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 30, 2022
Grant dateSep 19, 2023
Priority date
Expiry dateSep 30, 2042

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G63/85
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Disclosed is a polyester and molded article. The polyester includes residues of formula (i), formula (ii), and formula (iii): in which R1 is an arylene group; R2 is a C2-C6 straight-chain hydrocarbylene group; and * represents a linking bond. The polyester has a number average molecular weight not less than 15,000 and has a degree of dispersion ranged from 2.95 to 5.70.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.