Patent · US Active

High-viscosity polyester with improved impact properties

US11859046B2 · kind B2 · utility

0Cited by
4References
13Claims
0Family size

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Key dates

Filing dateMay 20, 2016
Grant dateJan 2, 2024
Priority date
Expiry dateMay 20, 2036

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G63/916
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The invention relates to a thermoplastic polymer comprising at least one 1,4:3,6-dianhydrohexitol unit (A), at least one alicyclic diol unit (B) other than the 1,4:3,6-dianhydrohexitol units (A) and at least one high-viscosity terephthalic acid unit (C).

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