Patent · US Expired

Hyperbranched polyesters and polyamides

US5514764A · kind A · utility

38Cited by
9References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 1, 1995
Grant dateMay 7, 1996
Priority date
Expiry dateJun 1, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G69/48
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Hyperbranched polyester and polyamide polymers are prepared by a one-step process of polymerizing a monomer of the formula A-R-B.sub.2 so that high molecular weight globular polymers having a multiplicity of a particular functional group on the outside surface are obtained.

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