Patent · US Expired

Isolation, formulation and shaping of macrocyclic oligoesters

US7071291B2 · kind B2 · utility

14Cited by

115References

30Claims

0Family size

Assignee

Cyclics Corporation · US

Inventors

Timothy A. Thompson · Dresden, DE
Peter D. Phelps · Schenectady, US
Steven J. Winckler · Troy, US

Key dates

Filing date	Jun 26, 2002
Grant date	Jul 4, 2006
Priority date	—
Expiry date	Jun 26, 2022

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T442/2525
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Processes for isolating, formulating, and shaping macrocyclic oligesters were developed which allow efficient production of macrocyclic oligoesters substantially free from solvent, which may include additives, fillers, and catalysts.

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