Patent · US Active

Copolymers with perfluoropolyether segment and polydiorganosiloxane segment

US8552124B2 · kind B2 · utility

3Cited by

33References

21Claims

0Family size

Assignee

3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

Richard G. Hansen · Mahtomedi, US
Miguel A. Guerra · Woodbury, US
David S. Hays · Woodbury, US
Suresh S. Iyer · Woodbury, US
Ramesh C. Kumar · Maplewood, US
George G. I. Moore · Afton, US
Yu Yang · Eden Prairie, US

Key dates

Filing date	Dec 22, 2010
Grant date	Oct 8, 2013
Priority date	—
Expiry date	Dec 22, 2030

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G77/388
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Copolymers containing at least one perfluoropolyether segment and at least one polydiorganosiloxane segments are described. The copolymers further contain multiple aminooxalylamino groups that link the various segments together. Methods of making the copolymers are also described.

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