Patent · US Active

Fluorinated block copolymers

US10590224B2 · kind B2 · utility

3Cited by

22References

20Claims

0Family size

Assignee

3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

Michael H. Mitchell · Edina, US
Denis Duchesne · Woodbury, US
Tatsuo Fukushi · Woodbury, US
Werner M. A. Grootaert · Windom, US
Larry A. Last · Decatur, US
Peter J. Scott · Madison, US
Karl D. Weilandt · Minneapolis, US

Key dates

Filing date	Jul 11, 2016
Grant date	Mar 17, 2020
Priority date	—
Expiry date	Nov 23, 2036

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F2438/01
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Described herein is a millable fluorinated block copolymer having at least one A block and at least one B block, wherein the A block is a semi-crystalline segment comprising repeating divalent monomeric units derived from TFE, HFP and VDF; and the B block is a segment comprising repeating dilvalent monomeric units derived from HFP and VDF; and wherein the millable fluorinated block copolymer has a modulus of 0.1 to 2.5 MPa at 100° C.

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