Patent · US Active

Fluoropolymer compositions containing a polyhydroxy surfactant

US9969848B2 · kind B2 · utility

0Cited by

11References

15Claims

0Family size

Assignee

3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

Tilman C. Zipplies · Burghausen, DE
Klaus Hintzer · Woodbury, US
Peter Bissinger · Dießen, DE
Michael C. Dadalas · Eggenfelden, DE

Key dates

Filing date	May 16, 2014
Grant date	May 15, 2018
Priority date	—
Expiry date	Jan 19, 2035

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2327/18
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Provided are aqueous fluoropolymer dispersions containing at least one tetrafluoroethene homopolymer or tetrafluoroethene copolymer and at least one non-aromatic polyhydroxy surfactant. The dispersions contain from 0 to 100 ppm based on the total weight of the dispersion of fluorinated surfactants. Also provided are methods of coating using the dispersions and substrate coated with the dispersions.

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