The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 15, 2024
Filed:
Dec. 19, 2019
3m Innovative Properties Company, St. Paul, MN (US);
Klaus Hintzer, Kastl, DE;
Tamon Aoki, Tokyo, JP;
Tatsuo Fukushi, Woodbury, MN (US);
Florian D. Jochum, Ingelheim, DE;
Peter J. Scott, Stillwater, MN (US);
Yuta Suzuki, Kanagawa, JP;
Karl D. Weilandt, Afton, MN (US);
Steffen Vowinkel, Mühldorf am Inn, DE;
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
Described herein is a latex blend comprising (i) an amorphous perfluoropolymer and (ii) an aqueous dispersion of semi crystalline fluoropolymer particles, wherein the particles comprise a TFE homopolymer or a TFE copolymer comprising no more than 1 wt % of a second fluorinated monomer, wherein the semi crystalline fluoropolymer particles (a) have an MFI (372° C. with 2.16 kg) of less than 50 g/10 min or (b) are not melt processible and have an SSG of less than 2.190, wherein the semi crystalline fluoropolymer particles have an average diameter greater than 100 nm.