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:
Nov. 18, 2014
Filed:
Aug. 17, 2007
Applicants:
Richard M. Flynn, Mahtomedi, MN (US);
Michael A. Yandrasits, Hastings, MN (US);
Inventors:
Richard M. Flynn, Mahtomedi, MN (US);
Michael A. Yandrasits, Hastings, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F 18/20 (2006.01); C09D 133/16 (2006.01); C08F 220/24 (2006.01); C07C 67/14 (2006.01); C07C 29/62 (2006.01); C07C 29/58 (2006.01); C07C 69/653 (2006.01);
U.S. Cl.
CPC ...
C07C 69/653 (2013.01); C08F 220/24 (2013.01); C07C 67/14 (2013.01); C07C 29/62 (2013.01); C07C 29/58 (2013.01);
Abstract
A fluorochemical derived from monomers with a side chain, wherein the side chain includes a perfluoroalkyl group with 1-6 carbon atoms and a hydrocarbon spacer group attached to the perfluoroalkyl group, wherein the spacer group has 15-50 carbon atoms. The perfluoroalkyl group is non-crystallizable at room temperature and the spacer group is crystallizable at room temperature.