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:
Aug. 21, 2012
Filed:
Jun. 04, 2007
Michèle Gerster, Binningen, CH;
Manuel Mihalic, Basel, CH;
Michèle Gerster, Binningen, CH;
Manuel Mihalic, Basel, CH;
BASF SE, Ludwigshafen, DE;
Abstract
The invention describes a process for reducing the surface energy of organic materials such as for example increasing the oil and water repellency and stain release of organic materials, which comprises treating the organic material with at least a compound of the formula I wherein the general symbols are as defined in claim; especially wherein at least one of the radicals R, Ror Ris —CH(R)—S(O)—R; Ris hydrogen, C-Calkyl, unsubstituted or with C-Calkyl substituted phenyl; Ris a monovalent perfluorinated alkyl or alkenyl, linear or branched organic radical having four to twenty fully fluorinated carbon atoms, and p is 0, 1 or 2.