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:
Jun. 13, 1995
Filed:
Dec. 23, 1993
Applicant:
Inventors:
Klaus Pohmer, Koln, DE;
Rainer Weber, Odenthal, DE;
Hans-Dieter Block, Leverkusen, DE;
Hans-Heinrich Moretto, Leverkusen, DE;
Assignee:
Bayer AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F / ; C07F / ;
U.S. Cl.
CPC ...
558 45 ; 558166 ; 558169 ; 558170 ; 558172 ; 558173 ; 558180 ; 558191 ; 558196 ; 558198 ; 558203 ; 558204 ; 558207 ; 558214 ; 560 25 ; 560 29 ; 560 33 ; 560 45 ; 560 49 ; 560 60 ; 560 81 ; 560 87 ; 560 88 ; 560105 ; 560129 ; 560160 ; 560171 ; 560180 ; 560197 ;
Abstract
The present invention relates to fluorinated carboxylic acid esters of phosphono- and phosphinocarboxylic acids containing hydroxyl and/or mercapto groups, their use as waterproofing and/or oil-repellency agents, and a method for their preparation.