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:
Dec. 15, 1992
Filed:
Aug. 20, 1990
Applicant:
Inventors:
Robert Bloodworth, Cologne, DE;
Gunther Penners, Leverkusen, DE;
Wolfgang Podszun, Cologne, DE;
Jurgen Reiners, Leverkusen, DE;
Hans Schulze, Cologne, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
252314 ; 252-8554 ; 252-89 ; 252312 ; 252351 ; 252D / ; 556465 ; 556471 ; 556482 ;
Abstract
The invention relates to new cleavable surface-active silane derivatives of the formula ##STR1## in which R.sub.1, n, R.sub.2, R.sub.3, X, m and R.sub.4 have the meaning given in the description, and furthermore processes for the preparation of these silane derivatives and the use of these compounds as surfactants.