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. 27, 1996
Filed:
Jun. 07, 1995
Hermann O Wirth, Bensheim, DE;
Hans-Helmut Friedrich, Lautertal, DE;
Kay S Groninger, Darmstadt, DE;
Ciba-Geigy Corporation, Tarrytown, NY (US);
Abstract
Compounds of the general formula I ##STR1## in which n is 1, 2 or 3 and in which X is oxygen or sulfur, T has the meaning of --S--, --S--S--, --S--S--, --S--S--S--S--, --S--S--S--S--S--, ##STR2## and Y has the meaning of ##STR3## in which Z has the meaning of --H, --COR.sup.13, --COOR.sup.13 or --CONHR.sup.13, and Q has the meaning of oxygen or --NR.sup.0 --, and R.sup.1, R.sup.2, R.sup.0, R.sup.4 and R.sup.13 are as defined in claim 1, with the proviso that the compound of the formula C.sub.2 H.sub.5 --S--CH.sub.2 CH(OH)--P(OC.sub.2 H.sub.5).sub.2 is excepted. The invention also relates to compositions containing the compounds of the formula I and organic materials, for example functional liquids and, in particular, lubricants.