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:
May. 18, 1976
Filed:
Feb. 06, 1975
Gregoire Kalopissis, Paris, FR;
Jean-Louis Abegg, Le Perreux, FR;
Guiliana Ghilardi, Paris, FR;
Henri Philippe DE Beaulieu, Paris, FR;
L'Oreal, Paris, FR;
Abstract
Polycondensable compound and a process for treating hair employing a composition containing said polycondensable compound having the formula ##EQU1## wherein X is O or S; R.sub.1 and R.sub.2 are ethyl or together form the divalent radical --CH.sub.2 --CH.sub.2 --O--CH.sub.2 --CH.sub.2 --, --CH.sub.2 --CH.sub.2 --CH.sub.2 --CH.sub.2 --CH.sub.2 -- or ##EQU2## R.sub.3 and R.sub.3 ' are hydrogen or taken together form the divalent radical --CH.sub.2 --CH.sub.2 --, Y is hydrogen, ##EQU3## --C.sub.12 H.sub.25 and --C.sub.18 H.sub.37 and an acid catalyst in an amount effective to polymerize the compound on the hair and then drying the hair.