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. 05, 2006
Filed:
Oct. 18, 2001
Applicants:
Elise Camus, Etoile sur Rhone, FR;
Claire Brachais, Chenove, FR;
Stéphane Auguste, Varois et Chaignot, FR;
Inventors:
Elise Camus, Etoile sur Rhone, FR;
Claire Brachais, Chenove, FR;
Stéphane Auguste, Varois et Chaignot, FR;
Assignee:
Laboratories d'Hygiene et de Dietetique, Chenove, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 51/00 (2006.01); C08F 8/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention concerns copolymers of the poly(styrene)-poly(ethylene-butylene)-poly(styrene) type wherein the central poly(ethylene-butylene) sequence has been modified by chemical grafting of hydrophilic groups to make them amphiphilic. The invention also concerns a method for preparing said novel amphiphilic copolymers and their use in particular emulsifying agent or absorbent.