Patent Number: 6,251,837

Title: Hydrosoluble silane or siloxane derivative-based copolymer

Abstract: Hydrosoluble copolymers made of hydrophilic monomers, e.g., acrylamide, and of silane or siloxane derivative-based hydrophobic monomers, e.g., a silane or or siloxane acrylate, is obtained by micellar or heterogeneous radical copolymerization, and such copolymers can be used as rheology control agents in, e.g., a well bore.

Inventors: Meyer; Veronique (Rueil Malmaison, FR), Audibert-Hayet; Annie (Croissy sur Seine, FR), Gateau; Patrick (Maurepas, FR), Durand; Jean-Pierre (Chatou, FR), Argillier; Jean-Fran.cedilla.ois (Suresnes, FR)

Assignee: Institut Francais du Petrole

International Classification: C08F 230/08 (20060101); C08F 230/00 (20060101); C09K 3/00 (20060101); C09K 8/12 (20060101); C09K 8/02 (20060101); C09K 003/00 (); C09K 007/02 (); E21B 033/00 (); C07K 007/04 ()

Expiration Date: 06/26/2018