Perfluorinated alkyl hydrophobe hydroxyalkylcellulose...

C - Chemistry – Metallurgy – 08 – B

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C08B 11/08 (2006.01) C08B 11/06 (2006.01) C08B 11/193 (2006.01) C08L 1/28 (2006.01) C09D 7/00 (2006.01) C09D 101/26 (2006.01) C09D 101/28 (2006.01)

Patent

CA 2093205

ABSTRACT OF THE DISCLOSURE PERFLUORINATED ALKYL HYDROPHOBE HYDROXYALKYLCELLULOSE ASSOCIATIVE THICKENERS A purified hydroxyethylcellulose (HEC) or hydroxypropylcellulose (HPC) reacts with a perfluorinated alkyl glycidyl ether to produce an associative thickener wherein a fluorinated C8 chain is nearly as effective as a hydrocarbyl C16 straight chain hydrophobe. A preferred glycidyl ether is prepared by reacting a terminal hydroxyl of a perfluorinated surfactant withepichlorohydrin..

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