Polygalactomannan allyl ether compositions

Details Polygalactomannan allyl ether compositions Polygalactomannan allyl ether compositions

C - Chemistry, Metallurgy

08

B

260/225

C08B 37/00 (2006.01) C08B 37/14 (2006.01)

Patent

CA 1070682

POLYGALACTOMANNAN ALLYL ETHER COMPOSITIONS L-75-47 ABSTRACT OF THE DISCLOSURE This invention provides novel allyl ethers of polygalactomannans having a degree of substitution between about 0.01 and 3, and further provides a process for producing allyl ethers of polygalactomannan gums by contacting solid polygalactomannan gum with allyl halide and alkali metal hydroxide or ammonium hydroxide under alkaline conditions in an aaueous solution of water-miscible solvent. These gums are used commercially, as thickners, sizing, gelling agents and in other applications.

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