Gelling composition with sulfonated diphenyldiissocyanate

Details Gelling composition with sulfonated diphenyldiissocyanate Gelling composition with sulfonated diphenyldiissocyanate

B - Operations, Transporting

01

F

260/243, 134/53,

B01F 17/00 (2006.01) C07D 291/06 (2006.01) C09K 3/00 (2006.01)

Patent

CA 1237131

ABSTRACT OF THE DISCLOSURE Novel gelling agents are prepared by reacting diphenyldiisocyanates with sulfur trioxide in a molar concentration of about 1:2. When the sulfonated diphenyldiisocyanate is added to water in concentrations above 2%, a gel is produced which is stable under acidic conditions at pH levels of about 4 or less.

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