Process for preparing sulfonated dispersants

Details Process for preparing sulfonated dispersants Process for preparing sulfonated dispersants

C - Chemistry, Metallurgy

07

C

C07C 303/06 (2006.01) B01F 17/00 (2006.01) C04B 24/18 (2006.01) C04B 24/20 (2006.01) C07C 309/28 (2006.01) C10L 1/32 (2006.01)

Patent

CA 2119413

Process for preparing water-soluble sulfonated dispersants by causing sulfur dioxide to react with aromatic fractions in a ratio, by weight, comprised within the range of from 0.8:1 to 1.5:1, in which the reaction takes place by means of: (1) a first step of prevailing sulfonation of the aromatic fractions in the presence of SO2, with a prevailingly sulfonated product being formed; (2) a subsequent step of removal of SO2 and heating of the solid sulfonated product up to a temperature comprised within the range of from 70 to 110°C; with both of said steps being carried out under conditions of said solid sulfonate being crushed and kept moving.

Affiliated with

Also associated with

Rating

Process for preparing sulfonated dispersants does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for preparing sulfonated dispersants, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for preparing sulfonated dispersants will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-2055977