Emulsification of alkenyl succinic anhydride sizing agents

B - Operations – Transporting – 01 – J

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B01J 13/00 (2006.01) C08J 3/02 (2006.01) D21H 17/15 (2006.01) D21H 17/29 (2006.01) D21H 17/44 (2006.01)

Patent

CA 1247810

ABSTRACT OF THE DISCLOSURE Emulsions of alkenyl succinic anhydride sizing agents are prepared using a cationic water-soluble polymer and a cationic starch as an emulsifier. The alkenyl succinic anhydrides have the formula Image in which R represents a dimethylene or trimethylene radical, and R1 is a hydrophobic group containing more than 5 carbon atoms and chosen from alkyl, alkenyl, aralkyl or aralkenyl groups.

484592

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