Cationic fortified rosin size

C - Chemistry – Metallurgy – 09 – F

Patent

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260/124, 400/181

C09F 1/00 (2006.01) C09F 1/04 (2006.01) D21H 17/62 (2006.01)

Patent

CA 1124712

ABSTRACT OF THE DISCLOSURE An acid-fortified rosin is reacted with a water- -soluble polyalkylenepolyamine. The product is a modified rosin polyamldopolyamine. The product can be partially or completely neutralized with a rosin, thereby forming a rosin soap of the polyamidopolyamine. The product can be emulsi- fied in water, and are cationic, anionic or non-ionic depend- ing on the pH of the water. The emulsions are sizing agents for paper.

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