Modified colophony rosins, a process for their preparation,...

Details Modified colophony rosins, a process for their preparation,... Modified colophony rosins, a process for their preparation,...

C - Chemistry, Metallurgy

09

F

260/122, 6/173

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

Patent

CA 1244005

Modified colophony rosins, a process for their preparation, their use and paper-sizing agents containing such modified colophony rosins A b s t r a c t Modified colophony rosins are reinforced with formaldehyde and/or ?,.beta.-unsaturated carbonyl compounds and are also esterified with 2.5 to 10 % by weight of tertiary amino alcohols, based on the starting rosin. From these paper- sizing agents can be prepared which are superior to those of the art.

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