D - Textiles – Paper – 21 – C
Patent
D - Textiles, Paper
21
C
9/26
D21C 3/00 (2006.01)
Patent
CA 1321449
ABSTRACT OF THE DISCLOSURE The present invention is directed to a process for making paper and linerboard, the process employing certain nonionic sur- face active agents to increase the yield of kraft pulping, the surface active agents having the structural formula Image where n is an integer from 8 to 12, and x is a positive integer from 1 to about 100, the surface active agent being present in the cooking liquor in an amount effective to increase the yield of pulp.
589713
Chen Cheng-I
Hancock Theresa D.
Betzdearborn Inc.
Borden Ladner Gervais Llp
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