D - Textiles – Paper – 21 – C
Patent
D - Textiles, Paper
21
C
D21C 9/10 (2006.01) D21C 9/14 (2006.01) D21C 9/16 (2006.01)
Patent
CA 2073862
A process of bleaching a chemical pulp with a dioxirane produces a pulp of good quality and reduces environmental con- cerns in so doing. A chemical pulp is contacted with a dioxirane, and either with or without known bleaching agents, in combina- tion or sequence.
Fetherstonhaugh & Co.
Pulp And Paper Research Institute Of Canada
LandOfFree
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