Polysaccharides containing phthalocyanine nucleus

Details Polysaccharides containing phthalocyanine nucleus Polysaccharides containing phthalocyanine nucleus

C - Chemistry, Metallurgy

08

B

99/1, 260/195.1

C08B 31/00 (2006.01) C07G 99/00 (2009.01) B01J 20/24 (2006.01) C08B 37/00 (2006.01) C08B 37/12 (2006.01)

Patent

CA 1175812

ABSTRACT OF THE DISCLOSURE Metal-containing or metal-free phthalocyanine-polysaccharide com- plexes as defined below may be used for the removal of mutagens and car- cinogens present in aqueous solutions. The complexes have formula Image wherein Pc is a metal-containing or metal-free phthalocyanine residue, A is an alkylene group having 2 to 6 carbon atoms or an arylene group having 1 to 3 rings, the integers m and n satisfy both 2 < m + n ? 4 and 1 ? n ? 2, and Z is an activated polysaccharide residue.

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