Tobacco smoke filter material

Details Tobacco smoke filter material Tobacco smoke filter material

C - Chemistry, Metallurgy

08

F

131/17, 402/3, 4

C08F 112/08 (2006.01) A24D 3/14 (2006.01) C08F 8/32 (2006.01)

Patent

CA 1101147

ABSTRACT OF THE DISCLOSURE A tobacco smoke filter is provided comprising an imidazole-con- taining polymer, in which the imidazole has an acyl functional group, such imidazole being chemically bound to the polymer. This tobacco smoke filter remains effective in the removal of potentially harmful constituents in to- bacco smoke even after prolonged exposure to moisture.

257102

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