Method of treating polymeric material to impart specific...

Details Method of treating polymeric material to impart specific... Method of treating polymeric material to impart specific...

C - Chemistry, Metallurgy

08

J

402/399, 402/573

C08J 7/14 (2006.01) C08F 8/00 (2006.01) C08J 7/12 (2006.01)

Patent

CA 1213399

ABSTRACT A process for treating certain polymeric materials such as polypropylene and polystyrene incorporating structural units each containing at least one tertiary carbon atom to improve certain surface characteristics such as high qualities of wettability, cell adherence, permeability and dye take-up comprises forming in the vicinity of the surface of the material a dense concentration of hydroxyl groups, substantially all the hydroxyl groups being attached to tertiary carbon atoms without the formation of appreciable quantities of aldehydes, peroxides, ketones or epoxides and without appreciable -C-C- chain scission.

426720

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