Composition and process for the impregnation and sealing of...

Details Composition and process for the impregnation and sealing of... Composition and process for the impregnation and sealing of...

C - Chemistry, Metallurgy

09

J

402/125, 117/199

C09J 4/00 (2006.01)

Patent

CA 1154198

ABSTRACT A composition useful for the impregnation and sealing of porous articles comprises; (a) an azonitrile; (b) a polymerizable acrylic compound; (c) a stabilizer which is a sterically-hindered substituted phenol; and (d) a metal ion chelator. Also a method for impregnating and sealing said articles comprises impregnating them with said composition and curing the composition. The composition may be cured by a mild heat treatment such as by immersion of the impregnated article in hot water at 80° to 100°C. for 1-15 minutes.

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