Method of modifying synthetic or natural polyamide product

C - Chemistry – Metallurgy – 08 – L

Patent

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400/1211, 400/20

C08L 51/08 (2006.01) D06M 15/38 (1980.01)

Patent

CA 1155249

ABSTRACT OF THE DISCLOSURE A method of modifying a synthetic or natural polyamide product, such as a fiber cloth, film or leather, wherein a graft polymerization is carried out on said product in an aqueous solution containing 5 to 60 mole % of carried acid and 95 to 40 mole % of methacrylic acid as monomer or by adding said aqueous solution to the polymerization system. The method provides an industrial- ly feasible and efficient means of graft polymerization of polyamide products by greatly improved grafting efficiency of acidic vinyl monomers to the product.

366884

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