Method for treating paper with a composition containing hydantoin compounds and a copolymer

摘要

A composition for the treatment of paper which improves the wet strength of paper is provided. This composition contains (A) A WATER-SOLUBLE MONO- OR BINUCLEAR HYDANTOIN COMPOUND CONTAINING GLYCIDYL GROUPS, AND (B) A WATER-SOLUBLE COPOLYMER OF MALEIC ACID OR OF ONE OF ITS DERIVATIVES SUCH AS MALEIC ANHYDRIDE AND OF A FURTHER ETHYLENICALLY UNSATURATED COPOLYMERIZABLE COMONOMER WITH 2 TO 20 CARBON ATOMS SUCH AS VINYL METHYL ETHER, DEC-1-ENE, STYRENE AND/OR ETHYLENE OR A WATER-SOLUBLE SALT OF SUCH A COPOLYMER.