AN IMPROVED PROCESS FOR MAKING ACRYLAMIDO METHANE SULFONIC ACID POLYMERS

A method of introducing acrylamido methane sulfonic acid groups into acrylic acid or methacrylic acid polymers which comprises reacting the carboxylic acid groups in such polymers with from 2-100 mole % of an ammonia, formaldehyde and a water-soluble bisulfite mixture.

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Bibliographische Detailangaben
1. Verfasser:	FONG, DODD WING
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	A method of introducing acrylamido methane sulfonic acid groups into acrylic acid or methacrylic acid polymers which comprises reacting the carboxylic acid groups in such polymers with from 2-100 mole % of an ammonia, formaldehyde and a water-soluble bisulfite mixture.