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2-(.beta.-AMINO-PROPIONAMIDO)-ALKANE SULPHONIC ACID SALTS AND THEIR USE AS ANIONIC SYNTHESIS COMPONENTS IN THE PREPARATION OF EMULSIFIER-FREE POLYURETHANE DISPERSIONS
2-(.beta.-AMINO-PROPIONAMIDO)-ALKANE SULPHONIC ACID SALTS AND THEIR USE AS ANIONIC SYNTHESIS COMPONENTS IN THE PREPARATION OF EMULSIFIER-FREE POLYURETHANE DISPERSIONS