abstract |
SYNTHETIC LEATHER-LIKE COATING COMPOSITION CONTAINING POLYGLUTAMIC ACID-Y-ESTER AND ACIDIC AMINO ACID DERIVATIVE. THE AMINO ACID DERIVATIVE IS ALKYL OR ARALKYL OR ARYL ESTERS OF, FOR EXAMPLE, AMINO MALEIC ACID, ASPARTIC ACID, GLUTAMIC ACID, A-AMINOSUBERIC, A-AMINOSUBACIC ACID, BMETHYLASPARTIC ACID, B-HYDROXYASPARTIC ACID,-BALKOXYASPARTIC ACID, B-HYDROXYGLUTAMIC ACID, AND B-ALKOXYGLUTAMIC ACID. THE COMPOSITION IS COATED ON OR IMPREGNATED INTO A CLOTH SUBSTRATE. |