WATER ABSORPTIVE POLYMER AND MANUFACTURING METHOD

• Main Author: HARA TOSHIO
• Format: Patent
• Language: English
• Published: 03.07.2001
• Edition: 7
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP

PROBLEM TO BE SOLVED: To provide a novel water absorptive polymer obtained by crosslinking a polyglutamic acid with a metal. SOLUTION: The water absorptive polymer is constituted by crosslinking a polyglutamic acid and/or a polyglutamic acid salt with a trivalent metal. Use of aluminum, particularly...