WATER ABSORPTIVE POLYMER AND MANUFACTURING METHOD

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...

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Bibliographic Details
Main Author HARA TOSHIO
Format Patent
LanguageEnglish
Published 03.07.2001
Edition7
Subjects
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Summary: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 its double salt which is alum as this metal can provide an edible water absorptive polymer.
Bibliography:Application Number: JP19990367813