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1. (WO2002004525) METHOD FOR PRODUCING HIGHLY-SUBSTITUTED CARBOXYALKYL STARCH

Pub. No.:    WO/2002/004525    International Application No.:    PCT/EP2001/007488
Publication Date: Jan 17, 2002 International Filing Date: Jun 29, 2001
IPC: C08B 31/12
Applicants: CHP CARBOHYDRATE PIRNA GMBH & CO. KG
WOLFF WALSRODE AG
VOLKERT, Bert
LOTH, Fritz
LAZIK, Waldemar
KOCH, Wolfgang
HILD, Alexandra
Inventors: VOLKERT, Bert
LOTH, Fritz
LAZIK, Waldemar
KOCH, Wolfgang
HILD, Alexandra
Title: METHOD FOR PRODUCING HIGHLY-SUBSTITUTED CARBOXYALKYL STARCH
Abstract:
The invention relates to a highly-substituted carboxyalkyl starch obtained using a special slurry method during which starch is reacted with halocarboxylic acids in an organic-aqueous reaction medium and in the presence of alkali hydroxide. This starch is to be used in the chemical industry domain.