Crystalline lactulose trihydrate and a method for its manufacture

A crystalline lactulose trihydrate having molecular formula of C12H22O11.3H2O and a method for its manufacture, which comprises crystallization from a lactulose syrup at a temperature of 2 - 20 DEG C, the starting lactulose syrup having a lactulose content of 70 - 90% of a total solid matters by wei...

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Main Authors TAMURA YOSHITAKA, SHIMAMURA SEIICHI, NAKANO SATOSHI, MIZOTA TERUHIKO, SUZAWA ITSUKO, TOMITA MAMORU
Format Patent
LanguageEnglish
Published 01.07.1997
Edition6
Subjects
APPARATUS SPECIALLY ADAPTED THEREFOR
CHEMISTRY
DERIVATIVES THEREOF
FOODS OR FOODSTUFFS
FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BYSUBCLASSES A23B - A23J
HUMAN NECESSITIES
METALLURGY
NUCLEIC ACIDS
NUCLEOSIDES
NUCLEOTIDES
ORGANIC CHEMISTRY
PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
PRODUCTION OF SUCROSE
SACCHARIDES, OTHER THAN SUCROSE, OBTAINED FROM NATURAL SOURCESOR BY HYDROLYSIS OF NATURALLY OCCURRING DI-, OLIGO- ORPOLYSACCHARIDES
SUGAR INDUSTRY
SUGARS
THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OFNUTRITIVE QUALITIES, PHYSICAL TREATMENT
THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Summary:A crystalline lactulose trihydrate having molecular formula of C12H22O11.3H2O and a method for its manufacture, which comprises crystallization from a lactulose syrup at a temperature of 2 - 20 DEG C, the starting lactulose syrup having a lactulose content of 70 - 90% of a total solid matters by weight, and having been concentrated to the total solid matters of 65 - 75% by weight and a ratio of lactose to water of less than 10% by weight.
Bibliography:Application Number: US19920926308