Extraction process of plant polysaccharides

• Main Authors: HOGLEN JOHN JAMES, HERAK DAVID CHARLES
• Format: Patent
• Language: Czech; English
• Published: 11.07.2001
• Edition: 7
• Subjects: APPARATUS THEREFOR; CHEMISTRY; COMPOSITIONS BASED THEREON; DERIVATIVES THEREOF; GENERAL METHODS OF ORGANIC CHEMISTRY; METALLURGY; ORGANIC CHEMISTRY; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; POLYSACCHARIDES; SEPARATION; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING

Rozpustn polysacharidy, jako je pektin a karagen, se z rostlinn ho materi lu extrahuj tak, e extrak n kapalina proch z vrstvou rostlinn ho materi lu obsahuj c ho polysacharid, p°i em doch z sou asn k hydrol²ze a extrakci polysacharidu z rostlinn ho materi lu a odd len roztoku obsahuj c ho polysacharid od zb²vaj c ho pevn ho rostlinn ho materi lu. Nen pot°eba dn² dalÜ filtra n stupe . K rostlinn mu materi lu se pop° pad m e p°idat plnidlo, aby se zv²Üila rychlost perkolace extrak n kapaliny vrstvou.\ Soluble polysaccharides such as pectin and carrageenan are extracted from vegetable matter by passing an extraction fluid through a fixed bed of the polysaccharide-containing vegetable material to simultaneously hydrolyze and extract the polysaccharide from the vegetable material and separate the polysaccharide-containing solution from the remaining solid vegetable material. No separate filtration step is required. Filler can optionally be added to the vegetable material to increase the rate of percolation of the extraction fluid through the bed.