A SUBCRITICAL WATER EXTRACTION OF BLACK RICE BRAN AND ANTIOXIDATIVE COMPOSITION COMPRISING OF THE SAME AS AN EFFECTIVE COMPONENT

摘要

PURPOSE: a kind of black rice bran extract uses subcritical water, and antioxidant operative combination, which contains it and is supplied to as active constituent, uses subcritical extraction method to use water as solvent. ;CONSTITUTION: a kind of black rice bran extract is obtained by the following steps: 3 70 degrees Celsius of dry black rice chaff crush dry black rice chaff and entered 100 mesh; Mix the 1:2 of black rice wheatfeed and diatomite weight ratio; A kind of Subcritical water chromotagraphy mixture is in 110-190 degrees Celsius of extractor 10, dried extract. Antioxidant operative combination contains black rice bran extract by method that subcritical abstraction obtains as active constituent. ;The 2013 of copyright KIPO submissions;[Reference numerals] remnants DPPH groups (AA) %; &lsqb ( BB ); comment] Extract concentrations are adjusted to 1 mg/mL; SWE 110° C ( #x25A0; ), SWE 130& deg; C ( Δ ), SWE 150& deg; C), SWE 170& deg; C ( □ ), SWE 190& deg; C ( & #x25CF; ); (CC) incubation period (step h)