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2 005 483

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C1

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IPC

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Application

5020064/14, 1991-12-29

(22)

Actual filing date

1991-12-29

(45)

Published

1994-01-15

(72)

Inventor

Glyzin V.I.Tolstykh L.P.Davydova V.N.Mukhamedzhanova D.Majatskaja T.V.

(73)

Holder

Nauchno-Proizvodstvennoe Ob"Edinenie Nauchno-Issledovatel'Skij Institut Lekarstvennykh I Aromaticheskikh Rastenij"

METHOD OF PREPARING OF BIOLOGICALLY ACTIVE ADDITION FROM ROSE (ROSA) FOR COSMETIC PRODUCTS Russian patent published in 1994 - IPC

Abstract RU 2005483 C1

FIELD: chemical-pharmaceutical industry. SUBSTANCE: rose fruits are extracted with distilled water acidified with 1% solution of hydrochloric acid at ratio raw: extractant = 1: (10-12) at 50-60 C for 50-70 min. Then extract is decanted, raw is extracted twice for 45-50 C and 30-35 min. Extracts are combined, filtered, condensed and dried. Condensing is carried out up to 4% of initial volume. Air temperature of drying at inlet is 200- 220 C and at outlet is 80-90 C; the rate of mixture feeding is 2-2,5 l/h. Result: dry, friable product showing good physical and chemical properties is obtained. EFFECT: improved method of preparing. 3 cl

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RU 2 005 483 C1

Authors

Glyzin V.I.

Tolstykh L.P.

Davydova V.N.

Mukhamedzhanova D.

Majatskaja T.V.

Dates

1994-01-15—Published

1991-12-29—Filed

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