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Crude polysaccharide extract of mokara root and application

A technology of Morse's orchid root and crude polysaccharide, which is applied in the field of Morse's orchid root crude polysaccharide extract, to achieve the effect of excellent moisturizing and satisfying safety

Active Publication Date: 2013-06-19
HAINAN NORMAL UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Orchid moschii is a new type of hybrid orchid species, and the research on its composition and efficacy has not been reported in the literature. It will be a very meaningful work to carry out the extraction of polysaccharides from the root of orchid mohrii and the research on moisturizing activity

Method used

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  • Crude polysaccharide extract of mokara root and application
  • Crude polysaccharide extract of mokara root and application
  • Crude polysaccharide extract of mokara root and application

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0031] Example 1: Preparation of Morse blue root crude polysaccharide.

[0032] Take 100.0g of washed, dried and chopped Mohs orchid roots, use 2000ml of distilled water to sonicate at 60℃, ultrasonic frequency is 45kHz, ultrasonic power ratio is 80%, heat for 1h, filter, repeat the extraction of filter residue twice, and combine the filtrates three times Concentrate under reduced pressure at 80°C to 100ml, add 5 times the volume of 95% (v / v) ethanol to the concentrate to make the volume percentage of ethanol reach 80%, mix well, refrigerate at 4°C for 12 hours, and then remove For the supernatant, centrifuge the precipitate (3000 r / min, 10 min), take the precipitate and add distilled water to dissolve it, let it stand, and centrifuge (3000 r / min, 10 min), take the supernatant, add 5 times the volume of 95% (v / v) wash the precipitate with ethanol, add distilled water to dissolve the precipitate, then add 5 times the volume of absolute ethanol and stir evenly, then centrifuge (...

Embodiment 2

[0033] Example 2: Preparation of Morse blue root crude polysaccharide.

[0034] 100.0 g of washed, dried and chopped Morsemen's orchid roots were ultrasonicated with 4000 ml of distilled water at 50°C, the ultrasonic frequency was 45kHz, and the ultrasonic power ratio was 70%. Heat for 2 hours, filter, and extract the filter residue twice, combine the filtrates for three times and concentrate under reduced pressure at 70°C to 100ml, add 95% (v / v) ethanol to the concentrated solution to make the volume percentage of ethanol reach 80%, and mix well Afterwards, refrigerate at 4°C for 24 h, then remove the supernatant, centrifuge the precipitate (3000 r / min, 15 min), dissolve the precipitate in distilled water, let stand, centrifuge (3000 r / min, 10 min), and take Add 8 times the volume of 95% (v / v) ethanol to the supernatant to wash the precipitate, add distilled water to dissolve the precipitate, then add 8 times the volume of absolute ethanol to stir evenly, then centrifuge (300...

Embodiment 3

[0035] Example 3: Preparation of Morse blue root crude polysaccharide.

[0036] 100.0 g of washed, dried, and chopped Morsemen's orchid roots were ultrasonicated with 1000 ml of distilled water at 60°C, the ultrasonic frequency was 45 kHz, and the ultrasonic power ratio was 75%. Heat for 2 hours, filter, and extract the filter residue twice, combine the filtrates for three times and concentrate under reduced pressure at 80°C to 100ml, add 90% (v / v) ethanol to the concentrated solution to make the volume percentage of ethanol reach 80%, and mix well Afterwards, refrigerate at 4°C for 24 h, then remove the supernatant, centrifuge the precipitate (3000 r / min, 15 min), dissolve the precipitate in distilled water, let stand, centrifuge (3000 r / min, 10 min), and take Add 4 times the volume of 90% (v / v) ethanol to the supernatant to wash the precipitate, add distilled water to dissolve the precipitate, then add 4 times the volume of absolute ethanol to stir evenly, then centrifuge (3...

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Abstract

The invention discloses a crude polysaccharide extract of a mokara root, which is obtained by the following steps: placing the mokara root in distilled water, extracting for 1-2h under the condition of ultrasound at the temperature of 50-60 DEG C, filtering, filtering residue, extracting for twice, and blending the filtrate for three times; carrying out pressure-reducing concentration to the filtrate, adding ethanol solution to the concentrated solution until ethanol in the mixed solution accounts for 80% by volume, fully and evenly mixing, and refrigerating for 12-24h at the temperature of 4DEG C; removing supernatant of the refrigerated mixture, precipitating, taking a precipitate after centrifugation, adding distilled water to perform dissolution, standing, taking the supernatant after centrifugation, adding ethanol solution, taking the precipitate after centrifugation, adding distilled water to perform dissolution, adding absolute ethanol, taking the supernatant after centrifugation, and obtaining the crude polysaccharide extract after freeze drying. The crude polysaccharide extract of the mokara root is all natural plant polysaccharide, and not only has the excellent moisture-preserving and moisture-absorbing performance, but also meets the requirements of users in the aspects of safety and environmental protection.

Description

technical field [0001] The invention belongs to the technical field of plant extraction, and in particular relates to an extract of crude polysaccharides from the root of Mohs orchid and its application. Background technique [0002] Moisturizing research is a hot spot in cosmetics and dermatology. The role of humectants in cosmetics is to maintain or increase the water content of the stratum corneum of the skin, and improve the dryness of the skin caused by the lack of water in the stratum corneum and the resulting itching, desquamation and other clinical symptoms. Moisturizers can be divided into natural moisturizers and synthetic moisturizers according to their sources, and can be divided into general moisturizers, emollients, and deep moisturizers according to their mechanism of action. Moisturizers currently used in cosmetics are mainly polyols, sorbitol, lactic acid and its sodium salt. The natural moisturizer extracted from natural substances with dual properties ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C08B37/00A61K8/73A61Q19/00A61K47/36
Inventor 纪明慧陈光英吕纪行
Owner HAINAN NORMAL UNIV