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TERPHENYL DERIVATIVE AND USE THEREOF

  • 발명자 / 주소
    SAKAI SHINGO
    SAYO TETSUYA
    INOUE SHINTARO
    KAWAGISHI HIROKAZU
    MURAKAMI HIROAKI
  • 출원인 / 주소
    KANEBO LTD
  • 초록  더보기

    PROBLEM TO BE SOLVED: To obtain a cosmetic which can be expected to have effects for preventing and treating xeroderma, psoriasis, chapped skin, etc., where the degradation of hyaluronic acid is physiologically exasperated than that in a normal state,by adding the extract of Boletopsis Leucomelas as a component or an active ingredient.SOLUTION: This cosmetic contains an extract of Boletopsis Leucomelas or a terphenyl derivative of the formula (R1-R4are each OH or acetyl). The extract is obtained, for example, by immersing the lyophilized and ground prod

    PROBLEM TO BE SOLVED: To obtain a cosmetic which can be expected to have effects for preventing and treating xeroderma, psoriasis, chapped skin, etc., where the degradation of hyaluronic acid is physiologically exasperated than that in a normal state,by adding the extract of Boletopsis Leucomelas as a component or an active ingredient.SOLUTION: This cosmetic contains an extract of Boletopsis Leucomelas or a terphenyl derivative of the formula (R1-R4are each OH or acetyl). The extract is obtained, for example, by immersing the lyophilized and ground product of the fruit bodies of Boletopsis Leucomelas, a mushroom originated from the family Thelephoraceae, in 5-30 times weight of an extractionsolvent (especially water, ethanol, methanol or the like) usually at a temp. of 15-50°C for 24 hr to 1 week, and subsequently removing impurities by a filtration method, a centrifugal separation method, etc.

  • 문헌번호
    JPA1999090246545

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