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Oily cosmetic

  • US 10,639,268 B2
  • Filed: 07/28/2015
  • Issued: 05/05/2020
  • Est. Priority Date: 07/28/2014
  • Status: Active Grant
First Claim
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1. An oil-based cosmetic, comprising:

  • (a) 1 to 25 mass % of a block-type alkylene oxide derivative having a chemical formula (I)
    R1O—

    [(EO)p(PO)q(EO)r]—

    R2



    (I)wherein EO is an oxyethylene group and PO is an oxypropylene group;

    p, q, and r are average addition mole numbers;

    wherein p≥

    1, r≥

    1, 10≤

    p+r≤

    70, and 14≤

    q≤

    60 ;

    R1 and R2 are methyl;

    (b) 1 to 15 mass % of tri(trimethylsiloxy)silylpropylcarbamyl pullulan and trimethylsiloxysilicic acid;

    (c) at most 10% by mass of water;

    (d) 10 to 80% by mass of at least one volatile oil;

    (e) 1 to 20% by mass of at least one wax;

    (f) 1 to 15% by mass of at least one dextrin fatty acid ester; and

    (g) 1 to 10% by mass of at least one organic-modified clay mineral;

    wherein the cosmetic is removable from skin by washing out with water having a temperature in the range of 35°

    C. to 45°

    C.

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