Patents by Inventor Toshino Ukena

Toshino Ukena has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Oil-in-water emulsion and emulsifying or solubilizing composition therefor
    Patent number: 3954658
    Abstract: An emulsifying or solubilizing agent composition comprising 58 to 95% by weight of a surface active agent of the polyoxyethylene sorbitol-unsaturated fatty acid ester type having the formula ##EQU1## wherein the sum of n1 + n2 + n3 + n4 + n5 + n6 is from 10 to 60, and on the average, up to 3 of the X's are hydrogen and the balance of the X's are linear unsaturated acyl groups having 18 carbon atoms,0.5 to 1.0% by weight of an alkali metal salt of a linear fatty acid having 12 to 18 carbon atoms, 2.5 to 6.0% by weight of a linear fatty acid, and 2 to 35% by weight of C.sub.18 linear unsaturated fatty acid ester of a polyethylene glycol having an average molecular weight of 150 to 2,000.
    Type: Grant
    Filed: August 5, 1975
    Date of Patent: May 4, 1976
    Assignee: Kao Soap Co., Ltd.
    Inventors: Hisao Tsutsumi, Junichi Kawano, Ikuya Kinoshita, Hirokazu Nakayama, Toshino Ukena