Patents by Inventor Setsuo Inoue

Setsuo Inoue 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).

  • Method of manufacturing aqueous fortified rosin dispersion
    Patent number: 4544608
    Abstract: A method of manufacturing an aqueous O/W dispersion of fortified rosin for use in the sizing of paper by mixing the same with water and a dispersing agent by first forming a dispersion of the W/O type in the presence of the dispersing agent and then turning the first dispersion to an O/W type by sequential addition of water thereto, wherein said dispersing agent has the general formula: ##STR1## in which R is a straight- or branched-chain alkyl group having 4 to 24 C atoms, n is an integer of 6 to 20, and M.sup.+ is a cation selected from the group consisting of Na.sup.+, K.sup.+, and NH.sub.4.sup.+.
    Type: Grant
    Filed: June 12, 1984
    Date of Patent: October 1, 1985
    Assignee: Harima Chemicals, Inc.
    Inventors: Yasutaka Nishi, Masao Hamada, Yoshihide Ishikawa, Setsuo Inoue