Patents by Inventor Masateru Chikazawa

Masateru Chikazawa 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).

  • Aqueous release agent composition for molding polyurethane foam
    Patent number: 6866708
    Abstract: A release agent composition for molding a polyurethane foam is disclosed. The agent is obtained by blending a cationic surfactant having an amino acid salt of alkyl amine, a predetermined substance having release characteristic and a film forming agent. Furthermore, it is preferable that a polyethylene glycol type non-ionic surfactant with an additional number of ethylene oxide in the range from 1 to 15 moles, preferably, in the range from 5 to 10 moles is used in combination.
    Type: Grant
    Filed: February 20, 2003
    Date of Patent: March 15, 2005
    Assignee: Chyukyo Yushi Co., Ltd.
    Inventors: Masateru Chikazawa, Haruyuki Mizuno
  • Aqueous release agent composition for molding polyurethane foam
    Publication number: 20030214078
    Abstract: A release agent composition for molding a polyurethane foam is disclosed. The agent is obtained by blending a cationic surfactant having an amino acid salt of alkyl amine, a predetermined substance having release characteristic and a film forming agent. Furthermore, it is preferable that a polyethylene glycol type non-ionic surfactant with an additional number of ethylene oxide in the range from 1 to 15 moles, preferably, in the range from 5 to 10 moles is used in combination.
    Type: Application
    Filed: February 20, 2003
    Publication date: November 20, 2003
    Applicant: CHYUKYO YUSHI CO., LTD
    Inventors: Masateru Chikazawa, Haruyuki Mizuno