Patents Assigned to Chyukyo Yushi Co., Ltd.
  • 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