Patents by Inventor Yoichi Kimae

Yoichi Kimae 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).

  • Patent number: 5824195
    Abstract: A process for distilling a crude acrylic silane solution particularly containing impurities in a commercial scale for separating acrylic silane in the presence of a hindered phenol and/or amine as polymerization inhibitor, the process being improved by using simultaneously a dialkyldithiocarbamic acid copper and/or N-nitrosophenylhydroxylamine salt as synergistic polymerization inhibitor.
    Type: Grant
    Filed: June 26, 1996
    Date of Patent: October 20, 1998
    Assignee: Chisso Corporation
    Inventors: Yoichi Kimae, Katsuyoshi Tsuchiya, Takashi Matsuo, Kiyoto Fukuda
  • Patent number: 5750753
    Abstract: A method to manufacture acryloxypropylsilane to a high degree of purity is achieved by hydrosilation of (A) allyl acrylate or allyl methacrylate by (B) a hydrosilane compound, using (C) a platinum-containing compound as the catalyst and (D) an organic phosphorus compound as the promoter. The acryloxypropylsilane product is expressed by General Formula ICH.sub.2 .dbd.CR.sup.1 COOCH.sub.2 CH.sub.2 CH.sub.2 SiR.sup.2.sub.n R.sup.3.sub.3-n (Formula I)where R.sup.1 represents a hydrogen or methyl group, R.sup.2 represents a hydrolyzable group, R.sup.3 represents an aryl, alkenyl or aryl group of carbon number 1-12, and n is 0, 1, 2, or 3.
    Type: Grant
    Filed: December 31, 1996
    Date of Patent: May 12, 1998
    Assignee: Chisso Corporation
    Inventors: Yoichi Kimae, Shunji Yoshimatsu, Norio Itoda, Takashi Matsuo, Naoki Noda