Patents by Inventor Arihiro Kanazawa

Arihiro Kanazawa 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).

  • Process for producing polyalkenyl ether
    Patent number: 7763686
    Abstract: Polyalkenyl ether is produced by polymerizing alkenyl ether represented by the following general formula (I): CHR1?CH(OR2)??(I) wherein R1 represents a hydrogen atom or a methyl group, R2 represents a monovalent organic group, and R2 contains a silicon atom or at least one atom selected from the group consisting of elements from group 15 to group 17, in the presence of a halide of an element other than Al, or an organometallic compound of an element other than Al, and a nonionic oxygen-containing or nonionic nitrogen-containing organic compound.
    Type: Grant
    Filed: August 30, 2005
    Date of Patent: July 27, 2010
    Assignees: Canon Kabushiki Kaisha, Nippon Shokubai Co., Ltd.
    Inventors: Sadahito Aoshima, Ikuo Nakazawa, Koichi Sato, Masayuki Ikegami, Shokyoku Kanaoka, Tomohide Yoshida, Yasuhiro Matsuda, Arihiro Kanazawa
  • Process for producing polyalkenyl ether
    Publication number: 20060194935
    Abstract: Polyalkenyl ether is produced by polymerizing alkenyl ether represented by the following general formula (I): CHR1?CH(OR2)??(I) wherein R1 represents a hydrogen atom or a methyl group, R2 represents a monovalent organic group, and R2 contains a silicon atom or at least one atom selected from the group consisting of elements from group 15 to group 17, in the presence of a halide of an element other than Al, or an organometallic compound of an element other than Al, and a nonionic oxygen-containing or nonionic nitrogen-containing organic compound.
    Type: Application
    Filed: August 30, 2005
    Publication date: August 31, 2006
    Applicants: Canon Kabushiki Kaisha
    Inventors: Sadahito Aoshima, Ikuo Nakazawa, Koichi Sato, Masayuki Ikegami, Shokyoku Kanaoka, Tomohide Yoshida, Yasuhiro Matsuda, Arihiro Kanazawa