Patents by Inventor Okabe Jun

Okabe Jun 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 peroxide-vulcanizable, fluorine-containing elastomer
    Patent number: 4748223
    Abstract: A peroxide-vulcanizable, fluorine-containing elastomer having distinguished processability, vulcanization characteristics and physical properties of vulcanized products can be obtained by polymerization of fluorine-containing olefins having 2 to 8 carbon atoms in the presence of an iodine and bromine-containing compound represented by the general formula RBr.sub.n Im, where R represents a fluorohydrocarbon group, a chlorofluorohydrocarbon group, a chlorohydrocarbon group or a hydrocarbon group, and n and m are integers of 1 and 2.
    Type: Grant
    Filed: March 12, 1987
    Date of Patent: May 31, 1988
    Assignee: Nippon Mektron Limited
    Inventors: Tatsu Haruyoshi, Okabe Jun, Naraki Akihiro, Abe Masatoshi, Ebina Yoshiaki