Patents by Inventor Yoshihisa Aoki

Yoshihisa Aoki 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).

  • Flame-retardant polyethylene terephthalate resin composition
    Patent number: 4666965
    Abstract: Disclosed is a flame-retardant glass-fiber-reinforced polyethylene terephthalate resin composition formed by blending (A) a polyethylene terephthalate resin, (B) glass fibers, (C) a nucleating agent, (D) a monoepoxy compound having a specific chemical structure and/or a benzoic acid ester having a specific chemical structure, (E) a bromine-containing polymeric flame retarder having aromatic rings in the polymeric side chains, and (E) an antimony oxide in specified proportions.This resin composition has a very high degree of crystallizability and can yield molded articles having excellent appearance, mechanical strength, heat distortion resistance and flame retardancy.
    Type: Grant
    Filed: December 30, 1985
    Date of Patent: May 19, 1987
    Assignee: Mitsubishi Rayon Co., Ltd.
    Inventor: Yoshihisa Aoki