Patents by Inventor Shu Keat Ooi

Shu Keat Ooi 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).

  • Resin composition excellent in stability to face impact
    Patent number: 7605204
    Abstract: A polyamide-polyphenylene ether based resin composition containing 1 to 20 mass ppm of copper and 0.1 to 2 mass % of titanium dioxide and/or carbon black, wherein a dispersed phase containing polyphenylene ether or polyphenylene ether and a partially hydrogenated block copolymer dispersed in the polyamide has a ratio of a volume average particle diameter to a number average particle diameter of the range of 2.0 to 5.0, and the polyphenylene ether in the resin composition has a weight average molecular weight of the range of 45,000 to 65,000.
    Type: Grant
    Filed: September 17, 2004
    Date of Patent: October 20, 2009
    Assignee: Asahi Kasei Chemicals Corporation
    Inventors: Takaaki Miyoshi, Makoto Doki, Shu Keat Ooi