Patents by Inventor Jyh-Shyong CHANG

Jyh-Shyong CHANG 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).

  • OXYGENATE ADDITIVE FOR INTERNAL COMBUSTION ENGINE FUEL, FUEL COMPOSITION COMPRISING THE SAME AND IMPROVED PROCESS FOR PRODUCING HIGHLY METHYLATED GLYCEROL ETHERS
    Publication number: 20130133245
    Abstract: The invention relates to an oxygenate additive for an internal combustion engine fuel, comprising glycerol dimethyl ethers (GDMEs) and glycerol trimethyl ether (GTME); a fuel composition comprising the oxygenate additive; an improved process for methylation of glycerol with dimethyl sulfate to produce highly methylated glycerol ethers; and uses of ethers produced from the process for diesel fuel, for gasoline and for aviation turbine fuel, or as a green solvent or as an antifreezer.
    Type: Application
    Filed: November 28, 2011
    Publication date: May 30, 2013
    Inventors: Jyh-Shyong CHANG, Tzong-Rong Ling, Tse-Chuan Chou, Lawrence Chao-Shan Chou