Patents by Inventor Junuzo Wang

Junuzo Wang 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).

  • Patent number: 9562063
    Abstract: This invention relates to a process for producing compounds derived from 9,10-Dihydro-9-Oxa-10-Phosphaphenantrene-10-oxide (DOPO). In particular, the invention relates to producing DOPO-derived compounds by reacting DOPO with diol compounds in the presence of a catalyst. This invention also relates to DOPO derived composition containing a high melting point diastereomer. The DOPO derived compounds may be useful as flame-retardants.
    Type: Grant
    Filed: July 26, 2016
    Date of Patent: February 7, 2017
    Assignee: Albemarle Corporation
    Inventors: Qiang Yao, Junuzo Wang, Arthur G. Mack
  • Publication number: 20160333039
    Abstract: This invention relates to a process for producing compounds derived from 9,10-Dihydro-9-Oxa-10-Phosphaphenantrene-10-oxide (DOPO). In particular, the invention relates to producing DOPO-derived compounds by reacting DOPO with diol compounds in the presence of a catalyst. This invention also relates to DOPO derived composition containing a high melting point diastereomer. The DOPO derived compounds may be useful as flame-retardants.
    Type: Application
    Filed: July 26, 2016
    Publication date: November 17, 2016
    Inventors: Qiang Yao, Junuzo Wang, Arthur G. Mack
  • Publication number: 20150126762
    Abstract: This invention relates to a process for producing compounds derived from 9,10-Dihydro-9-Oxa-10-Phosphaphenantrene-10-oxide (DOPO). In particular, the invention relates to producing DOPO-derived compounds by reacting DOPO with diol compounds in the presence of a catalyst. This invention also relates to DOPO derived composition containing a high melting point diastereomer. The DOPO derived compounds may be useful as flame-retardants.
    Type: Application
    Filed: January 12, 2015
    Publication date: May 7, 2015
    Inventors: Qiang Yao, Junuzo Wang, Arthur G. Mack