Patents Assigned to Blue Diamond International Co., Ltd.
  • Process for synthesizing trioxymethylene using ionic liquid
    Patent number: 7598402
    Abstract: The present invention relates to a process for synthesizing trioxymethylene, wherein an aqueous solution of formaldehyde is used as the reactant; and an acidic ionic liquid in an amount of from 0.01 to 10 wt % is used as a catalyst.
    Type: Grant
    Filed: January 18, 2008
    Date of Patent: October 6, 2009
    Assignees: Lanzhou Institute of Chemical Physics Chinese Academy of Sciences, Blue Diamond International Co., Ltd.
    Inventors: Jing Chen, Heyuan Song, Chungu Xia, Zhonghua Tang, Xinzhi Zhang, Zhen Li, Enxiu Guo
  • Process For Synthesizing Trioxymethylene Using Ionic Liquid
    Publication number: 20080293954
    Abstract: The present invention relates to a process for synthesizing trioxymethylene, wherein an aqueous solution of formaldehyde is used as the reactant; and an acidic ionic liquid in an amount of from 0.01 to 10 wt % is used as a catalyst.
    Type: Application
    Filed: January 18, 2008
    Publication date: November 27, 2008
    Applicants: Lanzhou Institute of Chemical Physics Chinese Academy of Sciences, Blue Diamond International Co., Ltd.
    Inventors: Jing CHEN, Heyuan Song, Chungu Xia, Zhonghua Tang, Xinzhi Zhang, Zhen Li, Enxiu Guo