The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 06, 2009
Filed:
Jan. 18, 2008
Jing Chen, Lanzhou, CN;
Heyuan Song, Lanzhou, CN;
Chungu Xia, Lanzhou, CN;
Zhonghua Tang, Lanzhou, CN;
Xinzhi Zhang, Beijing, CN;
Zhen LI, Lanzhou, CN;
Enxiu Guo, Beijing, CN;
Jing Chen, Lanzhou, CN;
Heyuan Song, Lanzhou, CN;
Chungu Xia, Lanzhou, CN;
Zhonghua Tang, Lanzhou, CN;
Xinzhi Zhang, Beijing, CN;
Zhen Li, Lanzhou, CN;
Enxiu Guo, Beijing, CN;
Lanzhou Institute of Chemical Physics Chinese Academy of Sciences, Lanzhou, CN;
Blue Diamond International Co., Ltd., Hong Kong, HK;
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.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile