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:
Jul. 23, 1985
Filed:
Sep. 10, 1984
Applicant:
Inventors:
Hiroshi Hayami, Takasaki, JP;
Yasuo Kuroda, Gunma, JP;
Makoto Kikuchi, Takasaki, JP;
Kenji Koshi, Fukuyama, JP;
Assignee:
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2604 / ; 2604 / ;
Abstract
A process for producing polychlorobenzonitrile having chlorine atoms at the 2,6-position by ammoxidation of toluene derivative having chlorine atoms at the 2,6-position with a gas containing ammonia and oxygen in vapor phase in the presence of a catalyst, characterized in that bromine and/or a bromine-containing compound is added to the reaction system.
Hayami, Hiroshi. (1985). Process for producing polychlorobenzonitrile (U.S. Patent No. 4530797). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4530797
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile