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. 12, 1982
Filed:
Feb. 19, 1982
Applicant:
Inventors:
Jai H Kyung, Dublin, OH (US);
Robert A Grimm, Upper Arlington, OH (US);
Joseph G Holehouse, Columbus, OH (US);
Assignee:
Ashland Oil, Inc., Ashland, KY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2604 / ;
Abstract
An aromatic isocyanate is formed directly from an aromatic hydrocarbon, nitric oxide and carbon monoxide by contacting a Group VII or Group VIII metal catalyst at a temperature between 350.degree. and 550.degree. C. with a feed stream of said reactants.