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:
Apr. 27, 1976
Filed:
Jun. 04, 1974
Applicant:
Inventors:
Eiichi Yonemitsu, Kashiwa, JA;
Shizuo Togo, Tokyo, JA;
Kenichiro Hashimoto, Tokyo, JA;
Muneo Ito, Tokyo, JA;
Chiharu Nishizawa, Tokyo, JA;
Noboru Hara, Tokyo, JA;
Assignee:
Mitsubishi Gas Chemical Co. Inc., Tokyo, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
2606 / ; 260620 ; 2606 / ;
Abstract
A process for alkylating the ortho-position of a phenol compound which comprises bringing a phenol compound containing at least one hydrogen atom at its ortho-position and an alcohol into contact with a catalyst in the gaseous phase, said catalyst being selected from the group consisting of