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:
Sep. 12, 1978
Filed:
Apr. 18, 1977
Applicant:
Inventors:
Jury Ivanovich Michurov, Bashkirskaya ASSR, SU;
Boris Izrailevich Pantukh, Bashkirskaya ASSR, SU;
Valerian Mikhailovich Sobolev, Moscow, SU;
Grigory Iosifovich Rutman, Bashkirskaya ASSR, SU;
Igor Jurievich Logutov, Bashkirskaya ASSR, SU;
Vladimir Romanovich Dolidze, Bashkirskaya ASSR, SU;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568789 ; 2604 / ;
Abstract
A method of preparing 2,6-di-tert.butylphenol comprises alkylation of phenol with isobutylene at a temperature within the range of from 100.degree. to 110.degree. C in the presence, as a catalyst, of phenyloxyorthotertbutylphenoxyhydroaluminum acid of the formula:
Michurov, Jury. (1978). Method of preparing 2,6-di-tert.butylphenol (U.S. Patent No. 4113976). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4113976
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile