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. 05, 2005
Filed:
Jun. 29, 2004
Applicants:
Kazuhiko Yao, Wakayama, JP;
Tooru Nakaguchi, Wakayama, JP;
Kenji Ekawa, Wakayama, JP;
Inventors:
Assignee:
Honshu Chemical Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C039/17 ;
U.S. Cl.
CPC ...
Abstract
A method for producing a high purity 1,1-bis(4-hydroxyphenyl)cyclohexane represented by the general formula (II),wherein R is a hydrogen atom or alkyl group, comprising the steps of: reacting cyclohexanone and a phenol represented by the general formula (I) in the presence of an acid catalyst;wherein R is the same as defined above,
Yao, Kazuhiko. (2005). Method for producing high purity 1,1-bis(4-hydroxyphenyl)cyclohexanes (U.S. Patent No. 6875896). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6875896
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile