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:
Aug. 04, 1992
Filed:
Jun. 14, 1991
Applicant:
Inventors:
Shu-Chung Lin, Taipei, TW;
Min-Hon Rei, Taipei, TW;
Assignee:
San Fu Chemical Co., Ltd., Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560139 ; 560130 ; 560143 ; 560144 ;
Abstract
A novel process for the acetylation of a mono-substituted phenol or a mono-substituted naphthol is disclosed which comprises reacting the said mono-substituted phenol or the said mono-substituted naphthol respectively with vinyl acetate at a temperature of not more than 160.degree. C.