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:
Jan. 17, 1978
Filed:
Sep. 09, 1971
Applicant:
Inventor:
Arthur E Gurgiolo, Lake Jackson, TX (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560 93 ; 2604106 ; 260408 ; 2604105 ; 560240 ; 560209 ; 560200 ; 560112 ; 560105 ; 560-1 ; 560192 ; 560 71 ; 560 64 ; 560189 ; 252428 ; 2524 / ; 2524 / ; 2524 / ;
Abstract
A synergistic catalytic effect is realized in the esterification reaction between an organic carboxylic acid and a vicinal epoxide by using a catalyst system comprising: (a) a compound containing an amino and/or ammonium nitrogen atom, in combination with (b) a soluble compound containing an ionizable atom of iron or chromium.