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:
Jul. 07, 1998
Filed:
Mar. 17, 1997
Applicant:
Inventors:
Masato Sato, Kanagawa, JP;
Hironobu Ohno, Tokyo, JP;
Nobuyuki Murai, Mie, JP;
Hiroshi Iwasaka, Mie, JP;
Assignee:
Mitsubishi Chemical Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
560244 ; 560246 ;
Abstract
A process for producing an unsaturated glycol diester disclosed, which process comprises reacting a conjugated diene with a carboxylic acid and molecular oxygen in the presence of a solid catalyst comprising (1) palladium and (2) tellurium as active components supported on a carrier, wherein a said carrier is a solid carrier in which a proportion of the volume of pores having a pore radius in the range of from 5 to 50 nm is 80% or more relative to the total volume of pores having a pore radius in the range of from 1.8 to 10,000 nm.