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:
May. 13, 1980
Filed:
Aug. 02, 1978
Applicant:
Inventor:
Eugene P Di Bella, Piscataway, NJ (US);
Assignee:
Tenneco Chemicals, Inc., Saddle Brook, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
260985 ;
Abstract
Organic phosphates are prepared in good yields by contacting the corresponding organic phosphite with an oxygen-containing gas that is preferably oxygen in the presence of a catalyst that comprises nitrogen dioxide in amounts that will provide at least 0.40 mole of oxygen and from 0.01 mole to 0.25 mole of nitrogen dioxide catalyst per mole of phosphite at a temperature in the range of -30.degree. C. to 120.degree. C.