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. 29, 1978
Filed:
May. 31, 1977
Applicant:
Inventors:
William J Wells, III, Houston, TX (US);
Adin L Stautzenberger, Corpus Christi, TX (US);
Assignee:
Celanese Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
260340 ;
Abstract
In a process for the manufacture of trioxane by the distillation of aqueous formaldehyde solutions which are intimately mixed with an immiscible, non-volatile, oily liquid phase, the improvement comprising using a monoalkyl ether of a polyoxyalkylene glycol as the oily phase.