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:
Sep. 09, 2014
Filed:
Jun. 24, 2011
Applicants:
Damon Ray Billodeaux, Longview, TX (US);
Robert S. Huss, Kingsport, TN (US);
Daniel Latham Terrill, Bristol, TN (US);
Jerome Leonard Stavinoha, Jr., Longview, TX (US);
Inventors:
Damon Ray Billodeaux, Longview, TX (US);
Robert S. Huss, Kingsport, TN (US);
Daniel Latham Terrill, Bristol, TN (US);
Jerome Leonard Stavinoha, Jr., Longview, TX (US);
Assignee:
Eastman Chemical Company, Kingsport, TN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 319/06 (2006.01); C07D 317/10 (2006.01); C07D 317/12 (2006.01);
U.S. Cl.
CPC ...
C07D 317/12 (2013.01);
Abstract
Cyclic acetals can be produced in a reactive distillation apparatus by combining a polyhydroxyl compound and an aldehyde. High concentrations of cyclic acetals are removed as liquid products from the column while water is removed as an overhead vapor stream.