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. 17, 1976
Filed:
Sep. 03, 1974
Applicant:
Inventors:
Billy W Palmer, Longview, TX (US);
David L Bondurant, Longview, TX (US);
Hugh J Hagemeyer, Jr, Longview, TX (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2606 / ; 2606 / ;
Abstract
Polyhydric alcohols are prepared by the aldol condensation of an aldehyde having 1 to 3 hydrogens on the alpha-carbon atom with formaldehyde in the presence of sodium carbonate and the subsequent crossed Cannizzaro reaction wherein the aldol condensation product is reacted with additional formaldehyde and sodium carbonate to form a polyhydric alcohol.