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:
Mar. 15, 1994
Filed:
Apr. 07, 1993
Applicant:
Inventors:
John A Hyatt, Kingsport, TN (US);
Tony L Sander, Batesville, AR (US);
D Mark Naylor, Kingsport, TN (US);
Bobby L Bernard, Rogersville, TN (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C07H / ; C07H / ; C08B / ; C08B / ;
U.S. Cl.
CPC ...
536119 ; 536-5 ; 536-6 ; 536-61 ; 536 69 ; 536 70 ; 536 71 ; 536 72 ; 536 73 ; 536 74 ; 536 75 ; 536 76 ; 536 79 ; 536 80 ; 536 81 ; 536 82 ; 536 83 ;
Abstract
Provided is a novel improved process for the preparation of .alpha.-D-cellobiose octaacetate via the acetylative degradation of cellulose or cellulose acetate. The title compound is provided in high yield and quality in a facile one-pot process, amenable to large-scale synthesis.