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. 03, 1981
Filed:
Mar. 10, 1980
Applicant:
Inventors:
Maynard M Baldwin, Columbus, OH (US);
Robert E Wyant, Delaware, OH (US);
Luther E Vaaler, Columbus, OH (US);
Assignee:
Battelle Development Corporation, Columbus, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B / ; C25B / ;
U.S. Cl.
CPC ...
204 72 ; 204 / ; 204 77 ;
Abstract
Disclosed is a method for making an .alpha.-, .omega.-dihydroxy-terminated alkane, preferably butane-1,4-diol, by cathodically coupling a polymethylene halohydrin, preferably ethylene bromo-, or iodohydrin, in an aqueous elctrolytic bath maintained at a pH of between about 8 and 10.