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:
Nov. 03, 1981
Filed:
Jan. 24, 1980
Graham E Robinson, Macclesfield, GB;
Imperial Chemical Industries Limited, London, GB;
Abstract
A process for the manufacture of disubstituted (N-cyanoimido)carbonate of the formula: ##STR1## in which R.sup.1 and R.sup.2 are the same and are alkyl radicals of 1 to 6 carbon atoms or phenyl radicals, or R.sup.1 and R.sup.2 are joined to form an ethylene or propylene chain which is optionally substituted by 1 or 2 alkyl radicals each of 1 to 3 carbon atoms, by reaction of a disubstituted imidocarbonate of the formula: ##STR2## with cyanamide, characterized in that the reaction is conducted in a two phase system containing water and a water-immiscible organic solvent.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile