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:
Oct. 03, 2006
Filed:
Oct. 08, 2001
Jean-marie Bernard, Mornant, FR;
Bernard Jousseaume, Talence, FR;
Christian Laporte, Castanet-Tolosan, FR;
Thierry Toupance, Talence, FR;
Jean-Marie Bernard, Mornant, FR;
Bernard Jousseaume, Talence, FR;
Christian Laporte, Castanet-Tolosan, FR;
Thierry Toupance, Talence, FR;
Rhodia-Chimie, Aubervilliers, FR;
Abstract
The invention concerns the use as catalyst for transforming carbamates of compounds corresponding to the general formula (I): —Sn (X) (X') wherein: X′ is selected among chloride, bromide, iodide, thiocyanate radicals, sulphonate radicals, advantageously perfluorinated on the carbon bearing the sulphonate function; X is selected among the values of X′ and among radicals of formula Y-Z; Y is selected among the chalcogen groups, advantageously light (that is oxygen and sulphur); Z is selected in the group consisting of trisubstituted tin, monosubstituted zinc, and the oxygenated acid radicals after ignoring the OH function. The invention is applicable to the coating industry.