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. 16, 2007
Filed:
Jan. 22, 2004
Applicants:
Stephan Hueffer, Ludwigshafen, DE;
Guenter Scherr, Ludwigshafen, DE;
Oliver Reese, Ludwigshafen am Rhein, DE;
Inventors:
Stephan Hueffer, Ludwigshafen, DE;
Guenter Scherr, Ludwigshafen, DE;
Oliver Reese, Ludwigshafen am Rhein, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C14C 3/00 (2006.01); C14C 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the preparation of aqueous formulations, and aqueous formulations so prepared, the process comprising heating at least one cyclic compound of the formula I in the presence of water and of an acidic catalyst and, during or after the heating, H—X—Ris at least partially separated off, where, in formula I, X is selected from oxygen, sulfur and N—R, R-Rare as defined, and n is an integer from 1 to 4.