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:
Feb. 14, 2006
Filed:
Jul. 27, 2001
Applicants:
Ruprecht Kroker, Bobenheim-Roxheim, DE;
Gerhard Nestler, Ludwigshafen, DE;
Werner Schmitt, Frankenthal, DE;
Winfried Schumm, Gelsenkirchen, DE;
Inventors:
Ruprecht Kroker, Bobenheim-Roxheim, DE;
Gerhard Nestler, Ludwigshafen, DE;
Werner Schmitt, Frankenthal, DE;
Winfried Schumm, Gelsenkirchen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
B01D 1/22 (2006.01); B01D 3/28 (2006.01); C07C 67/04 (2006.01); C07C 67/38 (2006.01); C07C 67/54 (2006.01);
U.S. Cl.
CPC ...
Abstract
A tert-C–C-alkyl (meth)acrylate is prepared by reacting (meth)acrylic acid with an olefin of the formulawhere The novel process makes it possible to use acetic acid-containing (meth)acrylic acid. The danger of cleavage of the ester and of polymerization of (meth)acrylic compounds is reduced.