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:
Jan. 12, 2010
Filed:
Aug. 01, 2005
Francois Acker, Wissembourg, FR;
Markus Scherer, Cologne, DE;
Alexander Dardin, Laudenbach, DE;
Stephan Massoth, Biblis, DE;
Bernd Amrhein, Schaafheim, DE;
Detlef Bloos, Eberbach, DE;
Valerie Dittgen, Rountzenheim, DE;
Alain Roos, Betschdorf, FR;
Jean-marc Beiner, Strasbourg, FR;
Francois Acker, Wissembourg, FR;
Markus Scherer, Cologne, DE;
Alexander Dardin, Laudenbach, DE;
Stephan Massoth, Biblis, DE;
Bernd Amrhein, Schaafheim, DE;
Detlef Bloos, Eberbach, DE;
Valerie Dittgen, Rountzenheim, DE;
Alain Roos, Betschdorf, FR;
Jean-Marc Beiner, Strasbourg, FR;
Rohmax Additives GmbH, Darmstadt, DE;
Abstract
The invention relates to a method for radical polymerization of one or several ethylenically unsaturated compounds, characterized in that it consists in providing at least 80.8 percent by weight ethylenically unsaturated compounds in relation to the total weight of the ethylenically unsaturated compounds, adding at least one polymerization initiator for radical polymerization in at least two steps, wherein more polymerization initiator is added in the second step than in the first.