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:
Jul. 15, 2014
Filed:
Mar. 13, 2010
Markus Scherer, Köln, DE;
Thomas Schliwka, Bergisch Gladbach, DE;
Katharina Hömberg, Hilden, DE;
Uwe Held, Velbert, DE;
Thomas Mausberg, Haan, DE;
Ronald Klagge, Erkrath, DE;
Markus Scherer, Köln, DE;
Thomas Schliwka, Bergisch Gladbach, DE;
Katharina Hömberg, Hilden, DE;
Uwe Held, Velbert, DE;
Thomas Mausberg, Haan, DE;
Ronald Klagge, Erkrath, DE;
Cognis IP Management GmbH, Duesseldorf, DE;
Abstract
The invention relates to the use of aqueous solutions of nonionic surfactants as gel phase free emulsion systems for emulsion polymerization. The nonionic surfactants are chosen from the group (a) of the addition products from 1 to 40 mol ethylene and/or propylene oxide per mol of allyl alcohol, and (b) of the addition products from 1 to 40 mol ethylene and/or propylene oxide per mol of allyl alcohol, wherein the OH-group of said addition products is end-capped in the sense that it is substituted by a group OR, wherein R is an alkyl group with 1 to 20 C-atoms, which can be saturated or unsaturated, straight chained or branched.