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:
Nov. 20, 2007
Filed:
Nov. 06, 2001
Uwe Dahlmann, Heidelberg, DE;
Michael Feustel, Köngernheim, DE;
Christoph Kayser, Mainz, DE;
Roman Morschhaeuser, Mainz, DE;
Uwe Dahlmann, Heidelberg, DE;
Michael Feustel, Köngernheim, DE;
Christoph Kayser, Mainz, DE;
Roman Morschhaeuser, Mainz, DE;
Clariant Produkte (Deutschland) GmbH, Sulzbach, DE;
Abstract
The invention relates to the use of polymers which contain between 1 and 99 mol-% structural units of formula 1, wherein Rrepresents hydrogen or C-Calkyl, Rrepresents C-C-alkyl, C-C-alkylene or a C-C-aryl radical, which can be substituted with a C-C-alkyl group, A represents identical or different C-Calkylene radicals and, x, represents whole number from 2-40 in quantities from 0.01-2 wt-%, in quantities from 0.01 to 2 wt-%, in relation to the aqueous phase. The polymers can be used as gas hydrate inhibitors.