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. 06, 2015
Filed:
Dec. 07, 2010
Matthias Krull, Harxheim, DE;
Werner Reimann, Frankfurt, DE;
Stefan Dilsky, Gerbrunn, DE;
Sabine Goetzke, Liederbach, DE;
Matthias Krull, Harxheim, DE;
Werner Reimann, Frankfurt, DE;
Stefan Dilsky, Gerbrunn, DE;
Sabine Goetzke, Liederbach, DE;
Clariant Finance (BVI) Limited, Tortola, VG;
Abstract
The present invention relates to cooling additives for middle distillates, containing A) at least one polyester of formula (A1) wherein one of the radicals Rto Rrepresents a linear C-Calkyl or alkenyl radical and the remainder of the radicals Rto Rrepresent, independently of one another, hydrogen or an alkyl radical having 1 to 3 C atoms, Ris a C—C bond or an alkylene radical having 1 to 6 C atoms, Ris a hydrocarbon group having 2 to 10 carbon atoms, n is an integer from 1 to 100, m is an integer from 3 to 250, p is 0 or 1, and q is 0 or 1, B) at least one copolymer of ethylene and of at least one ethylenically unsaturated ester, the copolymer having a melt viscosity, measured at 140 DEG C., of at most 5000 mPas, and C) at least one organic solvent.