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:
May. 03, 2022
Filed:
Jul. 13, 2018
Applicant:
Emery Oleochemicals Gmbh, Duesseldorf, DE;
Inventors:
Diana Maeker, Mettmann, DE;
Patrick Haehnel, Duisburg, DE;
Assignee:
Emery Oleochemicals GmbH, Duesseldorf, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/035 (2006.01); C09K 8/36 (2006.01);
U.S. Cl.
CPC ...
C09K 8/035 (2013.01); C09K 8/36 (2013.01);
Abstract
The present invention relates to a mixture of esters obtainable by reacting components of an esterifiable composition with each other, wherein the esterifiable composition comprises at least one trimer fatty acid, at least one fatty acid and at least one hydroxy monocarboxylic acid and a production process of the mixture of esters. Furthermore, the present invention relates to environmental friendly, preferably oil based, drilling fluids comprising the above-mentioned mixture of esters, water and an organic phase and the use of said mixture as viscosifier for drilling fluids.