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.

Date of Patent:
Dec. 24, 2013

Filed:

Mar. 24, 2009
Applicants:

Annie Colin, Bordeaux, FR;

Pierre Guillot, Crolles, FR;

Armand Ajdari, Paris, FR;

Inventors:

Annie Colin, Bordeaux, FR;

Pierre Guillot, Crolles, FR;

Armand Ajdari, Paris, FR;

Assignees:

Rhodia Operations, Aubervilliers, FR;

Universite de Bordeaux I, Talence, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 13/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

The interfacial tension between two liquids is determined by: flowing an internal liquid (L) through an internal flow member () and flowing an external liquid (L) through an external flow member (), with conditions being first established such that either droplets (G) of the internal liquid are formed in the external liquid, or a continuous jet of the internal liquid is formed in the external liquid, the continuous jet of the internal liquid then being formed in the external liquid or droplets of the internal liquid then being formed in the external liquid, and deducing therefrom the value of the interfacial tension between these two liquids.


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