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.:

US 7148281 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 12, 2006

Filed:

Oct. 06, 2003
Applicants:

Taisto Vilkman, Tuusula, FI;

Jenni Mustonen, Tampere, FI;

Hannu Minkkinen, Lansi-Teisko, FI;

Mikko Karttunen, Tampere, FI;

Inventors:

Taisto Vilkman, Tuusula, FI;

Jenni Mustonen, Tampere, FI;

Hannu Minkkinen, Lansi-Teisko, FI;

Mikko Karttunen, Tampere, FI;

Assignee:

Premix Oy, Rajamaki, FI;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 3/08 (2006.01); C08K 3/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of preparing an electrically conductive polymer blend, and an electrically conductive polymer blend includes steps of selecting at least two polymeric materials that are substantially immiscible together, mixing the polymeric materials into a blend so that at least one of the polymeric materials forms a continuous three-dimensional phase through the entire blend, and mixing an electrically conductive filler into the blend. The difference in surface tension between the polymeric material forming the continuous three-dimensional phase and the other polymeric materials forming the blend is at least 2 mN/m.


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