About 36 results
https://drivepatents.com/patents/976558 · 9 Apr 2014
A multilayer conductive film includes a layer 1 including a conductive material containing a polymer material 1 having an alicyclic structure and conductive particles 1 and a layer 2 including a material having durability against positive electrode potenti...
https://drivepatents.com/patents/981914 · 20 Nov 2013
The invention generally relates to polymer film, and more particularly relates to polymeric membranes, methods for producing such membranes, and the use of such membranes as battery separator film. In an embodiment, the invention relates to liquid-permeabl...
https://drivepatents.com/patents/987805 · 7 Aug 2013
The purpose of the present invention is to provide a laminated porous film in which the adhesion between a polyolefin resin porous film that serves as a base film and a coating layer is high, and which has heat resistance and can exhibit excellent properti...
https://drivepatents.com/patents/988967 · 10 Jul 2013
Provided is a composite porous membrane that simultaneously provides excellent adhesion of a heat-resistant resin layer and a small rising range of air resistance. The composite porous membrane of the present invention is a composite porous membrane, where...
https://drivepatents.com/patents/991022 · 8 May 2013
In a carbon black (CB)/PTFE composite porous sheet that can be used as a gas diffusion layer in an electrochemical device in applications involving electro chemical reaction such as a polymer electrolyte fuel cell, electrolysis, gas sensor and the like, wr...
https://drivepatents.com/patents/992309 · 27 Mar 2013
Provided is a laminated porous film having excellent shutdown characteristics and breakdown characteristics, good tearing strength and dimensional stability, and B activity. The laminated porous film comprises layer A, the main component of which is a poly...
https://drivepatents.com/patents/992741 · 27 Feb 2013
Disclosed is a laminated porous film that simultaneously satisfies communication, heat resistance and workability and has excellent properties as a separator for non-aqueous electrolyte secondary batteries. The laminated porous film is characterized in tha...
https://drivepatents.com/patents/993667 · 23 Jan 2013
As a porous film in which the air-permeability at the time of elongation of the porous film was adjusted, whereby, when used as a battery separator, the holes of a separator in an electrode/separator wound body have been controlled, a polypropylene series ...
https://drivepatents.com/patents/993663 · 23 Jan 2013
As an object of the present invention, to provide a polyolefin resin porous film fulfilling high continuity, excellent dimensional stability and shutdown function which closes the pores sensitively and completely in a temperature range of 120 to 140°C wit...
https://drivepatents.com/patents/1000234 · 18 Jul 2012
The lining has a flat or curved plate-shaped lining element (1) connected directly with an inner wall of a caravan. The lining element has thickness of 2 to 12 mm and air voids of 20 to 80 volume percent. The lining element has density of 1.0 gram per cubi...