About 20 results
https://drivepatents.com/patents/1078712 · 6 Apr 2005
The present invention provides a separator for fuel cell containing: a flat plate member (6); a gas passage-side member (7a) provided on one side of the flat plate member and having passages (8a) for passing a reactant gas therethrough; and a cooling water...
https://drivepatents.com/patents/1083533 · 29 Sep 2004
The present invention provides a separator for a fuel cell in which an electrically anisotropic conductive filler can be made uniformly oriented without using a special mold or special molding apparatus, and which has excellent conductivity. This is achiev...
https://drivepatents.com/patents/1083785 · 22 Sep 2004
The present invention provides a conductive resin composition having good fluidity, excellent conductivity, and particularly suitable for the production of a fuel cell separator, and provides a fuel cell separator having excellent conductivity, high dimens...
https://drivepatents.com/patents/1083947 · 15 Sep 2004
The present invention provides a thermally expandable material expandable from a compressed state by heat, which comprises a form material comprising a crosslinked rubber having impregnated with a crystalline thermoplastic resin and which is compressed. Al...
https://drivepatents.com/patents/1087605 · 28 Apr 2004
The invention provides a thermally expandable material comprising a foam composition containing: 100 parts by weight of (a) a crosslinkable polymer material; and 5 to 300 parts by weight of (b) a crystalline thermoplastic resin having oxygen in its molecul...
https://drivepatents.com/patents/1101367 · 2 Oct 2002
A fuel cell separator containing conductive material and epoxy resin is provided. In the fuel cell, the epoxy resin is made of solid epoxy resin whose epoxy equivalent weight is 300-500. Further, according to another fuel cell separator, raw materials cont...
https://drivepatents.com/patents/1101357 · 2 Oct 2002
A method for manufacturing a fuel cell separator, characterized in that graphite and carbon black are mixed into molten thermoplastic resin material so that melt mixing is carried out, and the obtained kneaded compound is formed into a predetermined shape.
https://drivepatents.com/patents/1101331 · 2 Oct 2002
An inexpensive sound and heat insulating material that is able to prevent fine fiber granules generated by heat deterioration of the inorganic fiber as a main component of the base material from being scattered while maintaining the sound insulating proper...
https://drivepatents.com/patents/1106052 · 13 Mar 2002
A sound absorbing structure including a film with through holes formed is laminated on a porous member having communicating voids on the side facing a sound source. At least one of the through holes has an opening area of 19 mm or more, and the total of th...
https://drivepatents.com/patents/1106271 · 6 Mar 2002
A shape memory foam material (21) is obtained by impregnating a base foam material in a thermoplastic substance, heating and compressing the same at a temperature the same as or higher than the softening temperature of a thermoplastic substance as well as ...