FUEL CELL SEPARATOR AND MANUFACTURING METHOD THEREOF, FUEL CELL, CONDUCTIVE MOLDING AND MANUFACTURING METHOD THEREOF, AND SHEET MAKING METHOD OF CONDUCTIVE MOLDING WET-TYPE UNWOVEN FABRIC

• Main Authors: KAWAMUKAI TAKASHI, UENO HIROYOSHI, NAKAMURA YUKI
• Format: Patent
• Language: English; Japanese
• Published: 16.05.2016
• Subjects: BASIC ELECTRIC ELEMENTS; CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS; ELECTRICITY; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE

PROBLEM TO BE SOLVED: To provide a fuel cell separator which is capable of achieving further thinning while holding sufficient conductivity, air permeability and strength, and a manufacturing method thereof, a fuel cell, a conductive molding and a manufacturing method thereof, a sheet making method of a conductive molding wet-type unwoven fabric, and the like.SOLUTION: A fuel cell separator contains a matrix resin and a carbon fiber and is provided with a recess for gas circulation on at least one side thereof. The fuel cell separator includes a compression molding containing the matrix resin and the carbon fiber, the density of the compression molding is 1.10 to 1.80 g/cm, and the carbon fiber includes a PAN-based carbon fiber.SELECTED DRAWING: Figure 2 【課題】十分な導電性、透気度および強度を保持しながらも、さらなる薄膜化に対応可能な、燃料電池用セパレータおよびその製造方法，燃料電池，導電性成形体およびその製造方法，導電性成形体用の湿式不織布の抄紙方法等を提供する。【解決手段】マトリックス樹脂と炭素繊維とを含有し、少なくとも一方の面にガス流通用の凹部が設けられた燃料電池用セパレータであって、前記マトリックス樹脂と前記炭素繊維とを含有する圧縮成形体を備え、該圧縮成形体の密度が１．１０〜１．８０ｇ／ｃｍ３であり、前記炭素繊維がＰＡＮ系炭素繊維を含むことを特徴とする、燃料電池用セパレータ。【選択図】図２