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    • 64. 发明专利
    • Electroconductive resin composition
    • 电极树脂组合物
    • JP2003026916A
    • 2003-01-29
    • JP2002101010
    • 2002-04-03
    • Denki Kagaku Kogyo Kk電気化学工業株式会社
    • MIYAGAWA KENJISHIMIZU MIKIONABETA KENJI
    • B65D85/86C08J5/00C08J5/18C08K3/04C08L23/08C08L71/12H01B1/24
    • PROBLEM TO BE SOLVED: To provide an electroconductive resin composition for IC packaging.
      SOLUTION: The electroconductive resin composition for IC packaging comprises (A) a thermoplastic resin being a polyphenylene ether-based resin, (B) carbon black and (C) an ethylene-α-olefin copolymer resin, wherein (a): the electroconductive resin composition contains 5-50 pts.wt. of (B) the carbon black per 100 pts.wt. of (A) the thermoplastic resin and 1-30 pts.wt. of (C) the ethylene-α-olefin copolymer resin having a surface hardness, of 90 or less as Durometer A type surface hardness stipulated in JIS-K-7215 per 100 pts.wt. of the total amount of (A) the thermoplastic resin and (B) the carbon black and (b): the electroconductive resin composition has a surface resistivity of 10
      2 -10
      10 Ω and carbon black is less liable to fall off from the surface of a molded product formed from the electroconductive resin composition. A molded product and a sheet for IC packaging formed from the electroconductive resin composition are provided.
      COPYRIGHT: (C)2003,JPO
    • 要解决的问题:提供用于IC封装的导电树脂组合物。 解决方案:用于IC封装的导电树脂组合物包括(A)作为聚苯醚系树脂的热塑性树脂,(B)炭黑和(C)乙烯-α-烯烃共聚物树脂,其中(a):导电树脂 组合物含有5-50重量份 (B)碳黑每100重量份 (A)热塑性树脂和1-30重量份 的(C)表面硬度为90或更小的乙烯-α-烯烃共聚物树脂作为JIS-K-7215中规定的硬度计A型表面硬度/ 100重量份。 (A)热塑性树脂和(B)炭黑的总量(b):导电树脂组合物的表面电阻率为10 -2 -10 10Ω,而碳黑较不易于下降 从由导电树脂组合物形成的模制品的表面脱落。 提供了由导电树脂组合物形成的用于IC封装的成型产品和片材。
    • 70. 发明专利
    • PACKAGING COVER FILM
    • JPH1177914A
    • 1999-03-23
    • JP23672997
    • 1997-09-02
    • DENKI KAGAKU KOGYO KK
    • HIGANO MASANORINAKAJIMA MASAKISHIMIZU MIKIO
    • B65D65/40B32B27/18B32B27/28B32B27/32C09J7/02C09J123/08
    • PROBLEM TO BE SOLVED: To obtain a cover film having a small sealing temperature dependence and aging change of peel strength, and an excellent transparency, low- temperature sealability and anti-blocking properties. SOLUTION: The packaging cover film comprises a heat sealing layer containing compound obtained by mixing (A) 0 to 30 wt.% of ethylene-vinyl acetate copolymerized resin containing water-emulsion adhesive having (A) glass transition temperature of 40 deg.C to lower than 65 deg.C, (B) 0 to 100 wt.% of ethylene-vinyl acetate copolymerized resin containing water-emulsion adhesive having (B) glass transition temperature of 65 deg.C to lower than 85 deg.C and (C)0 to 75 wt.% of ethylene-vinyl acetate copolymerized resin containing water- emulsion adhesive having (C) glass transition temperature of 85 deg.C to lower than 105 deg.C, and heat fusion bonding agent containing anti-blocking agent as a main component. Particularly, further satisfactory characteristics are obtained by using both 0.1 to 5 wt.% of amide anti-blocking agent and 0.1 to 5 wt.% of particulate anti-blocking agent as the anti-blocking agent.