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특허 상세정보

Separator with long-term stability for an electrochemical cell

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) H01M-006/00   
미국특허분류(USC) 029/6235; 029/6231; 429/142; 429/144; 429/145
출원번호 US-0388671 (2009-02-19)
등록번호 US8016896 (2011-08-30)
우선권정보 DE-2002-02 55 122(2002-11-26)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
인용정보 피인용 횟수 : 4  인용 특허 : 13
초록

A separator for an electrochemical cell, comprising (A) a flexible perforate support, (B) a porous first ceramic material which fills the perforations in the support and which (i) has a pore structure which is characterized by an average pore size, and (ii) is suitable for receiving an ion-conducting electrolyte, wherein (C) the electrolyte-contactable pore surface of the first porous ceramic material is covered with fine particles of a further material to extend the use life, the average size of the fine particles being in the range from 0.5 to 30% and ...

대표
청구항

What is claimed is: 1. A process for producing a separator for an electrochemical cell, the separator comprising(A) a flexible perforate support,(B) a porous first ceramic material which fills the perforations in the support and which(i) has a pore structure having an average pore size, and(ii) is suitable for receiving an ion-conducting electrolyte,wherein(C) an electrolyte-contactable pore surface of the first porous ceramic material is covered with fine particles of a further material to extend the use life, the average size of the fine particles bein...

이 특허에 인용된 특허 (13)

  1. Komatsu, Shigeo; Harada, Yasushi; Nishida, Masaaki. Battery. USP2004086773847.
  2. Hoerpel, Gerhard; Hennige, Volker; Hying, Chistian; Augustin, Sven. Capacitor comprising a ceramic separating layer. USP2009047525788.
  3. Penth Bernd,DEX ; Hying Christian,DEX ; Duda Mark,DEX ; Hoerpel Gerhard,DEX ; Kuehnle Adolf,DEX. Catalytically active permeable composite material, method for producing said composite material, and use of the same. USP2001106299778.
  4. Hennige,Volker; Hying,Christian; Hoerpel,Gerhard. Electric separator, method for producing the same and the use thereof. USP2008047351494.
  5. Bernd Penth DE; Gerhard Hoerpel DE; Christian Hying DE. Gas filter, method for producing a gas filter and use of said gas filter. USP2002016340379.
  6. Christian Hying DE; Gerhard Horpel DE; Bernd Penth DE. Hydrophobic permeable composite, method for producing said composite and use of the same. USP2002056383386.
  7. Hying, Christian; Horpel, Gerhard; Penth, Bernd. Ion-conducting composite which is permeable to matter, method for producing said composite, and use of the same. USP2003096620320.
  8. Penth Bernd,DEX ; Hoerpel Gerhard,DEX ; Hying Christian,DEX. Method for separating mixtures of substances using a material pervious to said substances. USP2001106299668.
  9. Yasuo Shinohara JP; Yoshifumi Tsujimoto JP; Tsuyoshi Nakano JP. Non-aqueous electrolyte battery separator. USP2002096447958.
  10. Penth Bernd,DEX ; Hying Christian,DEX ; Hoerpel Gerhard,DEX ; Schmidt Friedrich Georg,DEX. Permeable composite material, method for producing said composite material, and use of the same. USP2001106309545.
  11. Penth, Bernd; Hying, Christian; Hoerpel, Gerhard; Schmidt, Friedrich Georg. Permeable composite material, method for producing said composite material, and use of the same. USP2005016841075.
  12. Penth Bernd,DEX. Production of ceramic layers and their use. USP1999035885657.
  13. Zhengming Zhang. Separator for a high energy rechargeable lithium battery. USP2002086432586.