Claims
- 1. An electrode of a secondary battery comprising:
- a porous metallic substrate comprising a three-dimensional skeleton and pores which are formed by the skeleton and which are filled with an active material which is different from the porous metallic substrate;
- wherein the skeleton has micropores having an average micropore size of 0.5 to 20 .mu.m, and is composed entirely of a sintered metal powder having a porosity of 10 to 60%,
- and wherein the pores of the porous metallic substrate have an average pore size of 60 to 700 .mu.m.
- 2. An electrode of a secondary battery according to claim 1, wherein the micropores in the sintered metal powder are filled with an active material.
- 3. An electrode of a secondary battery according to claim 1, wherein the active material is nickel hydroxide.
- 4. An electrode of a secondary battery according to claim 1, wherein the porous metallic substrate has a porosity of 80 to 99% by volume.
Priority Claims (7)
Number |
Date |
Country |
Kind |
7-101773 |
Apr 1995 |
JPX |
|
7-264930 |
Sep 1995 |
JPX |
|
7-249899 |
Sep 1995 |
JPX |
|
7-310438 |
Nov 1995 |
JPX |
|
7-310439 |
Nov 1995 |
JPX |
|
7-310440 |
Nov 1995 |
JPX |
|
7-311744 |
Nov 1995 |
JPX |
|
Parent Case Info
This application is division of prior application Ser. No. 08/737,931 filed Mar. 10, 1997 now U.S. Pat. No. 5,848,351, which is a national stage application under .sctn.371 of international application PCT/JP96/00911 filed Apr. 2, 1996.
US Referenced Citations (10)
Foreign Referenced Citations (6)
Number |
Date |
Country |
61-127801 |
Jun 1986 |
JPX |
3-188203 |
Aug 1991 |
JPX |
4-034857 |
Feb 1992 |
JPX |
4-325604 |
Nov 1992 |
JPX |
5-369106 |
Jun 1993 |
JPX |
6-287607 |
Oct 1994 |
JPX |
Divisions (1)
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Number |
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Parent |
737931 |
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