CPC H01M 4/0435 (2013.01) [B29B 7/002 (2013.01); B29C 43/24 (2013.01); H01M 4/0471 (2013.01); H01M 4/08 (2013.01); H01M 4/48 (2013.01); H01M 4/54 (2013.01); H01M 4/623 (2013.01); H01M 4/625 (2013.01); B29C 43/52 (2013.01); B29C 2793/0027 (2013.01); B29K 2027/18 (2013.01); B29K 2105/16 (2013.01); B29K 2507/04 (2013.01); B29K 2509/00 (2013.01); B29K 2995/0005 (2013.01); B29L 2031/3468 (2013.01); B29L 2031/3475 (2013.01); H01M 2004/028 (2013.01); H01M 2220/30 (2013.01)] | 20 Claims |
19. A method comprising:
mixing a solvent with a dry cathode mixture to form a slurry, the dry cathode mixture including a cathode active material, a conductive diluent, and a polymeric binder;
removing at least some of the solvent from the slurry to form a composition; and
calendering, in a first calendering step, the composition to form a sheet, calendering the composition including passing the composition between calender rollers,
wherein the slurry has a solvent to powder weight ratio which is a 1.2 liquid to 1.0 solid weight ratio, the solvent being a liquid paraffin.
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