Extraction treatment

Details Extraction treatment Extraction treatment

1982-03-31

1983-05-10

Edmundson, F.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

204294, 264104, 264105, 429 42, 429 44, 429 45, C25B 1102, H01M 488, C04B 3500

Patent

active

043828752

ABSTRACT:
This disclosure is directed to a process for extracting PTFE-wetting agent from PTFE particles containing small amounts of wetting agent in admixture with carbon particles comprising contacting said mixture with an organic liquid medium capable of extracting said wetting agent, and electrodes containing such extracted mixes. Also disclosed is a process for forming an electrode layer by depositing a soluble salt on a filter medium, depositing electrode layer material on said salt consolidating said electrode material and thereafter dissolving said salt.

REFERENCES:
patent: 3411954 (1968-11-01), Richman

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