Method for producing powdered wetproofed material useful in maki

Details Method for producing powdered wetproofed material useful in maki Method for producing powdered wetproofed material useful in maki

1975-05-30

1977-06-21

Mack, John H.

Compositions

Electrically conductive or emissive compositions

Elemental carbon containing

2524253, H01M 408, H01B 106

Patent

active

040310337

ABSTRACT:
Powdered wetproofed materials, useful for the manufacture of gas-diffusion electrodes, are produced by forming a suspension of an electroconductive powder in a liquid which is water or an organic solvent in the presence of a wetproofing agent and recovering the wetproofed material.

REFERENCES:
patent: 2782180 (1957-02-01), Weidman
patent: 3272897 (1966-09-01), Herman et al.
patent: 3297484 (1967-01-01), Niedrach
patent: 3488225 (1970-01-01), Selker et al.
patent: 3634569 (1972-01-01), Emanuelson et al.
patent: 3649365 (1972-03-01), Paynter et al.

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