Graphite Anode sheets process

    7:2:1                                                Graphite/Acethylen Black/PVDF


3*10min Ball-milling for the rGO+AB powder

Add 0,3cc NMP

Use small Jet-mill (2*20s)

Add KF Polymer (PVDF)

Use small Jet-mill (2*20s) again

Expand quickly the paste obtained on a clean copper foil with the Doctor Blade method

1/2 days vacuum drying

30/40 min oven drying at 120°C

rGO anode sheets process

    6,3 : 1,9 : 1,8          rGO/Acethylen Black/PVDF


Dissolve rGO+AB into 50%sol-mix/50% De-ionized Water (200mL)

Use ultrasonic waves for 5 minutes to obtain good dispersion

Mix 5*3min

Filter the solution to obtain rGO+AB powder

Vacuum dry the powder for 2h at 50°C

3*10min Ball-milling for the rGO+AB powder

Add 1,3cc NMP

Use small Jet-mill (2*20s)

Add KF Polymer (PVDF)

Use small Jet-mill (2*20s) again

Expand quickly the paste obtained on a clean copper foil with the Doctor Blade method

2/3 days vacuum drying

40/50 min vacuum oven drying at 50°C

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Process Modification

by valbarberichaud

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Public - 7/12/16, 7:33 AM