IPIQ

ELECTRICITY

H01

ELECTRIC ELEMENTS

H01M

PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY

4/00

Electrodes

H01M4/02

Electrodes composed of, or comprising, active material

H01M4/36

Selection of substances as active materials, active masses, active liquids

H01M4/48

of inorganic oxides or hydroxides

H01M4/52

of nickel, cobalt or iron

H01M4/525

of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy