POLYTETRAFLUOROETHYLENE POWDER, ELECTRODE BINDER, ELECTRODE MIXTURE, ELECTRODE AND SECONDARY STORAGE BATTERY Russian patent published in 2025 - IPC H01M4/62 

Abstract RU 2839118 C2

FIELD: electric elements; chemistry.

SUBSTANCE: invention relates to polytetrafluoroethylene powders, electrode binder, electrode mixtures, electrodes and secondary storage batteries. Polytetrafluoroethylene powder intended for use as electrode binder, characterized by workability, is characterized by apparent density from 0.40 to 0.70 g/ml and particle size from 400 to 1,000 mcm.

EFFECT: reduction or prevention of gas release inside the battery element, improved characteristics of the battery, increased strength of the electrode.

9 cl, 4 tbl, 11 ex

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RU 2 839 118 C2

Authors

Kato, Taketo

Yamada, Takaya

Yasuda, Kohei

Yamanaka, Taku

Terada, Junpei

Miyamoto, Masayoshi

Dates

2025-04-28Published

2022-09-30Filed