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Battery binder PVDF

Battery binder PVDF

PVDF (Polyvinylidene fluoride ) binder is for mixing together with cathode powder to prepare Li-ion battery electrode , vacuum sealed in the plastic bag.

 PVDF technical specification

 

Product name

PVDF

Type

PVDF-9300

Test item

Value

Test method

Test condition

Physical properties

Appearance

White powder

Visual inspection

Dustless

g/cm3

Standard relative density

1.75-1.77

D792

@23/23

%

Rate of water content

≤0.10

D570

1100.09MPa1.5h

Melting point

160-170

D3418

-

Refractive index

1.42

D542

at Sodium D line23

Molecular weight, ×104

100 or so

GPC inspection

-

Thermal properties

-1

Coefficient of linear thermal expansion

≤13×10-5

D696

-

Deflection temperature

125-140

D648

at 454 kPa

Flammability

%

Limiting oxygen index

43

D2868

-

Thermal decomposition temperature

≥380

TGA

1wt lossN2