Product Name

LLZTO

Chemical formula

Li6.4La3Zr1.4Ta0.6O12

Test item

Criterion of acceptability

Test method

Main crystalline phase

It is consistent with the characteristic peak of PDF#80-0457

MiniFlex600

ionic conductivity

0.80±0.05 mS/cm, room temperature 25 2℃

Measurement of ceramic chip by AC impedance method/Autolab

SEM morphology

The particles are evenly distributed, and the average primary particle size is about 300 nm.

FEI Apreo C

Granularity

D10（μm）

≥0.10

Particle size analyzer-malvin MS3000

Dispersing in ethanol, NMP and other solvents, ball milling for about 2h, breaking up and agglomerating, and testing particle size.

Surface meter TRISTAR II3020

Magnetic pHSJ-4F

D50（μm）

0.30±0.05

D90（μm）

≤0.70

D100（μm）

≤1.00

SSA（m2/g）

18±3

Particle size analyzer-malvin MS3000

pH

≤12.5

Dispersing in ethanol, NMP and other solvents, ball milling for about 2h, breaking up and agglomerating, and testing particle size.

Chemical composition

Content

LLZXO-GX（wt%）

≥99.5

ICP-OES

Impurity content

Fe（ppm）

≤100

ICP-OES

Si（ppm）

≤100

ICP-OES

Ca（ppm）

≤200

ICP-OES