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Lithium Difluorophosphate (LiDFP)

Lithium Difluorophosphate (LiDFP)

Lithium Difluorophosphate

Synonyms:LiDFP; Phosphorodifluoridic acid, lithium salt

CAS No.24389-25-1

EINECS No.643-080-8

Molecular FormulaF2HO2P·Li

Molecular Weight:109.92

Structure Formula
                                

Standard

Items

Specifications

Appearance

White or off white powder

Purity ≥99.9%
Free acid (as HF) ≤100ppm

Water (K.F.)

≤100ppm

Floride (F-) ≤50ppm

Sulfate (SO42-)

≤50ppm

Chloride (Cl-)

≤10ppm

Fe

≤2ppm

K

≤5ppm

Na

≤10ppm

Ca

≤2ppm


Characteristics:Lithium bis(fluorosulfony)imide is a white powder. It has the advantages of high stability (no decomposition below 200℃), excellent low temperature performance, good hydrolysis stability and more friendly environment.

Uses:Lithium Difluorophosphate is mainly used as an additive in the electrolyte of lithium-ion batteries. It has high electrochemical stability and can form a dense, thermally stable and interfacial resistance interfacial film on the surface of the cathod of lithium batteries, effectively suppressing side reactions and reducing charge impedance, thereby improving the high-temperature cycling performance of lithium batteries.

Storage:Keep in a well-closed container. Store in a cool, dry and well-ventilated warehouse. 

Packing:5kg HDEP bottle.


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