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Principaux documents

203653

Sigma-Aldrich

Sulfate de lithium

greener alternative

≥99.99% trace metals basis

Synonyme(s) :

Dilithium sulfate, Lithiophor

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About This Item

Formule linéaire :
Li2SO4
Numéro CAS:
Poids moléculaire :
109.94
Numéro CE :
Numéro MDL:
Code UNSPSC :
12352302
eCl@ss :
38030404
ID de substance PubChem :
Nomenclature NACRES :
NA.23

Niveau de qualité

Pureté

≥99.99% trace metals basis

Forme

solid

Caractéristiques du produit alternatif plus écologique

Design for Energy Efficiency
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sustainability

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Impuretés

≤100.0 ppm Trace Metal Analysis

Pf

845 °C (lit.)

Densité

2.22 g/mL at 25 °C (lit.)

Application(s)

battery manufacturing

Autre catégorie plus écologique

Chaîne SMILES 

[Li+].[Li+].[O-]S([O-])(=O)=O

InChI

1S/2Li.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2

Clé InChI

INHCSSUBVCNVSK-UHFFFAOYSA-L

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Description générale

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Application

Lithium sulfate can be used:
  • In the pretreatment of graphite electrodes of lithium-ion batteries(LIBs). LiSO4-treated electrodes show excellent cycling performance and low interfacial impedance resulting in faster charging of LIBs.
  • As a precursor to synthesize sheet-like Li2S@C nanocomposites which are cathode materials for LIBs.
  • As an electrolyte for intermediate temperature fuel cells.
  • As a processing additive to protect Ni-rich layered oxide cathodes, resulting in improved electrochemical performance.

Pictogrammes

Exclamation mark

Mention d'avertissement

Warning

Mentions de danger

Classification des risques

Acute Tox. 4 Oral - Eye Irrit. 2

Code de la classe de stockage

13 - Non Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 1

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable

Équipement de protection individuelle

dust mask type N95 (US), Eyeshields, Gloves


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Certificats d'analyse (COA)

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Consulter la Bibliothèque de documents

Pretreatment of Graphite Anodes with Lithium Sulfate to Improve the Cycle Performance of Lithium-Ion Batteries
Xiaoling Cui, et al.
Energy Technology, 5, 549-556 (2017)
Structure and ionic conductivity of lithium sulphate-aluminum oxide ceramics
B. Zhu, et al.},
Solid State Ionics, 70-71, 125-129 (1994)
A high energy density Li2S@ C nanocomposite cathode with a nitrogen-doped carbon nanotube top current collector
Su Zhang, et al.
Journal of Material Chemistry A, 3, 18913-18919 (2015)
S Ramesh et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 69(2), 670-675 (2007-06-30)
Polymer electrolytes based on poly(ethylene oxide)-lithium triflate (PEO-LiCF3SO3) and poly(ethylene oxide)-lithium sulphate (PEO-Li2S4) were prepared by using solution casting method. Measurements of conductivity and dielectric were carried out on these films as a function of frequency at various temperatures. It
G Bertschy et al.
European psychiatry : the journal of the Association of European Psychiatrists, 18(6), 314-317 (2003-11-13)
Thirteen major depressive patients not responding to a 4-week venlafaxine 300 mg treatment were eligible for a 4-week open trial of lithium addition. Two patients had to stop lithium for a possible moderate serotonin syndrome and five patients became responders

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