Method of coating separator films and electrodes for Li-ion batteries, and coated separator or electrode film

In the present invention, there is presented a method for the manufacture of a dense oxide coating to the surface of separator films (15, 22, 42) or electrode materials used in Li ion batteries by using pulsed laser technology, very short laser pulses (12) of less than 20 ps, and a pressure of at mo...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Liimatainen, Jari Ilmari, KAISTO, Juho, CLARKE, Fergus, CHAUDHURI, Saumyadip, KEKKONEN, Ville, ZOLOTUKHIN, Aleksey
Format:	Patent
Sprache:	eng ; fin ; swe
Schlagworte:	BASIC ELECTRIC ELEMENTS CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL ELECTRICITY INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
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