Alumina powder, alumina slurry, alumina-containing coating layer, multilayer separation membrane and secondary battery

The present invention relates to: an alumina powder which has a ratio of the tapped bulk density (TBD) to the loose bulk duty (LBD), namely TBD/LBD of 1.5 or more; an alumina slurry which contains this alumina powder; an alumina-containing coating layer; a multilayer separation membrane; and a secon...

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Bibliographic Details
Main Authors KIM TAE-BONG, RHEE JI-HOON, LEE SUK
Format Patent
LanguageChinese
English
Published 28.09.2018
Subjects
BASIC ELECTRIC ELEMENTS
CHEMISTRY
COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS
ELECTRICITY
INORGANIC CHEMISTRY
METALLURGY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Summary:The present invention relates to: an alumina powder which has a ratio of the tapped bulk density (TBD) to the loose bulk duty (LBD), namely TBD/LBD of 1.5 or more; an alumina slurry which contains this alumina powder; an alumina-containing coating layer; a multilayer separation membrane; and a secondary battery. 本发明涉及振实堆积密度（TBD）与松散堆积密度（LBD）的比例（TBD/LBD）为1.5以上的氧化铝粉末、和含有其的氧化铝浆料、含有氧化铝的涂层、层叠分离膜和二次电池。
Bibliography:Application Number: CN201780010878