A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
CARBON CURRENT COLLECTOR FOR BATTERIES
To provide a carbon current collector for a battery with good electrical and mechanical properties.SOLUTION: A carbon current collector for a battery includes a sintered product of an inorganic binder, and a carbon powder uniformly dispersed in the sintered material of the inorganic binder, the carbon powder contains graphite powder, and at least two frequency peaks exist in the frequency distribution of the particle size of the graphite powder measured by a laser diffraction method, and a content of the graphite powder is 60 mass% or more with respect to the mass of the carbon current collector for the battery.SELECTED DRAWING: None
【課題】本発明では、良好な電気的特性及び機械的特性を兼ね備えた、電池用炭素集電体を提供する。【解決手段】本発明の電池用炭素集電体は、無機結合材の焼結物と、前記無機結合材の焼結物中に均一に分散した炭素粉末とを含む、電池用炭素集電体であって、前記炭素粉末が黒鉛粉末を含み、かつレーザー回折法により測定した前記黒鉛粉末の粒子径の頻度分布において、頻度ピークが少なくとも２つ存在しており、かつ前記黒鉛粉末の含有率が、前記電池用炭素集電体の質量に対して、６０質量％以上である。【選択図】なし
CARBON CURRENT COLLECTOR FOR BATTERIES
To provide a carbon current collector for a battery with good electrical and mechanical properties.SOLUTION: A carbon current collector for a battery includes a sintered product of an inorganic binder, and a carbon powder uniformly dispersed in the sintered material of the inorganic binder, the carbon powder contains graphite powder, and at least two frequency peaks exist in the frequency distribution of the particle size of the graphite powder measured by a laser diffraction method, and a content of the graphite powder is 60 mass% or more with respect to the mass of the carbon current collector for the battery.SELECTED DRAWING: None
【課題】本発明では、良好な電気的特性及び機械的特性を兼ね備えた、電池用炭素集電体を提供する。【解決手段】本発明の電池用炭素集電体は、無機結合材の焼結物と、前記無機結合材の焼結物中に均一に分散した炭素粉末とを含む、電池用炭素集電体であって、前記炭素粉末が黒鉛粉末を含み、かつレーザー回折法により測定した前記黒鉛粉末の粒子径の頻度分布において、頻度ピークが少なくとも２つ存在しており、かつ前記黒鉛粉末の含有率が、前記電池用炭素集電体の質量に対して、６０質量％以上である。【選択図】なし
CARBON CURRENT COLLECTOR FOR BATTERIES
電池用炭素集電体
MURATA TATSUYA (author)
2023-06-08
Patent
Electronic Resource
Japanese
Lightweight polymer-carbon composite current collector for lithium-ion batteries
| BASE | 2020
Nano-porous copper metal current collector for lithium ion batteries
| British Library Online Contents | 2018
Nano-porous copper metal current collector for lithium ion batteries
| British Library Online Contents | 2018
Graphite/Silicon Hybrid Electrodes using a 3D Current Collector for Flexible Batteries
| British Library Online Contents | 2014