• 专利标题:   Manufacturing electrostatic chuck having high heat dissipation property, high resistance to thermal shock and lightness, involves preparing composite powder by ball-milling aluminum or aluminum alloy powder and carbon-based nanomaterial powder, preparing electrode layer and forming dielectric layer.
  • 专利号:   US2022359256-A1, KR2022153166-A, KR2520805-B1
  • 发明人:   KWON H, HANSANG K
  • 专利权人:   UNIV PUKYONG NAT, TEMNEST INC
  • 国际专利分类:   B22F003/105, B22F003/24, B22F009/04, C01F007/021, C22C038/10, C23C004/11, C23C004/134, H01L021/683, B23Q003/15, H01L021/687, H02N013/00
  • 专利详细信息:   US2022359256-A1 10 Nov 2022 H01L-021/683 202200 English
  • 申请详细信息:   US2022359256-A1 US732968 29 Apr 2022
  • 优先权号:   KR060215

▎ 摘  要

NOVELTY - Manufacturing an electrostatic chuck involves (a) preparing a composite powder by ball-milling (i) aluminum or aluminum alloy powder and (ii) carbon-based nanomaterial powder, (b) preparing an electrode layer by subjecting the composite powder to spark plasma sintering (SPS), and (c) forming a dielectric layer on the electrode layer. USE - Method for manufacturing electrostatic chuck having high heat dissipation property, high resistance to thermal shock and lightness. ADVANTAGE - The electrostatic chuck having good durability, having a high heat dissipation property and high thermal shock resistance, and being lightweight, and also improves the efficiency of production of semiconductor devices. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for an electrostatic chuck, which is manufactured by the method.