• 专利标题:   Manufacturing nanocomposite resin using rheological evaluation method comprises stirring secondly stirred photocurable resin composite solution to form nanocomposite resin and evaluating particle state and dispersion of conductive powder.
  • 专利号:   KR2023025551-A
  • 发明人:   YUN J S, JI S
  • 专利权人:   KOREA INST CERAMIC ENG TECHNOLOGY
  • 国际专利分类:   B29C064/165, B33Y010/00, B33Y070/10, C08F002/50, C08F222/10, C08K003/04, C08K009/06, G01N011/00
  • 专利详细信息:   KR2023025551-A 22 Feb 2023 C08F-222/10 202323 Pages: 26
  • 申请详细信息:   KR2023025551-A KR106554 12 Aug 2021
  • 优先权号:   KR106554

▎ 摘  要

NOVELTY - Manufacturing nanocomposite resin using rheological evaluation method comprises (a) forming a conductive powder coated with a silane coupling agent by coating a surface of the conductive powder with a silane coupling agent; (b) adding a photoinitiator to a photocurable resin and performing primary stirring; (c) adding the conductive powder coated with the silane coupling agent to the firstly stirred photocurable resin mixture and performing second stirring; (d) thirdly stirring the secondly stirred photocurable resin composite solution to form a nanocomposite resin; and (e) evaluating the particle state and dispersion of the conductive powder in the nanocomposite resin by a rheological evaluation method. USE - The method is useful for manufacturing nanocomposite resin using rheological evaluation method. ADVANTAGE - The method can accurately identify particle state and degree of dispersion, is simple and easy to measure and represents average dispersion degree of the conductive powder in the nanocomposite resin. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for producing nanocomposite with nanocomposite resin, comprising (a) forming conductive powder coated with a silane coupling agent by coating a surface of the conductive powder with a silane coupling agent; (b) adding a photoinitiator to a photocurable resin and performing primary stirring; (c) adding the conductive powder coated with the silane coupling agent to the firstly stirred photocurable resin mixture and performing second stirring; (d) thirdly stirring the secondly stirred photocurable resin composite solution to form a nanocomposite resin; (e) evaluating the particle state and dispersion of the conductive powder in the nanocomposite resin by a rheological evaluation method; and (f) outputting a nanocomposite resin that satisfies set values as a result of the particle state and dispersion evaluation result to a 3D printing device to form a ceramic 3D printed output object.