• Patent Title: Liquid crystal emulsification method and liquid crystal emulsion
  • Application No.: US17791285
    Application Date: 2020-12-10
  • Publication No.: US11884865B2
    Publication Date: 2024-01-30
  • Inventor: Kenji IgarashiShinichi ArakiYoko Hori
  • Applicant: WACKER CHEMIE AG
  • Applicant Address: DE Munich
  • Assignee: Wacker Chemie AG
  • Current Assignee: Wacker Chemie AG
  • Current Assignee Address: DE Munich
  • Priority: JP 20001273 2020.01.08
  • International Application: PCT/EP2020/085620 2020.12.10
  • International Announcement: WO2021/139960A 2021.07.15
  • Date entered country: 2022-07-07
  • Main IPC: C09K19/52
  • IPC: C09K19/52 C09K19/40
Liquid crystal emulsification method and liquid crystal emulsion
Abstract:
A liquid crystal emulsification method that can reduce formulation restriction and adjust the size of a dispersed phase with small variation in size of the dispersed phase, and a liquid crystal emulsion are provided. The liquid crystal emulsification method includes: adding a moisture content and/or an oil content at a predetermined ratio to a surfactant having an HLB falling within a predetermined range; and setting a temperature during formation of a dispersion or an emulsion to a predetermined temperature, to adjust a lamellar liquid crystal having a regular molecular arrangement in which the oil content and/or the moisture content are alternately arranged in a bilayer membrane formed from the surfactant.
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