Patent · US Active

Adsorbent for skin aging diagnosis based on body odor volatile marker and method for preparing same

US11980867B2 · kind B2 · utility

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Key dates

Filing dateNov 7, 2023
Grant dateMay 14, 2024
Priority date
Expiry dateNov 7, 2043

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D179/02
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A method for preparing an adsorbent for a skin aging diagnosis based on a body odor volatile marker according to an embodiment of the present disclosure comprises: forming a graphene oxide;polyaniline (GO;PANI) compound layer through an electrochemical polymerization reaction of an electrolyte including graphene oxide and an aniline monomer; forming a graphene oxide;polyaniline/zinc oxide nanorods (GO;PANI/ZNRs) composite layer by growing zinc oxide nanorods on the GO;PANI compound layer; and forming a graphene oxide;polyaniline/zinc oxide nanorods/zeolitic imidazolate framework-8 (GO;PANI/ZNRs/ZIF-8) composite layer by reacting the GO;PANI/ZNRs composite layer with a 2-methylimidazole (2-MI) solution.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.