公开(公告)号：US20240228295A1

公开(公告)日：2024-07-11

申请号：US18557563

申请日：2022-02-24

Applicant: POLITECHNIKA WARSZAWSKA

Inventor： Mariusz Zdrojek ,  Andrzej Robert Daniewski ,  Anna Duzynska ,  Milena Ojrzynska

IPC: C01B32/19

CPC classification number: C01B32/19 ,  C01B2204/04 ,  C01P2002/82 ,  C01P2004/03 ,  C01P2004/04

Abstract: The object of the invention is a method for producing flaked graphene by intercalation and exfoliation of graphite in a liquid, with continuous stirring of the components by sonication, characterized in that oleum is used as the liquid, wherein the concentration of sulphur trioxide in sulphuric acid is 1-60%.