Patent ID: 11969705
Assignee: JIANGNAN UNIVERSITY
Field: Materials, metallurgy (Chemistry)
Classification: CPC B  C  Y | IPC B  C

Claim 0:
1. A method for preparing an irreversible covalent organic framework material, comprising the following steps:
(1) under action of a catalyst, first performing a condensation reaction on a triamino compound represented by formula I-1 and a p-dicarboxaldehyde compound represented by formula II-1; and
(2) then adding and mixing a p-diformyl chloride compound represented by formula III-1 for performing an exchange reaction;
or,
(1) under action of the catalyst, first performing a condensation reaction on a p-diamino compound represented by formula I-2 and a tricarboxaldehyde compound represented by formula II-2; and
(2) then adding and mixing a triformyl chloride compound represented by formula III-2 for performing an exchange reaction;, , wherein A is selected from nitrogen, benzene ring and s-triazine ring; and B is selected from phenyl, biphenyl and triphenyl.