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US 2025/0059437 A1Published application
Degradable luminescent polymers
AssigneesUchicago Argonne, LLC, The University of Chicago
InventorsJie Xu, Yukun Wu, Wei Liu
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Abstract
Provided herein are depolymerizable thermally activated delayed fluorescence polymers with exceptional light-emitting properties and programmable depolymerization under specific stressors.
Claims20
A depolymerizable and luminescent polymer having a structure of formula (I):
- wherein:
- x is an integer selected from 0 to 50;
- RA is an electron acceptor group;
- RB is an electron donor group;
- RC is a linker group, comprising RE—(CH2)n—RE, RE—C(CH3)2(CH2)nC(CH3)2—RE, RE—(CH2CH2O)n—RE, or RE—(Si(CH3)2O)n—RE;
- RE is
- each n is 1 or 2;
- each y and z are independently 0, 1, or 2;
- and
- RD is C1-6alkyl or C1-6haloalkyl.
7 more elements
A depolymerizable and luminescent polymer, comprising a plurality of guest emitters dispersed in a host polymer, wherein:
- the host polymer comprises a plurality of host monomers and a plurality of cleavable linker groups, and
- the plurality of cleavable linker groups comprise one or more of RE—(CH2)n—RE, RE—C(CH3)2(CH2)nC(CH3)2—RE, RE—(CH2CH2O)n—RE, and RE—(Si(CH3)2O)n—RE, wherein in each linker group,
- each n is 1 or 2;
- and
- RE is
2 more elements
Dependencies are inferred from the claim text.