Articles with "trifluoromethyl groups" as a keyword



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Synthesis and properties of ultralow dielectric constant porous polyimide films containing trifluoromethyl groups

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Published in 2017 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.44494

Abstract: In this research, a series of porous copolyimide (co-PI) films containing trifluoromethyl group (CF3) were facilely prepared via a phase separation process. The co-PI were synthesized by the reaction of benzophenone-3,3′,4,4′-tetracarboxylic dianhydride (BTDA) with two… read more here.

Keywords: porous films; containing trifluoromethyl; films containing; synthesis properties ... See more keywords

Realizing n-Type Field-Effect Performance via Introducing Trifluoromethyl Groups into the Donor–Acceptor Copolymer Backbone

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Published in 2019 at "Macromolecules"

DOI: 10.1021/acs.macromol.9b00022

Abstract: Developing a new strategy to obtain n-type organic semiconductors is crucial for the advance of organic electronics. We herein report the synthesis and investigation of a series of donor–acceptor-type diazaisoindigo-based copolymers, named PAIID-TFBVB-C1, PAIID-TFBVB-C3, and… read more here.

Keywords: paiid; donor acceptor; trifluoromethyl groups; paiid tfbvb ... See more keywords
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Transparent and Colorless Polyimides Containing Multiple Trifluoromethyl Groups as Gate Insulators for Flexible Organic Transistors with Superior Electrical Stability.

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Published in 2020 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.9b23318

Abstract: A suitable insulating polymer material that is compatible with the fabrication process of organic transistors and has excellent electrical properties is critically required for the next-generation flexible organic electronics. In this study, using a one-step… read more here.

Keywords: organic transistors; gate insulators; flexible organic; transparent colorless ... See more keywords