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- W3012127669 endingPage "3373" @default.
- W3012127669 startingPage "3365" @default.
- W3012127669 abstract "Abstract This contribution presents a versatile strategy to transfer unactivated surface C–H bonds of polymeric substrates to C–R–F groups (R stands for a spacer and F stands for functional group) by UV light‐assisted surface free radical coupling. With p‐ dimethylaminophenyl radical as a building block, various reactive groups, such as –CHO, –SH, –B(O)OH, –CN and –SO 3 − , are successfully grafted onto typical commercial polymer substrates including biaxially oriented polypropylene, polyethylene phthalate, ethylene tetrafluoroethylene copolymer and dimethyl silicone rubber. Fluorencence microscope images, X‐ray photoelectron spectroscopy, UV‐vis and fluorescence spectra support that the above functional groups are covalently bonded to the polymer substrates. The concentration of the reactive groups immobilized on the different substrates is in the order of 10 −8 to 10 −7 mmol mm −2 determined by UV‐vis spectrometry. In addition, as a proof‐of‐concept, the introduced functional groups are demonstrated by their special reactions, for example, –CHO reacting with –NH 2 to synthesize Schiff base, –SH to detect silver ions, and the complexes of –C=N and Zn 2+ to degrade Rhodamine B. The results indicate that one can fabricate an integrated molecular library on the surface of polymeric substrates at the molecular level by selecting the building blocks." @default.
- W3012127669 created "2020-03-23" @default.
- W3012127669 creator A5001330715 @default.
- W3012127669 creator A5009579546 @default.
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- W3012127669 creator A5062352579 @default.
- W3012127669 creator A5065425755 @default.
- W3012127669 creator A5067543084 @default.
- W3012127669 creator A5071569312 @default.
- W3012127669 date "2020-03-19" @default.
- W3012127669 modified "2023-10-01" @default.
- W3012127669 title "Surface Engineering of Organic Polymers by Photo‐induced Free Radical Coupling withp‐Dimethylaminophenyl Group as A Synthesis Block" @default.
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