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Table · dataset · 2020

Data for Aqueous copper-mediated reversible deactivation radical polymerization (RDRP) utilizing polyetheramine derived initiators

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Copper-mediated reversible deactivation radical polymeriation (Cu-RDRP) in aqueous media has been employed to synthesize temperature-responsive block copolymers, utilizing both hydrophobic and hydrophilic amide functional macroinitiators derived from polyetheramines (Jeffamines™).

Description

The in situ and rapid diproportionation of Cu(I)Br/Me6TREN in water is exploited for the efficient homopolymerization of N-isopropyl acrylamide (NIPAM) and dimethyl acrylamide (DMA), at near full conversions (>99%), with low dispersity (Đ < 1.18) and with a range of molar masses.

The Jeffamine™-derived macroinitiators were used for both the synthesis of homopolymer and for one-pot chain extensions and block copolymerizations (i.e. Jeffamine™-PNIPAM-b-PDMA). The obtained polymers exhibit controlled thermoresponsive aggregation behaviour which varies depending on the hydrophilicity/hydrophobicity of the macroinitiators and the composition of the block copolymers. Thermal analysis and dynamic light scattering (DLS) give an insight into the effect of these macroinitiators on the thermoresponsive aggregation behaviour of the synthesized polymers.<br><br>Data record consists of a zip archive containing the data files, organised into subfolders according to data, and an accompanying readme file.

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Subfolders include raw data for: 1. Dynamic Light scattering (DLS) .txt files 2. Differential Scanning Calorimetry (DSC) .txt files 3.

Gel Permeation Chromatography (GPC) .xlsx files 4. IR .txt files 5. NMR fid and readable processed data 6.

Thermogravimetric analysis (TGA).txt files 7. UV .csv files

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Inferred from text
Polymerisation mechanisms 75%
Provenance · 1 source records, 18 field assertions
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figshareoai:figshare.com:article/3380694710 d agoJSON v1
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