There is provided a hyperbranched polymer having a nitroxyl group. A hyperbranched polymer comprising at least one organic radical structure (nitroxyl group) of Formula (1), Formula (2) or Formula (3):
and having a weight average molecular weight measured by gel permeation chromatography in a converted molecular weight as polystyrene of 500 to 5,000,000.
US7994258B2
申请人:——
公开号:US7994258B2
公开(公告)日:2011-08-09
Molecular Structure and Magnetic Properties of 1-Ethyl-2-(1-oxy-3-oxo-4,4,5,5-tetramethylimidazolin-2-yl)-3-methylimidazolium Arylcarboxylates and Other Salts
作者:Hiroyuki Hayashi、Satoru Karasawa、Noboru Koga
DOI:10.1021/jo801657a
日期:2008.11.21
molecule and converted to seven salts, [EMINN](+)[X](-) (X = I, TFSI (bis(trifluoromethanesulfonyl)imide), BPh4 (tetraphenylborate), [EMINN](+)(1-3)[BA(1-3)]((1-3)-); BA1 (benzoic acid), BA2 (terephthalic acid), and BA3 (trimesic acid), and [EMINN](+)[BANN](-); BANN (4-NN-benzoic acid)), by the ion-exchange reaction. The molecular structure of the cation units for all salts revealed by X-ray crystallography