Review: Catalytic oxidation of cellulose with nitroxyl radicals under aqueous conditions
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Graphical abstract
Abbreviations
4-AcNH-TEMPO
4-Acetamido-TEMPO
AFM
atomic force microscopy
AZADO
2-azaadamantane N-oxyl radical
CNC
cellulose nanocrystal
CTA
cellulose triacetate
DMAc
N,N-dimethylacetamide
DMF
N,N-dimethylformamide
DP
degree of polymerization
DS
degree of substitution
ESR
electron spin resonance
H-NBR
hydrogenated butadiene-acrylonitrile rubber
[η]
intrinsic viscosity
MALLS
multi-angle laser-light scattering
Mv
viscosity-average molar mass
NaTCC
sodium 2,3,6-tricarboxylate cellulose
NMR
nuclear magnetic resonance
PEG
poly(ethylene glycol)
PLA
poly(lactic acid)
RH
relative humidity
SEC
size-exclusion chromatography
TEM
transmission electron microscopy
TEMPO
2,2,6,6-tetramethylpiperidine-1-oxyl radical
TEMPO+
2,2,6,6-tetramethylpiperidine N-oxoammonium ion
TOC
TEMPO-oxidized cellulose
TOCN
TEMPO-oxidized cellulose nanofibril
TO-CNC
TEMPO-oxidized cellulose nanocrystal
TOCN-PEG
TOCN-COO−/+NH3-CH2CH2-(OCH2CH2)n-OCH3
UV
ultraviolet
Keywords
Cellulose
TEMPO
Nanofibril
Catalytic oxidation
N-oxyl radical
Position-selective reaction
Surface modification
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© 2018 The Authors. Published by Elsevier B.V.