Characterization of branched polysaccharides using multiple‐detection size separation techniques

F Vilaplana, RG Gilbert - Journal of separation science, 2010 - Wiley Online Library
The structure of branched polysaccharides involves a hierarchy of levels, from the
constituent sugars, then the branching pattern, up to the macromolecular architecture, and …

Perspectives on the viscoelasticity and flow behavior of entangled linear and branched polymers

F Snijkers, R Pasquino, PD Olmsted… - Journal of Physics …, 2015 - iopscience.iop.org
We briefly review the recent advances in the rheology of entangled polymers and identify
emerging research trends and outstanding challenges, especially with respect to branched …

Effects of grafting density on block polymer self-assembly: From linear to bottlebrush

TP Lin, AB Chang, SXL Luo, HY Chen, B Lee… - ACS …, 2017 - ACS Publications
Grafting density is an important structural parameter that exerts significant influences over
the physical properties of architecturally complex polymers. In this report, the physical …

Detection and quantification of branching in polyacrylates by size-exclusion chromatography (SEC) and melt-state 13C NMR spectroscopy

P Castignolles, R Graf, M Parkinson, M Wilhelm… - Polymer, 2009 - Elsevier
Chain branching has been investigated in a homologous series of poly (n-alkyl
acrylates)(methyl, ethyl, n-butyl, n-hexyl) obtained by radical polymerization. The total …

Synthesis and linear and nonlinear melt rheology of well-defined comb architectures of PS and PpMS with a low and controlled degree of long-chain branching

M Kempf, D Ahirwal, M Cziep, M Wilhelm - Macromolecules, 2013 - ACS Publications
Well-defined, monodisperse homopolymer comb architectures with varied number and
length of the branches under linear and nonlinear deformation were synthesized and …

Reptate rheology software: Toolkit for the analysis of theories and experiments

VAH Boudara, DJ Read, J Ramírez - Journal of Rheology, 2020 - pubs.aip.org
We present a new, free, and open source reptate (rheology of entangled polymers: toolkit for
analysis of theory and experiment) software package for viewing, exchanging, and …

Start-up shear flow of a well-characterized entangled H-polymer

F Snijkers, H Lee, T Chang, C Das… - European Polymer …, 2024 - Elsevier
We present a systematic investigation of the linear viscoelasticity and nonlinear start-up
shear flow response of a well-characterized H-polystyrene, an archetype branched polymer …

Uniaxial extensional rheology of well-characterized comb polymers

H Lentzakis, D Vlassopoulos, DJ Read, H Lee… - Journal of …, 2013 - pubs.aip.org
We present a detailed systematic investigation of the transient uniaxial extensional response
of a series of well-characterized, anionically synthesized comb polystyrenes and …

Macromolecular topology and rheology: beyond the tube model

D Vlassopoulos - Rheologica Acta, 2016 - Springer
The motion of entangled polymers is marked by their ability to make conformational
adjustments, which is mediated by their free ends. A credible account of the basic features of …

Combined synthesis, TGIC characterization, and rheological measurement and prediction of symmetric H polybutadienes and their blends with linear and star-shaped …

X Chen, MS Rahman, H Lee, J Mays, T Chang… - …, 2011 - ACS Publications
We report the synthesis and characterization by temperature gradient interaction
chromatography (TGIC) and rheometry of a symmetric H-shaped polybutadiene (PBd) that …