Molecular characterization of polymer networks

SPO Danielsen, HK Beech, S Wang… - Chemical …, 2021 - ACS Publications
Polymer networks are complex systems consisting of molecular components. Whereas the
properties of the individual components are typically well understood by most chemists …

Advances and selected recent developments in state and parameter estimation

C Kravaris, J Hahn, Y Chu - Computers & chemical engineering, 2013 - Elsevier
This paper deals with two topics from state and parameter estimation. The first contribution of
this work provides an overview of techniques used for determining which parameters of a …

Some applications of vibrational spectroscopy for the analysis of polymers and polymer composites

L Bokobza - Polymers, 2019 - mdpi.com
Vibrational spectroscopies, including infrared and Raman techniques, are important tools for
the characterization of chemical composition, molecular structures, and chain orientation …

A critical overview of sensors for monitoring polymerizations

GE Fonseca, MA Dubé… - Macromolecular Reaction …, 2009 - Wiley Online Library
The available on‐line and in‐line sensor technologies developed for polymerization
reactors from 1990 until today are discussed and critically reviewed. About 600 references …

Monitoring and control of polymerization reactors using NIR spectroscopy

AF Santos, FM Silva, MK Lenzi… - … -Plastics Technology and …, 2005 - Taylor & Francis
The development and use of microprocessor-based devices improved the speed and
reliability of transmission and manipulation of data. More recently, some monitoring …

Conventional oxyanionic versus monomer-activated anionic copolymerization of ethylene oxide with glycidyl ethers: striking differences in reactivity ratios

J Herzberger, D Leibig, JC Liermann, H Frey - ACS Macro Letters, 2016 - ACS Publications
Detailed understanding of the monomer distribution in copolymers is essential to tailor their
properties. For the first time, we have been able to utilize in situ 1H NMR spectroscopy to …

Simultaneous process and control system design for grade transition in styrene polymerization

M Asteasuain, A Bandoni, C Sarmoria… - Chemical engineering …, 2006 - Elsevier
We present a comprehensive approach to the simultaneous design and control of a
continuous stirred tank reactor (CSTR) for styrene solution polymerization that must be able …

Real‐Time Metrology for Roll‐To‐Roll and Advanced Inline Manufacturing: A Review

K Maize, Y Mi, M Cakmak… - Advanced Materials …, 2023 - Wiley Online Library
Abstract Roll‐to‐Roll (R2R) manufacturing is changing how state‐of‐the‐art technology is
made. Roll‐to‐Roll is part of a family of advanced scalable inline manufacturing techniques …

In-line monitoring of the conversion in photopolymerized acrylate coatings on polymer foils using NIR spectroscopy

T Scherzer, S Müller, R Mehnert, A Volland, H Lucht - Polymer, 2005 - Elsevier
Near-infrared (NIR) reflection spectroscopy was used to monitor the conversion of double
bonds in acrylate coatings after irradiation with UV light or electron beams. Quantitative …

Dynamic optimization of a semi-batch reactor for polyurethane production

VM Zavala, A Flores-Tlacuahuac… - Chemical Engineering …, 2005 - Elsevier
In this work, the dynamic optimization of a polyurethane copolymerization reactor is
addressed. A kinetic–probabilistic model is used to describe the nonlinear step-growth …