Results 31 to 40 of about 52,519 (167)

Continuous Function Approximation for Dispersed Phase Distribution in Suspension Polymerization

open access: yesChemical Engineering Transactions, 2012
Polymers are nowadays used in a multitude of applications, many of the latter being in close relationship with the polymer molecular mass distribution (PMMD), which could be affected by the way the polymer was obtained: bulk, solution, emulsion or ...
G.R. Palau, R. Isopescu, V. Lavric
doaj   +1 more source

Suspension Polymerization of Styrene Using Zinc Oxide as a Suspension Agent [PDF]

open access: yesJournal of Materials Science and Engineering B, 2011
The advantage of suspension polymerization is that the polymer product can be separated easily from the mixture of reaction product, in the form of small spherical polymer solid. This method is commonly employed in the production of expanded polystyrene.
null Rochmadi, null Edy Widjaja
openaire   +1 more source

Synthesis and Application of Different Nano-Sized Imprinted Polymers for the Preparation of Promethazine Membrane Electrodes and Comparison of Their Efficiencies

open access: yesInternational Journal of Electrochemical Science, 2012
In this work, two kinds of potentiometric sensors, based on the nano-sized molecularly imprinted polymer (MIP), were introduced for high selective determination of promethazine. The MIP nanoparticles were prepared by using two different methods including
Taher Alizadeh   +2 more
doaj   +1 more source

Droplets Size Distribution Analysis in Suspension Polymerization of Methyl Methacrylate.

open access: yesChemical Engineering Transactions, 2010
preview not available - see full-text PDF article.
R.D. Isopescu   +4 more
doaj   +1 more source

Factorial design to obtain magnetized poly(ethyl acrylate-co-divinylbenzene)

open access: yesPolímeros
Magnetized polymers are produced by incorporating magnetic particles in a polymeric matrix. This article describes the use of the suspension polymerization technique using ethyl acrylate and divinylbenzene as monomers, in the presence of heptane and/or ...
Kelly Lúcia Nazareth Pinho de Aguiar   +3 more
doaj   +1 more source

Study on the Switching Model Predictive Control Algorithm in Batch Polymerization Process

open access: yesDigital Chemical Engineering
In the batch polymerization process, temperature control is generally a challenging task. In this paper, a new switching model predictive control algorithm that can be effectively used for the temperature control of batch polymerization process is ...
Jong Nam Kim   +6 more
doaj   +1 more source

Porous Copolymer Resins: Tuning Pore Structure and Surface Area with Non Reactive Porogens

open access: yesNanomaterials, 2012
In this review, the preparation of porous copolymer resin (PCR) materials via suspension polymerization with variable properties are described by tuning the polymerization reaction, using solvents which act as porogens, to yield microporous, mesoporous ...
Lee D. Wilson, Mohamed H. Mohamed
doaj   +1 more source

Preparation and Characteristics of Polystyrene/Attapulgite Composites Via In-siu Suspension Polymerization

open access: yesMATEC Web of Conferences, 2016
A series of polystyrene/attapulgite composites were synthesized through suspension polymerization. The composites were characterized by Fourier transform infrared spectroscopy, thermal gravimetric analysis, and X-ray diffraction.
Wang Kunyan
doaj   +1 more source

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