Results 11 to 20 of about 128,046 (304)

Temperature Control of Batch Suspension Polyvinyl Chloride Reactors

open access: yesChemical Engineering Transactions, 2014
A simulation program was developed to analyze the influence of temperature profiles of the continuous phase on the polymer properties and monomer conversion in suspension polymerization reactors of vinyl chloride.
A. Bárkányi, S. Németh, B.G. Lakatos
doaj   +1 more source

Synthesis of cellulose based graft polymers using metal-catalyzed living radical polymerization [PDF]

open access: yesشیمی کاربردی روز, 2016
A copolymer composed of styrene and acrylonitrile was grafted onto cellulose backbone by free radical polymerization and atom transfer radical polymerization (ATRP) method.
مجتبی عباسیان   +1 more
doaj   +1 more source

Styrene-divinylbenzene copolymers. Construction of porosity in styrene divinylbenzene matrices [PDF]

open access: yes, 1973
Experimental data are presented describing the formation of porosity in styrene-divinylbenzene copolymers as a function of the organic components present during the suspension polymerization.
Jong, G.J. de, Sederel, W.L.
core   +2 more sources

Fabrication of LDPE/PS interpolymer resin particles through a swelling suspension polymerization approach

open access: yese-Polymers, 2020
A facile method to prepare low-density polyethylene (LDPE)/polystyrene (PS) interpolymer resin particles by swelling suspension polymerization without addition of extra swelling agent was developed.
Zhu Nianqing   +5 more
doaj   +1 more source

Effects of Different Environment-Friendly Gibberellic Acid Microcapsules on Herbicide Injury of Wheat

open access: yesFrontiers in Plant Science, 2022
Environmentally friendly microcapsules are becoming more and more widely used due to the increasing demand for environmental safety in pesticides.
Guisen Zhang   +5 more
doaj   +1 more source

Online monitoring of vinyl chloride polymerization in a microreactor using raman spectroscopy [PDF]

open access: yes, 2012
A novel capillary-based microfluidic device has been designed to follow the vinyl chloride polymerization reaction. The use of a co-flow generation system enabled obtaining monodisperse vinyl chloride droplets within 200 µm in diameter, each one being ...
Bally   +21 more
core   +4 more sources

Chemical resistance of core-shell particles (PS/PMMA) polymerized by seeded suspension

open access: yesPolímeros, 2017
Core-shell particles were produced on seeded suspension polymerization by using polystyrene (PS) as polymer core, or seed, and methyl methacrylate (MMA) as the shell forming monomer.
Luiz Fernando Belchior Ribeiro   +4 more
doaj   +1 more source

Modelling and Simulation of a Batch Poly(Vinyl Chloride) Reactor

open access: yesChemical Engineering Transactions, 2013
A population balance model for batch suspension polymerization of vinyl chloride is presented. Break up into two equal volumes of droplets, binary aggregation and random mass exchanges between the colliding droplets are assumed, while the kinetic data of
A. Barkanyi, S. Nemeth, B.G. Lakatos
doaj   +1 more source

Occurrence and a possible mechanism of penetration of natural killer cells into k562 target cells during the cytotoxic interaction [PDF]

open access: yes, 1995
The cytotoxic interaction between cloned human Natural Killer (NK) cells and K562 target cells was studied using confocal laser scanning microscopy (CLSM) and conventional fluorescence microscopy.
de Grooth, B.G.   +6 more
core   +3 more sources

In situ poly(urea-formaldehyde) microencapsulation of dicyclopentadiene [PDF]

open access: yes, 2003
Microencapsulated healing agents that possess adequate strength, long shelf-life, and excellent bonding to the host material are required for self-healing materials.
Brown, Eric N.   +3 more
core   +1 more source

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