Results 11 to 20 of about 15,592 (253)

Copolymers Derived from Two Active Esters: Synthesis, Characterization, Thermal Properties, and Reactivity in Post-Modification

open access: yesMolecules, 2022
Copolymers with two distinguished reactive repeating units are of great interest, as such copolymers might open the possibility of obtaining selective and/or consequent copolymers with different chemical structures and properties.
Thi Phuong Thu Nguyen   +5 more
doaj   +1 more source

Estudio de copolimerización injerto del acrilato de butilo sobre almidón empleando sistema iniciador redox

open access: yesQuímica Nova, 2014
The mixture of synthetic and natural materials yields a material with improved physical-chemical properties. One way of obtaining this kind of material is through graft copolymerization.
Alfredo Carlos Martinez-Arellano   +5 more
doaj   +1 more source

Methylenelactide: vinyl polymerization and spatial reactivity effects

open access: yesBeilstein Journal of Organic Chemistry, 2016
The first detailed study on free-radical polymerization, copolymerization and controlled radical polymerization of the cyclic push–pull-type monomer methylenelactide in comparison to the non-cyclic monomer α-acetoxyacrylate is described. The experimental
Judita Britner, Helmut Ritter
doaj   +1 more source

Study on ethylene/1-hexene copolymerization catalyzed by α-diimine nickel catalysts with different ligands

open access: yesMagnetic Resonance Letters, 2021
The structure of polyolefin has an important influence on its performance and application. Ethylene/1-hexene copolymerization is one of the important ways to control the structure of the polyolefin.
Yusheng Xing   +6 more
doaj   +1 more source

A New Dinuclear Cobalt Complex for Copolymerization of CO2 and Propylene Oxide: High Activity and Selectivity

open access: yesMolecules, 2020
Based on the ligand H4Salen-8tBu (salen-4), a new dinuclear cobalt complex (salen-4)[Co(III)TFA]2 (salen-4 = 3,5-di-tert-butylsalicylaldehyde-3,3′-diaminobiphenylamine; TFA = trifluoroacetic acid) has been firstly synthesized and characterized.
Wen-Zhen Wang   +6 more
doaj   +1 more source

Grafted copolymerization of N-phenylmaleimide and styrene in porous polyvinyl chloride particles suspended in aqueous solution

open access: yesDesigned Monomers and Polymers, 2019
N-phenylmaleimide (N-PMI) and its precursor, (Z)-4-oxo-4-(phenylamino)but-2-enoic acid, were synthesized from aniline and maleic anhydride. Copolymerization between N-phenylmaleimide and styrene was initiated in micropores and outside surface of porous ...
Yang Lifu Long   +3 more
doaj   +1 more source

Efficient sequestration of boron from liquid phase by amidoxime-functionalized poly(acrylonitrile-co-acrylic acid): experimental and modelling analyses

open access: yesWater Science and Technology, 2022
This study aims to produce amidoxime-modified poly(acrylonitrile-co-acrylic acid) using an optimized method and to investigate the performance of amidoxime-modified poly(acrylonitrile-co-acrylic acid) on the adsorption of boron ions in batch operations ...
Abel Adekanmi Adeyi   +4 more
doaj   +1 more source

Synthesis and Properties of Novel High Temperature Transparent Cyclic Olefin Copolymers

open access: yesJournal of Aeronautical Materials, 2017
Novel high temperature and transparent cyclic olefin copolymers (COC) derived from bulky cyclic olefin {exo-1,4,4a,9,9a,10-hexahydro-9,10(10,20)-benzeno-l,4-methanoanthracene (EHBMA)} were successfully synthesized by the copolymerization of EHBMA and ...
YANG Muquan   +3 more
doaj   +1 more source

On the formation of porous structure during the synthesis of macroporous copolymers based on glycidyl methacrylate [PDF]

open access: yesHemijska Industrija, 2004
The results obtained during the investigation of the influence of the inert component composition and the type of copolymerization reaction on the porosity parameters of the macroporous copolymer of glycidyl methacrylate (GMA) and ethylene glycol ...
Jovanović Slobodan M.   +1 more
doaj   +1 more source

Preparation and Properties of Poly(vinyl acetate) Adhesive Modified with Vinyl Versatate

open access: yesMolecules, 2023
A series of vinyl versatate (VV10) modified poly(vinyl acetate) adhesive (HVPVAc) were prepared using soap-free emulsion polymerization. Attenuated total reflection Fourier transform infrared (ATR-FTIR) spectroscopy was used to characterize the structure
Guoyan Ma   +6 more
doaj   +1 more source

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