Results 21 to 30 of about 61,010 (276)

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

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

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

Molecular catalysis for precise olefin polymerization and ROP 2015 [PDF]

open access: yes, 2016
The growth of emerging markets, particularly in the Far East, has fuelled the demand for new plastic materials. This in turn has stimulated both academic and industrial interest in the design of catalyst systems for which new Intellectual Property (IP ...
Redshaw, Carl
core   +2 more sources

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

Radical Copolymerization of Vinylimidazole and Vinylphosphonic Acid: Sequence Distribution-Glass Transition Temperature Relationship in Copolymers [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2020
Hypothesis: Copolymerization is the most successful and powerful method for making systematic changes in polymer properties. The utility of copolymerization is exemplified on the one hand by fundamental investigations of structure-property relations and ...
Mojtaba Farrokhi, Mahdi Abdollahi
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

Evaluation of some physical properties of the copolymerized temporary crown and bridge auto–cured acrylic resin (Reinforcement) [PDF]

open access: yesAl-Rafidain Dental Journal, 2007
Aims: To evaluate some of the physical properties which are transverse strength, tensile strength, surface hardness, water sorption and solubility of the auto–cured acrylic resin when copolymerized with epoxy resin at two different ratios 10% and 20 ...
Lamia T Rejab   +2 more
doaj   +1 more source

Tight Regulation of Mechanotransducer Proteins Distinguishes the Response of Adult Multipotent Mesenchymal Cells on PBCE-Derivative Polymer Films with Different Hydrophilicity and Stiffness

open access: yesCells, 2023
Mechanotransduction is a molecular process by which cells translate physical stimuli exerted by the external environment into biochemical pathways to orchestrate the cellular shape and function.
Chiara Argentati   +5 more
doaj   +1 more source

THE INFLUNCE OF TEMPERATURE MODE ON KINETICS OF SODIUM METHACRYLATE AND METHACRYLIC ACID AMIDE COPOLYMERIZATION

open access: yesТонкие химические технологии, 2016
Experimental studies of sodium methacrylate and methacrylamide copolymerization in aqueous solutions with a total monomer content of 34-50% were accomplished. Potassium persulfate was used as the initiator.
А. А. Lipin   +2 more
doaj   +1 more source

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