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Autor:
Stephen A. Stout, Sridhar Komarneni
Publikováno v:
Journal of Materials Chemistry. 13:377-381
Na-2-mica, a highly charged sodium fluorophlogopite mica of ideal composition, Na2Mg6Si6Al2O20F4·xH2O was synthesized from a mixture of talc, kaolinite, ultrafine magnesium oxide or magnesium nitrate, and sodium fluoride at a temperature of 825 °C
Publikováno v:
Journal of Materials Chemistry. 12:3565-3569
Modification of isotactic polypropylene (iPP) film was carried out by grafting of acrylic acid (AA) onto its backbone using supercritical (SC) CO2 as a solvent and swelling agent. The iPP film was impregnated with the monomer AA and benzoyl peroxide
Publikováno v:
Journal of Materials Chemistry. 12:2692-2695
The radiation-chemical grafting of the vinyl ether of monoethanolamine as a cationic monomer on polypropylene films has been studied. Water uptake and degree of grafting were determined gravimetrically and using FTIR methods. The dependence of the gr
Autor:
Merfyn O. Jones, P.T. Cardew, Robin G. Pritchard, Ann Booth, Jeremy D. Hopwood, Roger J. Davey
Publikováno v:
Journal of Materials Chemistry. 12:1717-1723
Formation of inorganic barrier coatings on lead water pipes might be an attractive option for water companies wishing to reduce lead levels in drinking water. This paper concerns the treatment of such pipes with aqueous solutions containing oxidant t
Publikováno v:
Journal of Materials Chemistry. 12:1844-1847
Continuous iron oxide gel fibers were prepared by the sol–gel method using ferric alkoxide and acetic acid as starting materials and alcohol as solvent, and continuous hollow α-Fe2O3 fibers produced after the gel fibers were heat treated at 400 °
Publikováno v:
Journal of Materials Chemistry. 12:1071-1078
Layered Ni,Zn hydroxyacetates have been prepared by hydrothermal methods and have been used for anion exchange of the original acetate anions by chloride, bromide, carbonate, nitrate, sulfate, and phosphate. Exchange was complete in all cases. The so
Publikováno v:
Journal of Materials Chemistry. 12:902-906
Two mutually reactive three component copolymers were synthesized to utilize as humidity-sensitive membranes. The major ingredient of a humid membrane is the cross-linked polyelectrolyte obtained from the copolymers 4-vinylpyridine (VP)–(methacrylo
Publikováno v:
Journal of Materials Chemistry. 12:392-395
A nanoparticulate ferric oxide–copper tris(2,4-di-tert-amylphenoxy)-8-quinolinolylphthalocyanine hybrid ultrathin film was constructed from alternate layers by the Langmuir–Blodgett technique. The composition, morphology and structure of the film
Autor:
Daniela C. de Oliveira, Hérica C. Sacco, Moises A. da Silva, Katia J. Ciuffi, Omar J. de Lima, Daniel P. de Aguirre, Carlos A. P. Leite, Cesar Mello
Publikováno v:
Journal of Materials Chemistry. 11:2476-2481
Novel hybrid organic–inorganic catalysts constituted by iron(III) or manganese(III) 5,10,15,20-tetrakis(pentafluorophenyl) porphyrin entrapped in an alumina amorphous matrix have been prepared. The hybrid materials were obtained by a non-hydrolytic
Autor:
Andreas Philippou, John Dwyer, Afshin Ghanbari-Siahkali, Michael W. Anderson, Arthur Garforth, Colin S. Cundy
Publikováno v:
Journal of Materials Chemistry. 11:569-577
Mesoporous AlMCM-41 materials were prepared by both direct synthesis and the reaction of siliceous MCM-41 with aluminium chloride vapour. The products were characterised using XRD, N2 sorption, EDAX and both MAS NMR and FTIR spectroscopy, and acid ca