Zobrazeno 1 - 10
of 20
pro vyhledávání: '"F. R. Valenzuela Diaz"'
Publikováno v:
Cerâmica
Abstract Atrazine’s adsorptive capabilities make the use of clays practical and effective. Three types of organophilic clays modified by cationic surfactants with the ability of one of these clays to adsorb atrazine in an aqueous medium are discuss
Externí odkaz:
https://doaj.org/article/7a8cb1a55f774d1d88f0e3e60ad0e69a
Autor:
T. C. Carvalho, B. B, Michel, M. G. Silva-Valenzuela, E. Hildebrando, R. F. Neves, F. R. Valenzuela-Diaz
Publikováno v:
Cerâmica v.68 n.387 2022
Cerâmica (São Paulo. Online)
Universidade de São Paulo (USP)
instacron:USP
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Cerâmica, Volume: 68, Issue: 387, Pages: 285-293, Published: 16 SEP 2022
Cerâmica (São Paulo. Online)
Universidade de São Paulo (USP)
instacron:USP
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Cerâmica, Volume: 68, Issue: 387, Pages: 285-293, Published: 16 SEP 2022
In the last decades, clays have been used in sectors such as health and cosmetics. This requires products that are increasingly pure and present homogeneous properties, hardly found in natural clays. The use of synthetic clays can be a solution. For
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8c9f2fe92f5dd61e01511cbdce8bce0a
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0366-69132022000300285
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0366-69132022000300285
Publikováno v:
Cerâmica, Vol 60, Iss 354, Pp 273-278 (2014)
Argila do grupo das esmectitas foi obtida com êxito em baixa temperatura de processamento por via hidrotérmica utilizando como precursores metassilicato de sódio, nitrato de zinco e uréia. Durante a etapa de síntese a composição molar da mistu
Externí odkaz:
https://doaj.org/article/fde68d32ca204bdb8af110cbf4b43f21
Publikováno v:
Cerâmica, Vol 58, Iss 348, Pp 453-458 (2012)
Materiais zeolíticos foram sintetizados utilizando como fonte principal de silício e alumínio um rejeito industrial gerado durante o beneficiamento do caulim para cobertura de papel; o material de partida e as fases formadas como produtos de reaç
Externí odkaz:
https://doaj.org/article/55db1dc6f7f8413b957aeb50b9cc1d47
Publikováno v:
Cerâmica, Vol 53, Iss 328, Pp 417-422 (2007)
Estudou-se a preparação de argilas organofílicas com o sal cloreto hexadeciltrimetilamônio (HDTMA-Cl) a diferentes concentrações. As amostras sem e com tratamento com o sal HDTMA-Cl foram caracterizadas por difração de raios X, análise térm
Externí odkaz:
https://doaj.org/article/f9456da04fe64c3cbca699bb3faacbe8
Publikováno v:
Cerâmica, Vol 52, Iss 324, Pp 260-263 (2006)
O principal objetivo deste trabalho é caracterizar argilas esmectíticas "Chocolate" de Boa-Vista, PB, tanto na sua forma natural quanto tratada quimicamente, visando sua aplicação em catálise. As argilas foram caracterizadas por fluorescência d
Externí odkaz:
https://doaj.org/article/b5895eb2baf14a599a90aaef32d02c59
Publikováno v:
Characterization of Minerals, Metals, and Materials 2021 ISBN: 9783030654924
The aim of this work is to evaluate the possibility to use textile residues of polyamide with elastane that are discarded by the industry as a matrix of a new polymer-clay composite material, evaluated on a manometric scale, and to propose a way of r
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b3ebb7241b915826cc01fa2a46302378
https://doi.org/10.1007/978-3-030-65493-1_60
https://doi.org/10.1007/978-3-030-65493-1_60
Autor:
Fabricio Uliana, F. R. Valenzuela Diaz, F. S. D’Agostini Vazzoler, H. Vazzoler, E. A. Silva Filho
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Cerâmica v.67 n.382 2021
Cerâmica (São Paulo. Online)
Cerâmica, Volume: 67, Issue: 382, Pages: 158-163, Published: 17 MAY 2021
Cerâmica
Universidade de São Paulo (USP)
instacron:USP
Cerâmica v.67 n.382 2021
Cerâmica (São Paulo. Online)
Cerâmica, Volume: 67, Issue: 382, Pages: 158-163, Published: 17 MAY 2021
Cerâmica
Atrazine’s adsorptive capabilities make the use of clays practical and effective. Three types of organophilic clays modified by cationic surfactants with the ability of one of these clays to adsorb atrazine in an aqueous medium are discussed in thi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d91673a7e37ec6f2a67207fc6b2ac47a
Autor:
M. Shimba, Samuel Márcio Toffoli, G. Freitas, L. M. Kobayashi, C. G. Bastos Andrade, F. R. Valenzuela Diaz
Publikováno v:
The Minerals, Metals & Materials Series ISBN: 9783030366278
In order to meet the current environmental demand in the reduction of greenhouse gas emissions (GHG), and the preservation of water with the reduction of the incorrect disposal of residues, particularly soybean oil after consumption, the objective of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bbd8b3c83362d74eec12b48f77b8b897
https://doi.org/10.1007/978-3-030-36628-5_32
https://doi.org/10.1007/978-3-030-36628-5_32
Publikováno v:
The Minerals, Metals & Materials Series ISBN: 9783319724836
The climate change observed in the last decades, the increase of global warming, the melting of the polar ice caps, and the sea level rise have in common the non-sustainable development as causative agent. Different nations have mobilized joint effor
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3161a72ef170ecc2831bbbb48a481316
https://doi.org/10.1007/978-3-319-72484-3_5
https://doi.org/10.1007/978-3-319-72484-3_5