Preparation of highly hydrophilic PVA/SBA-15 composite materials and their adsorption behavior toward cationic dye: effect of PVA content

Autor: Abdelkader Bengueddach, Aboubakr Hakiki, Hadj Hamaizi, Bouhadjar Boukoussa, Zakaria Abid, Franck Launay, Rachida Hamacha

Publikováno v: Journal of Materials Science. 54:7679-7691

This work focuses on the preparation of highly hydrophilic polyvinyl alcohol/SBA-15 composites by impregnation method. In order to study the effect of polyvinyl alcohol (PVA) on the structural, textural properties of composites, several percentages o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a158f9b00fd1ff91353ac078db44cbcf
https://doi.org/10.1007/s10853-019-03415-w

Assessment of the intrinsic interactions of nanocomposite polyaniline/SBA-15 with carbon dioxide: Correlation between the hydrophilic character and surface basicity

Autor: Bouhadjar Boukoussa, Abdelkrim Azzouz, Rachida Hamacha, Aboubakr Hakiki, Ana Paola Nunes-Beltrao

Publikováno v: Journal of CO2 Utilization. 26:171-178

This work focuses on the preparation and modification of mesoporous SBA-15 silica by in-situ polymerization of various amounts of aniline. The resulting nanocomposites denoted as pani/SBA-15 displayed affinity towards CO2. X-ray diffraction, argon so

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0474064fccc3f2b9928f4eafb4c688ad
https://doi.org/10.1016/j.jcou.2018.05.006

Correlation of hydrophilic character and surface basicity of exchanged omega-catalyzed MCR process

Autor: Rachida Hamacha, Abdelkader Bengueddach, Noureddine Choukchou-Braham, Kamel Ghomari, Zahira Kibou, Abdelkrim Azzouz, Aboubakr Hakiki, Imene Terrab, Bouhadjar Boukoussa

Publikováno v: Thermochimica Acta. 662:108-115

Omega zeolite was synthesized by a hydrothermal method and then modified by ionic exchange using Na, Ca, K, Mg, Co and Cu cations. Analyses through CO2- and H2O-TPD revealed an improvement of the Lewis basicity as compared to the parent zeolite. CO2

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d57c68a730b397a2a7eaa14d558d9e45
https://doi.org/10.1016/j.tca.2018.02.013

Catalytic behavior of copper–amine complex supported on mesoporous silica SBA-15 toward mono-Aza-Michael addition: role of amine groups

Autor: Salih Hacini, Riad Mustpha Kerbadou, Hadjira Habib Zahmani, Alain Pailleret, Bouhadjar Boukoussa, Abdelkader Bengueddach, Françoise Pillier, Rachida Hamacha, Franck Launay, Aboubakr Hakiki

Publikováno v: Journal of Inorganic and Organometallic Polymers and Materials
Journal of Inorganic and Organometallic Polymers and Materials, Springer Verlag (Germany), 2019, 29 (5), pp.1773-1784. ⟨10.1007/s10904-019-01139-7⟩

International audience; This work concerns the preparation and modification of mesoporous silica SBA-15 with different amine-copper complexes in order to study their impact on the catalytic behavior via Aza Michael addition. Firstly, SBA-15 was prepa

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1df9db69e3195afa917351727f147ce4
https://hal.sorbonne-universite.fr/hal-02280716

Adsorption behavior of Janus Green B dye on Algerian diatomite.

Autor: Zohra Medjdoubi, Mohammed Hachemaoui, Bouhadjar Boukoussa, Aboubakr Hakiki, Abdelkader Bengueddach, Rachida Hamacha

Publikováno v: Materials Research Express; Aug2019, Vol. 6 Issue 8, p1-1, 1p