Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Larbi Belachemi"'
Publikováno v:
Molecules, Vol 29, Iss 8, p 1734 (2024)
A new hybrid catalyst consisting of cobalt nanoparticles immobilized onto cellulose was developed. The cellulosic matrix is derived from date palm biomass waste, which was oxidized by sodium periodate to yield dialdehyde and was further derivatized b
Externí odkaz:
https://doaj.org/article/cf7251600d6a40a586b450104233f5f6
Autor:
Said El Khezraji, Hicham Ben youcef, Larbi Belachemi, Miguel A. Lopez Manchado, Raquel Verdejo, Mohammed Lahcini
Publikováno v:
Polymers, Vol 15, Iss 2, p 254 (2023)
Polyurethane foams (PUFs) are a significant group of polymeric foam materials. Thanks to their outstanding mechanical, chemical, and physical properties, they are implemented successfully in a wide range of applications. Conventionally, PUFs are obta
Externí odkaz:
https://doaj.org/article/ffd6a7bb3894461b887e64db40d298c7
Autor:
Said El Khezraji, Suman Thakur, Mustapha Raihane, Miguel Angel López-Manchado, Larbi Belachemi, Raquel Verdejo, Mohammed Lahcini
Publikováno v:
Polymers, Vol 13, Iss 24, p 4460 (2021)
Foam products are one of the largest markets for polyurethane (PU) and are heavily used in many sectors. However, current PU formulations use highly toxic and environmentally unfriendly production processes. Meanwhile, the increasing environmental co
Externí odkaz:
https://doaj.org/article/556776334eb14df5b1a638395e81a12c
Publikováno v:
Carbohydrate Polymers
Carbohydrate Polymers, 2022, Carbohydrate Polymers, 295, pp.119765. ⟨10.1016/j.carbpol.2022.119765⟩
Carbohydrate Polymers, 2022, Carbohydrate Polymers, 295, pp.119765. ⟨10.1016/j.carbpol.2022.119765⟩
International audience; A green method for the production of cobalt/(TEMPO-Cellulose) aerogel heterogeneous catalyst was developed. The preparation implied the reduction of CoSO4 by NaBH4 in TEMPO-Cellulose water dispersion in ambient conditions. The
Publikováno v:
Journal of Heterocyclic Chemistry. 56:1260-1274
Autor:
Asmae Kaoukabi, Larbi Belachemi, Géraldine Gouhier, Hicham Qayouh, Asmaa Bouyahya, Sébastien Balieu, Frédéric Guillen, Mohammed Lahcini
Publikováno v:
Industrial Crops and Products
Industrial Crops and Products, Elsevier, 2015, 72, pp.16-23. ⟨10.1016/j.indcrop.2015.02.002⟩
Industrial Crops and Products, Elsevier, 2015, 72, pp.16-23. ⟨10.1016/j.indcrop.2015.02.002⟩
International audience; The controlled ring-opening polymerization of ϵ‑caprolactone in bulk catalyzed by ionic liquids, thus, avoiding the use of metal catalyst, solvent and base, is reported. These mild conditions led to living polymerization wi
Publikováno v:
IOP Conference Series: Materials Science and Engineering. 827:012007
In this study, a cellulose nanomaterial (Cellulose nanofiber, CNF) was employed as solid support and stabilizing agent for the highly active cobalt nanoparticles via in situ green and facile synthesis as an environmentally benign supported catalyst.
Autor:
Samia El Adlaoui, Ihsane Kassem, Hamid Kaddami, Ouafa Moujahid, Karima Ben Hamou, Larbi Belachemi
Publikováno v:
2017 International Renewable and Sustainable Energy Conference (IRSEC).
Natural polymers, especially polysaccharides, are explored for application in heterogeneous catalysis as immobilization support for metallic or organometallic catalysts. In this work, we designed a green Pd(0) based supported catalyst for Heck C-C co
Autor:
Larbi Belachemi, Rosana Alvarez, Youssef Madich, Angel R. de Lera, Jose M. Aurrecoechea, Aitor Ortega, J. Gabriel Denis, Abdellatif Matrane, Claudio Martínez
Publikováno v:
Synthesis. 45:2009-2017
A three-component, one-pot, stepwise Sonogashira–heterocyclization–Heck-coupling process was developed starting from either haloarenecarboxamides, halophenols or haloanilines, terminal alkynes and electron-deficient alkenes. Cyclic imidate-, be
Autor:
Youssef Madich, Aitor Ortega, Abdellatif Matrane, Angel R. de Lera, Jose M. Aurrecoechea, Larbi Belachemi, J. Gabriel Denis, Rosana Alvarez, Claudio Martínez
Publikováno v:
ChemInform. 44
A stepwise protocol is developed for the three-component process using halobenzamides, alkynes, and ethyl acrylate.