Výsledky vyhledávání - "Boumédiène Dali Youcef"

Optimization of inhibition efficiencies process of polyvinylpyrrolidone using response surface methodology

Autor: A. Benchadli, T. Mellal, T. Attar, Boumédiène Dali Youcef, E. Choukchou-Braham

Publikováno v: Revista Mexicana de Física. 68

Inhibition efficiencies (IE) process in polyvinylpyrrolidone (PVP) which is influenced by independent factors, concentration and size of PVP, temperature, time of immersion, and perchloric acid concentration was investigated in this paper. The relati

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ea48cba824c62d385035632b97976ccd
https://doi.org/10.31349/revmexfis.68.041003

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Effect of structure on the glass transition temperatures of linear and crosslinked poly(isobornylacrylate‐co‐isobutylacrylate)

Autor: Nouh Zeggai, Boumédiène Dali Youcef, Lea Delarace, Frédéric Dubois, Tewfik Bouchaour, Zohra Bouberka, Jonathan Potier, Philippe Supiot, Ulrich Maschke

Publikováno v: Journal of Applied Polymer Science
Journal of Applied Polymer Science, Wiley, 2021, Journal of Applied Polymer Science, 138 (20), pp.50449. ⟨10.1002/app.50449⟩
Journal of Applied Polymer Science, 2021, Journal of Applied Polymer Science, 138 (20), pp.50449. ⟨10.1002/app.50449⟩

International audience; A series of linear acrylic copolymers based on Isobornyl acrylate (IBOA) and isobutyl acrylate (IsoBA) were elaborated by radical photopolymerization. In addition, several photochemically crosslinked poly(IBOA-co-IsoBA) were p

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2dfa3fab0fe312902e6c61ff79fd16d7
https://doi.org/10.1002/app.50449

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Analysis of dynamic mechanical properties of photochemically crosslinked poly(isobornylacrylate-co-isobutylacrylate) applying WLF and Havriliak-Negami models

Autor: Tewfik Bouchaour, Lamia Bedjaoui, Nouh Zeggai, Philippe Supiot, Frédéric Dubois, Boumédiène Dali Youcef, Ulrich Maschke

Publikováno v: Polymer Testing
Polymer Testing, Elsevier, 2018, Polymer Testing, 72, pp.432-438. ⟨10.1016/j.polymertesting.2018.10.038⟩
Polymer Testing, 2018, Polymer Testing, 72, pp.432-438. ⟨10.1016/j.polymertesting.2018.10.038⟩

International audience; Chemically crosslinked poly (isobornylacrylate-co-isobutylacrylate) was elaborated by radical photo-copolymerization of isobornylacrylate and isobutylacrylate monomers in a 4:1 mass ratio, by adding a crosslinking agent at low

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3bde66550eb85e7f2e2c6c640351d0a4
http://hdl.handle.net/20.500.12210/15764

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Swelling behavior of poly(butyl acrylate/1,6-hexane-diol-di-acrylate)/nematic liquid crystal E7 systems: Experimental measurements and modeling by factorial design method

Autor: Ulrich Maschke, Zohra Bouberka, Muriel Bigan, Boumédiène Dali Youcef, Tewfik Bouchaour

Publikováno v: Journal of Applied Polymer Science
Journal of Applied Polymer Science, 2017, Journal of Applied Polymer Science, 134, pp.45230. ⟨10.1002/app.45230⟩
Journal of Applied Polymer Science, Wiley, 2017, Journal of Applied Polymer Science, 134, pp.45230. ⟨10.1002/app.45230⟩

The swelling process of poly(n-butyl acrylate/1,6-hexane-diol-di-acrylate) [Poly(Abu/HDDA)] networks, immersed in a liquid crystalline (LC) solvent, was investigated in order to obtain improved swelling ratio values upon application of an original me

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a0b226da9fc4b2175032d93040baf98f
https://hal.univ-lille.fr/hal-02379786

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Phase Behavior of Poly(n-butyl acrylate) and Poly(2-ethylhexyl acrylate) in Nematic Liquid Crystal E7

Autor: Ulrich Maschke, Tewfik Bouchaour, Boumédiène Dali Youcef

Publikováno v: Macromolecular Symposia. 303:10-16

Summary: This paper reports on the phase behavior of photochemically crosslinked poly(n-butyl acrylate) (PABu) and poly(2-ethylhexyl acrylate) (PEHA) networks in a nematic liquid crystal (LC) solvent. The swelling properties of these networks were st

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0d3490dc7c3a530cb2334c06f752094f
https://doi.org/10.1002/masy.201150502

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Swelling Behaviour of Isotropic Poly(n-butyl acrylate) Networks in Isotropic and Anisotropic Solvents

Autor: Boumédiène Dali Youcef, Tewfik Bouchaour, Ulrich Maschke

Publikováno v: Macromolecular Symposia. 273:66-72

The swelling properties of photochemically crosslinked poly(n-butyl acrylate) (PABu) networks in isotropic and anisotropic solvents were investigated experimentally. The purpose of this study was to examine the swelling kinetics of PABu networks in i

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2b68ddd0b475b10e7953e9142ea4b679
https://doi.org/10.1002/masy.200851309

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Kinetic analysis of the swelling behavior of poly(n-butylacrylate-1,6-hexanedioldiacrylate) networks in 4-cyano-4′-n-pentyl-biphenyl (5CB)

Autor: Tewfik Bouchaour, Boumédiène Dali Youcef, Zohra Bouberka, Ulrich Maschke

Publikováno v: Journal of Applied Polymer Science
Journal of Applied Polymer Science, Wiley, 2017, Journal of Applied Polymer Science, 134, pp.45452. ⟨10.1002/app.45452⟩
Journal of Applied Polymer Science, 2017, Journal of Applied Polymer Science, 134, pp.45452. ⟨10.1002/app.45452⟩

The dynamic swelling behavior of chemically crosslinked poly(n-butylacrylate/1,6-hexanedioldiacrylate) [poly(Abu-HDDA)] networks, immersed in an nematogenic and two isotropic solvents, was experimentally analyzed. These networks were elaborated by ul

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::45e911c0e55adf0709d060af9de1e589
https://doi.org/10.1002/app.45452

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