Výsledky vyhledávání - "Guillaume Chollet"

Simple and Efficient Approach toward Photosensitive Biobased Aliphatic Polycarbonate Materials

Autor: Henri Cramail, Antoine Brege, Pierre-Luc Durand, Guillaume Chollet, Etienne Grau

Publikováno v: ACS Macro Letters
ACS Macro Letters, Washington, D.C : American Chemical Society, 2018, 7 (2), pp.250-254. ⟨10.1021/acsmacrolett.8b00003⟩

International audience; Fatty acids were used as precursors for the synthesis of photosensitive polycarbonate materials. In order to avoid multistep reactions, a simple and straightforward methodology toward the synthesis of photosensitive monomers h

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::693cafbf1da091db315c1d460f744fe3
https://pubmed.ncbi.nlm.nih.gov/35610902

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Enantioselective Crystallization of Diglycerol Dicarbonate: Impact of the Microstructure on Polyhydroxyurethane Properties

Autor: Etienne Grau, Guillaume Chollet, Henri Cramail, Fiona Magliozzi, Arthur Scali

Publikováno v: Macromolecular Rapid Communications
Macromolecular Rapid Communications, Wiley-VCH Verlag, 2020, pp.e2000533. ⟨10.1002/marc.202000533⟩

International audience; Bicylic carbonates are precursors employed in non-isocyanate polyurethane syntheses, namely polyhydroxyurethanes (PHUs) and, among them, ether-activated biobased diglycerol dicarbonate (DGDC) is widely investigated. Herein, th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6e9b4e9bb4dac8a5cbde31da732201b8
https://pubmed.ncbi.nlm.nih.gov/33236486

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Hydrolysable bio-based polyhydroxyurethane networks with shape memory behavior at body temperature

Autor: Damien Montarnal, Arthur Scali, Guillaume Chollet, Etienne Grau, Fiona Magliozzi, Henri Cramail

Publikováno v: ACS Sustainable Chemistry & Engineering
ACS Sustainable Chemistry & Engineering, American Chemical Society, 2020, ⟨10.1021/acssuschemeng.0c02610⟩

International audience; Among possible routes towards isocyanate-free PUs, aminolysis of cyclic carbonates leading to polyhydroxyurethanes (PHUs) is one of the most promising pathways. Herein, we describe the solvent-free synthesis of shape memory PH

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d0307fb807aab8111782f7ab154a6b75
https://hal.archives-ouvertes.fr/hal-02869647/file/PubliHal.pdf

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Cross-linking of polyesters based on fatty acids

Autor: Etienne Grau, Sylwia Dworakowska, Cédric Le Coz, Henri Cramail, Guillaume Chollet

Publikováno v: European Journal of Lipid Science and Technology
European Journal of Lipid Science and Technology, Wiley-VCH Verlag, 2019, 121 (11), pp.1900264. ⟨10.1002/ejlt.201900264⟩

This paper aimed at obtaining cross-linked polymeric materials of biomass origin. For this purpose one-pot polyesterification of methyl ricinoleate and methyl 12-hydroxystearate using titanium isopropoxide as a catalyst has been performed leading to

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3870d8f722d6e05b0db6ae60a1e463aa
http://hdl.handle.net/20.500.12278/13963

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Benefit of the reactive extrusion in the course of polyhydroxyurethane synthesis by aminolysis of cyclic carbonates

Autor: Henri Cramail, Guillaume Chollet, Fiona Magliozzi, Etienne Grau

Publikováno v: ACS Sustainable Chemistry & Engineering
ACS Sustainable Chemistry & Engineering, American Chemical Society, 2019, 7 (20), pp.17282-17292. ⟨10.1021/acssuschemeng.9b04098⟩

International audience; Replacing toxic isocyanates and petro-based reactants currently employed for polyurethanes (PUs) synthesis is nowadays a major concern. Among all the possible routes to isocyanate-free PUs, aminolysis of cyclic car-bonates, le

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4382eb70d78580f399e60fbd0be1cd74
https://hal.archives-ouvertes.fr/hal-02366940/file/fiona.pdf

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Synthesis of fatty acid-based non-isocyanate polyurethanes, NIPUs, in bulk and mini-emulsion

Autor: Henri Cramail, Guillaume Chollet, Estelle Rix, Etienne Grau

Publikováno v: European Polymer Journal
European Polymer Journal, Elsevier, 2016, 84, pp.863-872. ⟨10.1016/j.eurpolymj.2016.07.006⟩

International audience; The synthesis of fatty acid-based poly(hydroxy urethane)s, PHUs, was investigated. Bulk polymerization of fatty acid-based bis-carbonates with fatty acid diamine, Priamine® 1075, was first studied, allowing us to prepare non-

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c215980121bdb46e7d3c9a75d998366a
https://doi.org/10.1016/j.eurpolymj.2016.07.006

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Palm oil deodorizer distillate as toughening agent in polylactide packaging films

Autor: Alain Guinault, Alexandre Ruellan, Cyrille Sollogoub, Guillaume Chollet, Audrey Gratia, Violette Ducruet, Sandra Domenek, Lidia Saelices Jimenez

Publikováno v: Polymer International. 65:683-690

Polylactide (PLA) is the most used biodegradable and biobased food packaging polymer for rigid containers and films. However, its low ductility is a hurdle for increasing its applications in flexible food packaging. A solution is the use of additives

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::395be03d2e1e77355c20f6ab9e2c7f22
https://doi.org/10.1002/pi.5114

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Synthesis and Self-Assembly of Xylan-Based Amphiphiles: From Bio-Based Vesicles to Antifungal Properties

Autor: Gilles Labat, Sébastien Lecommandoux, Etienne Grau, Guillaume Chollet, Gauvin Hemery, Cédric Cabral Almada, Frédérique Ham-Pichavant, Maud Chemin, Denilson Da Silva Perez, Stéphane Grelier, Henri Cramail, Julien Rosselgong, Jean-Michel Guigner

Publikováno v: Biomacromolecules
Biomacromolecules, 2019, 20 (1), pp.118-129. ⟨10.1021/acs.biomac.8b01210⟩
Biomacromolecules, American Chemical Society, 2019, 20 (1), pp.118-129. ⟨10.1021/acs.biomac.8b01210⟩

International audience; This work aims at designing functional biomaterials through selective chemical modification of xylan from beechwood. Acidic hydrolysis of xylan leaded to well-defined oligomers with an average of six xylose units per chain and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::52a54ed47ee3dc28fa877b1667ad8e30
https://pubmed.ncbi.nlm.nih.gov/30347145

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Versatile cross-linked fatty acid-based polycarbonate networks obtained by thiol-ene coupling reaction

Autor: Pierre-Luc, Durand, Guillaume, Chollet, Etienne, Grau, Henri, Cramail

Publikováno v: RSC advances. 9(1)

Bio-sourced polycarbonate networks have been synthesized from an alkene-functional fatty-acid based polycarbonate precursor. Cross-linked networks were created using the radical thiol-ene coupling reaction. The resulting polycarbonate materials exhib

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::6834122aeda1a2737a7f2a93271748b7
https://pubmed.ncbi.nlm.nih.gov/35521574

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