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Intelligent polymeric surfaces through molecular self-assembly / Achin Goel in JOURNAL OF COATINGS TECHNOLOGY AND RESEARCH, Vol. 6, N° 1 (03/2009)
[article]
Titre : Intelligent polymeric surfaces through molecular self-assembly Type de document : texte imprimé Auteurs : Achin Goel, Auteur ; Ravi G. Joshi, Auteur ; Vijay M. Mannari, Auteur Année de publication : 2009 Article en page(s) : p. 123-133 Note générale : Bibliogr. Langues : Américain (ame) Catégories : Angle de contact
Hydrophobie
Marines (peinture)
Matériaux intelligents
Microscopie à sonde à balayage
Polymères amphiphiles
Polymères ramifiés
Polyuréthanes
Revêtements:Peinture
Systèmes moléculaires organisésIndex. décimale : 667.9 Revêtements et enduits Résumé : Recently, stimuli-responsive surfaces have gained considerable interest among coatings researchers in industry as well as in academe. To date, many switchable surfaces based on such external stimuli as temperature, electricity, pH, and many others have been designed and developed. Environmentally switchable surfaces have been among the most widely studied surfaces since they are known to exhibit smart behavior under external influence. In the present work, we report the synthesis of hydrophobic, hydrophilic, and amphiphilic polyurethane coatings with tethered hydrophilic and/or hydrophobic moieties. These coatings have been characterized and tested for mechanical properties and surface characteristics using such advanced instruments as the scanning probe microscope (SPM), dynamic contact angle analyzer (DCA), adhesion tester, and nanoindenter. The surfaces with tethered hydrophobic or hydrophilic moieties, when immersed in water, showed remarkable changes in the surface topography, hence, their dynamic surface characteristics. The amphiphilic surfaces, containing both hydrophobic and hydrophilic moieties, showed intelligent behavior in response to the external environment. The ability to tailor surfaces with predictable behavior upon exposure to the external environment opens up enormous opportunities for their potential end-use applications. DOI : 10.1007/s11998-008-9125-5 En ligne : https://link.springer.com/content/pdf/10.1007%2Fs11998-008-9125-5.pdf Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=4880
in JOURNAL OF COATINGS TECHNOLOGY AND RESEARCH > Vol. 6, N° 1 (03/2009) . - p. 123-133[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 011246 - Périodique Bibliothèque principale Documentaires Disponible 011271 - Périodique Bibliothèque principale Documentaires Disponible Study on changes of collagen fibril structure in pigskin tissue after enzyme / Wang Yingmei in JOURNAL OF THE SOCIETY OF LEATHER TECHNOLOGISTS & CHEMISTS (JSLTC), Vol. 89, N° 2 (03-04/2005)
[article]
Titre : Study on changes of collagen fibril structure in pigskin tissue after enzyme Type de document : texte imprimé Auteurs : Wang Yingmei, Auteur ; Li Zhiqiang, Auteur ; Chen Min, Auteur ; Cheng Haiming, Auteur ; Liao Longli, Auteur Année de publication : 2005 Article en page(s) : p. 47-56 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Collagène -- Analyse
Cuirs et peaux -- Analyse
Fibrilles de collagèneLa fibrille de collagène est une structure constituée d'un assemblage de fibres de tropocollagène (assemblage de 3 protéines de collagène alpha (alpha 1 - alpha 1 - alpha 2) en une hélice droite.
Microscopie à sonde à balayage
Microscopie électronique en transmission
Traitement enzymatiqueIndex. décimale : 675 Technologie du cuir et de la fourrure Résumé : Transmission Electron Microscopy (TEM) and Scanning Probe Microscopy (SPM) have been employed to study changes of collagen’s fibril fine structure in pigskin tissue after enzyme treatment. The 3D-structure of fibrils in enzyme treated pigskin tissue was analyzed both qualitatively and quantitatively. The work yielded information about the most typical changes in fibrils and sub-fibrils under enzyme treatment and the relationship between enzymatic depilation and the mechanical characteristics of finished leather. Note de contenu : - MATERIALS AND METHODS : Samples
- RESULTS : Transmission Electron Microscopy (TEM) - Scanning Probe Microscopy (SPM)En ligne : https://drive.google.com/file/d/1IvbLgtkbtgCV4rkrzU8gkgfeZv82uQ5C/view?usp=drive [...] Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=39591
in JOURNAL OF THE SOCIETY OF LEATHER TECHNOLOGISTS & CHEMISTS (JSLTC) > Vol. 89, N° 2 (03-04/2005) . - p. 47-56[article]Exemplaires
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