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Matting without mixing / Benoît de Becker in EUROPEAN COATINGS JOURNAL (ECJ), N° 12/2009 (12/2009)
[article]
Titre : Matting without mixing : One-shot resin system creates reproducible low-gloss exterior finishes Type de document : texte imprimé Auteurs : Benoît de Becker, Auteur ; John Jacquin, Auteur ; Alessandro Minesso, Auteur ; Dietmar Fink, Auteur Année de publication : 2009 Article en page(s) : p. 90-93 Langues : Anglais (eng) Catégories : Brillance (optique)
Polyesters
Revêtements poudre:Peinture poudreIndex. décimale : 667.9 Revêtements et enduits Résumé : The production of matte finish powder coatings currently requires dry blending of two incompatible resins, or expensive GMA or Polyurethane chemistries for exterior coatings. A new "single shot" HAA-cured system allows low and reproducible gloss levels to be obtained by mixing two specific polyester resins together before extrusion. Gloss is controlled by selection on the polyesters and their mixing ratio. En ligne : https://drive.google.com/file/d/1kfDeexmelc0t6lmIkXtmYnDevYSgWCvL/view?usp=drive [...] Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=7170
in EUROPEAN COATINGS JOURNAL (ECJ) > N° 12/2009 (12/2009) . - p. 90-93[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 011785 - Périodique Bibliothèque principale Documentaires Disponible Mechanical and morphological characterization of sisal/kenaf/pineapple mat reinforced hybrid composites / A. Felix Sahayaraj in INTERNATIONAL POLYMER PROCESSING, Vol. 37, N° 5 (2022)
[article]
Titre : Mechanical and morphological characterization of sisal/kenaf/pineapple mat reinforced hybrid composites Type de document : texte imprimé Auteurs : A. Felix Sahayaraj, Auteur ; I. Jenish, Auteur ; M. Tamilselvan, Auteur ; M. Muthukrishnan, Auteur ; B. Ashok Kumar, Auteur Année de publication : 2022 Article en page(s) : p. 581-588 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Ananas et constituants
Caractérisation
Composites à fibres -- Moulage par compression
Composites à fibres végétales -- Propriétés mécaniques
Fibres de sisalLe sisal (Agave sisalana) est une plante de la famille des Agavaceae originaire de l'est du Mexique où on la trouve également sous l'appellation de henequén. Sisal est également le nom de la fibre extraite des feuilles de cette plante. Très résistante, cette fibre sert à la fabrication de cordage, de tissus grossiers et de tapis.
Le sisal est utilisé dans la filière bois pour tous les produits liés destinés au bois énergie et à la trituration (papeterie, panneau de particules). Leur stockage est de courte durée (le sisal est peu durable) et cette fibre végétale peut être mélangée au bois (ne pollue pas la matière comme une fibre synthétique).
kénaf et constituantsLe Kenaf (Hibiscus Cannabinus L. et Hibiscus Sabdarifa L.), aussi appelé chanvre de Deccan, est une plante annuelle de la famille des Malvaceae.
Le kenaf est apparenté au jute. Ces tiges épineuses d'1 à 2 cm de diamètre sont souvent, mais pas toujours ramifiée. Les feuilles de 10 à 15 cm de longueur sont de forme variable, celles de la base sont lobées et celles du sommet lancéolées. Les fleurs de 8 à 15 cm de diamètre sont blanches, jaunes ou pourpres. Le fruit est un capsule contenant plusieurs graines.
Microscopie électronique à balayage
PolyestersIndex. décimale : 668.4 Plastiques, vinyles Résumé : The objective of this research is to produce and analyze natural fiber-based composites (sisal/polyester, kenaf/polyester, pineapple/polyester) and their hybrid composites (sisal/kenaf/polyester, kenaf/pineapple/polyester, and sisal/kenaf/pineapple/polyester) made by compression molding. These composites were characterized mechanically using hardness (shore D), tensile, flexural, and impact (Charpy) tests. Fiber matrix bonding was analyzed using Scanning Electron Microscopy (SEM). Among all the fiber-based samples (sisal/polyester, kenaf/polyester, and pineapple/polyester), sisal/polyester shows a high hardness value of 93.24 Sd, a tensile strength of 43.00 MPa, and an impact strength around 7.42 kJ/m2, while pineapple/polyester produces a better flexural strength of 83.21 MPa. Hybrid composites showed improved mechanical performance. The mechanical characteristics of the sisal/kenaf/pineapple/polyester hybrid composite were 56.16 MPa, 1.71 GPa, and 9.34 kJ/m2. The highest flexural strength of the Sisal/kenaf/polyester multi-layered samples was observed as 83.24 MPa. Note de contenu : - MATERIALS AND METHODS : Materials - Processing of the composites - Density estimation - Shore D hardness - Tensile testing - Flexural testing - Impact testing - Morphological analysis
- RESULTS AND DISCUSSION : Density - Hardness - Tensile properties - Flexural properties - Impact strength
- Table 1 : Density of the prepared samples
- Table 2 : Hardness, tensile, flexural and impact properties of the neat polyester and the various compositesDOI : https://doi.org/10.1515/ipp-2022-4238 En ligne : https://drive.google.com/file/d/1xd-M9yAtmTATs2120O1mxyVpdb2N8Pxw/view?usp=share [...] Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=38332
in INTERNATIONAL POLYMER PROCESSING > Vol. 37, N° 5 (2022) . - p. 581-588[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 23740 - Périodique Bibliothèque principale Documentaires Disponible Mechanical properties of polypropylene-acrylic blend nonwovens reinforced composites / Pooja Katkar in CHEMICAL FIBERS INTERNATIONAL, Vol. 68, N° 4 (12/2018)
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Titre : Mechanical properties of polypropylene-acrylic blend nonwovens reinforced composites Type de document : texte imprimé Auteurs : Pooja Katkar, Auteur ; P. V. Kadole, Auteur ; Aniket Bhute, Auteur ; Parag Bali, Auteur Année de publication : 2018 Article en page(s) : p. 188-190 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Alliages polymères
Composites à fibres
Composites à fibres -- Propriétés mécaniques
Copolymère vinyle ester
Dureté (matériaux)
Epoxydes
Essais dynamiques
Nontissés
Polyacryliques
Polyesters
PolypropylèneIndex. décimale : 677.4 Textiles artificiels Résumé : With huge range of textile structures such as short fiber, filament woven fabrics, knitted fabrics, braids, nonwovens, etc., they offer an enormous potential for development of varieties of composites, since these textile reinforcements have their own characteristic features which are translated into the composite. This is a driving force for growing interest from both the academic community and from industry in this area. In this study, 9 different needlepunched nonwovens reinforced composite samples were produced in varying reinforced material and resin with 3 levels each. Reinforcement was varied in terms of weigth per unit area of reinforced nonwovens with 3 levels viz. 300, 400 and 500 g/m², and resin was varied in terms of its type with 3 levels, viz.polyester, vinyl ester and epoxy. Composite samples were tested for mechanical properties. Note de contenu : - Hardness
- Tensile strength and elongation
- Flexural strength and elongation
- Machinability
- Fig. 1 : Hardness of composites
- Fig. 2 : Tensile strength of composites
- Fig. 3 : Tensile extension of composites
- Fig. 4 : Flexural strength of composites
- Fig. 5 : Flexural elongation of composites
- Fig. 6 : Drilling - power requirementEn ligne : https://drive.google.com/file/d/112Ky7K5TnFdpTtP9RdXYfYZvq-zLaZ82/view?usp=drive [...] Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=31361
in CHEMICAL FIBERS INTERNATIONAL > Vol. 68, N° 4 (12/2018) . - p. 188-190[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 20425 - Périodique Bibliothèque principale Documentaires Disponible Mechanical properties of polypropylene-acrylic blend nonwovens reinforced composites / Pooja Katkar in CHEMICAL FIBERS INTERNATIONAL, (10/2019)
[article]
Titre : Mechanical properties of polypropylene-acrylic blend nonwovens reinforced composites Type de document : texte imprimé Auteurs : Pooja Katkar, Auteur ; P. V. Kadole, Auteur ; Aniket Bhute, Auteur ; Parag Bali, Auteur Année de publication : 2019 Article en page(s) : p. 84-83 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Alliages polymères
Composites à fibres
Composites à fibres -- Propriétés mécaniques
Copolymère vinyle ester
Dureté (matériaux)
Epoxydes
Essais dynamiques
Nontissés
Polyacryliques
Polyesters
PolypropylèneIndex. décimale : 677.4 Textiles artificiels Résumé : With huge range of textile structures such as short fiber, filament woven fabrics, knitted fabrics, braids, nonwovens, etc., they offer an enormous potential for development of varieties of composites, since these textile reinforcements have their own characteristic features which are translated into the composite. This is a driving force for growing interest from both the academic community and from industry in this area. In this study, 9 different needlepunched nonwovens reinforced composite samples were produced in varying reinforced material and resin with 3 levels each. Reinforcement was varied in terms of weigth per unit area of reinforced nonwovens with 3 levels viz. 300, 400 and 500 g/m², and resin was varied in terms of its type with 3 levels, viz.polyester, vinyl ester and epoxy. Composite samples were tested for mechanical properties. Note de contenu : - Hardness
- Tensile strength and elongation
- Flexural strength and elongation
- Machinability
- Fig. 1 : Hardness of composites
- Fig. 2 : Tensile strength of composites
- Fig. 3 : Tensile extension of composites
- Fig. 4 : Flexural strength of composites
- Fig. 5 : Flexural elongation of composites
- Fig. 6 : Drilling - power requirementEn ligne : https://drive.google.com/file/d/1ljRtEO7bwvXGSihV-npLKNsJUvylQvu4/view?usp=drive [...] Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=33100
in CHEMICAL FIBERS INTERNATIONAL > (10/2019) . - p. 84-83[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 21255 - Périodique Bibliothèque principale Documentaires Disponible Mechanism and application of ozone fading: Oxidative decolorisation of disperse dyes and waste-dyed polyester fabrics / Jiangfei Lou in COLORATION TECHNOLOGY, Vol. 139, N° 3 (06/2023)
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Titre : Mechanism and application of ozone fading: Oxidative decolorisation of disperse dyes and waste-dyed polyester fabrics Type de document : texte imprimé Auteurs : Jiangfei Lou, Auteur ; Lamei Ren, Auteur ; Jiugang Yuan, Auteur ; Jing Xu, Auteur ; Zhengbiao Gu, Auteur ; Xuerong Fan, Auteur Année de publication : 2023 Article en page(s) : p. 338-349 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Bleu (couleur)
Caractérisation
Colorants -- Oxydation
Décoloration
Fibres textiles -- Surfaces
Mesure
Orange (couleur)
Ozone
Polyesters
Textiles et tissus teintsIndex. décimale : 667.3 Teinture et impression des tissus Résumé : As the most common synthetic fibre, polyester has consistently been in high demand and usage, but its recycling has always been a problem for the textile industry. The decolorisation of dyed polyester is the key to expanding its recycling use, and there is no rapid, effective and simple decolorisation method. In this study, ozone was used to decolorise dispersed dyes developed for polyester. Ozone was effective in decolorising CI Disperse Orange 30 and CI Disperse Blue 60, and the process was extended to the decolorisation of dyed polyester fabric. Based on single factor analysis, the optimum decolorisation technological conditions were: an ozone feed rate of 130 mg L−1 min−1, treatment time of 2 hours, wet pick-up of 100% and pH value of 3, with which the decolorisation rate and colour difference values could exceed 45% and 6%, respectively. The changes in dye structure during the process of ozone decolorisation were analysed using scanning electron microscopy, X-ray diffraction and Fourier Transform–infrared spectroscopy, and the mechanism of ozone decolorisation was also investigated. The results showed that the crystallinity decreased from 41.18% to 36.30% with a strength retention rate of above 80%, and demonstrated that ozone can be used on polyester fabric and dye simultaneously. The aim of entering the fibre was achieved by etching the polyester and decolorisation was achieved by oxidising the chromaticity groups. Note de contenu : - EXPERIMENTAL : Materials and chemicals - Dyeing of the PET fabrics - Monitoring of the ozone feed rate - Optimum decolorisation technological conditions - Exploration of the decolorisation mechanism - Characterisation and measurement
- RESULTS AND DISCUSSION : Optimum decolorisation technological conditions - Application of the optimum decolorisation technological conditions - Surface morphology of PET fabrics treated with ozone - Decolorisation of dispersed dye with ozone
- Table 1 : Names, classes and structures of the dyes used in this study
- Table 2 : Ozone feed rates used in this study
- Table 3 : Dyeing conditions of treated samples
- Table 4 : CIElab values of the ozone-treated and reference-dyed PETDOI : https://doi.org/10.1111/cote.12654 En ligne : https://onlinelibrary.wiley.com/doi/epdf/10.1111/cote.12654 Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=39543
in COLORATION TECHNOLOGY > Vol. 139, N° 3 (06/2023) . - p. 338-349[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 24086 - Périodique Bibliothèque principale Documentaires Disponible PermalinkMichael addition curable coatings from renewable resources with enhanced adhesion performance in JOURNAL OF COATINGS TECHNOLOGY AND RESEARCH, Vol. 17, N° 5 (09/2020)
PermalinkMicroencapsulation of isocyanates. Characterization and storage stability of microcapsules in a polyester α, ω-ol / Evelyne Quérat in JOURNAL OF COATINGS TECHNOLOGY (JCT), Vol. 68, N° 854 (03/1996)
PermalinkMicrostructure et perméabilité d'un composite unidirectionnel à fibres longues / Laurent Bizet in REVUE DES COMPOSITES ET DES MATERIAUX AVANCES, Vol. 15, N° 3 (2005)
PermalinkMicrowave-assisted curing for resin transfer moulding / Inmaculada Roig-Asensi in JEC COMPOSITES MAGAZINE, N° 78 (01-02/2013)
PermalinkMicrowave thermally expanded graphene/polyaniline conductive paste for elaborate conductive pattern and conductive polyester fabric fabrication via screen printing / Junrong Zhu in JOURNAL OF COATINGS TECHNOLOGY AND RESEARCH, Vol. 19, N° 2 (03/2022)
PermalinkMieux contrôler les films polyester multicouches / James Champion in PLASTIQUES & CAOUTCHOUCS MAGAZINE, N° 920 (04-05/2015)
PermalinkMixed powder coating film using thermoplastic polyester and its alkaline resistance / Yukitoshi Takeshit in JOURNAL OF COATINGS TECHNOLOGY AND RESEARCH, Vol. 10, N° 4 (07/2013)
PermalinkMODAFLOW NSR 100, a novel nanosilica additive for excellent scratch resistance / M. Goedegebuure in SURFACE COATINGS INTERNATIONAL, Vol. 104.3 (05-06/2021)
PermalinkModeling and analysis the impact of unsymmetrical bending on aluminum honeycomb sandwich beams with polyester resin/glass fibers using finite element method / Elhadj Ghelloudj in REVUE DES COMPOSITES ET DES MATERIAUX AVANCES, Vol. 30, N° 3-4 (08/2020)
PermalinkA modular composite houseboat for tourism in Kerala / K. Munshi in JEC COMPOSITES MAGAZINE, N° 75 (08-09/2012)
PermalinkMore stability increases attractiveness / Reinhard Schiffers in KUNSTSTOFFE INTERNATIONAL, Vol. 107, N° 8 (08/2017)
PermalinkMore sustainable laminating solutions based on bio-based hot melt adhesives / Mike Unkauf in TECHNICAL TEXTILES, Vol. 65, N° 5 (12/2022)
PermalinkMorphological and antimicrobial studies of chitosan/poly(vinyl alcohol)/acyl chloride terminated hyperbranched polyester chemical crosslinked blends / Swaminathan Prabu in JOURNAL OF COATINGS TECHNOLOGY AND RESEARCH, Vol. 19, N° 5 (09/2022)
PermalinkMould release system for the marine industry / Fernando Castro in JEC COMPOSITES MAGAZINE, N° 49 (06/2009)
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