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Importance of using genuine leather in shoe production in terms of foot comfort / Behzat Oral Bitlisli in JOURNAL OF THE SOCIETY OF LEATHER TECHNOLOGISTS & CHEMISTS (JSLTC), Vol. 89, N° 3 (05-06/2005)
[article]
Titre : Importance of using genuine leather in shoe production in terms of foot comfort Type de document : texte imprimé Auteurs : Behzat Oral Bitlisli, Auteur ; Huseyin Ata Karavana, Auteur ; Bahri Basaran, Auteur ; A. Aslan, Auteur Année de publication : 2005 Article en page(s) : p. 107-110 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Chaussures
Chaussures -- Matériaux
Confort
Essais (technologie)
Humidité -- Absorption
Perméabilité
Transpiration
Vapeur d'eauIndex. décimale : 675 Technologie du cuir et de la fourrure Résumé : In this study, 1200 pairs of work shoes were examined that had caused complaints by users due to dampness resulting from perspiration in the shoes. It was determined that the upper leather was box calf, the lining was a polyether urethane-based synthetic textile product having a non-woven structure and the insole was a polymeric material of an ethylene- propylene diene rubber (EPDM)-based foam structure. It was also found that the water vapour permeability and water absorption properties of the synthetic insole used in the manufacturing of the work shoes were quite low. It was concluded that this prevented absorption of wetness formed inside the shoe and transfer of the damp to the air outside, and negatively affected foot comfort, causing user complaints. Note de contenu : - MATERIALS : Investigation
- RESULTS AND DISCUSSION : Materials used in the manufacture of the shoes - Water vapour permeability - Water absorption
- Table 1 : Typical IR absorption bands of lining
- Table 2 : Typical IR absorption bands of insole
- Table 3 : Results of water vapour permeability (WVP) tests of shoe materials
- Table 4 : Results of static absorption of water (SAW) tests of shoe materialsPermalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=39269
in JOURNAL OF THE SOCIETY OF LEATHER TECHNOLOGISTS & CHEMISTS (JSLTC) > Vol. 89, N° 3 (05-06/2005) . - p. 107-110[article]Exemplaires
Code-barres Cote Support Localisation Section Disponibilité aucun exemplaire Increased chromium tanning efficiency with collagen hydrolysates / A. Aslan in JOURNAL OF THE SOCIETY OF LEATHER TECHNOLOGISTS & CHEMISTS (JSLTC), Vol. 90, N° 5 (09-10/2006)
[article]
Titre : Increased chromium tanning efficiency with collagen hydrolysates Type de document : texte imprimé Auteurs : A. Aslan, Auteur ; G. Gulumser, Auteur ; Bugra Ocak, Auteur Année de publication : 2006 Article en page(s) : p. 201-204 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Cuirs et peaux de moutons
Extraction (chimie)
Hydrolysat de collagène
Prétannage
Tannage au chrome
Wet-blue (tannage)Peau tannée au chrome (le chrome donne une couleur bleue)Index. décimale : 675.2 Préparation du cuir naturel. Tannage Résumé : Collagen hydrolysates obtained from shavings of chrome tanned sheep skins were used in a pretanning process for sheepskins and the effect on the efficiency of chrome tanning was observed. Various physical tests and chemical analyses were applied to tanned sheepskins and the results were evaluated statistically. Wet-blue leathers pretanned with 5% protein by-product (collagen hydrolysates) showed increased chromium take-up and had better physical characteristics. Note de contenu : - EXPERIMENTAL PROCEDURE : Extraction of collagen hydrolysates - Determination of some chemical characteristics of collagen hydrolysates
- PROCESSING OF SKINS : Determination of physical and chemical characteristics of tanned leathers
- Table 1 : Amino acid contents of collagen hydrolysates
- Table 2 : Certain chemical characteristics of collagen hydrolysates
- Table 3 : Production recipe used on skins
- Table 4 : Physical and chemical test results
- Table 5 : Colour values of wet-blue leathers pretanned with collagen hydrolysatesEn ligne : https://drive.google.com/file/d/1hL_nkvmDqKqoYYPK-P2Ps5sbFi48z_DN/view?usp=share [...] Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=39057
in JOURNAL OF THE SOCIETY OF LEATHER TECHNOLOGISTS & CHEMISTS (JSLTC) > Vol. 90, N° 5 (09-10/2006) . - p. 201-204[article]Exemplaires
Code-barres Cote Support Localisation Section Disponibilité aucun exemplaire