[article]
| Titre : |
Performance of flame retardants on leather |
| Type de document : |
texte imprimé |
| Auteurs : |
Huang Zan, Auteur ; Li Lixin, Auteur ; Wang Yinghong, Auteur ; Lin Yunzhou, Auteur ; Wuyong Chen, Auteur |
| Année de publication : |
2005 |
| Article en page(s) : |
p. 225-231 |
| Note générale : |
Bibliogr. |
| Langues : |
Anglais (eng) |
| Catégories : |
Absorption
Cuirs et peaux -- Propriétés mécaniques
Cuirs et peaux -- Propriétés physiques
Cuirs et peaux de porcs
Essais de comportement au feu
IgnifugeantsComposé chimique utilisé pour réduire l'inflammabilité. Il peut être incorporé au produit durant sa fabrication ou appliqué ultérieurement à sa surface.
Wet-blue (tannage)Peau tannée au chrome (le chrome donne une couleur bleue)
|
| Index. décimale : |
675 Technologie du cuir et de la fourrure |
| Résumé : |
Five flame retardants obtained as commercial products or prepared by the laboratory, including amino sulfonic ammonium [sulphamic acid], borax, ammonium polyphosphate, pentaerythritol-dihydrogenphosphate bisestermelamine and phosphated amino resin, were selected to treat wet blue pig. A unified treatment process was used with type and dosage of flame retardant as the two running parameters. The flammability of the leather was tested by two methods - vertical flame test (ALCA Method E 50) and oxygen index test method (ASTM D 2863-74). Besides the fire-safety characteristics, other physical and mechanical properties of leather samples, such as tensile strength, tear strength, breaking stretch [elongation], thickness, Ts, etc. were also evaluated. The results indicate that all of the above flame retardants can enhance the flame resistance of leather.
According to the oxygen index (OI) value of the leather samples treated with different flame retardants (12%), the performance of flame retardants on leather can be ranked as : ammonium polyphosphate > borax > phosphated amino resin > pentaerythritol-dihydrogenphosphate bisester-melamine > amino sulfonic ammonium [sulphamic acid]. The results of vertical flammability test indicate that all the tested flame-retardant chemicals can improve the fire resistance of leather and that, ammonium polyphosphate is the best flame retardant at the dosage of 12%. The results of the mechanical properties tests show that all these chemicals, except pentaerythritoldihydrogenphosphate bisester-melamine, have an influence on the leather’s thickness, handle and grain condition and reduce the strength of the leather to a greater or lesser extent. |
| Note de contenu : |
- EXPERIMENTAL PROCEDURE : Materials - Preparation of leather samples - Oxygen Index Test - Vertical Flame Test - Determination of other Properties
- RESULTS AND DISCUSSION : Absorption of flame retardant - Flammability - Vertical flame test - Influence of flame retardants on leather’s thickness - Influence of flame-retardant chemicals on other properties of leather
- Table 1 : Absorption of flame retardants with different dosage
- Table 2 : Flame retardant effects of the chemicals
- Table 3 : Vertical flame test results of chemicals at the dosage of 12%
- Table 4 : Properties of leather samples treated by flame retardants at dosage of 12% |
| En ligne : |
https://drive.google.com/file/d/1eoQTAMhnLewNbicJQ6AQ08Fmnz0m31h2/view?usp=share [...] |
| Format de la ressource électronique : |
Pdf |
| Permalink : |
https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=39211 |
in JOURNAL OF THE SOCIETY OF LEATHER TECHNOLOGISTS & CHEMISTS (JSLTC) > Vol. 89, N° 6 (11-12/2005) . - p. 225-231
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Performance of flame retardants on leather in JOURNAL OF THE SOCIETY OF LEATHER TECHNOLOGISTS & CHEMISTS (JSLTC), Vol. 89, N° 6 (11-12/2005)
