[article]
Titre : |
The effects of hair shaving on unhairing reactions. Part 2 - A new mechanism of unhairing |
Type de document : |
texte imprimé |
Auteurs : |
H. A. M. El Baba, Auteur ; Anthony D. Covington, Auteur ; D. Davighi, Auteur |
Année de publication : |
2000 |
Article en page(s) : |
p. 48-53 |
Note générale : |
Bibliogr. |
Langues : |
Anglais (eng) |
Catégories : |
Cuirs et peaux de bovins Epilage enzymatique Poils -- Détérioration
|
Index. décimale : |
675 Technologie du cuir et de la fourrure |
Résumé : |
Shaving the hair from cattle hides exposes the internal structure of the hair shaft. When hair burning is conducted in the presence of proteolytic enzyme, the central portion of the hair, the medulla, is dissolved, causing the collapse of the hair. The opening of the hair centre allows access by the unhairing agents down the inside of the hair to the base of the follicle, causing the hair to be degraded at the bulb and pre-keratinised zone, and so it is detached from the root. Detaching and collapsing of the shaft allows the residual hair to be completely removed from the follicle by mechanical action.
The unhairing effect is total hair removal, but by hair burning chemistry. |
Note de contenu : |
- Table 1 : Weight loss caused by NUE treatment of cut hairs
- Table 2 : The effects of unhairing agents on the degradation of isolated hovine hairs, intact or cut in half, native or immunised: degradation of the bulb, scale of zero to ***
- Table 3 : The effects of unhairing agents on the degradation of isobted bovine hairs, intact or cut in half, native or immunised: degradation of the prekeratinised zone, scale of zero to ***
- Table 4 : The effects of unhairing agents on the degradation of isolated bovine hairs, intact or cut in half, native or immunised : degradation of the
medulla, scale of zero to ***
- Table 5 : The effects of unhairing agents on the degradation of isolated bovine hairs, intact or cut in half, native or immunised: degradation of the
cortex, scale of zero to ***
- Table 6 : The effects of unhairing agents on the degradation of isolated bovine hairs, intact or cut in half, native or immunised: degradation of the cuticle, scale of zero to ***
- Table 7 : The effects of cutting and immunising hair on the mechanism of hair burning |
En ligne : |
https://drive.google.com/file/d/1kdFXIG_qtwuM63dQkuMluZqk3gKs2RPI/view?usp=drive [...] |
Format de la ressource électronique : |
Pdf |
Permalink : |
https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=41622 |
in JOURNAL OF THE SOCIETY OF LEATHER TECHNOLOGISTS & CHEMISTS (JSLTC) > Vol. 84, N° 1 (01-02/2000) . - p. 48-53
[article]
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