Rapid oxidative unhairing with alkaline calcium peroxide

Journal of the American Leather Chemists Association

Volumn 98, Issue 6, 2003, Pages 216-223

  Gehring, Andrew G ^a   Bailey, David G ^a   Dimaio, Gary L ^a   Dudley, Robert L ^a   Marmer, William N ^a   Mazenko, Chad E ^a  

^a EASTERN REGIONAL RESEARCH CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ALKALINITY; BACTERIA; CALCIUM COMPOUNDS; CHEMICAL OXYGEN DEMAND; DYES; FILTRATION; OXIDATION; PH EFFECTS; SHRINKAGE;

CALCIUM PEROXIDE; RAPID OXIDATIVE UNHAIRING; SODIUM SULFIDE;

TANNING;

EID: 0037810507     PISSN: 00029726     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (16)

1. Germann, H. P.; The 1997 John Arthur Wilson Memorial Lecture: The Evolution of the Unhairing Process as Influenced by Technological, Economic and Ecological Considerations. JALCA 92(4), 84-92, 1997.
2. May, M.; The 1999 John Arthur Wilson Memorial Lecture: Efficient Ecological Tanning-Concepts, Strategies and Goals. JALCA 94(6), 210-231, 1999.
3. Taylor, M. M., Bailey, D. G., and Feairheller, S. H.; Review of Uses of Enzymes in the Tannery. JALCA 82(6), 153-163, 1987.
4. Heidemann, E.; Fundamentals of Leather Manufacturing, Eduard Roether KG, Darmstadt, p. 111-113, 1993.
5. Clayton, R.P. and Potter, W.W.; Method and System for Dehairing Animals. U.S. Patent 6,220,951, 2001.
6. Hahm, F. and Heidemann, E.; Some New Unhairing Methods: I. Das Leder 18, 184-192, 1967.
7. Reber, R. E., da Silva, A. B., and Tognetti, J. B.; Process for the Depilation of Animal Skins. U.S. Patent 5,376,042, 1994.
8. Dorstewitz, R. and Heidemann, E.; Hair Removal and Collection by a Rapid Run-Through Process. Das Leder 28, 81-89, 1977.
9. Bailey, D. G., Gehring, A. G., Crowther, J. C., Dorstewitz, R. A., Bowling, R. A., and Gangel, M.; Methods for De-Hairing Animals and Animal Hides. U.S. Patent Application S/N 09/641,651, 2000.
10. Castillo, A., Dickson, J. S., Clayton, R. P., Lucia, L. M., and Acuff, G. R.; Chemical Dehairing of Bovine Skin to Reduce Pathogenic Bacteria and Bacteria of Fecal Origin. J. Food Prot. 61(5), 623-625, 1998.
11. Sofos, J. N. and Smith, G. C.; Nonacid Meat Decontamination Technologies: Model Studies and Commercial Applications. Int. J. Food Microbiol. 44(3), 171-88, 1998.
12. Gehring, A. G., Bailey, D. G., DiMaio, G. L., and Crowther, J. C.; Improved Hide Quality and Rapid Unhairing, JALCA 97, 339-348, 2002.
13. Cabeza, L. F., Taylor, M. M., DiMaio, G. L., Brown, E.M., Marmer, W. N., Carrio, R., Celma, P. J., and Cot, J.; Processing of Leather Waste: Pilot Scale Studies on Chrome Shavings. Part II. Purification of Chrome Cake and Tanning Trials. JALCA 93, 83-98, 1998.
14. Gehring, A. G., Bailey, D. G., and DiMaio, G. L.; Evaluation of Urea Sulfate as a Replacement for Sulfuric Acid in Chrome Tanning, JALCA 96(7), 268-274, 2001.
15. Fein M. L., Harris, Jr., E. H., and Calhoun, Jr., H. H.; Determination of Ts on Suspended Leather Specimens. JALCA 60, 15-30, 1965.
16. Liu, C. K. and McClintick, M. D.; An Energy Approach to the Characterization of the Fracture Resistance of Leather. JALCA 92, 103-118, 1997.