Technology of Free Chrome Tanning Process: Optimal Level of Formaldehyde as Tanning Agent for Mondol Stingray (Himantura gerrardi)
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چکیده
منابع مشابه
Chrome free organic tannages and molecular level understanding of the tanning process for the production of leather with high hydrothermal stability
It is rather strange that today I am talking about chrome-free tannages when I have devoted my whole life to improving the chrome-tanning system. When I was a student, I wondered why chrome tanned leather that stood the boil, did so only for about 1 to 2 minutes. My ambition was to find out how leather could be treated like textile, and we discovered and patented a product and process for impro...
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---The goal of this research was to assess the biodegradability of two synthetic tanning agents (syntans), Phenol condensation product and Nitrogen containing resin using Respirometry. The evaluation involved the analysis of oxygen uptake rate (OUR), profiles by respirometry. The study was conducted with different syntan concentrations of 50mg/L, 100mg/L, 150mg/L and 200mg/L. The oxygen uptake ...
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While few people would deny the appeal of a day in the sun there are some who seem to take it too far. In recent years the concept of 'tanning addiction' has become popular and several studies have supported the notion of viewing exposure to UV radiation as a form of substance abuse. In this article we will review some of the literature on sun seeking behavior.
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posed population. Cancer Epidemiol Biomarkers Prev. 2010;19(6):1557-1568. 6. US Dept of Agriculture Economic Research Service. Illinois state-level map. http://www.ers.usda.gov/data/ruraldefinitions/IL.pdf. Accessed June 1, 2011. 7. US Census Bureau. American FactFinder. http://factfinder.census.gov/home /saff/main.html?_lang=en. Accessed June 1, 2011. 8. Dellavalle RP, Schilling LM, Chen AK, H...
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OBJECTIVE To develop items to measure indoor tanning and sunless tanning that can be used to monitor trends in population surveys or to assess changes in behavior in intervention studies. DESIGN A group of experts on indoor tanning convened in December 2005, as part of a national workshop to review the state of the evidence, define measurement issues, and develop items for ever tanned indoors...
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ژورنال
عنوان ژورنال: Leather and Footwear Journal
سال: 2020
ISSN: 1583-4433
DOI: 10.24264/lfj.20.3.6