نتایج جستجو برای: leather industry
تعداد نتایج: 194029 فیلتر نتایج به سال:
the tanning industry has for a long time been associated as the primal source of pollution tovarious ecosystems wherever they are sited. effluent spewed by these leather industries including particulatematter has remained very complex requiring more advanced techniques to examine. one such avenue is the use of ecotoxicological diagnosis of the tanning sector to comprehend the underlying environ...
Today, scientists are interested in the manufacturing and invention of smart textiles such as phase change materials (PCMs). The process from solid to liquid vice versa takes place materials. Using PCM could properties leather for better performance, be applied many places shoe industry. background study is that using PCMs increase thermoregulating For finishing with PCMs, several methods were ...
One of the main reasons for the historic leather samples becoming dry and brittle is the degradation of the excess residual fat in their structure; however, this subject has not been well-established so far. Therefore, in order to facilitate the grounds for an optimum conservation encounter, with the aim of understanding the harms imposed on the leather samples, characterizing the degradation p...
Leather manufacturing involves a crucial energy-intensive drying stage in the finishing process to remove its residual moisture. Determining drying characteristics of leather is vitally important so as to optimize the drying stage. This paper describes an analytical way for determination of the drying characteristics of leather. The model presented, is based on fundamental heat and mass tra...
vegetable tannins are the main factor of tanning in historical leathers. the identification of tannins in vegetable tanned leathers is not only importantin determining chemical characterization, production technology and structural nature of the leather, but it is also efficient at the evaluation of new vegetable tannins for conservation purposes. previous studies have also shown that chemical ...
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...
Natural leather products, which are by-products of the meat industry, used because their high air vapor permeability and elegant appearance compared to synthetic leather. The production flame retardant is important for some types such as motorcyclist jackets, flight or automotive upholstery leathers, military boots. It frequently mentioned in literature that resinous chemicals create effects te...
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