Leather as used in Bookbinding
نویسندگان
چکیده
منابع مشابه
Valorization of titanium metal wastes as tanning agent used in leather industry.
The development of new tanning agents and new technologies in the leather sector is required to cope with the increasingly higher environmental pressure on the current tanning materials and processes such as tanning with chromium salts. In this paper, the use of titanium wastes (cuttings) resulting from the process of obtaining highly pure titanium (ingots), for the synthesis of new tanning age...
متن کاملLeather
Leather is derived from the hides of skins of animals. It is a remarkably durable, strong and versatile material, which in its various forms has been made into objects ranging from African shields and drums to European saddles and kinky underwear. From as early as 2700 BC until fairly recently leather was also in the forefront of information technology with its use (as skins, vellum and parchme...
متن کاملDetermination of total chromium in tanned leather samples used in car industry.
Despite the high competition of synthetic fibers leather is nowadays still widely used for many applications. In order to ensure a sufficient stability of the skin matrix against many factors, such as microbial degradation, heat and sweat, a tanning process is indispensable. Using chromium (III) for this purpose offers a multitude of advantages, thus this way of tanning is widely applied. Durin...
متن کاملStudies on Degradation of Syntan used in Leather Tanning Process using Ozone
Degradation of syntan used in leather tanning process has been studied using ozone. Studies were carried out by varying operational parameters like initial syntan concentration, pH and ozone dose. The removal of COD, tannin and UV absorbing constituents has been determined. Degradation of syntan in terms of COD, Tannin and UV absorbing constituents was maximum at pH 7.
متن کاملSanogenetic Analysis of Hazardous Substances in Leather Used in Footwear Manufacturing
Footwear is a complex product, comprising various materials which are made using a wide range of chemicals. Some of these chemicals are hazardous for health and for the environment. Converting raw hides into finished products requires a number of complex treatments, for which large amounts of chemicals and water are used. The purpose of this study is to provide information on the harmful substa...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: The Library
سال: 1898
ISSN: 0024-2160,1744-8581
DOI: 10.1093/library/s1-x.1.15