Zobrazeno 1 - 10
of 29
pro vyhledávání: '"BĂLĂU-MÎNDRU Tudorel"'
Publikováno v:
Annals of the University of Oradea: Fascicle of Textiles, Leatherwork, Vol XX, Iss 1, Pp 131-136 (2019)
At present, about 90% of global leather is tanned with basic chromium salts, but public and authorities concern on the chromium toxicity forces tanneries to produce chrome-less or chrome-free leather. Lately, the old craft of vegetable tanning, which
Externí odkaz:
https://doaj.org/article/6e4a5a4d8af04857b9031fc97830bafc
Publikováno v:
Annals of the University of Oradea: Fascicle of Textiles, Leatherwork, Vol XIX, Iss 1, Pp 139-142 (2018)
This paper presents a non-conventional tanning technology, which uses a benzenesulfonate melamine-formaldehyde resin (BSMF) as pre-tanning agent. BSMF tanning alone can produce white leather, which generates chrome-free leather wastes. A BSMF pre-tan
Externí odkaz:
https://doaj.org/article/407579e0e976479f892c46557c6be6e4
Publikováno v:
Annals of the University of Oradea: Fascicle of Textiles, Leatherwork, Vol XVIII, Iss 2, Pp 135-140 (2017)
The leather processing industry is known as an important source of environmental pollution, due to the large amount of waste generated. In this respect there are efforts concerning recovering and capitalizing of these wastes in order to subsequently
Externí odkaz:
https://doaj.org/article/298c06d4045b41e38f0bdff008a5ad78
Publikováno v:
Annals of the University of Oradea: Fascicle of Textiles, Leatherwork, Vol XVII, Iss 2, Pp 203-208 (2016)
The aim of this paper is the obtaining of value-added products from the dust resulted from chamois leather buffering, a solid waste that raises serious disposal problems, due to its physical state and complex chemical composition. Starting from leath
Externí odkaz:
https://doaj.org/article/13fa90876f24482a91d21ae3e8ba4d0e
Publikováno v:
Annals of the University of Oradea: Fascicle of Textiles, Leatherwork, Vol XV, Iss 2, Pp 7-12 (2014)
Recovery and reuse of wool and hair waste is a challenge with the ultimate goal environment protection. One of the early stages of the recovery process is the operation of scouring-degreasing wool and human hair waste. In recent decades the use of ul
Externí odkaz:
https://doaj.org/article/652f03463ce243ec935f474d6160b5cd
Publikováno v:
Annals of the University of Oradea: Fascicle of Textiles, Leatherwork, Vol XIX, Iss 2, Pp 121-126 (2018)
Radio frequency fields (RF fields) have well-established uses in the manufacturing industries, as environmentally friendly heat sources. Synthetic polymer films can benefit from RF fields in several operations of the processing train, like gelificati
Publikováno v:
Annals of the University of Oradea: Fascicle of Textiles, Leatherwork, Vol XIX, Iss 1, Pp 121-126 (2018)
Plastified polyvinyl chloride (PVC) films are largely used in the clothing and footwear industries. The composition of the PVC-based blend and the curing stage determine the main characteristics of the final films. Lately, radio frequency fields (RF
Publikováno v:
Annals of the University of Oradea: Fascicle of Textiles, Leatherwork, Vol XVI, Iss 1, Pp 105-110 (2015)
The purpose of this paper was to obtain certain PVC films with improved hygienic properties, with applications both in the artificial leather industry and in other domains. This was done by introducing certain hydrophilic auxiliaries with free chemic
Publikováno v:
Annals of the University of Oradea: Fascicle of Textiles, Leatherwork, Vol XV, Iss 1, Pp 127-132 (2014)
Leather industry is a relatively large source of waste from raw material, so skin waste recovery is a goal of clean technologies. Capitalization of skin waste aims to obtain: chemical auxiliaries, technical articles, hydrolyzed protein, artificial le
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