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Study of the effect of temperature, relative humidity and UV radiation on chrome-tanned leather ageing
(2012-06-01)
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Article.
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Since leather is strongly affected by three main environmental parameters: temperature, relative humidity and UV radiation, this piece of research focuses on the effect that these three factors have on chrome-tanned leather ...
Inter-laboratory study on formaldehyde determination by HPLC
(2008)
Article.
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Article.
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The colorimetric determination of formaldehyde in a water extract of a leather sample is a procedure that has been criticized because of possible interferences of other aldehydes and coloured substances that could interfere ...
Optimal Sample Preparation for the Analysis of Micrometric Heterogeneous Samples
(2015-05-29)
Article.
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Article.
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Precise microanalytical techniques are essential in many
fields such as cultural heritage materials, showing complex layered
microstructures containing a wide range of materials of diverse nature
and hardness. Noninvasive ...
Waste water reutilization in the leather industry using membrane technology
(2009)
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This paper documents a technical feasibility study opf tannery wasterwater which was reclaimed (treated) and reutilized in tannery leather making processes. The studied waste water was processed in the waste water treatment ...
Determination of hexavalent chromium in leather by ion-exchange chromatography
(2014-09-01)
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The determination of traces of hexavalent chromium in leather and in leather consumer goods is carried out by ion-exchange chromatography. Samples are extracted at pH7.5-8 with a phosphate buffer, according to the method ...
Comparison of weathering variables on chrome-tanned and wet-white leather ageing
(2012-02-08)
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Article.
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Leather is a natural material that can be used in different environments and often under aggressive environmental conditions that may cause premature ageing. The most important factors influencing the degradation of leather ...
Micro infrared spectroscopy discrimination capability of compounds in complex matrices of thin layers in real sample coatings from artworks
(2015-01)
Article.
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Article.
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The presence of coating on manufactures either to protect them from the environment, or to give them specific properties—as well as simply to change their aspect—has been shown to be a constant practise throughout history. ...
Determination of fungicides in residual tanning floats using solid phase micro extraction
(2013-02-04)
Article.
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Article.
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Solid-phase microextraction (SPME) was optimized for extraction of the leather preservative agents 2-(thiocyanomethylthio)-benzothiazole (TCMTB), 4-chloro-3-methylphenol (PCMC), 2-phenylphenol (OPP), 2-Octyl-3(2H)-isothiazolone ...
Comparisonof the effect of the tropical test on both chrome-tanned and wet-white upholstery leather
(2011)
Article.
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Article.
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Automotive upholstery leather can undergo extreme environmental conditions that may cause premature ageing. Leather is strongly affected by three main environmental parameters: temperature,relative humidity and UV radiation. ...
Evaluation of a lime-mediated sewage sludge stabilisation process. Product characterisation and technological validation for its use in the cement industry
(2012-03)
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This paper describes an industrial process for stabilising sewage sludge (SS) with lime and evaluates the
viability of the stabilised product, denominated Neutral, as a raw material for the cement industry. Lime
not only ...