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Determination of the recovered-fiber content in paperboard samples by applying mid-infrared spectroscopy
(2015-04-01)
Article.
Accés obert
Article.
Accés obert
Paperboard is widely used in different applications, such as packaging and graphic printing, among others. Consumption of recycled paper is growing, which has led the paper-mill packaging industry to apply strict quality ...
Optimal sizing of a hybrid grid-connected photovoltaic and wind power system
(2015-09-15)
Article.
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Article.
Accés obert
Hybrid renewable energy systems (HRES) have been widely identified as an efficient mechanism to generate electrical power based on renewable energy sources (RES). This kind of energy generation systems are based on the ...
Measuring the Environmental Footprint of Leather Processing Technologies
(2017-10-01)
Article.
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Article.
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Environmental and cost optimal design of a biomass–Wind–PV electricity generation system
(2018-10-01)
Article.
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Article.
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This work describes a methodology to optimize a grid-connected hybrid renewable energy system (HRES) that hybridizes photovoltaic, wind and forest biomass energy sources taking into account cost and environmental impact ...
Biotechnological sequestering of chromium(III) From Post-Tanning Effluents: First Results
(2010-07)
Article.
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Article.
Accés obert
Heavy metals in waste waters and sludge may cause significant environmental problems, and it is known that conventional recovery technologies cannot always achieve satisfactory treatment. For example, they are inappropiate ...
Removal of chromium (III) from tannery wastewaters with acidophilic fungi
(2014-01)
Article.
Accés restringit per política de l'editorial
Article.
Accés restringit per política de l'editorial
Conventional methods for chromium removal from industrial effluents may be limited by technological or economical constraints, especially when they are applied to dilute metal solutions. Thus, biotechnological processes, ...
Small-scale production of straight vegetable oil from rapeseed and its use as biofuel in the Spanish territory
(2010-01)
Article.
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Article.
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Biofuels nowadays are an important topic of study. The most significant point is the availability of bioethanol or biodiesel and their production from different raw materials. It is already known that
large scale production ...
A Simple Test to Determine the Propensity of a Sample of Leather to the Formation of Chromium(VI)
(2018-02-01)
Article.
Accés restringit per política de l'editorial
Article.
Accés restringit per política de l'editorial
Inter-laboratory study on formaldehyde determination by HPLC
(2008)
Article.
Accés restringit per política de l'editorial
Article.
Accés restringit per política de l'editorial
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 ...
Application of highly carboxylate resins in aqueous emulsion for leather coating avoiding the use of isopropyl alcohol
(2016-08-15)
Article.
Accés obert
Article.
Accés obert
Today, the first stages of the finishing processes of buffed cattle hides or full loose grain – known as impregnation – are largely carried out with acrylic resins and penetrating agents (typically, a mixture of surfactants ...