نتایج جستجو برای: paints

تعداد نتایج: 2292  

Journal: :Scientific American 1878

Journal: :Journal of the Japan Society of Colour Material 1975

Journal: :Scientific American 1900

Journal: :Pharmaceutics and pharmacology research 2022

Paints are used to protect and prolong the life of natural synthetic materials as it acts a barrier against environmental conditions. contain extenders, solvents, pigments, binders, some additives. The objective is improve physical properties current matt paint formulation. contents acrylic white emulsion known be 25%Pigments, 12% Extender 5% Additives, 44% Solvents, 14% Binders. [2]. Binders m...

Journal: :The Science of the total environment 2016
Andrew Turner Kevin R Solman

Dry weight concentrations of lead in paints on a variety of structures in the urban and suburban environs of a British city (Plymouth, south west England) were determined in situ and ex situ by field-portable X-ray fluorescence spectrometry. Lead was detected in 221 out of 272 analyses, with overall median and mean concentrations of 4180 μg g(-1) and 29,300 μg g(-1), respectively, and a maximum...

Journal: :British journal of industrial medicine 1991
D Rempel J Jones M Atterbury J Balmes

Epoxy resin systems have been associated with occupational asthma in several case reports, but medical publications contain little on the potential adverse respiratory effects of these chemicals in exposed worker populations. To further evaluate the association of workplace exposure to epoxy paints and respiratory dysfunction, the cross workshift changes in pulmonary function and symptoms of 32...

Journal: :Environmental Health Perspectives 1991
A van Faassen P J Borm

Water-based construction paints may have beneficial effects toward man's occupational and general environment when compared to traditional paints that contain large amounts of organic solvents. The aim of this study was to describe the health hazards of the application of these alternative paints. The composition of these paints was obtained by a questionnaire survey among the main producers an...

H. Zahloul M. Mendas S. Benayoun Z. Madaoui

In the vast Algerian Sahara, the climate is typically desert, characterized by heat and dryness all year, which contributes to a very pronounced aridity. The aim of this study is to investigate the impact of this arid environment on automotive paints. Four paint samples with different durations of use were tested. Initially, a visualization of the surface condition by optical microscopy and...

2009
Émilien Pelletier Claudie Bonnet Karine Lemarchand

Ecological concerns about antifouling paints containing non-green tin and copper compounds have highlighted the need for environmentally friendly alternatives. We report here a field test conducted in estuarine waters over two months designed to evaluate the efficiency of a number of active natural and man-made chemical ingredients added into a silicon-polyurethane marine paint. Early steps of ...

2006
Jakub M. Milczarek Grzegorz Zadora Janina Zięba-Palus Paweł Kościelniak

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