Works of art, both two- and three-dimensional, made with modern acrylic paints can present difficult technical problems for conservators if a cleaning treatment is necessary. Because of the physical properties and composition of acrylic paints, dirt or grime can become tenaciously adhered to the surface. Most artists' acrylic paints, even when dried and aged, can be very sensitive to aqueous cleaning solutions, while non-polar organic solvents are often lacking in cleaning efficacy. In addition, there are a number of areas of uncertainty in the field related to the degree and significance of the effect of cleaning treatments on the original paint components. Read More

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