Essential Guide to Proper Use of Varnishes and Fixatives for Art Preservation
An instructional article details correct methods for applying varnishes and fixatives to preserve artworks. Varnishes are intended for oil and acrylic paintings, while fixatives are designed for dry media like pastels, charcoal, and colored pencils. The piece warns against improper techniques, such as applying products in unsuitable environments, which can lead to damage like cracking or discoloration. It outlines specific application steps, including maintaining proper humidity and ventilation, and notes the availability of non-toxic alternatives. Recommendations for storing works on paper using glassine paper are provided. The information is based on consultation with technical expert Ed S Brickler of Chartpak.
Key facts
- Varnishes are for oil and acrylic paintings; fixatives are for dry media like pastels and charcoal.
- Improper application can cause artworks to crack or discolor over time.
- Application requires controlled conditions: humidity below 65% and temperatures of 55-60°F.
- Non-toxic fixative alternatives are available for safer use.
- Art on paper should be stored flat with glassine paper for protection.
Entities
Artists
Institutions
- Chartpak