Historically, almost all old paintings were coated with varnishes such as mastic or dammar. These materials, made from tree resin, essentially "wet" the surface of the painting and give colors more saturation,
Oil pastels are pigments ground in mastic with a variety of oils and waxes. They are used in a similar way to that of French pastels but are already fixed and harder, producing a permanent, waxy finish. Oil-pastel paintings are generally executed on white paper, card, or canvas. The colo...
you can use a ‘varnish’ brush but it is not essential. I wouldn’t recommend a decorators brush as it will show too many brush marks, you want a brush that is smooth to the touch so you can glide it over the surface.
Munch used a matt, dark blue crayon over the thin oil wash for the rendering of the sea in contrast to the medium-rich paint for the figures. There is an uneven distribution of UVA-induced greenish fluorescence present over the paint layers in some of the figures and the foreground (A.1...
Historically, in Western countries, natural resins (e.g., dammar, sandarac, and mastic) were employed to prepare varnishes, serving both as protective coatings and enhancers of the visual aesthetics of paintings [2], [3]. Over time, environmental factors like light, temperature, humidity, and...
Natural varnish:tree resins (Mastic and Dammar), fossil resins (Copal and Amber), and insect resin secretions (Shellac). Oiling out– this is where you paint a very thin coat of medium over the painting to bring the colours back to how they looked when you first painted them. ...
SSPC-Paint 25 Zinc Oxide, Alkyd, Linseed Oil Primer for Use Over Hand Cleaned Steel Blast Cleaned Steel SSPC-Paint 26 Slow-Drying Linseed Oil Black Maintenance Primer (Without Lead or Chromate Pigment) SSPC-Paint 27 Basic Zinc Chromate-Vinyl Butyral Wash Primer ...