blue pigments. lavender blue pigment, ultramarine blue pigment, lime blue pigment, sky blue pigment, cobalt blue pigment, medium ultramarine blue pigment.Pigments are particles of fine material which have the function of modifying the colour of paints, coatings, mortars, lime or concrete, in which they are diffused. There are natural pigments and synthetic pigments. According to each pigment we will have a more or less strong colouring power. The colour of the binder will also have an influence on the final shade.
There are 9 products.
The cobalt blue pigment is a cobalt oxide (cobalt aluminate), of a primary, opaque clear blue, with a beautiful luminosity. It is the blue of choice for use in all painting techniques (acrylic, gouache oil, gums, resins, glues) because it is stable and covering, and is particularly suitable for fresco.
lime blue pigment
lime blue pigment is a polysulphurized sodium aluminosilicate (synthetic metal oxide fixed on a mineral base). Its color is rather purplish primary lavender blue. this pigment is compatible with all techniques and all binders. However, to dilute it, it will be necessary to add to it in addition to water a little household alcohol at 95 ° and liquid black soap.
sky blue pigment
the sky blue pigment is a mixture with a copper phthalocyanine which gives a primary light blue tone that is slightly green and quite soft, pastel. Compatible with all techniques and binders, only not suitable in flour paint, ocher paint because it changes color during cooking. Requires a little household alcohol at 95 ° to promote its dilution in water.
lavender blue pigment
the lavender blue pigment is a mixture of sodium aluminosilicate giving a light lavender blue color, slightly purplish. 75% natural pigment, mixes well in water binders. A dosage of 15% of the weight of lime paste, whitewash, gives a very soft pale lavender color. It is possible to further increase the dosage to have a more sustained shade up to about 30%
dark ultramarine blue pigment
the dark ultramarine blue pigment is a polysulfurized sodium aluminosilicate, an imitation of lapis lazuli, which gives a slightly purplish navy blue color. Equivalent to majorelle blue or guimet blue (its creator) or klein blue. It can be used in all techniques and all binders, however with lime or cement the paint or the plaster must be used during the day.
royal blue pigment
the royal blue pigment is a mixture of carbonates and iron oxides (copper phthalocyanine) which give a bright primary blue color. compatible with all binders and all techniques. In lime paste, a dosage of 20% of the weight of lime gives a sustained tone, we can go up to 30%, beyond that it will not color more. This pigment can be diluted quite well with water with a little liquid black soap.
medium ultramarine blue pigment
the medium ultramarine blue pigment is lighter and less purplish than the dark ultramarine blue pigment. It is compatible with all binders and all painting and coating techniques. A dosage in the lime paste at 20% of the lime weight will give a beautiful lavender blue, fairly sustained and more purplish than the lavender blue pigment. To mix it in water, it will be necessary to add a little liquid black soap and a little 95 ° household alcohol.
ercolano blue pigment
the ercolano blue pigment is an organic pigment fixed on a carbonate and a sulfate. its color is quite bright sky blue. It is compatible with all binders and all techniques. A dosage in the lime paste at 25% of the weight of the lime gives a bright and fresh sky blue color reminiscent of the colors used on the seaside. This pigment mixes perfectly well in water.
pastel blue pigment
pastel blue pigment . a slightly greyish blue pigment similar to Lectoure pastel blue (which is an organic-based pigment) when mixed with a white binder, such as lime, at a 20% dosage. With a transparent binder, it gives the colour of charette blue, used in the past to paint carriages to repel insects. This pigment has a good colouring power and can be diluted in water with a little liquid black soap. This pigment is compatible with all painting and plastering techniques.