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De pagina "Lightfast" aanmaken op Wikipedia.
te produceren onder de naam Monastral fast blue. Het fast staat voor lightfast, "lichtecht". Het was de eerste keer sinds synthetisch ultramarijn een...19 kB (2.620 woorden) - 6 jan 2024 12:23
Resultaten uit de Engelse Wikipedia.
- Lightfastness is a property of a colourant such as dye or pigment that describes its resistance to fading when exposed to light. Dyes and pigments are...15 kB (1.500 woorden) - 16 feb 2024 21:09
- student-grade to professional-grade. Concentration of pigments in the core, lightfastness of the pigments, durability of the colored pencil, and softness of the...15 kB (1.699 woorden) - 26 apr 2024 14:21
- uses gum arabic and/or dextrin as a binder, and use inexpensive and less lightfast pigments more coarsely ground, with added brighteners to make the paints...2 kB (218 woorden) - 29 aug 2023 15:13
- Verdigris pigment is lightfast in oil paint, as numerous examples of 15th-century paintings show. However, its lightfastness and air resistance are...19 kB (2.046 woorden) - 11 jun 2024 20:18
- increased the spectrum of available colors, and many have a high level of lightfastness. When oil paint was first introduced in the arts, basically the same...16 kB (2.183 woorden) - 20 jun 2024 04:03
- name. Many lake pigments are fugitive because the dyes involved are not lightfast. Red lakes were particularly important in Renaissance and Baroque paintings;...6 kB (738 woorden) - 11 jan 2024 03:56
- manufactures ordinary stick pastels. Derwent Signature was a range of lightfast pencils, available in 60 colours (Signature Watercolour pencils came in...6 kB (531 woorden) - 24 mrt 2024 18:19
- Monet, and Post-Impressionists such as Vincent van Gogh. It is stable and lightfast and also compatible with all other pigments. Maxfield Parrish, partially...10 kB (1.007 woorden) - 17 mei 2024 22:04
- has no known health hazards and is considered non-toxic, with an ASTM lightfastness rating of I. It is more opaque and less toxic than other black pigments...2 kB (198 woorden) - 6 jan 2024 03:06
- green paints from antiquity until c. 1800. The pigment is moderately lightfast, sensitive to acids, and varying in color. This natural form of green...25 kB (2.441 woorden) - 30 mei 2024 14:31
- rhodamine B. They are mainly used to dye paper and inks, but they lack the lightfastness for fabric dyeing. Aside from their major applications, they are often...7 kB (732 woorden) - 9 mei 2024 16:16
- grades and 2000-series aluminium-copper alloys. Another concern is the "lightfastness" of organic dyestuffs—some colours (reds and blues) are particularly...34 kB (4.392 woorden) - 28 apr 2024 05:48
- but it has now been adopted by the printing industry as measure of lightfastness of ink colourants. The American Association of Textile Chemists and...3 kB (386 woorden) - 12 mrt 2024 03:22
- century but was not deemed sufficiently lightfast for artistic use. Cobalt violet is the only truly lightfast purple pigment with relatively strong color...40 kB (4.697 woorden) - 15 jun 2024 18:58
- development and production of high quality art pencils. In recent years, high lightfastness has become an issue of increasing importance to artists, and Cretacolor...1 kB (97 woorden) - 18 jul 2023 16:27
- properties, mainly in the yellow to red range, as well as good lightfastness. The lightfastness depends not only on the properties of the organic azo compound...11 kB (1.215 woorden) - 25 apr 2024 05:52
- original vermilion) with greatly improved lightfastness. Cadmium pigments are known for excellent lightfastness, although the lighter shades can fade in...16 kB (1.572 woorden) - 25 feb 2024 01:38
- pigments are fugitive, artists have long sought a more permanent and lightfast replacement for rose madder and alizarin. Alternative pigments include:...12 kB (1.335 woorden) - 24 jan 2024 20:24
- for colour fastness before using bleach or other cleaning products. Lightfastness, wash fastness, and rub fastness are the main forms of colour fastness...8 kB (862 woorden) - 10 mei 2024 05:15
- same period, industrial chemistry radically expanded the color range of lightfast synthetic pigments, allowing for substantially improved saturation in...29 kB (3.915 woorden) - 12 jun 2024 23:36
- blue pigment is significant since it was the first stable and relatively lightfast blue pigment to be widely used since the loss of knowledge regarding the...45 kB (4.832 woorden) - 2 jun 2024 16:58