-
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...
- uses gum
arabic and/or
dextrin as a binder, and use
inexpensive and less
lightfast pigments more co****ly ground, with
added brighteners to make the paints...
- student-grade to professional-grade.
Concentration of
pigments in the core,
lightfastness of the pigments,
durability of the
colored pencil, and
softness of the...
-
Verdigris pigment is
lightfast in oil paint, as
numerous examples of 15th-century
paintings show. However, its
lightfastness and air
resistance are...
-
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...
- name. Many lake
pigments are
fugitive because the dyes
involved are not
lightfast. Red
lakes were
particularly important in
Renaissance and
Baroque paintings;...
- Monet, and Post-Impressionists such as
Vincent van Gogh. It is
stable and
lightfast and also
compatible with all
other pigments.
Maxfield Parrish, partially...
- but it has now been
adopted by the
printing industry as
measure of
lightfastness of ink colourants. The
American ****ociation of
Textile Chemists and...
-
manufactures ordinary stick pastels.
Derwent Signature was a
range of
lightfast pencils,
available in 60
colours (Signature
Watercolour pencils came in...
-
grades and 2000-series aluminium-copper alloys.
Another concern is the "
lightfastness" of
organic dyestuffs—some
colours (reds and blues) are particularly...
