lightfast


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lightfast

Descriptive of paint or pigment which is color-stable when exposed to sunlight.
References in periodicals archive ?
This in turn enables the powder coaters to utilize a broader pallet of lightfast, chemically resistant and non-toxic iron oxide pigments.
Produced by high-temperature calcination process, pigments are nonbleeding, chemically inert, lightfast, weather-resistant, and heat stable.
Long-lasting prints -- lightfast for three years outdoors without lamination with new UltraChrome GS2 Ink
Consequently we were not able to identify the chemical processes initiated by the ageing procedures of the lightfast test.
The pattern promises to be lightfast and the design is floral without frills.
And it is completely lightfast, non-combustible, breathable and environmentally friendly.
All pigments are lightfast and conform to ASTM D5098.
Ultra" Penetrating Very lightfast, stable dye stain can wipe on Stain--Dye Type wood, or mix with lac.
For coating industrial fabrics, non-woven materials and interlaced yarns in particular, the company has developed new grades of the thermoplastic polyurethane Desmopan that remain lightfast throughout the car's lifetime and can therefore by dyed any color.
The Art Portfolio Set, meanwhile, has six lightfast drawing pencils in varying degrees of hardness and darkness for all drawing techniques; six watercolor pencils that can be used wet for watercolor effects or dry for colored pencil drawings; 12 soft pastels in rich, opaque colors that are smooth and easy to smudge and blend; and an 8" x 10" pad of acid-free art paper.
The old painted walls of many buildings in Italy, Egypt and Greece attest to the fact that combinations of natural resins, oils, clays, and mineral or plant pigments can be both durable and lightfast.
Furthermore, they have found that the image, regardless of the substrate on which they have printed it, should be lightfast for 90 years.