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An alumina effect pigment is a pearlescent pigment based on alumina (aluminium oxide). It is used for decorative purposes on paints and plastics, giving them a matte ...
Large tonnages of aluminium hydroxide, from which alumina is derived, are used in the manufacture of zeolites, coating titania pigments, and as a fire retardant/smoke suppressant. Over 90% of aluminium oxide, termed smelter grade alumina (SGA), is consumed for the production of aluminium, usually by the Hall–Héroult process.
Car shape model varnished with an effect pigment based on an alumina substrate (Xirallic) Xirallic is an alumina effect pigment made of aluminum oxide platelets covered with titanium oxide that shows a strong glitter effect with a distinct shimmering behavior. [1] [2] It was developed and patented by researchers of the company Merck KGaA in ...
Aluminium (or aluminum in North American English) is a chemical element; it has symbol Al and atomic number 13. Aluminium has a density lower than that of other common metals , about one-third that of steel .
Pigments for sale at a market stall in Goa, India. A pigment is a powder used to add color or change visual appearance. Pigments are completely or nearly insoluble and chemically unreactive in water or another medium; in contrast, dyes are colored substances which are soluble or go into solution at some stage in their use.
Also known as Allura Red AC, Red Dye No. 40 is often combined with aluminum to create Red 40 Lake, a non-water-soluble form ideal for products like chewing gum. Is Red Dye 40 safe?
This is an accepted version of this page This is the latest accepted revision, reviewed on 19 January 2025. "Skin pigmentation" redirects here. For animal skin pigmentation, see Biological pigment. Extended Coloured family from South Africa showing some spectrum of human skin coloration Human skin color ranges from the darkest brown to the lightest hues. Differences in skin color among ...
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