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  2. Barium sulfate - Wikipedia

    en.wikipedia.org/wiki/Barium_sulfate

    Barium sulfate (or sulphate) is the inorganic compound with the chemical formula Ba SO 4. It is a white crystalline solid that is odorless and insoluble in water. It occurs in nature as the mineral barite, which is the main commercial source of barium and materials prepared from it. Its opaque white appearance and its high density are exploited ...

  3. Gelatin silver print - Wikipedia

    en.wikipedia.org/wiki/Gelatin_silver_print

    The second layer is the baryta, a white opaque coating made primarily from gelatin and barium sulfate. Its purpose is to cover the paper fibers and form a smooth ...

  4. Color of chemicals - Wikipedia

    en.wikipedia.org/wiki/Color_of_chemicals

    colorless (hot and cold), opaque: colorless, opaque Antimony: colorless, yellow or brown (hot) gray and opaque Barium: colorless: Bismuth: colorless, yellow or brownish (hot) gray and opaque Cadmium: colorless: gray and opaque Calcium: colorless: Cerium: red (hot) colorless (hot and cold) Chromium: dark yellow (hot), green (cold) green (hot and ...

  5. Surfactants in paint - Wikipedia

    en.wikipedia.org/wiki/Surfactants_in_paint

    Paint has four major components: pigments, binders, solvents, and additives. Pigments serve to give paint its color, texture, toughness, as well as determining if a paint is opaque or not. Common white pigments include titanium dioxide and zinc oxide. Binders are the film forming component of a paint as it dries and affects the durability ...

  6. Opacifier - Wikipedia

    en.wikipedia.org/wiki/Opacifier

    Tablet with opaque blister packaging. An opacifier is a substance added to a material in order to make the ensuing system opaque. An example of a chemical opacifier is titanium dioxide (TiO 2), which is used as an opacifier in paints, in paper, and in plastics. It has very high refraction index (rutile modification 2.7 and anatase modification ...

  7. Every Crafter Needs This Nostalgic Fabric Paint - AOL

    www.aol.com/lifestyle/choose-fabric-paint-next...

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  8. List of inorganic pigments - Wikipedia

    en.wikipedia.org/wiki/List_of_inorganic_pigments

    Paris Green: It was manufactured in 1814 to be a pigment to make a vibrant green paint; Cadmium pigments. Cadmium green: a light green pigment consisting of a mixture of cadmium yellow (CdS) and chrome green (Cr 2 O 3). Chromium pigments. Chrome green (PG17): anhydrous chromium(III) oxide (Cr 2 O 3). Viridian (PG18): hydrated chromium(III ...

  9. Radiocontrast agent - Wikipedia

    en.wikipedia.org/wiki/Radiocontrast_agent

    Barium sulfate, an insoluble white powder, is typically used for enhancing contrast in the GI tract. Depending on how it is to be administered the compound is mixed with water, thickeners, de-clumping agents, and flavourings to make the contrast agent. As the barium sulfate doesn't dissolve, this type of contrast agent is an opaque white mixture.