Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A chemical agent added to a material, such as rocket propellant, to make it opaque.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun chemistry A
chemical agent added to a material, such as rocketpropellant , to make itopaque . - noun figuratively An
extraneous agent orvehicle which, intentionally otherwise, makes something opaque.
Etymologies
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Examples
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The finer the particle size of the opacifier, the better it works.
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It is important to make sure that the opacifier is well dispersed in the glaze.
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- Zircon (zirconium silicate, ZrSiO4) is the main opacifier, addition 10-30%.
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Glaze contains zirconium opacifier, which causes large amounts of gas.
11. Glaze problems 1993
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By ball milling the opacifier together with the glaze a good dispersion is assured.
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Opaque glazes cannot be made transparent without changing their formula (unless they are transparent glazes with opacifier added).
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The best opacifier is tin oxide, which will make most glazes opaque in additions of up to 7%.
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Other Ingredients: Medium chain triglycerides, Vitamin E, gelatin, glycerin, purified water, natural opacifier, Annato seed extract, in a patent pending proprietary base.
Wil's Ebay E-Store amp;34;Nutrition 2010
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Other Ingredients: Medium chain triglycerides, Vitamin E, gelatin, glycerin, purified water, natural opacifier, Annato seed extract, in a patent pending proprietary base.
Wil's Ebay E-Store amp;34;Nutrition 2010
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Vinyl made in Asia it is likely to contain lead oxide as a stabilizer (added to keep vinyl intact in presence of heat and ozone and light) and added also as an opacifier (providing a nice white tint base, much as lead-based paint does).
TreeHugger 2009
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