water glass


Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
Related to water glass: watch glass, Liquid glass

water glass

or

soluble glass,

colorless, transparent, glasslike substance available commercially as a powder or as a transparent, viscous solution in water. Chemically it is sodium silicatesodium silicate,
any one of several compounds containing sodium oxide, Na2O, and silica, Si2O, or a mixture of sodium silicates. Sodium orthosilicate is Na4SiO4 (or 2Na2O·SiO2); sodium meta
..... Click the link for more information.
, potassium silicate, or a mixture of these. It is prepared by fusing sodium or potassium carbonate with sand or by heating sodium or potassium hydroxide with sand under pressure. Water glass is very soluble in water, but the glassy solid dissolves slowly, even in boiling water. Water glass has adhesive properties and is fire resistant. It is used as a detergent; as a cement for glass, pottery, and stoneware; for fireproofing paper, wood, cement, and other substances; for fixing pigments in paintings and cloth printing; and for preserving eggs (it fills the pores in the eggshell, preventing entrance of air).

water glass

[′wȯd·ər ‚glas]
(inorganic chemistry)
References in periodicals archive ?
2 Fredrick Ramond's DaVinci water glass indoor lantern is finished in Mediterranean bronze.
The silverware and china were totally mismatched, and there was a lone paper napkin stuck in a water glass.
To make a PRINCE OF WALES: Combine 1 1/2 ounces of Cognac, 2 1/4 ounces of brut Champagne, 2 dashes of Angostura bitters and 2 dashes of Curacao, over two ice cubes in a stemmed water glass.
98 for twelve, B&Q; silver leaf glass candle holders, pounds 4 for three, Bhs; Etchings and Roses water glass, pounds 10 for two, Sanderson for Churchill China; black goblet, pounds 5, House of Fraser; background, russet linen throw, pounds 19.
Beimel was drinking from a water glass when it slipped out of his hand.
Second: While the soda drinker among us got a refill before he could finish his first glass, our water glass twice sat empty.
Gervais sniffed her water glass suspiciously, while another guest-presenter told her she was the weakest link.
Coffee, no creamer, then he's ready: light charcoal strokes, he crosshatches, shades in negative space, ponders the jaw line of the busboy who's considering a tip, nickels and pennies left by some wise- acre, planted inside a greasy water glass.
Once seated, a young man at a loss for words will too often fill the hiatus by propping a spoon against a knife handle and trying to flip it into his water glass.
SolidWorks software's parametric change capabilities are critical for this work: A beer mug, beer glass, wine glass, and water glass have similar but different multi-piece mold assemblies that must fit machines and support established processes.
In stock is applied (color powder) on the plaster, stucco and natural stone surfaces, a seed-Purkristalat system, two-component silicate paint, consisting of potash water glass (fixative) and potassium water glass resistant pigments.