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1 цинксиликатные цементы
Medicine: silicate-zinc cementsУниверсальный русско-английский словарь > цинксиликатные цементы
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Glass ionomer cement — A Glass Ionomer Cement (GIC) is one of a class of materials commonly used in dentistry as filling materials and luting cements. These materials are based on the reaction of silicate glass powder and polyalkeonic acid. These tooth coloured… … Wikipedia
Dental cement — Dental cements are hard, brittle materials formed by mixing powder and liquid together. They are either resin cements or acid base cements. In the latter the powder is a basic metal oxide or silicate and the liquid is acidic. An acid base… … Wikipedia
Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… … Universalium
cement — 1. A layer of bonelike mineralized tissue covering the dentin of the root and neck of a tooth that serves to anchor the fibers of the periodontal ligament. SYN: cementum [TA], substantia ossea dentis, tooth c.. 2. In … Medical dictionary
bioceramics — Introduction ceramic products or components employed in medical and dental applications, mainly as implants and replacements. This article briefly describes the principal ceramic materials and surveys the uses to which they are put in… … Universalium
Fly ash — Photomicrograph made with a Scanning Electron Microscope (SEM): Fly ash particles at 2,000x magnification Fly ash is one of the residues generated in combustion, and comprises the fine particles that rise with the flue gases. Ash which does not… … Wikipedia
lead processing — Introduction preparation of the ore for use in various products. Lead (Pb) is one of the oldest metals known, being one of seven metals used in the ancient world (the others are gold, silver, copper, iron, tin, and mercury). Its low… … Universalium
Calcium aluminoferrite — (Ca2(Al,Fe)2O5) is a dark brown crystalline phase commonly found in cements. It also exists rarely in nature as brownmillerite.Properties of the pure phaseIn the absence of elements other than calcium, aluminium, iron and oxygen, calcium… … Wikipedia
silicophosphate cement — a mixture of silicate and zinc phosphate cements, formerly used as temporary filling material and for cementation of orthodontic bands, cast restorations, and porcelain jacket crowns; it has been replaced by resin cements and glass ionomer… … Medical dictionary
Cement kiln — Cement kilns are used for the pyroprocessing stage of manufacture of Portland and other types of hydraulic cement, in which calcium carbonate reacts with silica bearing minerals to form a mixture of calcium silicates. Over a billion tonnes of… … Wikipedia
phosphoric acid — Orthophosphoric acid; a strong acid of industrial importance; m.p. 42.35°C; dilute solutions have been used as urinary acidifiers and as dressings to remove necrotic debris. In dentistry, it constitutes about 60% of the liquid used in zinc… … Medical dictionary