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Useful english dictionary. 2012.
cuprammonium rayon — noun : a rayon made from cellulose dissolved in cuprammonium solution * * * cuprammonium rayon noun Artificial silk made by dissolving cellulose in cuprammonium • • • Main Entry: ↑cuprammonium * * * cu|pram|mo|ni|um «KYOO pruh MOH nee uhm», noun … Useful english dictionary
cuprammonium — [kypʀamɔnjɔm] n. m. ÉTYM. XXe; cf. cupro ammoniaque, 1890; de cupr , et ammonium. ❖ ♦ Chim. Solution d hydrate cuivrique dans l ammoniaque, appelée aussi liqueur de Schweitzer, utilisée comme solvant de la cellulose … Encyclopédie Universelle
regenerated cellulose — noun : cellulose obtained in a changed form by sulfuric acid or other chemical treatment of an extruded coagulated solution (as of viscose or cuprammonium solution) or a stretched acetate fiber regenerated cellulose and acetate fibers see… … Useful english dictionary
copper oxide — noun an oxide of copper • Hypernyms: ↑oxide * * * noun : any oxide of copper: as a. : the oxide Cu2O that occurs naturally as cuprite and is obtained as red or yellow crystals or powder by oxidation of copper in a furnace or by electrolysis and… … Useful english dictionary
copper hydroxide — noun : a hydroxide or hydrated oxide of copper; specifically : the hydroxide Cu(OH)2 obtained as a blue precipitate by the action of alkali on cupric salt solutions or as blue crystals and used chiefly as a mordant and in preparing cuprammonium… … Useful english dictionary
Schweizer's reagent — noun see cuprammonium solution … Useful english dictionary
industrial polymers, major — Introduction chemical compounds used in the manufacture of synthetic industrial materials. In the commercial production of plastics, elastomers, man made fibres, adhesives, and surface coatings, a tremendous variety of polymers are… … Universalium
cupri- — ou cupro ♦ Élément, du lat. cuprum « cuivre ». cupri , cupro élément, du lat. cuprum, cuivre , utilisé notam. pour former les noms d alliages à base de cuivre. ⇒CUPR , CUPRI , CUPRO , élément préf. Élément préf. correspondant à cuivre, formateur… … Encyclopédie Universelle
cupro- — cupri ou cupro ♦ Élément, du lat. cuprum « cuivre ». cupri , cupro élément, du lat. cuprum, cuivre , utilisé notam. pour former les noms d alliages à base de cuivre. ⇒CUPR , CUPRI , CUPRO , élément préf. Élément préf. correspondant à cuivre,… … Encyclopédie Universelle
cupr- — ⇒CUPR , CUPRI , CUPRO , élément préf. Élément préf. correspondant à cuivre, formateur de composés subst. ou adj. en chim., minér. et métallurgie. A. CHIM. et MINÉR. 1. Cupr + subst. autonome ou élément suff. à valeur subst. ou adj. : cuprammonium … Encyclopédie Universelle
