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lactide
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Lactide — is the cyclic di ester of lactic acid, i.e., 2 hydroxypropionic acid. Lactic acid can not form a lactone as other hydroxy acids do because the hydroxy group is too close to the carboxylic group. Instead, lactic acid first forms a dimer, which is… … Wikipedia
Lactide — Lac tide, n. [Lactic + anhydride.] (Chem.) A white, crystalline substance, obtained from lactic acid by distillation, and regarded as an anhydride; also, by extension, any similar substance. [1913 Webster] … The Collaborative International Dictionary of English
lactide — ● lactide nom masculin Composé C6H8O4, obtenu par déshydratation cyclique de l acide lactique … Encyclopédie Universelle
lactide — dilaktidas statusas T sritis chemija formulė Formulę žr. priede. priedas( ai) Grafinis formatas atitikmenys: angl. dilactide; lactide rus. дилактид; лактид ryšiai: sinonimas – laktidas sinonimas – 3,6 dimetil 1,4 dioksacikloheksan 2,5 dionas … Chemijos terminų aiškinamasis žodynas
lactide — laktidas statusas T sritis chemija apibrėžtis Vidinis ciklinis esteris, susidedantis iš kelių hidroksirūgšties molekulių. atitikmenys: angl. lactide rus. лактид … Chemijos terminų aiškinamasis žodynas
lactide — (la kti d ) s. m. Terme de chimie. Corps qui se forme pendant la distillation sèche de l acide lactique. ÉTYMOLOGIE Lat. lac, lait … Dictionnaire de la Langue Française d'Émile Littré
lactide — lac·tide … English syllables
lactide — ˈlakˌtīd, tə̇d noun ( s) Etymology: International Scientific Vocabulary lact + anhydride; probably originally formed in French 1. : a crystalline dilactone C6H8O4 formed from two molecules of lactic acid by self esterification 2 … Useful english dictionary
Polylactic acid — The skeletal formula of poly(lactic acid) Poly(lactic acid) or polylactide (PLA) is a thermoplastic aliphatic polyester derived from renewable resources, such as corn starch (in the United States), tapioca products (roots, chips or starch mostly… … Wikipedia
LACTIDES — Famille d’esters qui sont formés par condensation interne et cyclisation, avec élimination d’eau, de deux molécules d’un 見 hydroxyacide ou de son anhydride. Les lactides ont pour formule générale: Le premier composé de cette série est le lactide… … Encyclopédie Universelle
