Cellulose aether est polymer compositis cum an aether structuram de Cellulose. Quisque glucosyl anulum in Cellulose Macromolecule continet tres hydroxyl coetus, primaria hydroxyl coetus in sextus carbon Atom, in secundarium hydroxyl coetus in secunda et tertia carboni, et hydrogen in Hydroxyl et tertio, et in Hydrogen in Hydroxyl et in Hydrogarbon in Hydroxyl, et in Hydrogarbon in Hydroxyl, et in hydrocarbon in Hydroxyl, et in Hydrogarbon in Hydroxyl in aether, et in Hydrogen in Hydroxyl, et in Hydrogarbon in Hydroxyl cellulosa aether, et in Hydrogen in Hydroxyl, et in Hydrogarbon in Hydroxyl cellulosa et derivationes sunt.
Applicationem de Cellulose aether
I. ædificationem materiales Celluloso aether
Cellulose aether notum est "Industrial Monosodium glutamate." Gratias ad optimum crasso, aqua retention et retardare possessiones, quod late solebat amplio et optimize paratus-mixta cæmento, PVC resin vestibulum, LATEX pingere, Putty Pulvis et alia Aedificium Material Product. Gratias ad emendationem patria est scriptor Urbanization gradu, in celeri progressionem ad aedificationem materiae industria, in continua lenimentus de gradu ex constructione mechanization, et augendae environmental praesidium in non-ionic cellulis aethere in agro aedificationem materiae.
II. PHARMACEUTICICUS PROFECTUS Cellulose aether
Cellulose aether late in film coatings, adhesives, pharmaceutical films, unguenta, dispersantibus, vegetabilis capsules, sustinetur et controversia release apparatu et aliis agris pharmaceuticals. Sicut ossa materiam, Cellulose aether habet munera prolonging ad medicamento effectus et promovendi medicamento dispersionem et dissolutionem; Ut a capsule et coating, potest vitare degradationem et crucem-vinculum et curing reactiones, et est momenti rudis materia ad productionem pharmaceutical excipients. Et applicationem technology de PHARMACEUTICAL gradus Cellulose aether est mature in developed terris.
III. Cibum PROFECTUS Cellulose aether
Cibum-gradus Cellulose aether cognoscitur tutum cibo ELOGIUM. Potest adhiberi ut cibum Thickener, stabilitorque et moisturizer ad spissior retinere aquam et amplio gustum. Hoc est late in developed terris, maxime ad piststuffs piststuffs, collagen casings, non-lacticiniis crepito, fructus sucus, sauces, cibum et alia dapibus products, frixum cibis, etc.
Cellulosose Aether Production Processus
I. hydroxyethyl methylcellosa
A praeparatio modum hydroxyethyl methylcellosus, modum est uti probatos bombacio sicut rudis materiam et ethylene cadmiae ut etherification agente ad parare hydroxyethyl Methylcellosus. The weight parts of raw materials for preparing hydroxyethyl methyl cellulose are as follows: 700-800 parts of toluene and isopropanol mixture as solvent, 30-40 parts of water, 70-80 parts of sodium hydroxide, 80-85 parts of refined cotton, ring 20-28 parts of oxy-ethane, 80-90 parts of methyl chloride, 16-19 parts of glacial acetic Acidum; In specifica gradus sunt:
Primum gradum in reactionem olestle, addere toluene et isopropanol mixtisque, aqua et sodium hydroxide, calor usque ad 60-80 ° C, ut calidum in 20-40 minutes;
Secundum gradum, alkalization: refrigescant super materiae ad 30-50 ° C, addere probaverunt bombacio, imbre toluene et isopropanol mixtisque solvente, vacuoize ad 0.006mpa, implete in III supplementum et tortor, et tortor, et exequi et tortor III, et tortor, et exequi, et tortor III, et tortor, et exequi, et patefacta in III post tortor. Alkalinization, alkalization condiciones sunt: alkalization tempus est II horis, alcalization temperatus est XXX ℃ L ℃;
Tertium gradum, etherification: post alkalization perficitur, reactor est evacuata ad 0.05-0.07MPA et ethylene cadmiae et methyl chloride additur 30-50 minutes; Primum scaena de Ethereation: 40-60 ° C, 1.0-2.0 horis, in pressura est imperium inter 0.15.3MPA; Secundum scaena etherification: LX ~ XC ℃, 2.0 ~ 2.5 horis, in pressura est imperium inter 0.40.8MPA;
Et quartus gradus, neutralization: addere mensurata glacialem acetic acidum in antecipitiis in praecipitationis, torcular in Athere Material ad neutralization, ad temperatus ad CII ° C, et PH valorem est LXVIII cum Desolventation est: Et Desolentization tristique est repleti XC ℃ ~ C ℃ ICTUS aqua tractata a vicissims Osmosis fabrica;
Quintus gradus, centrifuga baptismata: in materia in quarta gradus est centrifuge per horizontalem stupra et in separata materia transfertur ad baptismata cisternina repleti calida aquae in antecessum ad baptismata mox impleta calida aquae in laterem de materia;
Sextus gradus, centrifuga siccatio: lotis materiae non est in dryer per horizontalem stupra et centrifuge, et exaruit ad 150-170 ° C et exaruit materia est oppressi et packaged.
Comparari cum existentium Cellulose aether Lorem technology, in praesens invention utitur ethylene cadmiae quod etherification agente ad parare hydroxyethyl methyl cellulosa, quae habet bonum rubigo resistentia propter continet hydroxyethyl coetus. Hoc est bonum viscosity stabilitas et aurugine resistentia durante diu term repono. Potest esse pro aliis Cellulose aether.
II. Hydroxypropyl methylcellulose
(I) tractare bombacio linters et lignum pulpam fibris cum caustic nitri, tunc agere cum Mono-chlorometricus et propylene cadmiae successive, conflatur et pulverize;
(II) est adeptus est in ageretur opportunitate gradu de METHYL Cellulose cum sodium hydroxide, reagens cum propylene cadmiae sub altum temperatus et princeps pressura ad specimen campester et conflantur. Molecular pondus ranges a X 000 ad I D 000.
Post tempus: Apr-07-2023