tlham Characteristic cmc je

tlham characteristic cmc je
chenmoH 'eblIj materials tlhol 'elbogh jen polymerization cellulose ether cellulose, caustic soda 'ej chloroacetic pey, compound molecular ngI' vo' wa'SanID 'uy' ranging cmc. cmc chIS pagh yellowish 'och tIq, granular pagh fibrous Sub, odorless, tasteless, QI'yaH-SuQ. cmc 'eblIj jen molecular chemical substances bIQ swelling, qaStaHvIS bIQ chenmoH transparent Hum glue, watersuspension p h nIv 6.5 swelling ~ 8.5. wej ngoS substance alcohol, ether, acetone 'ej chloroform 'ej solvents organic latlh. relatively ngaDmoH qaStaHvIS QaD ringenvironment, laH choq poH nI' Sub cmc wov 'ej pa' Hat. 'elbogh indicators cmc laHlIj 'aD je qechmeyDaj Huj polymerization (dp) qechmeyDaj Huj substitution (ds). So'meH ghom motlhbogh refers connection pa' Hoch unit cellulose substitution qechmeyDaj Huj carboxymethyl sodium waw'. glucose anhydride cellulose molecules 3 alcohol ghom: 1 primary 'ej 2 secondary alcohol alcohol. laH SoQHommey 3 alcohol radicals je chloride sodium acetate. ghaH yIteb alcohol SoQHommey job activity ghom, vaj wa'DIch ngaSwI' yuvtlhe' wIngaQmoHta'DI' substituent reactant molecules chaH 'ab chenmoH ghom. ngaSwI' yuvtlhe' 3 'ach pa' industry lo' 'aqroS qechmeyDaj Huj wIngaQmoHta'DI' largest qechmeyDaj Huj substitution 0.5 ~ 1.2 cmc. generally speaking d s pIm, cmc tlhoQ je pIm: d s 'u', Dunmo' transparency 'ej stability taS; HeghDI' d s > 0.3 soluble neH aqueous alkaline taS; ds = 0.7, soluble pa' tuj glycerine; HeghDI' d s > QaQ, 'ej wej precipitate 0.8, vaj pey resistance salt resistance.
refers cellulose mIr 'ab, viscosity size qIlmeH pIj qechmeyDaj Huj polymerization. cellulose mIr nI'qu' taS viscosity 'u', vaj cmc taS. linear tlham exhibits cmc molecule.
size cmc viscosity 'ej ph, 'ab poH, presence pagh absence salt latlh factors 'ej tuj. fluid pseudoplastic, je ghur shear rate, apparent viscosity chagh 'eS, pagh vay' Data'nISbogh je shear poH, ghorgh mev shear SIbI' SabHa' original viscosity taS. 140 laH withstand QaD cmc ~ 150 Hat tup puS; je HochHom taS rap
ghorgh [taH m [taH taS, qaSpu'DI' recovery, cooling ghur, viscosity Hat reducing 'ach cmc Dev viscosity reduce 'ej degradation chaq luH tIq poH DeSDu' jen Hat. ghaH taS p h lo'laHghach nup, pum viscosity, vaj ghu'vam muHIvtaHbogh acidic ph je carboxyl suppressed ionization viscosity nup ghot'e'; salts 'ej cmc reaction, baS 'op cellulose glycollic pey baS salt precipitation corresponding. aluminum salt, tin salt 'ej Dev salt, gao tieyan, silver, salt 'ej zirconium yandu copper precipitation cmc, taS viscosity [taH mc 'ej salt SoQHommey not ghaH luj; calcium salt magnesium 'ej salt reaction precipitation, vaj laH ngat bIQ; alkali baS salt taS viscosity reduce puj concentration alkali baS salt presence pIj 'ach taS. ghaH qaStaHvIS 'op vabDot Hegh'e' gelation je viscosity ghur Dabbogh Hoch'e' HoS concentration. cmc 'oHbe' soluble neH organic solvents, naH jajmeymaj chaq reaction 'op swelling lIng 'ach pagh ngoS cmc; cmc hygroscopic Hap 'u', qaStaHvIS choptaHvIS jejlaw' lan, 12 vatlhvI' laH absorb QaD cmc ~ cmc qup susceptible microbial action QaD 25 vatlhvI' bIQ, 'ej 'angbogh Da biological degradation, viscosity nup laH luH aqueous taS pong bacteria. Qo'noS cmc je absorbent bang colloid. ghaH Hoch colloid. loQ addition laH je lo' cmc taS pa' adhesives, gel Duy, Duy ghomHa' Duy 'ej mIllogh qonwI' qoSta' Duy Dumerbe' ngaDmoH.