Khoom
Hydroxypropyl methyl cellulose; Casial No.: 9004-65-3
Txhais lus hais tias: Metrolose sh; dp 1208; Noigel 0215h; Mev; 3734-1; J; goniosol; 62683-26-5; hypromellose; ilmol); HydrohleTyls; -Hydroxyprophlsylcellulose; 2-hydroxyprodether (Holmc); HPMC (HPMC (HydroxyPropyl methyl cellulose); HydroxyPropyl cellulose;; hydroxy pratyl cellulose ??? (HPMC); Hydroxy Protureshyl cellulose cellulose; hydroxyprophly cellulose; Frin; Culminal 20000PFR; Methoflas PM; 8063-82-9; 943W; 71373-07-4; 137397-91-2; Alkaline; TC 5 (Cellulose derivative); HydroxyPropylropulosum; Walocel MW 60E; Fullbohdrate cov pos hniav; hpm Cov khoom siv 1002-53-93-93-8; Celacol HPM 33; 12673-53-97-97-1; 240s; marpolose 65mp4000; kev pab ua kom zoo, cellulropyl methylrothin etherly; (Ch3) 2ch); 68073-10-9; Methodm-petchulose 1810-33-5; Methyl Cellulose, Propylene Glycol Etaws; 2-HydroxyPropyl cellulose methyl ether; methocel k; hypromellosum [Inn-Latin];
Tshuaj Khoom ntawm HydroxyPropy Cellulose
Winds Ntag / Xim: Dawb rau cov hmoov dawb
Vapor siab: 0mmHg ntawm 25 ° C
● Melting point: 1.39
● Bowing taw tes: 1101.5 ° C ntawm 760 MMHG
Flash taw tes: 619.9 ° C
● Psa:0.00000
Wensity: 1.39
● LogP: 0.00000
● Chaw Nres Temp. ::room temp
● Solubility.:h2o: 50 mg / ml, ntshiab kom tsaus muag heev turbid, tsaus muag daj
● Dej Solubility.:Soluble
Cov Ntaub Ntawv Safty
● POTOSSGRAM (S):
● Cov kab mob txaus ntshai:
Protements Kev Nyab Xeeb Kev Nyab Xeeb: 24/25
Zoo siv
Nqe lus piav qhia:HydroxyPropy cellulose yog propylene glyycolulose nyob rau hauv uas ob pawg medrodropyl thiab methyl pawg yog khi rau cov tsiaj muaj dej ntawm cellulous los ntawm ethere sib txuas los ntawm kev sib txuas. HydroxyPropy cellulose cellulose yog synthesized los ntawm methyl cellulose los ntawm kev nqis tes ntawm alkali thiab propylene oxide. Cov khoom lag luam yog qhov dej txhawv soluble ether derivative ntawm cellulose uas muaj cov methoxy thiab hydroxyprropyl pawg. Cov qib degree hloov chaw yog 1.08 txog 1.83 nrog cov pab pawg hydroxypropyl li cov neeg muaj peev xwm me. Dawb rau cov hmoov dawb-dawb los yog cov granules. Soluble hauv dej thiab qee cov kuab tshuaj organic. Insoluble hauv ethanol, cov kua aqueous muaj cov kev ua si saum npoo av tom qab ziab los ntawm kev hloov pauv los ntawm cua sov thiab cua txias.
Siv:Hydroxypropy yog ib qho yog cov pos hniav tsim los ntawm cov tshuaj tiv thaiv ntawm cov tshuaj pleev thiab methylide oxide thiab methyl cloculose nrog alkali cellulose nrog alkali cellulose. Nws yuav gel raws li qhov kub yog nce hauv cua sov thiab thaum txias txias yuavquefy. Cov pa taws gel ntawm 60 ° C rau 90 ° C, kev sib sau semifirm rau nceb cov kua txiv. Nws yog siv nyob rau hauv bakery khoom, hnav khaub ncaws, khoom noj ncuav qab zib, thiab zaub xam lav hnav rau cov tshuaj lom neeg, kev ntxhib los mos, thiab kom muab kub viscosity. Kev siv qib ntau ntau los ntawm 0.05 txog 1.0%.
Qhia Qhia:HydroxyPropyyl methylculose belongs rau pab pawg ntawm cov tshuaj hu ua khoom muag cuav. Nws yog siv los daws cov dryness thiab voos tshwm sim los ntawm cov kua muag ntws tawm. Nws pab tiv thaiv kev puas tsuaj rau lub qhov muag hauv qee yam kis mob qhov muag. HydroxyPropyyl methylcellulose kuj tseem siv tau kom muaj cov ntsiab muag nyuaj rau cov ntsiab muag thiab lub qhov muag khoom cuav. Ib qho ntxiv, nws yuav raug siv rau qee qhov kev kuaj qhov muag.
Cov lus qhia ntxaws ntxaws
HydroxyPropylropy Cellulose (HPMC)yog ib tug derivative ntawm cellulose, uas yog lub ntuj polymer pom nyob rau hauv lub xovtooj ntawm phab ntsa ntawm cov nroj tsuag. HPMC yog tsim los ntawm cov txheej txheem tshuaj lom neeg uas cuam tshuam nrog kho cellulose nrog cov tshuaj pleev cov epylene oxide thiab methyl chloride.
HPMC yog cov hmoov dawb, tsw ntxhiab tsw yog soluble hauv dej thiab ua kom pom tseeb, pleev kua ntxwv khov thaum yaj. Nws muaj ntau cov kev thov hla ntau kev lag luam vim nws cov khoom tshwj xeeb.
Nov yog qee qhov tseem ceeb ntawm HPMC:
Tus neeg sawv cev tuab:HPMC yog qhov ua tau zoo siv ua kom zoo dua qub thiab viscosity concifi. Nws tuaj yeem ua kom cov viscosity ntawm cov kua dej, ua rau nws muaj txiaj ntsig zoo hauv ntau cov khoom uas yuav tsum tau ua tuab lossis ua kom zoo nkauj lossis zoo li tus zoo li qub.
Zaj duab xis-ua cov khoom:HPMC tuaj yeem tsim cov duab nyias nyias, hloov tau yooj yim thaum ua ntawv thov rau cov chaw. Cov cuab yeej no feem ntau siv nyob rau hauv cov tsho tiv no, pleev xim, thiab lwm yam kev siv uas yuav tsum muaj cov txheej tiv thaiv lossis thaiv.
Dej khaws cia:HPMC muaj cov dej ua haujlwm zoo heev, tso cai rau nws khaws cov dej noo hauv cov qauv. Qhov no ua rau nws muaj txiaj ntsig zoo xws li cov ntaub ntawv cement-raws li cov khoom siv, qhov twg nws tuaj yeem txhim kho kev ua haujlwm thiab txo qis shrinkage.
Emulsion Stabilizer:HPMC tuaj yeem siv emulsions, tiv thaiv kev sib cais ntawm cov roj thiab theem dej. Nws yog feem ntau siv nyob rau hauv cov tshuaj pleev ib ce thiab cov khoom saib xyuas tus kheej kom muaj kev ruaj ntseg thiab muaj kev sib xws, muaj ntau yam, thiab lwm yam emulsions.
Kev Tso Tawm Tso Tawm:HPMC tuaj yeem tswj tso tawm cov khoom xyaw nquag, tshwj xeeb tshaj yog hauv kev lag luam kws tshuaj. Nws tuaj yeem tsim cov gel matrix uas ua rau qeeb tso cov tshuaj tso tawm, muab cov tswj hwm tswj hwm thiab kev txhawb nqa tau raws sijhawm.
Tsis-lom thiab ib puag ncig tus phooj ywg:HPMC tau txiav txim siab muaj kev nyab xeeb rau kev siv hauv ntau yam kev siv. Nws tsis yog-toxic, biodegradable, thiab tsis ua rau muaj kev pheej hmoo rau tib neeg kev noj qab haus huv lossis ib puag ncig.
Zuag qhia tag nrho, HPMC yog qhov muaj ntau yam thiab siv tau dav hauv kev lag luam xws li cov tshuaj, kev saib xyuas, cov kev saib xyuas tus kheej, thiab ua liaj ua teb, thiab ua liaj ua teb, thiab ua liaj ua teb, thiab ua liaj ua teb, thiab ua liaj ua teb, thiab ua liaj ua teb. Nws lub peev xwm los hloov viscosity, khaws cov dej noo, ua kom ruaj khov, thiab kev tso tawm kev tswj hwm ua rau nws muaj txiaj ntsig ntxiv nrog ntau cov ntawv thov.
Daim ntawv thov
HydroxyPropy cellulose (HPMC) yog ib lub hydrocolloid tau los ntawm cellulose, lub ntuj polymer pom nyob rau hauv cov phab ntsa ntawm tes ntawm cov nroj tsuag. HPMC feem ntau yog siv nyob rau hauv ntau hom kev lag luam vim nws cov khoom tshwj xeeb.
Nov yog qee qhov kev siv ntawm HPMC:
Kws Kev Lag Luam: HPMC tau dav siv nyob rau hauv kev lag luam kws tshuaj raws li kev khaws cia. Nws yog siv nyob rau hauv cov ntsiav tshuaj qauv yog ib phau ntawv zinder, muab tub lim, thiab ua tsis taus. HPMC tuaj yeem txhim kho kev sib yaj thiab cov tshuaj lom neeg thaum muab kev tso tawm tso tawm.
Kev Lag Luam Kev Tsim Kho Kev Tsim Kho: HPMC feem ntau yog siv hauv kev tsim kho kev tsim kho raws li cov tuab dua, thiab cov dej thiab phau ntawv. Nws yog ntxiv rau cov khoom siv rau cov cai ua ke xws li cov nplaum nplaum, cov noob txiv ntoo, thiab kev tshuaj khib nyiab los txhim kho, dej sib khi, thiab cov nplaum.
Kev Lag Luam Khoom Noj:HPMC yog siv los ua kev ntxiv nyob rau hauv kev lag luam khoom noj uas nws ua raws li cov tuab, stabilizer, thiab emulsifier. Nws yog siv nyob rau hauv cov khoom xws li kev hnav khaub ncaws nyias, kua qaub, bakery sau, thiab cov mis nyuj khov los txhim kho cov qauv, viscosity, thiab ruaj khov.
Cov khoom lag luam ntawm tus kheej:HPMC tabtom siv rau hauv cov khoom saib xyuas tus kheej xws li cream, tshuaj, thiab tshuaj zawv plaub hau, thiab cov tshuaj zawv plaub hau uas yog cov tuab thiab hloov kho. Nws muab kev du thiab creamy sib haum rau cov khoom lag luam no thiab txhim kho lawv cov kev ruaj khov.
Xim thiab pleev xim:HPMC ntxiv rau cov xim tsev dej thiab txheej txheem ua kom zoo dua ua kom lawv cov thickness, tiv thaiv sagging, thiab txhim kho adchesion. Nws tseem ua raws li lub stabilizer thiab tuaj yeem txhim kho cov dej ntws thiab ntsuas cov yam ntxwv ntawm cov xim.
Kev Lag Luam Kev Ua Liaj Ua Teb:HPMC yog siv hauv kev siv daim ntawv thov kev ua liaj ua teb ua cov tuab tuab thiab ua yeeb yaj kiab-ua yeeb yaj kiab hauv cov tshuaj txau thiab cov tsho. Nws txhim kho cov khoom ua kom zoo nkauj ntawm cov tshuaj tua kab thiab chiv cog tsob ntoo, txhim kho lawv cov txiaj ntsig.
Textile kev lag luam:HPMC tau ua haujlwm hauv Textile Printing thiab Dyeing cov txheej txheem raws li cov tuab rau cov luam ntawv luam ntawv. Nws pab tswj cov viscosity ntawm luam tawm cov luam ntawv thiab txhim kho qhov tseeb thiab cov khoom tawm ntawm cov qauv luam tawm.
Cov no tsuas yog qee qhov piv txwv ntawm ntau cov kev siv ntawm hydroxypropyl methyl cellulose. Nws cov vagatility, kev ruaj khov, thiab tsis-toxic xwm ua rau nws siv cov khoom siv dav hauv ntau yam kev lag luam.
