Taw qhia rau Hemc Hpmc Hydroxyethyl Cellulose Hec 9004-62-0

Hydroxypropyl Methylcellulose (HPMC), nws lub npe Suav yog hydroxypropyl methylcellulose, yog semi-synthetic, non-ionic cellulose ether tau los ntawm chemically modifying natural cellulose. Cov hmoov dawb no tuaj yeem tsim cov kua nplaum pob tshab tom qab yaj hauv dej. Nws muaj cov thickening zoo heev, tuav dej, stability thiab film-forming zog. Nws yog ib qho indispensable multifunctional additive nyob rau hauv ntau lub teb xws li kev tsim kho, tshuaj kho mob, thiab zaub mov.

Cov yam ntxwv thiab qhov zoo ntawm Hemc Hpmc Hydroxyethyl Cellulose Hec 9004-62-0

Solubility dej zoo heev: Nws tuaj yeem yaj sai sai hauv dej txias kom tsim tau cov tshuaj ntshiab thiab ruaj khov.

Ua kom tuab tuab thiab muaj peev xwm tuav dej: Ua kom cov viscosity ntawm cov khoom, zoo txo ​​cov dej evaporation, thiab txhim kho kev ua haujlwm zoo.

Zoo stability: Nws muaj kev ruaj ntseg zoo rau acids, alkalis, thiab ntsev, thiab yog haum rau ntau yam ntawm cov nqi pH.

Zaj duab xis-tsim thiab tiv thaiv teebmeem: Tom qab ziab, nws tsim ib zaj duab xis tawv thiab pob tshab los tiv thaiv substrate thiab tiv thaiv dej nkag thiab evaporation.

Non-toxic thiab non-irritating: Nws muaj biocompatibility zoo thiab tsim nyog rau thaj chaw tshuaj thiab zaub mov.

Kho tau: Los ntawm kev hloov cov degree ntawm kev hloov pauv thiab qhov hnyav molecular, nws qhov kev ua tau zoo tuaj yeem hloov kho kom tau raws li qhov kev thov sib txawv.

Specification ntawm Hemc Hpmc Hydroxyethyl Cellulose Hec 9004-62-0

Hydroxyethyl Cellulose (HEC)– Cov khoom yuav tsum tau

Cov ntaub ntawv tseem ceeb

Tshuaj Hu: Hydroxyethyl Cellulose
CAS Nr: 9004-62-0
Molecular Formula: C₂H₆O₂· C₆H₇( OH)₃O₂ (rov ua dua unit).
Ordinary Molecular Luj: Nws txawv raws qib (feem ntau yog 90,000– 1,300,000 g/mol).

Lub cev zoo

HEC tshwm li dawb mus rau dawb, dawb-ntws hmoov. Nws yog odorless thiab non-ionic. Cov khoom siv yaj sai sai hauv dej txias kom tsim kom pom tseeb, viscous xaiv. Nws tsis yaj hauv ntau cov kuab tshuaj organic xws li ethanol, acetone, los yog chloroform. HEC cov kev xaiv nyob ruaj khov nyob rau hauv ntau yam pH loj (feem ntau 3– 11). Lub viscosity ntawm kev daws yog nyob ntawm kev ua kom pom tseeb, molecular hnyav, thiab qhov kub thiab txias.

Trick suav nrog

HEC muab cov thickening zoo heev, ncua, thiab dej-retention vaj tse nyob. Nws ua haujlwm zoo nyob rau hauv ob qho tib si acidic thiab alkaline systems. Cov khoom qhia tau zoo heev compatibility nrog ntsev, surfactants, thiab lwm yam dej-soluble polymers. Nws tseem muab cov yeeb yaj kiab-tsim muaj peev xwm thiab txhawb nqa kev txuas hauv ntau cov qauv. HEC yog non-toxic thiab biodegradable nyob rau hauv zoo tagnrho tej yam kev mob.

Cov ntawv thov siv

Qhov zoo ntawm HEC no yog siv dav hauv cov khoom siv hauv tsev xws li cov nplais pobzeb nplaum, pob zeb renders, thiab self-leveling compounds. Nws kuj tseem muaj nyob rau hauv cov xim thiab cov khaubncaws sab nraud povtseg los tswj kev ntws thiab nres cov xim xim. Cov khoom tu tus kheej xws li tshuaj zawv plaub hau, tshuaj pleev, thiab cov tshuaj txhuam hniav siv HEC rau kev ntxhib los mos thiab kev ruaj ntseg. Ntau yam kev siv muaj xws li tshuaj (raws li ib tug binder los yog tswj-tso tus neeg sawv cev), tshuaj ua liaj ua teb, thiab oilfield tshawb cov kua.

Qhov chaw cia thiab tuav

Khaws HEC nyob rau hauv ib tug trendy, tag qhuav qhov chaw deb ntawm dampness. Khaws cov thawv kaw kom ruaj thaum tsis siv. Tiv thaiv kom raug ncaj qha mus rau high humidity, uas yuav ua rau clumping. Siv cov qauv kev lag luam kev noj qab haus huv thoob plaws hauv kev tuav. Hnav hnab looj tes thiab qhov muag tiv thaiv yog tias xav tau kev sib cuag mus ntev.

Daim ntawv thov ntawm Hemc Hpmc Hydroxyethyl Cellulose Hec 9004-62-0

Kev siv ntawm HEMC, HPMC, thiab Hydroxyethyl Cellulose (HEC)– CAS 9004-62-0

Lub Tsev Thiab Kev Tsim Kho thiab Cov Khoom Siv Hauv Tsev

HEC, HPMC, thiab HEMC feem ntau yog siv rau hauv cov khoom siv hauv tsev thiab kev tsim kho. Lawv txhawb nqa dej tuav hauv cov khoom siv cement xws li hauv pem teb pobzeb nplaum, ua, thiab self-leveling tshuaj. Qhov no pab cov cement moisturize zoo, uas ua rau muaj zog dua daim ntawv cog lus thiab tsawg tawg. Cov cellulose ethers no kuj ua kom sib tov yooj yim ua hauj lwm nrog los ntawm muab lawv ib tug du, zoo li qub.

Paints thiab Coatings

Hauv cov xim uas muaj dej, hydroxyethyl cellulose (HEC) ua hauj lwm raws li ib tug thickener. Nws tswj raws nraim li cas cov xim ntws thiab kis rau ntawm qhov chaw. Qhov no tiv thaiv sagging ntawm phab ntsa thiab ua rau qee yam kev pov hwm kev pov hwm. HEC kuj tseem khaws cov pigments thiab lwm yam khoom sib npaug sib npaug, yog li cov xim tseem muaj kev ruaj ntseg nrog lub sijhawm thiab tsis sib txawv hauv cov kaus poom.

Kev kho tus kheej thiab tshuaj pleev ib ce

Cov cellulose derivatives yeej nyob hauv cov tshuaj zawv plaub hau, cream, thiab cream. Lawv muab cov khoom muaj ntau, luscious xav tsis oily. HEC thiab HPMC kev pab muab tuav tawg, txhawb kev daws teeb meem, thiab tswj thickness. Lawv maj mam rau ntawm daim tawv nqaij thiab sib xws nrog ntau lwm yam khoom siv hauv kev kho tus kheej.

Tshuaj

Hauv tshuaj, HPMC thiab HEC ua haujlwm li binders, ua yeeb yaj kiab, thiab tswj-tso tus neeg sawv cev. Lawv yog siv nyob rau hauv cov ntsiav tshuaj computers, qhov muag poob, thiab lotions. Lawv lub peev xwm los swell lossis liquify ntawm cov ntsiab lus tus nqi ua rau lawv haum rau kev faib tshuaj raws sijhawm. Cov khoom no muaj kev nyab xeeb thiab pom zoo siv rau hauv ntau yam kev tswj hwm kev noj qab haus huv thiab kev noj qab haus huv.

Lwm Cov Kev Siv Hluav Taws Xob

Dhau ntawm cov teb no, cellulose ethers nrhiav tau cov haujlwm hauv cov tshuaj ntxuav, agrochemicals, thiab ceramics. Hauv cov khoom siv tu, lawv pab tshem tawm cov av thiab txhim kho cling rau upright nto. Hauv tshuaj, lawv lav kuj kis tau thiab lo rau cov nplooj nplooj. Nyob rau hauv ceramic lusters, lawv pab nyob rau hauv daim ntawv thov thiab txo splitting thoob plaws hauv qhuav tawm.

Tuam txhab Taw Qhia

Txais tos rau pob zeb thiab Ntau, ib tug thawj coj ntawm kev ua tau zoo ua vaj tse admixtures, suav nrog peb cov khoom lag luam zoo tshaj plaws dej reducers. Nrog xyoo dhau los ntawm kev ua lag luam thoob ntiaj teb, peb muab cov kev daws teeb meem siab heev tsim los txhim kho qhov zoo thiab kev ua haujlwm ntawm kev tsim kho thoob ntiaj teb. Peb cov chaw tsim khoom lag luam niaj hnub ua kom cov khoom zoo tshaj plaws uas ua tau raws li cov qauv thoob ntiaj teb. Peb txaus siab rau peb tus kheej rau cov neeg siv khoom tshwj xeeb, kev txhawb nqa, thiab kho cov kev daws teeb meem kom tau raws li qhov project tshwj xeeb xav tau. Koom tes nrog peb kom ntseeg tau, lub tswv yim tshiab, thiab cov nqi-zoo pob zeb sib xyaw uas tsav koj cov haujlwm mus tom ntej. Tshawb nrhiav ntxiv ntawm www.concreteandmore.de/. Cia peb tsim lub neej yav tom ntej ua ke!

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Kev xa khoom xa tuaj

Los ntawm huab cua, ntawm hiav txwv, los ntawm kev nthuav qhia, raws li cov neeg siv khoom thov.

5 FAQs ntawm Hemc Hpmc Hydroxyethyl Cellulose Hec 9004-62-0

Cov lus nug nquag nug txog HEMC/HPMC (Hydroxyethyl Methyl Cellulose)

HEMC/HPMC yog dab tsi?

HEMC lossis HPMC sawv cev rau Hydroxyethyl Methyl Cellulose. Nws yog dej-soluble polymer ua los ntawm ntuj cellulose. Cov neeg siv nws hauv ntau qhov kev lag luam xws li kev tsim kho, tshuaj, thiab zaub mov. Nws chemical ID yog CAS 9004-62-0.

Vim li cas HPMC siv rau hauv cov khoom siv?

HPMC pab tswj cov dej tuav hauv cov khoom siv cement. Qhov no txhais tau tias cov vuas, plasters, thiab mortars nyob ua haujlwm ntev. Nws kuj txhim kho adhesion thiab txo qhov tawg. Cov neeg tsim khoom cia siab rau nws kom tau txais kev sib tw, muaj zog tshwm sim.

Puas yog HPMC muaj kev nyab xeeb rau kev siv zaub mov lossis tshuaj?

Yog lawm. Thaum ua kom tau raws li cov qauv zaub mov-qib lossis qib pharma, HPMC muaj kev nyab xeeb. Nws ua raws li lub thickener, stabilizer, los yog binder. Cov kev cai tswj hwm lub cev zoo li FDA pom zoo nws rau cov kev siv no. Nco ntsoov xyuas cov khoom specification kom paub meej tias nws qib.

HPMC yaj hauv dej li cas?

HPMC dissolves yooj yim hauv dej txias tab sis tsis nyob hauv dej kub siab tshaj qhov ntsuas kub. Sib tov maj mam kom tsis txhob muaj pob. stirring pab nws tsim kom meej, kua nplaum. Qhov kawg viscosity nyob ntawm qib thiab concentration siv.

Dab tsi ua rau HEMC txawv ntawm HEC lossis HPMC li niaj zaus?

HEMC yog ib qho hybrid uas suav nrog ob pawg hydroxyethyl thiab methyl pawg. Qhov no ua rau nws muaj kev ruaj ntseg zoo dua nyob rau ntau yam pH thiab txhim kho kev ua tau zoo hauv qhov chaw muaj ntsev. Muab piv rau HEC ntshiab lossis HPMC, HEMC feem ntau muab cov khoom sib npaug ntxiv rau cov ntawv thov.