Hydroxypropyl Methylcellulose (HPMC) yog ib qho cellulose derivative siv dav hauv cov khoom noj, tshuaj, kev tsim kho thiab tshuaj pleev ib ce. Nws tus qauv tshwj xeeb E15 tau nyiam ntau qhov kev saib xyuas vim nws cov khoom tshwj xeeb thiab kev siv dav.
1. Cov khoom siv lub cev thiab tshuaj lom neeg
Cov tshuaj lom neeg muaj pes tsawg leeg
HPMC E15 yog ib feem methylated thiab hydroxypropylated cellulose ether, uas nws cov qauv molecular muaj cov hydroxyl pawg hauv cov cellulose molecule hloov los ntawm methoxy thiab hydroxypropyl pawg. Tus "E" hauv tus qauv E15 sawv cev rau nws qhov kev siv tseem ceeb ua tus thickener thiab stabilizer, thaum "15" qhia txog nws cov lus qhia viscosity.
Qhov tsos
HPMC E15 feem ntau yog hmoov dawb los yog dawb tawm uas tsis muaj ntxhiab, tsis muaj saj thiab tsis muaj tshuaj lom. Nws cov khoom me me thiab yooj yim yaj hauv dej txias thiab dej kub kom ua tau cov kua pob tshab lossis me ntsis turbid.
Kev yaj tau
HPMC E15 muaj cov dej yaj zoo thiab tuaj yeem yaj sai sai hauv dej txias kom tsim cov tshuaj nrog qee qhov viscosity. Cov tshuaj no tseem ruaj khov ntawm ntau qhov kub thiab txias thiab cov concentration thiab tsis yooj yim cuam tshuam los ntawm ib puag ncig sab nraud.
Qhov viscosity
E15 muaj ntau yam viscosity. Nyob ntawm nws qhov kev siv tshwj xeeb, qhov viscosity xav tau tuaj yeem tau los ntawm kev kho qhov concentration thiab qhov kub ntawm cov kua. Feem ntau hais lus, E15 muaj viscosity ntawm kwv yees li 15,000cps hauv 2% kua, uas ua rau nws ua tau zoo hauv cov ntawv thov uas xav tau viscosity siab.
2. Cov khoom siv ua haujlwm
Cov nyhuv tuab
HPMC E15 yog ib yam khoom ua kom tuab zoo heev thiab siv dav hauv ntau yam dej-raws li. Nws tuaj yeem ua rau cov kua viscosity ntau ntxiv, muab thixotropy thiab suspension zoo heev, thiab yog li txhim kho cov qauv thiab kev ruaj khov ntawm cov khoom.
Cov nyhuv ruaj khov
E15 muaj kev ruaj khov zoo, uas tuaj yeem tiv thaiv kev sib sau ua ke thiab kev sib sau ua ke ntawm cov khoom me me hauv lub kaw lus dispersed thiab tswj qhov sib xws ntawm lub kaw lus. Hauv lub kaw lus emulsified, nws tuaj yeem tswj tau qhov sib txuas ntawm roj-dej thiab tiv thaiv kev sib cais theem.
Cov khoom tsim zaj duab xis
HPMC E15 muaj cov yam ntxwv zoo heev rau kev tsim cov zaj duab xis thiab tuaj yeem tsim cov zaj duab xis tawv, pob tshab rau ntawm cov nplaim ntawm ntau yam substrates. Cov zaj duab xis no muaj kev ywj pheej zoo thiab kev nplaum thiab siv dav hauv cov tshuaj pleev xim, cov tshuaj pleev xim rau zaub mov, thiab cov tshuaj pleev xim rau vaj tse.
Cov khoom ua kom noo noo
E15 muaj peev xwm ua kom noo noo zoo thiab siv tau ua cov tshuaj pleev ib ce thiab cov khoom tu tawv nqaij kom daim tawv nqaij noo thiab du. Hauv kev lag luam zaub mov, nws kuj tseem siv tau ua cov tshuaj tiv thaiv noo noo kom ntev lub txee ntawm cov zaub mov.
3. Cov teb thov
Kev lag luam zaub mov
Hauv kev lag luam zaub mov, HPMC E15 feem ntau siv ua cov khoom ua kom tuab, stabilizer thiab emulsifier. Nws tuaj yeem siv los tsim cov dej khov nab kuab, jelly, kua ntses thiab cov khoom ua los ntawm pasta, thiab lwm yam, los txhim kho qhov saj thiab kev ntxhib los mos ntawm cov zaub mov thiab txuas nws lub neej txee.
Kev lag luam tshuaj
HPMC E15 siv dav hauv kev npaj tshuaj hauv kev lag luam tshuaj, tshwj xeeb tshaj yog ua cov khoom siv tseem ceeb rau cov ntsiav tshuaj tswj kev tso tawm thiab cov ntsiav tshuaj tso tawm tas mus li. Nws tuaj yeem tswj qhov kev tso tawm ntawm cov tshuaj thiab txhim kho kev ruaj khov thiab kev ua haujlwm ntev ntawm cov tshuaj. Tsis tas li ntawd, E15 kuj tseem siv rau hauv kev npaj tshuaj qhov muag, tshuaj pleev thiab emulsions, thiab lwm yam, nrog kev sib raug zoo thiab kev nyab xeeb zoo.
4. Kev nyab xeeb thiab kev tiv thaiv ib puag ncig
HPMC E15 yog ib qho cellulose derivative uas tsis muaj tshuaj lom thiab tsis ua rau khaus, nrog kev sib raug zoo thiab kev nyab xeeb. Nws siv dav hauv cov zaub mov thiab tshuaj, ua tau raws li cov qauv kev nyab xeeb thiab cov cai tswjfwm. Tsis tas li ntawd, E15 muaj kev puas tsuaj zoo thiab yuav tsis ua rau ib puag ncig puas tsuaj, uas ua tau raws li qhov xav tau ntawm lub zej zog niaj hnub rau cov khoom siv ntsuab thiab ib puag ncig.
Hydroxypropyl methylcellulose E15 tau dhau los ua ib qho khoom siv tseem ceeb hauv ntau yam lag luam vim nws cov khoom siv lub cev thiab tshuaj lom neeg tshwj xeeb thiab ntau yam kev siv ua haujlwm. Nws muaj cov khoom zoo heev rau kev ua kom tuab, ruaj khov, tsim zaj duab xis thiab ua kom noo noo thiab siv dav hauv zaub mov, tshuaj, kev tsim kho thiab tshuaj pleev ib ce. Tib lub sijhawm, E15 muaj kev nyab xeeb zoo thiab kev tiv thaiv ib puag ncig, thiab yog cov khoom siv ntsuab tseem ceeb hauv kev lag luam niaj hnub no.
Lub sijhawm tshaj tawm: Lub Xya Hli-27-2024