IHydroxypropyl Methylcellulose
I-HydroxypropylMi-ethylcellulose (HPMC) okanye i-hypromelloseyinto ephuma kwimvelaphis yeMethyl cellulose ii-ether. Yii-fibrous okanye i-granular emhlophe okanye engemhlophe kangakoi-cellulose etherumgubo. Okwangoku yi-cellulose ii-ether kunye nokusebenza okuhle kakhulu kwihlabathi liphela, ukudibanisa ukuqina, ukuxhoma, ukusasaza, ukuxuba kunye nokuzinzisa. I-Hydroxypropyl methyl cellulose (HPMC) Ayinatyhefu, kulula ukuyisebenzisa, kwaye inyibilika lula emanzini. Yi-polyanion kwisisombululo samanzi kwaye ineempawu zomzimba ezikhethekileyo. Ukusebenza kwayo okuthe ngqo yi njengoko kuboniswe ngezantsi:
Iinkcukacha zeMvelo nezeKhemikhali
| Inkcazo | I-HPMC60E( 2910) | I-HPMC65F( 2906) | I-HPMC75K( 2208) |
| Ubushushu bejeli (℃) | 58-64 | 62-68 | 70-90 |
| I-Methoxy (WT%) | 28.0-30.0 | 27.0-30.0 | 19.0-24.0 |
| I-Hydroxypropoxy (WT%) | 7.0-12.0 | 4.0-7.5 | 4.0-12.0 |
| Ukuqina (i-cps, isisombululo se-2%) | 3, 5, 6, 15, 50,100, 400,4000, 10000, 40000, 60000,100000,150000,200000 | ||
I-HPMC yomgangatho wokwakha
| Ulwakhiwo Gi-HPMC yerade | Ukuqina (NDJ, mPa.s, 2%) | Ukuqina (eBrookfield, mPa.s, 2%) |
| I-HPMCMP400 | 320-480 | 320-480 |
| I-HPMCMP60M | 48000-72000 | 24000-36000 |
| I-HPMCMP100M | 80000-120000 | 40000-55000 |
| I-HPMCMP150M | 120000-180000 | 55000-65000 |
| I-HPMCMP200M | 180000-240000 | 70000-80000 |
I-HPMC yodidi lwesepha
| Isepha yokucocaGi-HPMC yerade | Ukuqina (NDJ, mPa.s, 2%) | Ukuqina (eBrookfield, mPa.s, 2%) |
| I-HPMCI-MP100MS | 80000-120000 | 40000-55000 |
| I-HPMCMP150MS | 120000-180000 | 55000-65000 |
| I-HPMCMP200MS | 180000-240000 | 70000-80000 |
I-HPMC yodidi lwe-ceramic
| Isiramikhi Gi-HPMC yerade | Ukuqina (NDJ, mPa.s, 2%) | Ukuqina (eBrookfield, mPa.s, 2%) |
| I-HPMCI-MP4M | 3200-4800 | 3200-4800 |
| I-HPMCMP6M | 4800-7200 | 4800-7200 |
| I-HPMCI-MP10M | 8000-12000 | 8000-12000 |
I-HPMC yeklasi yokuhombisa
| Ubuhle Gi-HPMC yerade | Ukuqina (NDJ, mPa.s, 2%) | Ukuqina (eBrookfield, mPa.s, 2%) |
| I-HPMCI-MP60MS | 48000-72000 | 24000-36000 |
| I-HPMCI-MP100MS | 80000-120000 | 40000-55000 |
| I-HPMCMP200MS | 160000-240000 | 70000-80000 |
I-HPMC yenqanaba leyeza
| I-HPMC yenqanaba leyeza | Ukuqina (cps) | Ingxelo |
| I-HPMC60E5 (E5) | 4.0-6.0 | I-HPMCIHypromellose 2910 |
| I-HPMC60E6 (E6) | 4.8-7.2 | |
| I-HPMC60E15 (E15) | 12.0-18.0 | |
| I-HPMC60E4000 (E4M) | 3200-4800 | |
| I-HPMC65F50 (F50) | 40-60 | I-HPMCIHypromellose 2906 |
| I-HPMC75K100 (K100) | 80-120 | I-HPMCIHypromellose 2208 |
| I-HPMC75K4000 (K4M) | 3200-4800 | |
| I-HPMC75K100000 (K100M) | 80000-120000 |
I-HPMC yebanga le-PVC
| I-PVC i-HPMC yenqanaba | Ukuqina (cps) | Ingxelo |
| I-HPMC60E50(E5)0) | 40-60 | I-HPMC |
| I-HPMC65F50 (F50) | 40-60 | I-HPMC |
| I-HPMC75K100 (K100) | 80-120 | I-HPMC |
I-HPMC yenqanaba lokutya
| Ukutya i-HPMC yenqanaba | Ukuqina (cps) | Ingxelo |
| I-HPMC60E5 (E5) | 4.0-6.0 | I-HPMC E464 |
| I-HPMC60E15 (E15) | 12.0-18.0 | |
| I-HPMC65F50 (F50) | 40-60 | I-HPMC E464 |
| I-HPMC75K100000 (K100M) | 80000-120000 | I-HPMC E464 |
| MC 55A30000(MX0209) | 24000-36000 | I-MethylcelluloseE461 |
Iimbonakalo:
1. Ukunyibilika: Phantse ayinyibiliki kwi-ethanol epheleleyo, i-ether kunye ne-acetone, kwaye inyibilika ibe yisisombululo se-colloidal esicacileyo okanye esinamafu kancinci emanzini abandayo. Inokunyibilika kwezinye izinyibilikisi ze-organic, kwaye inokunyibilika nakwisinyibilikisi esixutyiweyo se-water-organic solvents.
2. Ukumelana netyuwa: Izinzile kwizisombululo zamanzi xa kukho iityuwa zesinyithi okanye ii-electrolytes eziphilayo.
3. Umsebenzi womphezulu: ingasetyenziswa njenge-colloid protectant, i-emulsifier kunye ne-dispersant.
4. Uzinzo lwe-PH: Ixabiso le-PH lizinzile ngokwentelekiso kuluhlu lwe-3.0 ~ 11.0. Ubunzima besisombululo samanzi abuchaphazeleki kakhulu yi-asidi okanye i-alkali.
Ifomula yemolekyuli:
〔C6H7O2(OH)3-mn(OCH3)m(OCH2CH(OH)CH3)n]x
Ifomula yolwakhiwo lwemolekyuli:
Ukusetyenziswa ye-HPMC:
Hi-ydroxypropyl methylcellulose(HPMC) ingasetyenziswa njenge-thickener, i-dispersant, i-emulsifier, kunye ne-arhente yokwenza ifilimu, njl.UlwakhiwoIbanga I-HPMC iimveliso zingasetyenziswa kwiikhemikhali zemihla ngemihla, kwizixhobo ze-elektroniki, kwiiresini zokwenziwa, kwizakhiwo nakwiingubo, kwizinga leyeza. I-HPMC ingasetyenziswa kwiugqubuthelo lwethebhulethi, njl., kunye nodidi lokutya I-HPMC ingasetyenziswa njengezongezo zokutya ezahlukeneyo.
Isikhokelo se-HPMCImiyalelo:
1. Indlela yamanzi ashushu: Yongeza i-1/3 okanye i-2/3 yamanzi kwisitya uze uwafudumale ukuya kuma-80 degrees. I-hydroxypropyl methyl cellulose yokuqala(HPMC) Ingasasazwa ngokulinganayo emanzini ashushu, uze wongeze amanzi abandayo aseleyo kwi-slurry yamanzi ashushu, iphole emva kokuyixuba.
2. Indlela yokuxuba umgubo: xuba i-hydroxypropyl methyl cellulose(HPMC) umgubo kunye nezinye izithako ezininzi zomgubo, uwusasaze kakuhle ngokuxuba okomileyo, uze wongeze amanzi ukuze unyibilike.
3. Indlela yokumanzisa i-organic solvent: qala ngokuyisasaza okanye uyimanzise i-hydroxypropyl methyl cellulose (HPMC) nge-organic solvent, uze wongeze amanzi ukuze uyinyibilikise.
Indawo yokugcina izinto:
zivalwe kwindawo epholileyo neyomileyo.
Beka ubomi kwishelufa:
iminyaka emithathu
Ukupakisha:
Ibhegi yephepha engama-25kgs okanyeifayibha igubu
Ixesha lokuthumela: Jan-01-2024