Hydroxypropyl Methylcellulose
HydroxypropylMetilselulosa (HPMC) po'o le hypromelloseo se mea e maua mais o le Methyl cellulose eter. O lenao se pa'epa'e pe pa'epa'e eseese e mafiafia pe manifinifieteru selulosapauta. O le cellulose lea i le taimi nei eter fa'atasi ai ma le fa'atinoga sili ona lelei i le lalolagi, e aofia ai le fa'amafiafiaina, fa'a'au'au, fa'asalalauina, fa'a'emulsifying ma le fa'amautuina. Hydroxypropyl methyl cellulose (HPMC) e le oona, faigofie ona faʻaaoga, ma faigofie ona solo i le vai. O se polyanion i totonu o le vai ma e iai ona uiga faaletino tulaga ese. O le faʻatinoga faʻapitoa e e pei ona i lalo:
Fa'amatalaga Fa'aletino ma Fa'akemikolo
| Fa'amatalaga | HPMC60E( 2910) | HPMC65F( 2906) | HPMC75K( 2208) |
| Vevela o le gel (℃) | 58-64 | 62-68 | 70-90 |
| Methoxy (WT%) | 28.0-30.0 | 27.0-30.0 | 19.0-24.0 |
| Hydroxypropoxy (WT%) | 7.0-12.0 | 4.0-7.5 | 4.0-12.0 |
| Malōlōga (cps, 2% Vaifofo) | 3, 5, 6, 15, 50,100, 400,4000, 10000, 40000, 60000,100000,150000,200000 | ||
HPMC vasega fausiaina
| Fausiaina GHPMC fa'atau | Malōlōga (NDJ, mPa.s, 2%) | Malōlōga (Brookfield, mPa.s, 2%) |
| HPMCMP400 | 320-480 | 320-480 |
| HPMCMP60M | 48000-72000 | 24000-36000 |
| HPMCMP100M | 80000-120000 | 40000-55000 |
| HPMCMP150M | 120000-180000 | 55000-65000 |
| HPMCMP200M | 180000-240000 | 70000-80000 |
Vasega fa'amama HPMC
| FufuluGHPMC fa'atau | Malōlōga (NDJ, mPa.s, 2%) | Malōlōga (Brookfield, mPa.s, 2%) |
| HPMCMP100MS | 80000-120000 | 40000-55000 |
| HPMCMP150MS | 120000-180000 | 55000-65000 |
| HPMCMP200MS | 180000-240000 | 70000-80000 |
HPMC vasega seramika
| Seramika GHPMC fa'atau | Malōlōga (NDJ, mPa.s, 2%) | Malōlōga (Brookfield, mPa.s, 2%) |
| HPMCMP4M | 3200-4800 | 3200-4800 |
| HPMCMP6M | 4800-7200 | 4800-7200 |
| HPMCMP10M | 8000-12000 | 8000-12000 |
HPMC vasega teuteu
| Mea teuteu GHPMC fa'atau | Malōlōga (NDJ, mPa.s, 2%) | Malōlōga (Brookfield, mPa.s, 2%) |
| HPMCMP60MS | 48000-72000 | 24000-36000 |
| HPMCMP100MS | 80000-120000 | 40000-55000 |
| HPMCMP200MS | 160000-240000 | 70000-80000 |
HPMC vasega vaila'au
| HPMC vasega vaila'au | Malōlōga (cps) | Fa'amatalaga |
| HPMC60E5 (E5) | 4.0-6.0 | HPMCHypromellose 2910 |
| HPMC60E6 (E6) | 4.8-7.2 | |
| HPMC60E15 (E15) | 12.0-18.0 | |
| HPMC60E4000 (E4M) | 3200-4800 | |
| HPMC65F50 (F50) | 40-60 | HPMCHypromellose 2906 |
| HPMC75K100 (K100) | 80-120 | HPMCHypromellose 2208 |
| HPMC75K4000 (K4M) | 3200-4800 | |
| HPMC75K100000 (K100M) | 80000-120000 |
HPMC vasega PVC
| PVC vasega HPMC | Malōlōga (cps) | Fa'amatalaga |
| HPMC60E50(E5)0) | 40-60 | HPMC |
| HPMC65F50 (F50) | 40-60 | HPMC |
| HPMC75K100 (K100) | 80-120 | HPMC |
HPMC vasega mea'ai
| Mea'ai vasega HPMC | Malōlōga (cps) | Fa'amatalaga |
| HPMC60E5 (E5) | 4.0-6.0 | HPMC E464 |
| HPMC60E15 (E15) | 12.0-18.0 | |
| HPMC65F50 (F50) | 40-60 | HPMC E464 |
| HPMC75K100000 (K100M) | 80000-120000 | HPMC E464 |
| MC 55A30000(MX0209) | 24000-36000 | MethylcelluloseE461 |
Fa'amatalaga:
1. Fa'a'ese'esega: E toetoe lava a le mafai ona fa'a'ese'ese i le ethanol atoatoa, ether ma le acetone, ma fa'a'ese'ese i totonu o se vaila'au koloidal manino pe vaivai teisi i le vai malulu. E mafai ona fa'a'ese'ese i nisi o vaila'au fa'aola, ma e mafai fo'i ona fa'a'ese'ese i se vaila'au fa'afefiloi o vaila'au vai-fa'aola.
2. Tete'e i le masima: E fai si mautu i vai pe a iai masima u'amea po'o electrolytes fa'aola.
3. Gaoioiga i luga: e mafai ona faʻaaogaina o se puipuiga colloid, emulsifier ma dispersant.
4. Tulaga mautu o le PH: E fai si mautu o le tau o le PH i le va o le 3.0~11.0. E lē afaina tele le mafiafia o le vai i le 'aisa po'o le 'alkali.
Fa'asologa molekiula:
〔C6H7O2(OH)3-mn(OCH3)m(OCH2CH(OH)CH3)n]x
Fa'atulagaga fa'a-molekula:
Fa'aaogāga o le HPMC:
Hhidrokisiporopiloselulosa(HPMC) e mafai ona faʻaaogaina e fai ma mea e faʻamālosi ai, e faʻasalalau ai mea, emulsifier, ma mea e fausia ai ata tifaga, ma isi mea faapena.FausiainaVasega HPMC e mafai ona faʻaaogaina oloa i vailaʻau i aso uma, mea faʻaeletoronika, resins faʻapitoa, fausiaina ma ufiufi, vasega vailaʻau HPMC e mafai ona fa'aaogaina i totonuufiufi papa, ma isi mea faapena, ma le vasega o mea'ai HPMC e mafai ona faʻaaogaina e fai ma faʻaopoopoga meaʻai eseese.
Taiala a le HPMCFa'atonuga:
1. Auala e fa'avevela ai le vai: Fa'aopopo le 1/3 po'o le 2/3 o le vai i totonu o le koneteina ma fa'avevela i luga atu o le 80. O le hydroxypropyl methyl cellulose muamua(HPMC) e mafai ona fa'asalalauina tutusa i le vai vevela, ona fa'aopopo lea o le aofa'i o totoe o le vai malulu i totonu o le slurry vai vevela, fa'amālūlū pe a uma ona fa'afefiloi.
2. Metotia e palu ai le pauta: palu le hydroxypropyl methyl cellulose(HPMC) pauta fa'atasi ai ma le tele o isi mea fa'aopoopo i le pauta, fa'asalalauina lelei i le palu mago, ona fa'aopopo lea o le vai e fa'ata'ape'ape ai.
3. Metotia fa'asusuina o le vaila'au fa'aola: fa'asalalau muamua pe fa'asusu le hydroxypropyl methyl cellulose (HPMC) i se vailaʻau faʻaola, ona faʻaopopo lea o le vai e faʻataʻapeʻape ai.
Teuina:
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Taimi na lafoina ai: Ianuari-01-2024