Orukọ kemikali | Hydroxypropyl Methyl Cellulose |
Itumọ | Cellulose ether;Hypromellose;Cellulose, 2-hydroxypropyl methyl ether;Hydroxypropyl methyl cellulose;HPMC;MHPC |
nọmba CAS | 9004-65-3 |
Nọmba EC | 618-389-6 |
Brand | EipponCell |
Iwọn ọja | HPMC YB 520M |
Solubility | Omi Soluble Cellulose Eteri |
Fọọmu ti ara | Funfun si pa-funfun cellulose lulú |
Methoxy | 19.0-24.0% |
Hydroxypropoxy | 4.0-12.0% |
Ọrinrin | O pọju.6% |
PH | 4.0-8.0 |
Viscosity Brookfield 2% ojutu | 10000-20000 mPa.s |
Viscosity NDJ 2% ojutu | 16000-24000 mPa.S |
Eeru akoonu | O pọju 5.0% |
Iwọn apapo | 99% kọja 100 apapo |
HS koodu | 3912.39 |
EipponCell HPMC YB 520M jẹ aropo ti o niyelori fun awọn ohun elo pilasita ti o da lori simenti, ti o funni ni awọn ohun-ini wọnyi:
Pinpin ti o munadoko: Nigbati HPMC ba tuka ninu omi, o ṣe afihan iṣẹ ṣiṣe dada, ni idaniloju pinpin iṣọkan ti ohun elo simenti ninu eto amọ.Ṣiṣe bi colloid aabo, HPMC ṣe ideri awọn patikulu ti o lagbara, ti o ṣe fẹlẹfẹlẹ kan lori oju ita wọn.. Layer yii n ṣiṣẹ bi fiimu lubricating, imudara iduroṣinṣin amọ, imudara ṣiṣan lakoko idapọ, ati irọrun ikole didan.
Idaduro Omi: Nitori eto molikula alailẹgbẹ rẹ, ojutu HPMC ṣe iranlọwọ fun idaduro omi ninu amọ-lile, laiyara tu silẹ ni akoko ti o gbooro sii. sobusitireti.
Iduroṣinṣin ati ibamu: HPMC ṣe afihan iduroṣinṣin si awọn mejeeji acid ati awọn agbegbe alkali.. Ojutu olomi rẹ duro ni iduroṣinṣin pupọ ni iwọn pH lati 2 si 12. die-die mu awọn oniwe-iki.
Imudara Iṣe Iṣe Iṣe: Awọn afikun ti HPMC ṣe pataki ni ilọsiwaju iṣẹ ikole ti awọn amọ-lile. tabi awọn biriki ati awọn ipilẹ Layer.Ni afikun, wiwa ti HPMC ṣe gigun akoko iṣiṣẹ, ti o jẹ ki o dara ni pataki fun awọn iṣẹ ikole ti iwọn nla.
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