1.HpmCAn kasu kashi-da nau'in nan da sauri.
An sake amfani da nau'in watsawa tare da harafin s, kuma dole ne a kara glyoxal a lokacin aiwatar da samarwa.
Nau'in gaggawa na HPMC baya kara haruffa, kamar "100000" yana nufin "danko 5000.
2. Tare da ko ba a ba, halayen sun bambanta
Cikin sauri watsawa hpmc watsawa da sauri lokacin da ya ci karo da ruwan sanyi kuma ya ɓace cikin ruwa. A wannan lokacin, ruwa bashi da danko, saboda hpmc kawai ya tarwatsa ruwa ba tare da rushewar gaske ba. Bayan kimanin mintuna biyu, danko na ruwa a hankali yana ƙaruwa, samar da ingantaccen farin ciki mai kauri mai kauri.
Za'a iya gano hpmc nan take cikin sauri a cikin ruwan zafi a kusan 70 ° C. Lokacin da zazzabi ya sauka zuwa wani zazzabi, danko zai bayyana a hankali har sai an kafa Colloid mai ciki a ciki.
3.Do ko ba su da s, manufar ta bambanta
Za'a iya amfani da HPMC nan take a cikin ciyawar da turmi. A cikin ruwa mai ruwa, fenti da kayan wanke kayayyakin, za a sami sabon abu kuma ba za a yi amfani da su ba.
Cikin sauri ya watseHpmCYana da kewayon aikace-aikace da yawa kuma ana iya amfani dashi a cikin foda, turmi, ruwa ruwa, fenti, da kuma wanke samfuran ba tare da al'adun gargajiya ba.
4.dissolving hanyar
4-1. Theauki adadin ruwan zafi da ake buƙata, sanya shi a cikin wani akwati kuma sanya shi a cikin 80 ° C, kuma a hankali ƙara wannan samfurin a ƙarƙashin jinkirin motsawa. Cellulose yana iyo a saman ruwa da farko, amma ana tarwatsa a hankali don samar da daidaitaccen tsari slurry. Maganin ya sanyaya yayin motsawa.
4-2. A madadin, zafi 1/3 ko 2/3 na ruwan zafi zuwa sama da 85 ° C, ƙara sauran adadin ruwan sanyi, kuma sanyaya cakuda sakamakon cakuda.
4-3. The raga na selulose ba shi da lafiya, kuma yana nan a matsayin karamin barbashi a cikin snerys da sauri lokacin da ya dace da danko da ake buƙata.
4-4. Sannu a hankali kuma a ko'ina a kara cellulose a dakin da zazzabi a daki, da kuma ci gaba da motsawa har sai an samar da mai gaskiya.
5.Wane abubuwan da ke shafar ruwan hydroxypropyl ethyl selululose ne?
5-1. Pellulose ether hpmc ofogenity
A hankali mayar da HPMC, metoxyp da hydroxypropOxyl ana karkatar a ko'ina, kuma ragin riƙe riƙe ruwa ya yi yawa.
5-2. Cell Celther hpmc Thermal gel zazzabi
A mafi girman zafin zafin zafin zafin rana, mafi girma kudin riƙe ruwa; In ba haka ba, ƙananan ragin riƙe ruwa.
5-3. Cellulose na ether hpmc danko
Lokacin da danko na HPMC yana ƙaruwa, ƙididdigar riƙe ruwa kuma tana ƙaruwa; Lokacin da danko ya kai wani matakin, karuwa cikin kudin riƙe ruwa ya zama mai laushi.
6.Ading of of of celululose ether hpmc
Mafi girma adadin sel etherHpmCkara, mafi girman darajar riƙe ruwa da kuma mafi kyawun tsarin riƙewar ruwa.
A cikin kewayon 0.25-0.6%, yawan riƙe riƙewar ruwa ya karu da sauri tare da karuwar adadin kari; Lokacin da adadin ƙara ƙaruwa, karuwar yanayin riƙewar riƙe ruwa ya ragu.
Lokaci: Apr-26-2024