Hanyar rushewar hydroxypropyl methylcellulose (HPMC)

Hanyar rushewar hydroxypropyl methylcellulose (HPMC)

Hydroxypropyl methylcellulose (HPMC) ana amfani dashi sosai a cikin kayan gini, sutura, resins na roba, yumbu, magunguna, abinci, yadi, noma, kayan kwalliya, taba da sauran masana'antu. Hydroxypropyl methylcellulose (HPMC) wani ether ne wanda ba na ionic cellulose ba wanda aka yi daga cellulose polymer abu na halitta ta hanyar tsarin sinadarai. Hydroxypropylmethylcellulose (HPMC) wani wari ne, marar ɗanɗano, farin foda mara guba wanda za'a iya narkar da shi a cikin ruwan sanyi don samar da bayani mai haske. Yana da halaye na thickening, dauri, dispersing, emulsifying, film-forming, suspending, adsorbing, gelling, surface aiki, rike danshi da kuma kare colloid.

Hanyar narkar da hydroxypropyl methylcellulose (HPMC):

Wannan samfurin yana kumbura kuma yana watsawa a cikin ruwan zafi sama da 85 ° C, kuma yawanci ana narkar da shi ta hanyoyi masu zuwa:

1. Ɗauki 1/3 na adadin ruwan zafi da ake buƙata, motsawa don narkar da samfurin da aka ƙara gaba ɗaya, sannan kuma ƙara sauran ruwan zafi, wanda zai iya zama ruwan sanyi, ko ma ruwan kankara, sai a motsa har sai da zafin jiki (20) °C), sannan zai narke gaba daya. da

2. Busassun hadawa da hadawa:

Idan ana hadawa da sauran foda, sai a hada shi da foda kafin a zuba ruwa, sannan za a iya narkar da shi da sauri ba tare da tabarbarewa ba. da

3. Hanyar jika da sauran ƙarfi:

Da farko a tarwatsa samfurin a cikin wani kaushi na halitta ko jika shi da wani kaushi na halitta, sa'an nan kuma ƙara shi a cikin ruwan sanyi don narkar da shi da kyau.