Ƙarfin riƙe ruwa na hydroxypropyl methylcellulose ya dogara da abun ciki na hydroxypropyl. A ƙarƙashin yanayi guda, ƙarfin riƙe ruwa na babban hydroxypropyl methylcellulose ya fi ƙarfi, kuma abun ciki na methoxy na abun ciki na hydroxypropyl iri ɗaya yana raguwa daidai. . Mafi girman abun ciki na hydroxypropyl methylcellulose, mafi girman danko, don haka lokacin zabar samfur, dole ne ku zaɓi samfurin da ya dace da ku gwargwadon manufar samfurin.
Zazzabi da sauran abubuwa suna da tasiri akan riƙewar ruwa na hydroxypropyl methylcellulose.
Thermal Gel zafin jiki:
Cellulose ether HPMC yana da babban zafin jiki na thermal gelation da kuma riƙe ruwa mai kyau; akasin haka, yana da ƙarancin riƙe ruwa.
Dankowar cellulose ether HPMC:
Lokacin da danko na HPMC ya karu, riƙewar ruwa kuma yana ƙaruwa; lokacin da danko ya karu zuwa wani matsayi, karuwar riƙewar ruwa yana raguwa.
Cellulose ether HPMC iri ɗaya ne:
HPMC yana da daidaitaccen amsa, rarraba iri ɗaya na metoxyl da hydroxypropoxyl, kuma yana da kyakkyawar riƙon ruwa.
Cellulose ether HPMC sashi:
Yawan adadin adadin, mafi girman adadin riƙewar ruwa kuma mafi bayyane tasirin riƙewar ruwa.
Lokacin da adadin adadin ya kasance 0.25 ~ 0.6%, yawan adadin ruwa yana ƙaruwa da sauri tare da karuwar adadin adadin; lokacin da adadin adadin ya karu da yawa, haɓakar haɓakar yanayin riƙewar ruwa yana raguwa.
A takaice, riƙewar ruwa na HPMC yana da alaƙa da abubuwa kamar zafin jiki da danko, kuma riƙewar ruwa yana da alaƙa da adadin hydroxypropyl methylcellulose da aka ƙara. Lokacin da adadin hydroxypropyl methylcellulose ya kai wani ƙima, aikin riƙewar ruwa ya kai ma'auni.
Lokacin aikawa: Fabrairu-23-2023