Alamar Hydroxypropyl Hydroxypropyl methylcellulose wani muhimmin mahimmanci ne. Dalilin bashi wakiltar tsarkakewar. Hepmuction na sel na HPMC ya dogara da tsarin samarwa. Muhimba daban-daban yakamata su zabi selulose hpmc tare da vicisiities daban-daban, ba mafi girma dankan dankanin selulose ba, mafi kyau! Abin da ke daidai ne!
1. Ikon Gwaji
High-danko. Gabaɗaya, samar da sel mai ƙarfi a China ba za a iya sarrafa su ba. Koyaya, idan an sanya alamar iskar oxygen a cikin siyarwar oxygen a cikin Kettle, samar da samar da danko.
2. Amfani da wakilin haɗin tarayya
Bugu da kari, la'akari da sauyawa saurin sauyawa na nitrogen, yana da sauki samar da samfuran danko mai zurfi koda yadda yanayin yake. Tabbas, matakin polymerization auduga yana da mahimmanci. Idan hakan bai yi aiki ba, to, ku yi shi da ƙungiyar hydrophobic. Akwai wakilai na tarayya a wannan yankin a China. Wace irin wakilin tarayya don zabar yana da babban tasiri a kan aikin na ƙarshe.
3. Hydroxypoyl abun ciki
Ruwa na oxygen a cikin bayanan yana haifar da lalata ƙwayar ƙwayar sel da raguwar oxygen da ya fashe, ba wuya a haɗa shi, ba wuya a sami babban danko. Koyaya, yawan jikewa yana da abubuwa da yawa da ya yi da abun cikin hydroxypropyl. Wasu masana'antu suna son rage farashin da farashin, amma ba su yarda su ƙara yawan hydroxypropyl, saboda haka ingancin ba zai iya isa matakin samfuran ƙasashe irin wannan ba.
4. Wasu dalilai
Yawan riƙewar rijiyar ruwa yana da kyakkyawar dangantaka da hydroxypropyl, amma don ƙididdigar ƙimar riƙe da ruwa, propylelene oxide, alkali maida hankali da riƙe ruwa. Ratio don gyara auduga yana yanke shawara game da samfurin.
Lokaci: Apr-04-2023