1. Menene manyan alamun fasaha na hydroxypropyl methyl cellulose (HPMC)?
HPMC Hydroxypropyl abun ciki da danko, yawancin masu amfani sun damu da waɗannan alamomi guda biyu. Riƙewar ruwa gabaɗaya ya fi kyau ga waɗanda ke da babban abun ciki na hydroxypropyl. Babban danko, riƙewar ruwa, in mun gwada (maimakon cikakkar) mafi kyau, kuma babban danko, mafi kyawun amfani da turmi siminti.
2. Menene babban aikin aikace-aikacen HPMC a cikin bangon bango?
A cikin bangon bango, HPMC yana da ayyuka guda uku: kauri, riƙe ruwa da gini.
Kauri: Ana iya kauri cellulose don dakatarwa da kiyaye daidaiton bayani, da kuma tsayayya da sagging. Riƙewar ruwa: sanya bangon bango ya bushe sannu a hankali, kuma yana taimakawa calcium mai launin toka don amsawa ƙarƙashin aikin ruwa. Gina: Cellulose yana da tasirin lubricating, wanda zai iya sa bangon bango ya sami kyakkyawan aiki.
3. Shin digon bangon bango yana da alaƙa da HPMC?
Digon bangon bango yana da alaƙa da ingancin ash calcium, amma ba ga HPMC ba. Idan abun ciki na calcium na ash calcium da rabon CaO da Ca(OH)2 a cikin ash ash ba su dace ba, zai haifar da asarar foda. Idan yana da wani abu da HPMC, to, HPMC ta matalauta ruwa shi ma zai haifar da drop powder.
4. Nawa ne hydroxypropyl methyl cellulose (HPMC) a cikin bango putty?
Adadin HPMC da aka yi amfani da shi a cikin ainihin aikace-aikacen ya bambanta dangane da yanayin, zafin jiki, ingancin ash na gida, ƙirar bangon putty, da "ingancin da abokan ciniki ke buƙata". Kullum magana, tsakanin 4 kg da 5 kg. Alal misali: Gishiri na bangon Beijing ya fi kilogiram 5; Guizhou ya fi kilogiram 5 a lokacin rani da kilogiram 4.5 a cikin hunturu; Yunnan yana da ƙanƙanta, yawanci 3 kg zuwa 4 kg da sauransu.
5. Menene madaidaicin danko na hydroxypropyl methyl cellulose (HPMC)?
bangon bango gabaɗaya 100,000 ne, amma turmi ya fi buƙata, kuma yana ɗaukar 150,000 don aiki. Bugu da ƙari, mafi mahimmancin aikin HPMC shine riƙe ruwa, sannan kauri ya biyo baya. A cikin bangon bango , idan dai riƙon ruwa yana da kyau, danko yana da ƙasa (70-80,000), kuma yana yiwuwa, ba shakka, danko ya fi girma, kuma zumuntar ruwa ya fi kyau. Lokacin da danko ya wuce 100,000, danko ba shi da wani tasiri akan riƙewar ruwa.
6. Yadda za a zabi daidai hydroxypropyl methylcellulose (HPMC) don dalilai daban-daban?
Aikace-aikacen bangon bango: abin da ake bukata shine ƙananan, danko shine 100,000, ya isa, abu mai mahimmanci shine kiyaye ruwa mafi kyau. Aikace-aikacen turmi: buƙatun mafi girma, babban danko, mafi kyau fiye da 150,000, aikace-aikacen manne: samfurori masu saurin narkewa, babban danko.
7. Aikace-aikacen HPMC a cikin bangon bango, menene ya sa bangon bango ya haifar da kumfa?
HPMC tana taka rawa uku a cikin bangon bango: kauri, riƙe ruwa da gini. Kada ku shiga cikin kowane hali. Dalilan kumfa:
(1) Ana saka ruwa da yawa.
(2) Layin kasa bai bushe ba, sai a goge wani Layer a kai, wanda shima yana da saukin kumfa.
Lokacin aikawa: Janairu-07-2022