Hydroxypronylmethylcellose (HPMC) ishandisirwo yakashandiswa nemakemikari akawanda mune dzinoverengeka maindasitiri. Iyo inonyanya kushandiswa kuitira inokonzeresa uye inoisa zvinangwa zviri muminda yekuvaka, chikafu, zvizhinha uye mishonga uye mishonga. Munyaya ino, tinokurukura mamwe matipi ekushandisa hpmc zvinobudirira nenzira yekugadzira.
1. Nzwisisa hunhu hweHPMC
Usati washandisa hpmc mune yekugadzira maitiro, inokosheswa kuti inzwisise zvivakwa zvemuviri uye zvemakemikari. HPMC iri kunyatso nyura mumvura uye kusakwana mu organic sol sol. Kana yakawedzerwa kumvura, inoumba mhinduro yakajeka uye yeViscous. HPMC isiri-ine chepfu, isiri-ionic, uye haina kuita nemamwe makemikari.
2. Sarudza yakakodzera HPMC giredhi
HPMC inowanikwa mumakiredhi akati wandei, imwe neimwe ine zvisizvo visikoka, manyorerwo makuru uye zvizere zvidiki. Kusarudza giredhi rakakodzera kunoenderana nerudzi rwechigadzirwa iwe uri kugadzira. Semuenzaniso, kana iwe uri kuita zvinwiwa zvakatetepa, iwe ungangoda giredhi rekudzikira kweHpmc, uye for for there zvigadzirwa, giredhi repamusoro viscosity. Kubvunzana neHPMC mugadziri anokurudzirwa kuti uone giredhi rakakodzera rechigadzirwa chako.
3. Ita simbisa mamiriro ekuchengetedza akakodzera
HPMC iri hygroscopic, zvinoreva kuti inobata unyoro kubva mumhepo. Izvo zvakakosha kuti uchengete HPMC mune yakaoma uye inotonhorera nzvimbo yekudzivirira caking kana kuomesa. Inofanira kuchengetwa mumidziyo yemigwagwa yekudzivirira kuratidzwa kwemhepo kana kunyorova.
4. Zvakakodzera musanganiswa HPMC pamwe nezvimwe zvinoshandiswa
HPMC inonyanya kushandiswa seyakanyanya kana binder panguva yekugadzira maitiro. Izvo zvakakosha kusanganisa iyo HPMC zvakanaka pamwe nezvimwe zvinoshandiswa kuti uve nechokwadi chekuti homogeneous musanganiswa. HPMC inofanirwa kuwedzerwa kumvura uye yakamutswa zvakakwana usati wasanganisa nezvimwe zvinoshandiswa.
5. Shandisa yakakodzera huwandu hweHPMC
Iyo huwandu hwakaringana hweHPMC kuti uwedzere kune chigadzirwa zvinoenderana nezvinodiwa zvivakwa, viscosity uye zvimwe zvinoshandiswa. Pamusoro kana pasi pesimba reHPMC inogona kukanganisa mhando uye kugadzikana kwechigadzirwa chekupedzisira. Zvinokurudzirwa kushandisa HPMC mukati meiyo yakataurwa renji yakakurudzirwa nemugadziri.
6. Zvishoma nezvishoma wedzera hpmc kumvura
Paunenge uchiwedzera HPMC kumvura, inofanira kuwedzerwa zvishoma nezvishoma kudzivirira kuumbwa kwemasumbu. Kugara uchimanikidza kunokosha kana uchiwedzera HPMC kumvura kuti ive nechokwadi chekusanganiswa musanganiswa. Kuwedzera HPMC zvakare nekukurumidza kuchaguma nekuparadzwa kusingaenzaniswi, iyo ichakanganisa chigadzirwa chekupedzisira.
7. Chengetedza Zvakakodzera Ph
Paunenge uchishandisa HPMC, iyo pH yechigadzirwa haina kuoma. HPMC ine chiyero chisina kukwana pH, pakati pe5 ne1 8.5, kupfuura iyo inoshanda inyanzvi kana kuti yakarasika. Kuchengeta iyo chaiyo ph level ndeyekutsoropodza kana uchishanda ne hpmc.
8. Sarudza tembiricha chaiyo
Paunenge uchishandisa HPMC, tembiricha yechigadzirwa panguva yekugadzira uye kuchengetedza ndeyekutsoropodza. Zvivakwa zveHPMC, senge viscosity, solubility, uye glation, zvinoenderana nekushisa. Iyo yakanakisa tembiricha yekusanganisa HPMC ndeye 20 --5 degrees celsius.
9. Tarisa kuwirirana kweHPMC pamwe nezvimwe zvinongedzo
Hazvisi zvese zvinongedzo zvinowirirana neHPMC. Kuenderana neHPMC pamwe nezvimwe zvigadzirwa zvinofanirwa kuedzwa usati wawedzera HPMC. Zvimwe zvinoshandiswa zvinogona kuderedza kushanda kweHPMC, nepo vamwe vangazvikurudzira.
10. Chenjera kunze kwemhedzisiro
Kunyangwe HPMC isiri-ine chepfu uye yakachengeteka kushandisa, inogona kukonzera ganda kana kutsamwisa ziso. Kuzvidzivirira kunofanirwa kutorwa, sekupfeka michina yekudzivirira senge magurovhosi uye gogo, uye kudzivirira kufema HPMC guruva.
Kuti upedze, kuwedzera HPMC mune yekugadzira maitiro kunogona kuvandudza kunaka uye kugadzikana kwechigadzirwa. Nekudaro, kuitira kuti ushandise HPMC zvinobudirira, zvakakosha kutora nzira dzinodiwa uye kutevera matipi ari pamusoro.
Kutumira Nguva: Jul-28-2023