Hydroxypropylmethylcellulose (HPMC) i polymer inoshanda zvakasiyana-siyana inoshandiswa mumaindasitiri akasiyana siyana, kusanganisira indasitiri yekuvaka. Mumakina akaputika madhaka, HPMC inoita akati wandei akakosha mabasa anobatsira kuvandudza kuita kwese, kushanda uye kusimba kwedhaka.
1. Nhanganyaya yeHydroxypropyl Methylcellulose (HPMC):
Hydroxypropyl methylcellulose is cellulose ether inowanikwa kubva kune yakasikwa polymer cellulose kuburikidza nekutevedzana kwemakemikari ekugadzirisa. Iyo inowanzoshandiswa seyakakura uye yakagadzikana mune zvakasiyana-siyana zvekushandisa nekuda kwekuchengetedza kwayo mvura, firimu-kuumba uye inonamatira zvinhu.
2. Kuita kwakabatana neHPMC uye dhaka rakakandwa muchina:
Kuchengeta mvura:
HPMC ine yakakwirira yekuchengetedza mvura zvinhu zvinobatsira kudzivirira kurasikirwa nekukurumidza kwemvura kubva mumusanganiswa wedhaka. Izvi zvinonyanya kukosha mumashini ekuputika maapplication, uko kuchengetedza kuenderana uye kushanda kwakakosha pakushandisa kwakakodzera.
Kuwedzera uye rheology kugadziriswa:
HPMC inoshanda seyakakora uye inokanganisa rheological zvimiro zvedhaka. Izvi zvakanyanya kukosha pamushini sandblasting sezvo ichivimbisa kuti dhaka rinonamira zvakanaka pamusoro uye rinochengeta ukobvu hunodiwa.
Natsiridza adhesion:
HPMC inosimudzira kunamatira nekupa viscous uye yunifomu yedhaka musanganiswa. Izvi zvakakosha mumuchina wejecha blasting, uko dhaka rinoda kunamatira zvinobudirira kune akasiyana nzvimbo, kusanganisira yakatwasuka uye pamusoro pekushandisa.
Seta nguva yekudzora:
Nekugadzirisa nguva yekumisikidza yedhaka, HPMC inogona kudzora zvirinani maitiro ekuvaka. Izvi zvakakosha pakuputika kwemuchina kuti ive nechokwadi chekuti dhaka rinogadzika pamwero wakakwana kuti usangane nezvinodiwa zvekushandisa.
3. Mabhenefiti ekushandisa HPMC mumuchina wakakwenenzverwa dhaka:
Enhanced processability:
HPMC inonatsiridza kushanda kwedhaka, zvichiita kuti zvive nyore kubata nekuisa uchishandisa michina yekuputitsa michina. Izvi zvinowedzera kushanda uye kubudirira panguva yekuvaka.
Deredza Sagging uye Kudonha:
Iyo thixotropic chimiro cheHPMC chinobatsira kudzivirira dhaka kudonha uye kudonha, izvo zvinonyanya kukosha mune yakatwasuka uye pamusoro pekushandisa uko kuchengetedza ukobvu hunodiwa kunonetsa.
Natsiridza kusimba:
Iyo inonamira zvimiro zveHPMC inobatsira mukusimba kwese kwedhaka. Iyo inoumba chisungo chakasimba ne substrate, inosimudzira kushanda kwenguva refu kwedhaka rinoshandiswa.
Kuenderana kuita:
Kushandisa HPMC kunovimbisa kuenderana uye yunifomu yedhaka musanganiswa, zvichikonzera kutarisika kwakanyanya uye kwakavimbika kuita panguva yekuputika kwemuchina. Uku kuwirirana kwakakosha kuti uwane kupedzisa kunodiwa uye kurongeka kwechimiro.
4. Mazano ekushandisa uye kungwarira:
Hybrid design:
Kubatanidzwa kwakakodzera kweHPMC mumusanganiswa wedhaka kwakakosha. Izvi zvinosanganisira kukwidziridza dhizaini yemusanganiswa kuti uwane izvo zvinodikanwa zvivakwa, zvinosanganisira kushanda, kunamatira uye kuseta nguva yekudzora.
Kuenderana nemudziyo:
Muchina wekuputisa midziyo inofanirwa kuenderana nemadhaka ane HPMC. Midziyo yakasarudzika inogona kudikanwa kuti ive nechokwadi chekushanda kwakafanana uye kunoshanda.
QC:
Yenguva dzose nhanho dzekudzora mhando dzinofanirwa kutorwa kutarisa mashandiro eHPMC mumashini anoputika madhaka. Izvi zvinogona kusanganisira kuyedzwa kwekuenderana, kusimba kwechisungo uye zvimwe zvakakosha zvivakwa.
5.Case zvidzidzo uye nyaya dzebudiriro:
Tsvaga mienzaniso chaiyo-yehupenyu yezvakabudirira mashandisirwo eHPMC mumashini-akaputika madhaka. Inosimbisa mapurojekiti chaiwo, matambudziko akatarisana, uye kuti kushandiswa kweHPMC kwakabatsira sei mukubudirira kweprojekiti.
6.Future maitiro uye hunyanzvi:
Tsvagiridzo inoenderera mberi uye zvingangoitika mune ramangwana zvine chekuita nekushandiswa kweHPMC mumashini-yakaputika dhaka zvinokurukurwa. Izvi zvinogona kusanganisira maumbirwo matsva, hunhu hwakavandudzwa hwekuita, kana zvimwe zvinhu zvine zvakanakira zvakafanana.
Nguva yekutumira: Jan-10-2024