Kuchengetwa kwemvura: HPMC, semumiriri wekuchengetedza mvura, inogona kudzivirira kubuda kwakanyanyisa uye kurasikirwa kwemvura panguva yekurapa. Kuchinja kwekushisa kunokanganisa zvakanyanya kuchengetwa kwemvura kweHPMC. Iyo yakakwirira tembiricha, iyo yakaipisisa kuchengetwa kwemvura. Kana tembiricha yedhaka ichipfuura 40 ° C, kuchengetwa kwemvura kweHPMC kuchava murombo, izvo zvinokanganisa zvakanyanya kushanda kwedhaka. Naizvozvo, mukupisa-kupisa kwezhizha kuvaka, kuti uwane mhedzisiro yekuchengetedza mvura, zvemhando yepamusoro HPMC zvigadzirwa zvinoda kuwedzerwa muhuwandu hwakakwana zvinoenderana nefomati. Zvikasadaro, matambudziko emhando senge kusakwana hydration, kuderedzwa simba, kutsemuka, gorofu, uye kudurura kunokonzerwa nekunyanya kuomesa zvichaitika. mubvunzo.
Bonding zvivakwa: HPMC ine yakakosha kukanganisa kushanda uye kunamatira kwedhaka. Kunyanya kunamatira kunoguma nekukwirira kweshear kuramba uye kunoda simba rakakura panguva yekuvaka, zvichikonzera kuderedzwa kwekushanda. Nezve zvigadzirwa zve cellulose ether, HPMC inoratidza kunamatira zvine mwero.
Kuyerera uye kushanda: HPMC inogona kuderedza kupokana pakati pezvimedu, zvichiita kuti zvive nyore kushandisa. Izvi zvakagadziridzwa maneuverability zvinoita kuti pave nekuita basa rekuvaka.
Crack resistance: HPMC inoumba flexible matrix mukati medhaka, kuderedza kushushikana kwemukati uye kuderedza kuitika kwekuputsika kwekuputika. Izvi zvinowedzera kusimba kwese kwedhaka, kuve nechokwadi chemhedzisiro inogara kwenguva refu.
Compressive uye Flexural Strength: HPMC inowedzera kushanduka kwesimba redhaka nekusimbisa matrix nekuvandudza kubatana pakati pezvimedu. Izvi zvichawedzera kupikisa kumanikidziro ekunze uye kuvimbisa kugadzikana kwemaitiro echivako.
Thermal performance: Kuwedzerwa kweHPMC kunogona kugadzira zvinhu zvakareruka uye kuderedza uremu. Iyi yakakwirira void reshiyo inobatsira nekupisa kwemafuta uye inogona kuderedza kufambiswa kwemagetsi kwechinhu ichi uchichengetedza kupisa kunogara kuchipisa kana kuchiiswa kune imwechete kupisa flux. quantity. Kupokana kwekutamisa kupisa kuburikidza nepaneru kunosiyana nehuwandu hweHPMC yakawedzerwa, neiyo yakanyanya kubatanidzwa yekuwedzera inokonzeresa kuwedzera kwekupisa kwekupisa kana ichienzaniswa nemusanganiswa wereferensi.
Mhepo-entraining mhedzisiro: Mhepo-intraining mhedzisiro yeHPMC inoreva chokwadi chekuti cellulose ether ine alkyl mapoka, ayo anogona kuderedza pamusoro pesimba remushonga wemvura, kuwedzera mhepo yemukati mukupararira, uye kugadzirisa kuoma kwebubble firimu uye kuoma kwemvura yakachena mabhuru. Iyo yakakwirira uye yakaoma kuburitsa.
Tembiricha yeGel: Tembiricha yegel yeHPMC inoreva tembiricha apo mamorekuru eHPMC anoumba gel mune mhinduro ine mvura iri pasi peimwe kusungwa uye pH kukosha. Gel tembiricha ndeimwe yeakakosha paramita yeHPMC application, inokanganisa mashandiro uye mhedzisiro yeHPMC munzvimbo dzakasiyana dzekushandisa. Iyo tembiricha yejeli yeHPMC inowedzera nekuwedzera kwekusungwa. Kuwedzera kwehuremu hwema molecular uye kuderera kwechiyero chekutsiva kuchaitawo kuti tembiricha yegel iwedzere.
HPMC ine simba rakakosha pazvinhu zvedhaka pane tembiricha dzakasiyana. Izvi zvinokanganisa zvinosanganisira kuchengetedza mvura, kuita chisungo, fluidity, crack resistance, compression simba, flexural simba, thermal performance uye mhepo kupinda mukati. . Nekudzora zvine hungwaru kuyerwa uye mamiriro ekuvaka eHPMC, kuita kwedhaka kunogona kuvandudzwa uye kushanda kwayo uye kusimba patembiricha dzakasiyana kunogona kuvandudzwa.
Nguva yekutumira: Oct-26-2024