HydroxyPropyl methylcellose (HPMC) inzvimbo yemusango inowanzoshandiswa mumasango akasiyana siyana kusanganisira chikafu, mishonga uye kuvaka. MuCoatings Indasitiri, HPMC inoonekwa seyakakodzera chinhu chakakodzera nekuda kwezvivakwa zvaro zvakasarudzika, zvichiita kuti ive yakakosha mukukara kwemari yakanyanya kunaka. Mabhonzo akagadzirwa kubva kuHPMC anokosheswa nekwavo yakanaka viscossity, kuderedza uye kudzivisa kwemvura.
1. HPMC ine yakanakisa mvura yekuchengetwa kwemvura. Izvi zvinodaro nekuti iri hydrophilic polymer, zvinoreva kuti ine chakanyanya kukwezva mamorekuru. HPMC yakawedzerwa kune zvipfuyo, zvinobatsira kuchengetedza kunyorova kwenguva refu, iyo inokosheswa kuchengetedza mhando uye kugadzikana kwejasi. Mabhonzo asina kushomeka kwemvura chaiyo ekuchengetwa kwemvura anogona kukuvadzwa nyore nyore kana kushatisa kana achinge awirwa nekunyorova kana humidity. Naizvozvo, HPMC inovandudza kudzikisira kwemvura yekubatanidza, ichiita kuti iite kuti iite kuti ishandiswe munzvimbo dzine hutsinye.
2. HPMC ine yakanaka firimu-inoumba mafirimu. HPMC mamorekuru ane marefu marefu anovabvumira kuti vagadzire mafirimu akasimba kana vachipindirana nedzimwe zvinhu zvinovhara senge matanda uye pigment. Izvi zvinovimbisa kuti pendi yakagadzirwa kubva kuHPMC ine yakanaka yekudyidzana uye inonamira zvakanaka kune iyo nzvimbo inoiswa. Iyo firimu-inoumba zvivakwa zveHPMC zvakare inovandudza kujairira kwekutungamirira, kuwedzera kupokana kwayo kukuvadza uye abrasion.
3. HPMC ine yakanakisa kuenderana nedzimwe mimwe machira. Icho chinhu chinoshanda chose chinogona kuwedzerwa kune akasiyana siyana ekubatanidza mafambiro asina kukanganisa mashandiro ayo. Izvi zvinoreva kuti majasi akagadzirwa kubva kuHPMC inogona kugadziriswa kusangana nezvinodiwa chaizvo, zvakadai sekushomeka kwemvura kurwisa, gloss kana chimiro kana chimiro. Pamusoro pezvo, HPMC inogona kuumbwa nevematisiti akasiyana, kubvumira kusikwa kwejasi nemidziyo yakasarudzika yekushandisa.
4. HPMC ine zvakatipoteredza ushamwari uye ine yakaderera utsi. Izvi zvinoita kuti ive yakachengeteka chinja chekushandiswa mumatombo ayo anouya achiwonana nechikafu, mvura kana zvimwe zvinhu zvinonzwa. Mabhonzo akagadzirwa kubva kuHPMC ari bioderableable uye haityisiri kutyisidzira nharaunda, achivaita sarudzo inokwezva yevatengi vanoziva nezvevatengi.
5. HPMC iri nyore kushandisa uye kubata. Iyo inouya mumhando dzakasiyana-siyana dzakadai seupfu kana mhinduro uye inonyudza mumvura. Izvi zvinoita kuti zvive nyore kusanganisa nedzimwe zvinhu zvinovhara uye unovimbisa kuti majasi akagadzirwa kubva kuHPMC ane chimiro chisingawirirane uye viscosity. Pamusoro pezvo, HPMC ndeye isiri-ionic cany, zvinoreva kuti haina kukanganiswa nePH yePEPT REPT YEMAHARA. Izvi zvinoita kuti ive yakagadzikana chinhu chinogona kushandiswa mune acidic kana alkaline pendi yekufomha.
6. HPMC ine yakanaka kwazvo kuita pasi pe tembiricha yakasiyana uye mamiriro ekunyorova. Mabhonzo akagadzirwa kubva kuHPMC haazove brittle kana kupaza kana achinge aratidzwa kupisa kwakadzika. Ivo vanochengetawo zvivakwa zvavo kana vachinge vafumurwa kumamiriro epamusoro ekunyanyisa. Izvi zvinoita kuti zvibike zvakagadzirwa kubva kuHPMC yakakodzera kushandiswa munzvimbo dzakasiyana siyana, kusanganisira mamiriro ekunze akanyanya.
7. HPMC ine yakanaka solubility mune organic sol soles. Ichi chivakwa chinoita kuti HPMC nyore nyore kupinda mu solvent-based coatings. Pamusoro pezvo, nekuti HPMC isisiri-ionic cany, haina kukanganisa zvivakwa zve solvent kana kugadzikana kweiyo coating fomu. Izvi zvinoita HPMC yakanaka yakakodzera mune akasiyana siyana ekubatanidza mafomu ekubatanidza, kusanganisira solvent-based coating mafambiro.
Iyo yakasarudzika nzvimbo yeHPMC inoita kuti ive yakakosha musanganiswa mukushanda kwakanyanya. Kuchengetwa kwaro kwemvura kwayo, firimu kuumba, kuwirirana, kushamwaridzana kwekushandisa, kuita uye solubility inoita kuti ive yakakodzera kushandiswa mumhando dzakasiyana siyana dzekubatanidza. Mabhonzo akagadzirwa kubva kuHPMC anokosheswa kuDunhu ravo rakanakisa, kuramba kwemvura uye kusimba kwemvura, kuita kuti ivo vakwanise kushandiswa munzvimbo dzine hutsinye. Nekuda kwekusiyana kwayo, HPMC inogona kugadziriswa kusangana nezvinodiwa chaizvo, zvichiita sarudzo yakakurumbira muCogings indasitiri. Zvakawanda, HPMC ndeyekuita-maitiro ekuita kwakakosha kune iko kubudirira kwekubudirira kwemari yakakwira.
Kutumira Nguva: Oct-13-2023