Hydroxypropylmethylcellulose (HPMC) ipolymer yakagadzirwa nekuchinja cellulose yechisikigo. Inoshandiswa mumaindasitiri akasiyana-siyana mumishonga, chikafu, zvizoro, uye kuvaka. HPMC i nonionic cellulose ether inonyungudika nyore nyore mumvura uye inogona kugadzira mhinduro yakajeka, ine viscous inoramba yakasimba pane pH yakawanda.
Zvinhu zveHPMC zvinosanganisira:
1. Kukwanisa kuchengetedza mvura zvakanyanya: HPMC inogona kunwa mvura nekuichengeta panzvimbo yayo, zvichiita kuti ishande semuchina wekuomesa, emulsifier, uye stabilizer mumabasa akawanda.
2. Hunhu hwakanaka hwekugadzira firimu: HPMC inogona kugadzira mafirimu akajeka ane simba rakanaka remakanika. Izvi zvinoita kuti ishandiswe mukugadzira makapisiri, machira nezvimwe zvigadzirwa.
3. Kushanda kwepamusoro: HPMC ine hunhu hunoshanda pamusoro, zvichiita kuti ishandiswe semushonga wekunyorovesa uye wekuparadzanisa.
4. Kugadzikana kwakanaka kwekupisa: HPMC inogara yakasimba pakupisa kwakanyanya uye inogona kushandiswa muzvishandiso zvinoda kushanda uku.
5. Kunamira zvakanaka panzvimbo dzakasiyana-siyana: HPMC inogona kubatana nenzvimbo dzakawanda, zvichiita kuti ibatsire mukugadzira manamatiro nependi.
Mashandisirwo eHPMC mumaindasitiri akasiyana-siyana:
1. Mushonga: HPMC inoshandiswa zvakanyanya mukugadzira mishonga semushonga unosunga, unobvisa tsvina, uye unogadzirisa kupenya kweropa. Inowanikwa mumapiritsi, makapisiri uye mumhando dzemvura.
2. Chikafu: HPMC inoshandiswa sechinhu chinosimbisa, chinosimbisa uye chinosanganisa chikafu. Inogona kushandiswa muzvigadzirwa zvakaita se ice cream, yogati uye masaga.
3. Zvizoro: HPMC inoshandiswa zvakanyanya muzvizoro sechinhu chinosimbisa, chinosanganisa mafuta, uye chinoita kuti ganda riite firimu. Inogona kushandiswa muzvigadzirwa zvakaita semakirimu, mafuta anonhuhwirira uye shampoo.
4. Kuvaka: HPMC chinhu chakakosha muzvinhu zvakawanda zvekuvaka zvakaita sematiles, maplaster akavakirwa pa simende uye mamortar. Inoshanda semushonga unochengetedza mvura, inovandudza kushanda, uye inopa kunamira kuri nani uye kudzora kudonha kwesimbi.
Chiyero cheHPMC indasitiri:
1. Kuchengetwa kwemvura: Mwero wekuchengetwa kwemvura weHPMC chinhu chakakosha chinoratidza kushanda kwayo sechinokora uye chinonamira. Imba iyi ine mwero wekushandiswa kweindasitiri we80-100%.
2. Kusviba: Kusviba chinhu chakakosha pakusarudza HPMC yekushandiswa kwakasiyana-siyana. Zviyero zveindasitiri zvekusviba zvinotangira pa5,000 kusvika 150,000 mPa.s.
3. Zviri muboka reMethoxyl: Zviri muboka remethoxyl reHPMC zvinokanganisa kunyungudika kwayo, kunaka kwayo uye kuwanikwa kwayo. Chiyero chekushandiswa kwemethoxy muindasitiri chiri pakati pe19% ne30%.
4. Hunhu hweHydroxypropyl: Hunhu hwehydroxypropyl hunokanganisa kunyungudika uye kusimba kweHPMC. Chiyero cheindasitiri chehuwandu hwehydroxypropyl chiri pakati pe4% ne12%.
HPMC ipolymer inoshandiswa zvakasiyana-siyana ine mashandisirwo akasiyana-siyana mumaindasitiri. Hunhu hwayo hwakasiyana hunoita kuti ikodzere kushandiswa mumishonga, chikafu, zvizoro uye kuvaka. Zviyero zveindasitiri zvemaparameter akasiyana-siyana zvinobatsira mukusarudza giredhi rakakodzera reHPMC rekushandisa kwakaringana.
Nguva yekutumira: Gunyana-14-2023