1. Nhanganyaya yehydroxypropyl methylcellulose
Hydroxypropyl methylcellulose (HPMC)isiri-ionic cellulose ether inoshandiswa zvakanyanya mukuvaka, mushonga, chikafu, zvizorwa uye mamwe maindasitiri minda. Iine kukora kwakanaka, kugadzira firimu, kuchengetedza mvura, kusungirirana, mafuta uye emulsifying zvivakwa, uye inogona kunyungudika mumvura kuti iite yakajeka kana translucent colloidal mhinduro.
2. Kushandiswa kukuru kwehydroxypropyl methylcellulose
Indasitiri yekuvaka
Cement dhaka: inoshandiswa kuvandudza mashandiro ekuvaka, kuvandudza kuchengetwa kwemvura uye kunamatira, kudzivirira kuputika, uye kugadzirisa simba.
Putty poda uye coating: kusimudzira mashandiro ekuvaka, kunatsiridza kuchengetwa kwemvura, kudzivirira kutsemuka uye hupfu.
Tile adhesive: kunatsiridza simba rekubatanidza, kuchengetedza mvura uye nyore kuvaka.
Self-leveling dhaka: kunatsiridza fluidity, kudzivirira delamination uye kunatsiridza simba.
Zvigadzirwa zveGypsum: kunatsiridza mashandiro ekugadzirisa, kunatsiridza kunamatira uye simba.
Pharmaceutical industry
Semushonga wemishonga, inogona kushandiswa seyakakora, stabilizer, emulsifier, firimu rekare uye inosimudzira-kuburitswa mumiririri.
Inoshandiswa se disintegrant, adhesive uye coating zvinhu mukugadzira piritsi.
Iine biocompatibility yakanaka uye inoshandiswa zvakanyanya mukugadzirira kwemaziso, capsules uye gadziriro-kusunungurwa-kusunungurwa.
Indasitiri yezvokudya
Sekuwedzera kwekudya, inonyanya kushandiswa seyakakora, emulsifier, stabilizer uye firimu-forming agent.
Inokodzera jamu, zvinwiwa, ice cream, zvinhu zvakabikwa, nezvimwewo, kukora nekuvandudza kuravira.
Cosmetics uye zvigadzirwa zvekuchengeta munhu
Inoshandiswa seyakakora uye emulsifier, inowanzoshandiswa muzvigadzirwa zvekuchengetedza ganda, shampoo, mushonga wemazino, nezvimwe.
Iyo ine yakanaka moisturizing uye kudzikamisa zvivakwa, inovandudza chigadzirwa chekushandisa ruzivo.
Zvimwe zvinoshandiswa mumaindasitiri
Inoshandiswa seyakakora, inonamira kana emulsifier mumakeramiki, machira, kugadzira mapepa, ingi, mishonga yezvipembenene uye mamwe maindasitiri.
3. Nzira yekushandisa
Dissolution nzira
Mvura inotonhora yekuparadzira nzira: Zvishoma nezvishoma nyura HPMC mumvura inotonhora, simbisa nguva dzose kusvika yapararira zvakaenzana, wozopisa kusvika 30-60 ℃ uye nyungudika zvachose.
Kunyungudika kwemvura inopisa: tanga wanyorovesa HPMC nemvura inopisa (inodarika 60°C) kuti iite kuzvimba, wobva wawedzera mvura inotonhora wokurunga kuti inyunguduke.
Dry mixing method: tanga wasanganisa HPMC nedzimwe hupfu dzakaoma, wobva wawedzera mvura uye kurunga kuti uzvinyunguduse.
Kuwedzera mari
Muindasitiri yekuvaka, huwandu hwekuwedzera hweHPMC hunowanzo 0.1% -0.5%.
Mumaindasitiri ezvekudya uye emishonga, mari yekuwedzera inogadziriswa zvinoenderana nechinangwa chaicho.
4. Kuchengetedza kwekushandisa
Kuchengetedza mamiriro
Chengetedza munzvimbo inotonhorera, yakaoma, ine mhepo yakanaka, dzivisa unyoro uye zuva rakananga.
Ramba kure nezvinopisa zvinopisa, zvitubu zvemoto uye maoxidants akasimba kudzivirira kushatisa uye kupisa.
Chengetedzo yekuparara
Dzivisa kuwedzera huwandu hukuru hweHPMC panguva imwe chete kudzivirira kuumbwa kwemapundu uye kukanganisa mhedzisiro yekuparara.
Iyo yekumhanyisa kumhanya inononoka munzvimbo yakadzika tembiricha, uye tembiricha inogona kuwedzerwa zvakakodzera kana nguva yekukurudzira inogona kuwedzerwa.
Kuchengetedzwa kwekushandisa
HPMC isiri-chepfu uye isingakuvadzi chinhu, asi inogona kukonzera kutsamwa kwekufema mukati mehupfu, uye yakawanda yeguruva inofanira kudziviswa.
Zvinokurudzirwa kupfeka mask uye goggles panguva yekuvaka kudzivirira kushatirwa kweguruva kune turakiti rekufema uye maziso.
Kugarisana
Paunenge uchishandisa, teerera kuenderana nemamwe makemikari, kunyanya kana uchigadzira zvekuvaka kana zvinodhaka, kuongororwa kwekuenderana kunodiwa.
Mumunda wezvekudya nemishonga, mirau yakakodzera uye zviyero zvinofanirwa kusangana kuti ive nechokwadi chekuchengetedza.
Hydroxypropyl methylcelluloseinoshandiswa zvakanyanya mumaindasitiri mazhinji nekuda kwekuita kwayo kwakanaka. Panguva yekushandiswa, zvinodikanwa kugona nzira chaiyo yekunyungudutsa uye hunyanzvi hwekushandisa, uye teerera kukuchengetedza uye kuchengetedza nyaya kuti uve nechokwadi chekugadzikana uye kuita kwechigadzirwa. Iko kushandiswa kwakaringana kweHPMC hakungogone kuvandudza mhando yechigadzirwa, asi zvakare kunatsiridza kugona kwekuvaka nekugadzira.
Nguva yekutumira: Kubvumbi-15-2025