Methylcellulose (MC) yakakosha mvura-inonyungudika cellulose derivative, inoshandiswa zvakanyanya mumhando dzakasiyana dzemaindasitiri, ichiita seyakakora, emulsifier, stabilizer, firimu rekare uye lubricant. Inowanikwa nekugadziriswa kwekemikari ye cellulose, ine yakasarudzika yemuviri uye makemikari zvimiro, uye inogona kuita basa rakakosha muakasiyana maindasitiri minda, kunyanya mune zvekuvaka, machira, chikafu, mishonga uye cosmetics maindasitiri.
1. Zvinhu zvakakosha zve methylcellulose
Methylcellulose ipfumbu isina ruvara, isinganakidze, isina kunhuwa kana granule ine kunyura kwemvura kwakasimba uye kunyungudika kwakanaka. Iyo methoxy boka (-OCH₃) inounzwa mune yayo molecular chimiro. Uku kugadziridzwa kunopa zvimwe zvivakwa izvo zvakasikwa cellulose haina, kusanganisira:
Solubility: Methylcellulose inonyungudika nyore nyore mumvura inotonhora kuti iite yakajeka colloidal mhinduro, asi isinganyunguriki mumvura inopisa, inoratidza maitiro e thermogel. Iyi thermogel pfuma inoita kuti ive nekukora mhedzisiro pane imwe tembiricha uye kuchengetedza yakanaka morphological kugadzikana pakupisa kwakanyanya.
Biocompatibility: Sezvo methylcellulose inotorwa kubva kune yakasikwa cellulose, haina chepfu, isingatsamwisi, uye nyore biodegradable, saka inoshamwaridzana nenharaunda.
Kukora uye kugadzikana: Methylcellulose inogona zvinobudirira kuwedzera viscosity yemhinduro uye kuita basa rekukora. Iyo inewo kugadzikana kwakanaka, iyo inogona kubatsira zvimwe zvinongedzo mune fomuro kuti zvigovane zvakaenzana uye kudzivirira kubva pakugadzirisa kana kupatsanura.
2. Kushandiswa kwemethylcellulose muindasitiri yekuvaka
Muindasitiri yekuvaka, methylcellulose inonyanya kushandiswa muzvinhu zvakaita semende dhaka, putty poda uye gypsum zvigadzirwa. Mabasa ayo makuru anosanganisira:
Thickener: Mune simende dhaka, methylcellulose inowedzera viscosity, inovandudza kushanda uye kushanda kwedhaka, inoita kuti zvive nyore kuvaka, uye inogona kudzivirira zvinobudirira kubuda kwemvura uye stratification. Inoita kuti dhaka riwedzere kuyerera uye maitiro ekuvaka aite nyore.
Mvura inochengetedza mumiriri: Methylcellulose ine yakanakisa yekuchengetedza mvura zvivakwa, izvo zvinogona kuderedza kurasikirwa kwemvura mudhaka uye kuwedzera nguva ye hydration ye simenti, nekudaro ichivandudza mhedzisiro yekuvaka uye simba. Mumamiriro okunze akaoma, methylcellulose inogona kuderedza kubuda kwemvura uye kudzivirira kuputika kwedhaka.
Anti-sagging: Inogona kukwidziridza iyo anti-sagging kugona kwedhaka, kunyanya mukuvaka kwakamira, kudzivirira kurasikirwa kwezvinhu uye kuve nechokwadi chakafanana coating ukobvu.
3. Kushandiswa kwemethylcellulose mukuputira uye zvinonamira
Methylcellulose inoshandiswa zvakanyanya mukuputira uye zvinonamira seyakakora uye stabilizer, iyo inogona zvakanyanya kuvandudza mashandiro ezvigadzirwa izvi.
Kuomesa uye rheological regulation: Mukuputira maumbirwo, methylcellulose inovandudza kuyerera kwayo uye kupararira nekuwedzera viscosity yekupfeka. Iko kukora kwejasi hakugone chete kudzivirira kudonha uye kuyerera, asiwo kuita iyo yekupfeka yunifomu uye inowirirana, inovandudza mhedzisiro yekuvaka. Munguva yekuomeswa kwekuputira, inobatawo basa rekudzivirira kunaya kwezvigadzirwa uye kuputika kwekuputira.
Mafirimu-ekugadzira zvimiro: Methylcellulose inogona kupa iyo yekuputira yakanaka yekugadzira firimu zvimiro, ichiita iyo yekupfeka yakaoma uye isingapfeki, uye kuve nekumwe kudzivirira kwemvura uye kusagadzikana kwemamiriro ekunze. Inogonawo kuvandudza kunamatira kwekutanga uye kusungirirwa kwesimba rekunamatira.
4. Kushandiswa kwemethylcellulose muindasitiri yezvekudya
Methylcellulose, sekuwedzera kwechikafu, ine kuchengetedzwa kwakanaka uye kugadzikana uye inowanzoshandiswa pakukora chikafu, kudzikamisa uye emulsification. Inogona kuvandudza kuravira, kuumbwa uye kutaridzika kwechikafu, uku ichiwedzera hupenyu hwesherufu yekudya.
Thickener uye stabilizer: Muchikafu chakadai sejelly, pudding, cream, soup uye sosi, methylcellulose inogona kuita semukobvu kuita kuti chikafu chiwedzere kuoneka uye chakatsetseka. Inogona kuumba viscous colloid mumvura, kudzivirira stratification uye kunaya kwezvikafu zvekudya, uye kugadzirisa kugadzikana kwechigadzirwa.
Fat substitute: Thermal gelation property yemethylcellulose inopa kuravira-kufanana nemafuta pakudziya kwakaderera, uye inogona kushandiswa sechinzvimbo chemafuta mune yakaderera-calorie chikafu. Inogona kuderedza kugutsikana kwemafuta pasina kukanganisa kuravira, kubatsira vagadziri vezvokudya kuti vagadzire zvinhu zvine utano.
Kuchengetwa kwemvura: Muzvokudya zvakabikwa, methylcellulose inogona kuvandudza simba rekuchengetedza mvura yemukanyiwa, kudzivirira kuputika kunokonzerwa nekubuda kwemvura, uye kunatsiridza kugadzirwa uye kupfava kwechigadzirwa.
5. Kushandiswa kwemethylcellulose mumishonga uye zvizoro
Methylcellulose inoshandiswa zvakanyanya mumishonga uye zvizorwa nekuda kwekusina-chepfu uye yakanaka biocompatibility.
Kushandiswa mumishonga: Mukugadzirira kwemishonga, methylcellulose inogona kushandiswa sebhainda, firimu rekare uye disintegrant yemapiritsi kuti ive nechokwadi chekusunungurwa kunobudirira uye kutorwa kwemishonga. Mumishonga yemvura, inogona kushandiswa sechinhu chinomisa uye thickener kudzivirira kunaya kwezvinhu zvinoshanda.
Kushandisa muzvizoro: Muzvizoro, methylcellulose inoshandiswa seyakakora uye inodzikamisa kubatsira zvigadzirwa zvakaita semafuta ekuzora, makirimu, uye shampoos kuchengetedza kunaka uye kugadzikana. Inogona kudzivirira mafuta uye mvura stratification uye kupa zvigadzirwa lubrication uye moisturizing mhedzisiro.
6. Kushandisa mune mamwe maindasitiri
Methylcellulose inoitawo basa rakakosha mune mamwe maindasitiri. Semuenzaniso, muindasitiri yekugadzira mapepa, methylcellulose inoshandiswa sefiber dispersant kuti ivandudze kufanana kwe pulp; muindasitiri yeceramic, inoshandiswa sebhainda kuti ibatsire kusungirirwa kweupfu hweceramic panguva yekuumba; muindasitiri yekuchera oiri, methylcellulose inoshandiswa seyakakora uye mafuta ekuchera madhaka kuvandudza kuchera nekugadzikana.
Methylcellulose inogona kuita basa rakakosha muminda yakawanda yemaindasitiri kuburikidza neyakasiyana makemikari chimiro uye zvemuviri zvimiro. Iko kukora kwayo, kuchengetwa kwemvura, kudzikamisa uye firimu-kugadzira mabasa kunoita kuti ive sarudzo yakanaka yekusimudzira maindasitiri ekugadzira. Zvingave zvekuvaka, machira, chikafu, kana mishonga yemishonga, cosmetics nezvimwe minda, methylcellulose yakaunza kuvandudzwa kwakakosha uye kukwidziridzwa kune zvigadzirwa nekuita kwayo kwakanaka. Mune ramangwana, nekuenderera mberi kwekuvandudza tekinoroji yeindasitiri, tarisiro yekushandiswa kwemethyl cellulose ichave yakakura.
Nguva yekutumira: Sep-09-2024