Cellulose ndicho chinhu chikuru chechirwere chemadziro emusero, uye ndirwo rwakagoverwa zvakanyanya uye zvakanyanya polysacchari muzvisikwa, nekuda kweanopfuura 50% yekabhoni zvirimo mune chirimwa cheumambo. Pakati pavo, iyo cellulose zvirimo zvekotoni iri padyo ne100%, iyo ndiyo yakachena yakasikwa cellows sosi. Mugoroji huni, cellulose account ye40-50%, uye kune 10-30% hemicellose uye 20-30% lignin. Cellulose ether is a general izwi rakasiyana-siyana renhoroondo dzakawanikwa kubva kune zvakasikwa mheremalose seyakagadzirwa zvinyorwa kuburikidza nekureba. Icho chigadzirwa chakaumbwa mushure mekunge maHydroxyl mapoka paCellulose MacRomolecules ari chikamu kana kutsiviwa zvachose nemapoka e-ether. Iko kune intra-keteni uye inter-ketani hydrogen zvishuwo muCellulose MacRomolecules, asi mushure mekushambadzira mapoka, iyo inowedzera kwazvo hydrophilikuticity uye inowedzera iyo solubility mumvura uye organic sol sol. Solubility Properties.
Cellulose ether ane mukurumbira we "maindasitiri monosidium glutamate". Iyo ine zvinhu zvakanaka kwazvo sekugadzirisa zvakakora, yakanaka mvura solubility, kumiswa kana latex kugadzikana, firimu kuumba, kuchengetwa kwemvura, uye kudedera. Izvo zvakare zvisiri-zvine chepfu uye hazvishandiswe zvakanyanya muzvivakwa zvekuvaka, mushonga, zvekudya, kuongorora kwezuva nezuva, mumigodhi, polmerization, polmerization, erospace uye mamwe minda yakawanda. Cellulose ether ane zvakanakira kushanda kwakakura, zvidiki zveyuniti yekushandisa, yakanaka yekugadziridzwa mhedzisiro, uye hushamwari hwezvakatipoteredza. Inogona kuvandudza zvakanyanya uye gadzirisa zvigadzirwa zvekuita mumunda wekuwedzera kwayo, iyo inokodzera kuvandudza sosi yekushandisa kushanda uye chigadzirwa chakawedzerwa kukosha. Zvemamiriro ekunze zvinowedzera zvinowanikwa izvo zvakakosha muminda dzakasiyana siyana.
Sekureva kweionization ye cellulose ether, mhando yevatsidzike uye mutsauko mukusiyana, cellulose ether inogona kuiswa mumapoka akasiyana. Sekureva kwemhando dzakasiyana dzevasina kudzikama, cellulose anaiters dzinokamurwa kuva gumi vasina kuroora uye vainosanganisa. Sekureva kwaSolubility, cellulose ether inogona kukamurwa kuita manyorerwo emvura uye mvura-insuble zvigadzirwa. Maererano neIonization, inogona kukamurwa kuita Ionic, isiri-Ionic uye yakasanganiswa zvigadzirwa. Pakati pemvura-mherzerle cellulose erinculose oters.
Cellulose ether kusimudzira sei muindasitiri?
Cellulose ether inogadzirwa kubva kune yakanatswa machira kuburikidza neayo diskalization, kuwedzerwa uye mamwe matanho. Iyo yekugadzira maitiro eiyo pharmaceutical giredhi HPMC uye chikafu giredhi HPMC iri zvakafanana. Kuenzaniswa nekuvaka zvinhu-giredhi cellulose eteraceutical-giredhi HPMC uye iyo yakaomarara, yakaoma kudzora maitiro ekugadzira, uye inoda kuchena kwakanyanya kwemidziyo uye nharaunda yekugadzira.
Sekureva kweiyo data yakapihwa neChina Cellulose Indasitiri Association, iyo ionic cellows gadzira, seHercules tembere, Shamong Heida, etc. Kune zvimwe zvidiki zvidiki zvisiri-ionic cellulose ether vagadziri nehurongwa hwekugadzira hushoma pane zvisingasviki zviuru zvina makumi mana ematani. Kunze kwemabhizimusi mashoma, mazhinji acho anogadzira yakajairwa yekuvaka giredhi zvinyorwa cellulose eva Cellulose ana vana, ine huwandu hwakazara hwekugadzira kweanenge zviuru zana ematani. Nekuda kwekushaikwa kwesimba remari, mabhizinesi madiki akawanda anotadza kuita zviyero mukudzivirira kwemamiriro ekunze mukurapwa kwemvura uye kurapwa kwegasi kuitira kuderedza mari yekugadzira. Senyika uye nzanga yose inobhadhara zvakanyanya kuchengetedzwa kwezvakatipoteredza, mabhizinesi iwayo muindasitiri asingakwanise kuita zvinodiwa nekudzivirirwa kwezvakatipoteredza kuchavhara zvishoma nezvishoma kana kuderedza kugadzirwa. Panguva iyoyo, kusangana kwenyika yangu cellulose ether indasitiri inowedzera kuwedzera.
Zvepamhepo zvezvakatipoteredza marongero ekudzivirira zvave kuita uye zvakanyanya kuwanda, uye zvinodiwa zvakawandisa zvinoiswa mberi kune tekinoroji yekudzivirira yemhoteredzo uye mari yekudyara muCellucse ether. Yakakwira-yakagadzirirwa kuchengetedza yezvipenyu zvekudzivirira zvinowedzera mari yekugadzira yemabhizimisi uye zvakare inoumba chikumbaridzo chakakwirira chekudzivirira kwezvakatipoteredza. Mabhizinesi asingakwanise kusangana nezvinodiwa nezvedziviriro zvingangodzikira zvishoma nezvishoma anovhara kana kuderedza kugadzirwa nekuda kwekutadza kuita zvinodiwa zvevatiridzi. Maererano nekambani yekambani, mabhizinesi anogona kuderedza zvishoma nezvishoma uye kurega kugadzirwa nekuda kwezvinhu zvemhoteredzo zvezvematongerwo makumi matatu
Kubva pane cellulose ether, inoenderera mberi nekuwedzera kune yakakwirira-yekupedzisira uye yakakwirira kukosha-zvigadzirwa zvigadzirwa
Kutumira Nguva: Kukadzi-11-2023