(MetHyl Chloride) (MC) Molecular Formula \ Mushure mekutevedzana kwemaitiro, cellulose kurapwa kunoitwa. Kazhinji, iyo degree rekutsiva ndeye 1.6 ~ 2.0, uye iyo degree rekutsiva rakasiyana. Izvo ndezvevasina-ionic cellulose ether.
1. Starch, Guar Gamu uye mamwe akawanda surfacers anoenderana zvakanyanya. GENYU inoitika kana tembiricha ichisvika tembiricha yegungwa.
Kuchengetwa kwemvura kwemamita methylcellose kunoenderana nehuwandu hwayo hwakawedzerwa, viscosity, chetatu pubeness uye kudzvinyirira. Kazhinji yakawedzerwa, idiki, yakakwira viscosity, yakakwira mvura yekuchengetwa kwemvura. Pakati pavo, kuchengetwa kwemvura kunokanganisa kukuru, uye chikamu cheViscosity hachina kuenzana nekuchengetwa kwemvura. Iyo yekunyungudika chiyero inonyanya kuenderana neyero yekugadziridzwa kwepasi kweiyo cellulose zvimedu uye zvakajeka zvezvikamu. Pakati pevateveri vari pamusoro maCellulose eva, methyl cellulose uye hydroxypruppropyl methyl cellen cellense ine yakakwira kuchengetwa kwemvura.
Shanduko yekudziya inogona kukanganisa zvakanyanya kuchengetwa kwemvura yeMethyl Cellulose. - Iyo yepamusoro tembiricha, yakaipa yekuchengeta mvura. Kana tembiricha inovhuvhuta 40 ° C, kuchengetwa kwemvura methyl cellulose kuchave kuderedzwa zvakanyanya, kukanganisa zvakanyanya kuvakwa kwemutya.
Methylcellose ane kukosha kwakakosha pakubata uye kushushikana kwemutya. "Kuomerwa" pano kunoreva kushamwaridzana pakati peiyo mushandi weMushandi weMushandi uye substrate, ndiko kuti, iyo Shear Ristance yerudzi. Viscosity, Shefu Shear Simba, uye Simba rinodiwa nevashandi mukushandiswa zvakare vakakura kwazvo, uye duri kuvaka hazvina kunaka. Methylcellulose akaomerera pane mwero mwero mu cellulose ether zvigadzirwa.
2.. Icho chisiri-ionic cellulose yakasanganiswa gadziriro yakagadzirirwa neyekutevedzana mushure mekushandiswa kweshoko mushure mekunyudzwa kwekotoni Alkali Iyo degree rekutsiva kazhinji 1.2 / 2.0. Zvivakwa zvaro zvinosiyana zvinoenderana nehuremu hwezvemukati zvemukati uye hydroxyprupropyl zvemukati.
1.. Tembiricha yayo yekupisa mumvura inopisa yakanyanya kukwirira kupfuura iyo yemethylcellose. Izvo zvinoratidzawo kuvandudzwa kukuru pamusoro pe methylcellose kana ikanyungudika mumvura inotonhora.
Iyo viscosity ye hydroxyprusyl methylcellose ine hukama nehuremu hwemanyorerwe, uye huremu hwemanyorerwe hwakakwira. Tembiricha inokanganisawo zvavakaita, sekuwedzera kwekuwedzera, viscosity inoderera. Nekudaro, pesvedzero yekushisa pane viscosity yakaderera pane iyo methyl cellulose. Mhinduro yacho inochengeterwa yakagadzikana pamhepo tembiricha.
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4.. Kuitwa kweCaustic soda uye lime mvura haina pesvedzero yakawanda, asi iyo Alkali inogona kukurudzira chiyero charo yekunyungudika, uye visikoka ichiwedzerwa. Hydroxyprupyl methylcellose yakagadzikana kune zvakajairwa nemaronda, asi kana kusungwa kweSalm Solution kwakakwira, iyo visikopo yeiyo hydroxyprosyl mhinduro inowanzowedzera kuwedzera.
HydroxyPropyl methylcellose inogona kusanganiswa nePoluble Polymers kuti iite yunifomu, yakakwira-viscosity solution. Senge polyvinyl doro, starch ether, miriwo gamu, nezvimwe.
HydroxyPropyl methylcellose ane zvirinani enzyme kuramba kupfuura methylceulose, mukana wekunyora kweiyo methylcellose, uye kudenha kwehydroxproproprylsellose kuvakwa kwekuvakwa kwakakwirira kupfuura kweiyo methylcellose. base cellulose.
Matatu, HydroxyTHYL Cellulose (HEC) inogadzirwa kubva kune yakanatswa yekotoni yakarongedzwa neAlkali, pamberi peacetone, uye ethylene oxidee mumiririri. Degree rayo rekutsiva rinowanzoitika 1.5 / 2.0. Iyo ine hydrophilikuti yakasimba uye iri nyore kutora unyoro.
1. HydroxytHyl Cellelose inokweretesa mvura inotonhora, asi zvakaoma kunyungudika mumvura inopisa. Mhinduro yacho yakagadzikana pakupisa kwakanyanya uye haina zvivakwa zvine gel. Inogona kushandiswa kwenguva yakareba mugurusivhi yakakwira, asi kuchengetwa kwemvura kuri kuderera pane iyo ye methyl cellulose.
2.. Alkali itsatirana kupaza kwayo, uye visikopa yaro inowedzera zvishoma. Kupararira kwaro mumvura kuri kutonyanya zvakanyanya kupfuura iyo ye methyl cellulose uye hydroxypruppropyl methyl cellulose.
3. HydroxytHyl Cellulose ine basa rakarukwa rakarembera pabasa, asi kwenguva yakareba, zvimwe zvakadzama hydroxakesl cellyl performance pane methyl cellalose
4. CarboxyMethyl Cellerose (Cmc) \ [C6H7O2 (OH) 2Och2CoCona] (Cotton, Iyo degree rekutsiva kazhinji kazhinji 0.4 / 1.4, uye iyo degree rekutsiva rine simba rakakura pakuita.
CarboxyMethyl Cellelose ane Hygroscopicity, uye mamiriro okutakura ekuchengetedza ane mamwe mvura.
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Kugadzikana kwayo kunokanganiswa kwazvo naPh. Kazhinji inoshandiswa kune gypsum dhaka, kwete yeiyo siment dol. Panyaya yeiyo yakakwirira alkalinity, icharasikirwa newisikoka.
Kuchengeta kwemvura kwaro kwakaderera pane iyo ye methyl cellulose. Gypsum Dorar ine mari yekudzosera, kuderedza simba. Asi mutengo weCarboxyMethyl Cellelose akanyanya kuderera pane iyo ye methyl cellulose.
Kutumira Nguva: Kukadzi-14-2025