1. Chimiro chemolecular
Iyo molecular chimiro che sodium carboxymethyl cellulose (CMC) ine simba rinoita pakunyungudika kwayo mumvura. CMC inotorwa kubva ku cellulose, uye chimiro chayo ndechekuti mapoka ehydroxyl ari pacheni ye cellulose anotsiviwa zvishoma kana zvachose nemapoka ecarboxymethyl. Iyo dhigirii yekutsiva (DS) ndiyo yakakosha parameter, inoratidza avhareji nhamba yemapoka ehydroxyl anotsiviwa nemapoka ecarboxymethyl pane yega yega glucose unit. Iyo yakakwirira dhigirii yekutsiva, iyo yakasimba iyo hydrophilicity yeCMC, uye yakakura solubility. Nekudaro, yakawandisa dhigirii yekutsiva inogona zvakare kutungamira mukuwedzeredzwa kwekudyidzana pakati pemamorekuru, izvo zvinozoderedza kunyungudika. Naizvozvo, dhigirii rekutsiva rinoenderana nekunyungudika mukati mehumwe huwandu.
2. Kurema kwema molecular
Iyo molecular huremu hweCMC inokanganisa kunyungudika kwayo. Kazhinji, iyo idiki yehuremu hwema molecular, inowedzera kunyungudika. Yakakwira molecular uremu CMC ine refu uye yakaoma mamorekuru cheni, iyo inotungamira mukuwedzera kubatikana uye kupindirana mumhinduro, ichidzikamisa kunyungudika kwayo. Yakaderera molecular uremu CMC inonyanya kuumba kudyidzana kwakanaka nemamorekuru emvura, nekudaro ichivandudza solubility.
3. Tembiricha
Tembiricha chinhu chakakosha chinokanganisa kunyungudika kweCMC. Kazhinji, kuwedzera kwekushisa kunowedzera solubility yeCMC. Izvi zvinodaro nekuti tembiricha dzepamusoro dzinowedzera simba rekinetic remamorekuru emvura, zvichibva zvaparadza mabhondi ehydrogen nemauto evan der Waals pakati peCMC mamorekuru, zvichiita kuti zvive nyore kunyungudika mumvura. Nekudaro, tembiricha yakawandisa inogona kukonzera CMC kuora kana denature, izvo zvisingakonzere kuparadzwa.
4. pH kukosha
CMC solubility zvakare ine yakakosha kutsamira pane pH yemhinduro. Munzvimbo isina kwayakarerekera kana yealkaline, mapoka ecarboxyl ari muCMC mamorekuru anozopinda muCOO⁻ ions, achiita kuti mamorekuru eCMC ashajirwe zvisina kunaka, nekudaro achiwedzera kudyidzana nemamorekuru emvura nekuvandudza kunyungudika. Nekudaro, pasi pemamiriro ane acidic yakasimba, iyo ionization yemapoka ecarboxyl inodzivirirwa uye solubility inogona kuderera. Uye zvakare, yakanyanyisa pH mamiriro anogona kukonzera kuderedzwa kweCMC, nekudaro ichikanganisa kunyungudika kwayo.
5. Ionic simba
Iyo ionic simba mumvura inokanganisa kunyungudika kweCMC. Mhinduro dzine yakakwira ionic simba dzinogona kutungamira mukusimudzirwa kwemagetsi kusarerekera pakati peCMC mamorekuru, ichideredza kunyungudika kwayo. Iyo salting kunze mhedzisiro chinhu chakajairika, uko kukwirisa ion kunoderedza kunyungudika kweCMC mumvura. Yakaderera ionic simba kazhinji inobatsira CMC kunyungudika.
6. Kuoma kwemvura
Kuoma kwemvura, kunonyanya kutsanangurwa nekusangana kwe calcium uye magnesium ions, kunokanganisawo kunyungudika kweCMC. Multivalent cations mumvura yakaoma (yakadai seCa²⁺ neMg²⁺) inogona kugadzira mabhiriji e-ionic nemapoka e-carboxyl muCMC mamorekuru, zvichikonzera kuunganidzwa kwema molecular uye kuderedzwa kunyungudika. Kusiyana neizvi, mvura yakapfava inokodzera kuparara kuzere kweCMC.
7. Kushushikana
Kushungurudzika kunobatsira CMC kunyungudika mumvura. Kushungurudza kunowedzera nzvimbo yekubatana pakati pemvura neCMC, ichisimudzira nzira yekumisa. Kusuduruka kwakakwana kunogona kudzivirira CMC kubva mukusangana uye kuibatsira kupararira zvakaenzana mumvura, nekudaro ichiwedzera kunyungudika.
8. Kuchengetedza uye kubata mamiriro
Iyo yekuchengetedza uye yekubata mamiriro eCMC zvakare anokanganisa ayo solubility zvivakwa. Zvinhu zvakadai sekunyorova, tembiricha, uye nguva yekuchengetedza zvinogona kukanganisa chimiro chemuviri uye makemikari zvimiro zveCMC, nekudaro zvichikanganisa kunyungudika kwayo. Kuti uchengetedze kunyungudika kwakanaka kweCMC, inofanirwa kudziviswa kubva pakuratidzwa kwenguva refu kune tembiricha yepamusoro uye hunyoro hwepamusoro, uye kurongedza kunofanirwa kuchengetwa kwakavharwa zvakanaka.
9. Mhedzisiro yezvinowedzera
Kuwedzera zvimwe zvinhu, senge dissolution aids kana solubilizers, panguva yekuparara kweCMC inogona kuchinja solubility yayo. Semuyenzaniso, mamwe ma surfactants kana mvura-soluble organic solvents anogona kuwedzera kunyungudika kweCMC nekushandura tension yepasi yemushonga kana polarity yepakati. Pamusoro pezvo, mamwe maion kana makemikari anogona kudyidzana neCMC mamorekuru kuti aumbe soluble complexes, nekudaro achivandudza solubility.
Zvinhu zvinokanganisa kunyungudika kwakanyanya kwesodium carboxymethyl cellulose (CMC) mumvura zvinosanganisira chimiro chayo chemorekuru, huremu hwemamorekuru, tembiricha, pH kukosha, simba reionic, kuoma kwemvura, mamiriro anomutsa, kuchengetedza uye kubata mamiriro, uye pesvedzero yezvinowedzera. Izvi zvinhu zvinofanirwa kutariswa zvakazara mune zvinoshanda kunyorera kukwenenzvera kunyungudika kweCMC uye kusangana nezvinodiwa zvekushandisa. Kunzwisisa zvinhu izvi kwakakosha pakushandiswa uye kubata kweCMC uye kunobatsira kuvandudza mashandisiro ayo ekushandisa munzvimbo dzakasiyana siyana.
Nguva yekutumira: Jul-10-2024