Kukora vamiririri senge hydroxytHyl cellulose (Hek) zvinowanzoshandiswa mumaindasitiri akasiyana-siyana, kusanganisira cosmetics, mishonga, yekugadzira chikafu, kusimudzira visikopa uye kugadzikana kwekufungidzira. HEC isisiri-ionic, yemvura-yemvura polymer inotorwa kubva ku cellulose uye inozivikanwa nekuda kwezvakanakisa zvakanakisa, pamwe nekugona kwayo kuumbwa uye kugadzikana mhinduro. Kana iwe uri kutarisa kuti udzore mhinduro ine hec, pane manhamba akati wandei aunogona kushandisa.
1.Ndambadza HydroxytHyl Cellulose (Hec)
Chemical dhizaini: Hec ndeyekubva kune inobviswa kwemheremello, inoitika pachisikigo inoitika polymer inowanikwa muzvirimwa. Kuburikidza nemakemikari kugadziridzwa, hydroxytembersl mapoka anounzwa muCellulose chimiro, achiwedzeredza iyo solubility yemvura uye inokakavara.
Solulog mvura: HEC ine manyorerwo mumvura, achigadzira zvakajeka uye zveviscous mhinduro pamusoro pehuremu hwakawanda hwekutarisa.
Kuita kwakakura mechanism: hec khickies kunyanya kuburikidza nekugona kwayo kupinda uye kubata mamaira emamolecules mukati merimwe machira, kugadzira network inowedzera zvevatenzi.
2.Techniques yekukora hec mhinduro
Wedzera kuunganidza: Imwe yenzira dziri nyore dzekuti mhinduro ine hec ndeyekuwedzera kuwanda kwayo. Sezvo kusangana kwehec mumhinduro inosimuka, saka viscosity yayo. Nekudaro, panogona kunge paine zvinoshanda pakukanganiswa kusvika pakukwirira kwakanyanya nekuda kwezvinhu zvakaita sekunyanyisa uye zvaunoda zvigadzirwa zvivakwa.
Nguva yeHydration: Kubvumira HEC kune hydrate zvizere usati washandisa kunogona kuvandudza kugona kwayo kwakasiyana. Nguva yeHydration inoreva nguva inodiwa kuti ic zvidimbu zvekusvinuka uye kuparadzira zvakafanana mune solvent. Nguva refu hydration nguva dzinowanzoitika mumhinduro dzakarukwa.
Tembiricha Kudzora: Tembiricha inogona kupesvedzera visikopa yeec mhinduro. Kazhinji, kupisa kwakanyanya kunoderedza viscosity nekuda kwekudzikiswa polymer keteni yekumanikidza. Kukurukurirana, kudzikisa tembiricha kunogona kuwedzera viscosity. Nekudaro, kupisa kwakanyanya kunogona kukanganisa solution kugadzikana kana kutungamira kugwenzi.
PH Kugadziriswa: Iyo pH yemhinduro inogona kukanganisa mashandiro ehec seanoti. Ipo herc yakagadzikana pamusoro peiyo preff ph range, kugadzirisa iyo pH kune iyo yakanakira huwandu (kazhinji dzakatenderedza kusarerekera) kunogona kusimudzira kugona kwakasiyana.
Co-solventes: kuunza co-sol soles inoenderana nehyoka, senge glycols kana alcohols, inogona kushandura mhinduro zvivakwa uye kusimudzira kureruka. CO-Solventts inogona kufambisa hyc kupararira uye hydration, inotungamira kune yakawedzera viscosity.
Shear rate: Shear rate, kana chiyero chinoshandiswa kune iyo mhinduro kune mhinduro, inogona kukanganisa zvisizvo zvemhinduro dzehec. Yepamusoro Shear Rates inowanzoguma nekuderedza viscosity nekuda kwekuenderana uye kutarisisa kwemaketani emapolmer. Zvekare, kuderedza Shear Tate kufarirwa kuwedzera viscosity.
Kuwedzera kweMaronda: Mune zvimwe zviitiko, kuwedzera kwemazaya, senge sodium chloride kana potasasi Salts inogona kuwedzera ionic simba reiyo mhinduro, inotungamira kune yakasimba polymer yekudyidzana uye yakakwirira viscosity.
Kusanganiswa nevamwe vatatu
3.Practical kufunga
Kuenzanisa kuedzwa: usati wabatanidza hec mune yekuumbwa kana kushandisa maitiro akakomberedza, zvakakosha kuitisa kuiswa kwekuenzanisa kuve nechokwadi chekuti zvinhu zvese zvinopindirana. Kuedzwa kuchikurukurirana kunogona kuziva zvingangoita nyaya dzakadai sekuparadzaniswa kwepakati, gelation, kana kuderedzwa kushanda.
Optimization: Kukurira Hec mhinduro kazhinji kunoda chiyero pakati pevisikoka, kujekesa, kugadzikana, uye zvimwe zvinhu zvekugadzira. Optimization inosanganisira ma parameter yakanaka kwazvo senge hec kusimbisa, Ph, tembiricha, uye anowedzera kuti uwane hunhu hwaunoda hunhu.
Kuumbika kugadzikana: Ipo hero inowanzogadzikana pasi pemamiriro akasiyana siyana, zvimwe zvinhu zvakadai sekunyanyisa kupisa, kana zvinopesana, kana zvinopindirana zvinogona kukanganisa kuumbwa. Kunyatsoumbwa kugadzirwa kwemaitiro uye kuongororwa kwekutarisa kwakakosha kuve nechokwadi chechigadzirwa mhando uye kuita nekufamba kwenguva.
Kufungidzira kufunga: Zvichienderana nechinangwa chakarongwa chechigadzirwa chakarongeka, mirayiridzo yekuzvidzora inogona kuraira zvisungo zvinorehwa, zvavanogona kuita, uye zvinodiwa zvekushandisa. Zvakakosha kuti uenderane nemirairo yakakodzera uye zviyero kuti uve nechokwadi chekuteerera uye kuchengetedza kwevatengi.
Solidsing Solutions ine hydroxytHyl CellenseTH CellenseTe (Hec) inoda kunzwisisa kwakazara kwezvinhu zvayo uye nzira dzakasiyana siyana kuti dzigadzire viscosity uye kugadzikana. Nekugadzirisa zvinhu zvakadai sekusungwa, nguva yekudzidzira, tembiricha, tembiricha, uye shear rate, zvinokwanisika kuitisa hecumbisation yekusangana nezvinodiwa chaizvo. Nekudaro, kuzadzisa iyo yaunoda kusimbisa mhedzisiro uchiramba kujekesa kujekesa, kugadzikana, uye kuwirirana kunowanikwa nekuedza kungwarira, kuronga, uye kuomerera kumitemo yekudzora. Nezve yakakodzera magadzirirwo emhando uye kuongororwa, hec inogona kushanda seyekubudirira mumubatanidzwa pane dzakasiyana-siyana dzevashandisirwo
Kutumira Nguva: Mar-29-2024