amakhemikhali okwelapha amanzi

Ukuhlola i-PolyDADMAC

I-Exploring-the-PolyDADMAC

Ukuhlola Ubudlelwano Phakathi Kwesisindo Somzimba, I-Viscosity, Okuqukethwe Okuqinile, kanye Nekhwalithi Ye-PolyDADMAC

I-PolyDADMAC (eyaziwa nangokuthi “i-polydiallyl dimethyl ammonium chloride”) iyi-polymer ye-cationic esetshenziswa ezinqubweni zokwelashwa kwamanzi. Yaziswa nge-flocculation yayo emihle kanye nemiphumela ye-coagulant. Njengomphakeli kanye nomsabalalisi wamakhemikhali okuhlanza amanzi, kubalulekile ukuqonda ubudlelwano phakathi kwesisindo samangqamuzana, i-viscosity kanye nokuqukethwe okuqinile kwe-PolyDADMAC nekhwalithi yomkhiqizo. Kulesi sihloko, sizohlola ukuhlobana phakathi kwalezi zinkomba nendlela yokukhetha imikhiqizo yekhwalithi ephezulu ekufanele.

Isisindo samangqamuzana, i-viscosity kanye nokuqukethwe okuqinile kwe-PolyDADMAC yimingcele ebalulekile ethinta umphumela wayo. Zihlobene. Okulandelayo incazelo enemininingwane yabo kanye nencazelo enemininingwane yobudlelwano babo:

1. Ubudlelwano

Isisindo samangqamuzana sibhekisela kubude obumaphakathi beketango le-polymer ye-PolyDADMAC.

Izisindo zamangqamuzana eziphakeme ngokuvamile zisho amaketanga e-polymer amade, angathuthukisa amandla oku-flocculation e-PolyDADMAC. Futhi izisindo zamangqamuzana eziphakeme ngokuvamile zinikeza imiphumela ethile yokuvala, evumela izinhlayiya ezincane emanzini ukuba zixhunywe ndawonye. Ingathuthukisa imiphumela yokwelashwa kwamanzi.

Kodwa-ke, isisindo esiphezulu kakhulu se-molecular singase siholele ku-viscosity ngokweqile, okuthinta ukusebenza.

Isisindo samangqamuzana siyinkomba ebalulekile yekhwalithi ye-PDDMAC ngoba ithinta ngokuqondile umphumela wayo wohlelo.

Izisindo zamangqamuzana e-PDADMAC ngokuvamile zisukela ku-50,000 kuye ku-700,000Da, futhi imikhiqizo enesisindo se-molecular ultra-high kufanele ifinyelele ku-3,000,000Da.

 

2. I-Viscosity

I-Viscosity ibhekisela ekuphikisweni kwesisombululo se-PolyDADMAC ukuze sigeleze.

Ngokuvamile i-viscosity ingu-80-12,000mPa.s, futhi kukhona ne-high-viscosity PolyDADMAC ene-viscosity engaphezu kuka-100,000. I-viscosity ihlobene eduze nesisindo samangqamuzana, futhi izisindo eziphezulu zamangqamuzana ziholela ekubonakaleni okuphezulu. Futhi i-viscosity ithinta ukunyibilika nokuhlakazeka kwe-PDADMAC, kanye nokusebenza kwayo kokusebenza ezinhlelweni zokusebenza. Uma i-viscosity iphezulu kakhulu, i-viscosity ephezulu ingabangela ubunzima obuthile bokusebenza (ukudlulisa nokuhlambulula, njll.) I-Viscosity iyipharamitha ebalulekile yokulinganisa ikhwalithi ye-PDADMAC ngoba ibonisa isisindo sayo samangqamuzana nokusebenza kwesicelo., kuyilapho i-low-viscosity ye-PolyDADMAC inoketshezi oluhle futhi kulula ukuyipompa.

 

3. Okuqukethwe okuqinile

Okuqukethwe okuqinile kubhekisela kumaphesenti esisindo se-polymer kusixazululo se-PolyDADMAC.

Okuqukethwe okuphezulu okuqinile kusho izindleko ezincishisiwe zokulondoloza kanye nempahla. Kodwa-ke, uma umkhiqizo onesisindo samangqamuzana aphezulu kakhulu ulungiswa njengesixazululo esingu-40%, awukwazi ngisho nokuthululwa ngaphandle kwesigubhu.

Okuqukethwe okuqinile kwe-PolyDADMAC kungu-10% noma u-50%, okungukuthi, ingxenye yezinto ezisebenzayo zangempela kusixazululo.

Imvamisa, okuqukethwe okuqinile kwe-PolyDADMAC esikuthengisayo kucishe kube ngu-40%. Siphinde sibe nokunye ukucaciswa kokuqukethwe okuqinile.

Ungahlola ifayelaincazelo yomkhiqizo enemininingwane ye-PolyDADMACngokucaciswa okuqondile nezinkomba ezinemininingwane ye-PolyDADMAC.

 

Ubudlelwano phakathi kwabo:

Isisindo samangqamuzana kanye ne-viscosity:

Ngokuqukethwe okufanayo okuqinile, ukuphakama kwesisindo samangqamuzana, kukhulu i-viscosity.

Isisindo samangqamuzana sikhulu, ukuphakama kwe-viscosity.

Okuqukethwe okuqinile kanye ne-viscosity:

Ngesisindo esifanayo samangqamuzana, ukuphakama kokuqukethwe okuqinile, kukhulu i-viscosity.

Isisindo samangqamuzana, okuqukethwe okuqinile, nokusebenza:

Kokuqukethwe okuthile okuqinile, ukuphakama kwesisindo samangqamuzana, umphumela ungcono, kodwa i-viscosity izokhula.

 

Ungayikhetha kanjani i-PolyDADMAC evumelana nawe

I-viscosity enengqondo: qinisekisa ukugeleza kwamanzi, ukuncibilika kalula, nokusebenza kahle kwe-flocculation.

 

Uma udinga ukuthola umphakeli omusha ukuze uthenge i-PolyDADMAC, khona-ke okokuqala kufanele unqume ukwakheka kwekhwalithi yamanzi wakho ukuze umphakeli wakho akusize ukhethe imodeli engcono. Noma ungatshela umphakeli uhlobo nemodeli ye-PolyDADMAC oyisebenzise ngaphambili. Noma ungathumela i-PolyDADMAC yakho ekhona kumnikezeli wakho omusha futhi ubavumele bakusize uhlaziye futhi ukhethe. Ukuhlolwa kwesampula ye-PolyDADMAC entsha kubaluleke kakhulu, futhi kufanele uhlole ngokucophelela ukuze unqume ukuthi imodeli ikufanele kakhulu yini.

 

NjengochwephesheUmphakeli we-PolyDADMAC, singakunikeza izinsiza zokukhetha futhi sikuthumelele amasampula amahhala. Uma unezidingo, sicela usithinte. Sizokumatanisa nomphathi wokumaketha osezingeni eliphezulu ongakusiza.

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  • Isikhathi sokuthumela: Mar-11-2025