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Ungayilungiselela njani iPolymer Polly Poller (RDP)?

Ukuvelisa i-polymer ye-polymer ye-polymer yinkqubo entsonkothileyo ebandakanya izigaba ezininzi, nganye ekubaluleke kakhulu ekufezekiseni iipropathi eziyimfuneko kunye nokusebenza kwemveliso yokugqibela.

1. Intshayelelo kwi-polymer yePolymer

A. Inkcazo kunye nesicelo
I-Polymer Polymer Polymer ye-polymer ye-polymer yomhlaba inokuthi ichithwe ngokulula emanzini ukwenza ii-emulsion ezizinzileyo. Ezi powlers zisetyenziswa ngokubanzi kwizixhobo zokwakha ezifana nokufa, ukunamathela kunye nokukhulisa njengoko ziphucula iipropathi zoomatshini, ukunamathezane kunye nokuguquguquka kwezi mveliso.

B. Ubume obusisiseko
Izithako eziphambili ze-polymer ye-polymer ye-polymer ye-polymer ibandakanya:

I-Polymer Binder: I-polymer ye-polymer yeyona nto iphambili kwaye ihlala ingumkhweli we-vinyl acetate nase-ithylene (Vae) okanye enye i-polymer (vae) okanye enye i-polymer efanelekileyo. Oku kunika imveliso yokugqibela yemveliso kunye ne-adhesion.

Ukukhusela i-Colloid: Yongeza iindawo zokuhlala okanye iicolloids zokukhusela ukuthintela amasuntswana e-polymer ukusuka kwi-ageglomeram kwaye agcine uzinzo ngexesha lokugcina.

Izongezo: Iizongezo ezahlukeneyo, ezinjengokusasazeka, iiplastiki, kunye nezithukuthezi, zinokufakwa ukongeza iipropathi ezithile zomgubo.

I-2. Inkqubo yokwenziwa

A. I-emulsion Polymerization
Ukukhetha monomer: Inyathelo lokuqala kubandakanya ukukhetha izifo ezilungele indlela ye-polymerizazazazarazazazaration, i-vinyl acetate nasebhotilone.

Ukukhutshelwa: ukusebenzisa i-surfaccapes ukuthwala oomatshini emanzini ukwenza i-emulsion efanelekileyo.

I-Polymerization: Umqalisi wongezwa kwi-emulsion ukuqala impendulo ye-polymerization. Amasuntswana ePolymere akhula kwaye ekugqibeleni yenza i-polymer binder.

Amanyathelo okuphendula emva: amanyathelo ongezelelweyo anjengokulawula i-PH kunye neqondo lobushushu kubalulekile ekufezekiseni iipropathi eziyinqwenelekayo zePolymer.

B. Ukutshiza ukomisa
Uxinzelelo lwe-emulsion: Ukugxila kwi-emulmer ye-polymer kwimixholo ethile ye-solids efanelekileyo yokutshisa.

Ukutshiza ukomisa: I-emulsion ye-celsion i-Atomion i-Atomion inamachaphaza amahle kwaye yaziswa kwigumbi lokumisa i-thermal elomileyo. Amanzi aphuma, ashiya ngasemva amasuntswana aqinileyo.

Ubungakanani be -unticle yolawulo: Yenza iiparamitha ezahlukileyo kubandakanya ireyithi yokondla, i-inki yeqondo lokushisa kunye noyilo lwe-nozzle ukulawula ubungakanani be-paunticle yomgubo ongcediweyo.

C. Iposti yomgubo
Ukongeza i-colloids ekhuselweyo: I-colloids ekhuselayo ihlala yongezwa kwii-powders zokuthintela ukuphazamiseka kwe-sublomerance kunye nokuphucula uhlengahlengiso.

Izongezo: Ezinye izongezelelo zingaziswa ngeli nqanaba ukuphucula iimpawu ezithile zomgubo.

3. Ukulawulwa komgangatho kunye nokuvavanywa

A. Uhlalutyo lwe-istila
Ukuhluka kwe-laser: Iindlela zokuphumla ze-laser zihlala zisetyenziselwa ukulinganisa ubungakanani be-surlicle yokusasazwa kwe-polymer ye-polymer ye-polymer.

Uhlalutyo lwe-Microscopy: uhlalutyo lweMicroscopic lunokubonelela ngengqondo kwisuntswana kwi-morphology kunye nemicimbi yezomoya.

B. Uvavanyo lokuhlaziya
Uvavanyo lwaManzi lwe-Revisision: Hlanganisa umgubo wamanzi ukuze uvavanye amandla okwenza i-emulsion.

Uvavanyo olubonakalayo: Vavanya inkangeleko yomgubo ohlaziyiweyo, kubandakanya naziphi na iziqwengana okanye i-ageglomerates.

C. Uhlalutyo lweekhemikhali
Ubume bePolymer: Iindlela ezifana ne-4ier Fereforform ye-Inchroscopy (fir) zisetyenziselwa ukuhlalutya ukwakhiwa kwamachiza kweepolimers.

Umxholo we-Monomer Monomer: Sebenzisa i-chromatography yegesi okanye ezinye iindlela ukumisela ubukho bazo nawaphi na oosomendo bentsalela.

I-4 .. Imiceli mngeni kunye nokuqwalaselwa

A. Impembelelo yokusiNgqongileyo
Ukukhetha izinto eziphathekayo: Ukukhetha izilwanyana ezinobuhlobo kwindalo kunye nezinto ezingafunekiyo kunokunciphisa ifuthe lendalo yenkqubo yokwenziwa.

Ukusetyenziswa kwamandla: Ukwenza ukusetyenziswa kwamandla, ngakumbi kwinqanaba lokutshiza, kunegalelo kuzinzo.

B. Ukusebenza kwemveliso
Ukuqulunqwa kwePolymer: Ukukhetha i-polymer kunye nokuqulunqwa kwayo kuchaphazela iipropathi zepolismer of Polymer.

Uzinzo lokugcina: ukongeza ikholloids efanelekileyo yokukhusela kubalulekile ukuthintela i-powder iqulethe ngexesha lokugcina.

Isiphelo
Ukwenza i-Polymer Polymer Polymer iquka ukudityaniswa okuntsonkothileyo kwePolymerion Polymerization, i-Spray Sokomayo kunye nokuSebenza kwePosi. Amanyathelo olawulo lomgangatho, kubandakanya uvavanyo lwe-paricle yohlalutyo kunye novavanyo lohlengahlengiso, kubalulekile ukuqinisekisa ukuba imveliso ihlangabezana neenkcazo ezifunekayo. Ukulungelelanisa ukuqwalaselwa kokusingqongileyo kunye nokusebenza kwemveliso kubalulekile kuphuhliso oluqhubekayo kunye nokusetyenziswa kwe-polymer yepolly ye-polymer kumashishini ahlukeneyo.


IXESHA LOKUQALA: FEB-19 ukuya ku-1525