Ukulungiswa kweI-Ultrafine enqabileyo ye-Ultrafine
I-Ultrafine enqamlezileyo yomhlaba inoluhlu olubanzi lwezinto ezisetyenziswayo xa kuthelekiswa neengxowa-mali zomhlaba ezinqabileyo, kwaye kukho uphando ngakumbi kubo. Iindlela zokulungiselela zahlulwe zaba yindlela yesigaba esiqinileyo, indlela yesigaba solwelo, nendlela yesigaba segesi ngokwemeko ye-aggrestation yento. Okwangoku, indlela yesigaba solwelo isetyenziswe ngokubanzi kwiilebhu kunye neshishini ukulungiselela iipolls ze-ultrafine zezinto ezinqabileyo zomhlaba ezinqabileyo. Ibandakanya indlela yendlela, indlela ye-Sol Gel, indlela ye-hydrothermal, indlela yetemplate, indlela ye-temphelsion kunye nendlela ye-alkyd hydrolysis, phakathi kwendlela efanelekileyo yemveliso yemveliso.
Eyona ndlela yokulinganisa kukongeza i-precipitant kwisisombululo setyuwa yentsimbi yoqobo, kwaye emva koko yihluziseni, hlamba, uyomile, ubushushu bufumene iimveliso zeplow. Ibandakanya indlela yokuposa ngokuthe ngqo, indlela ye-UNIform yendlela kunye nendlela yokushicilela. Kwindlela eqhelekileyo ye-ox, enqabileyo yomhlaba onqabileyo kunye neetyuwa zomhlaba ezinqabileyo ezinemilinganiselo ye-acid ye-Acid inokufunyanwa ngokutsha, ubungakanani be-3-5 μ. Indawo ethile yomphezulu ingaphantsi kwe-10 ㎡ / g kwaye ayinazinto zikhethekileyo ngokwasemzimbeni kunye neekhemikhali. Indlela yokuposa ye-Amonium ye-Amonium ye-Amonium kunye neyona ndlela yokuTcisa i-Amonic Acid okwangoku zezona ndlela zisetyenziswayo zokuvelisa ii-oxilers eziqhelekileyo, kwaye logama nje iimeko zenkqubo zitshintshiwe, zinokusetyenziselwa ukulungiselela i-Uttrafine enqabileyo ye-Uttrafine enqabileyo.
Uphando lubonise ukuba ezona zinto ziphambili zichaphazela ubungakanani be-paricle kunye ne-morphology yomhlaba onqabileyo kwi-Amone Byrafine kwi-Amrafine Powser kwi-Ammonium Bicar's Sourcer I-SOSTORMORMORMORMORMORMORMORMIL) Umzekelo, kuvavanyo lwe-Y3 + ukulungiselela ukulungisa i-Y2O3, xa ukugxininiswa kobunzima be-20 ~ 30G / L (kubalwa yi-YETROFID POSTER), iyunifomu incinci, kwaye iyunifomu ilungile.
Ukuphendula kweekhemikhali, ubushushu yinto ethatha isigqibo. Kwovavanyo olungentla, xa iqondo lobushushu lingama-60-70 ℃, i-charippy icothayo, ukufihlakala kukhawuleza, amasuntswana akhululeka kwaye atyhidiwe, kwaye ngokusisiseko ufike; Xa ubushushu bokuphendula bungaphantsi kwama-50 ℃, iifom zokuqala zikhawuleza, kunye neengqolowa kunye nobungakanani obuncinci. Ngexesha lokuphendula, isixa se-CO2 kunye ne-NH3 i-overfiws incinci, kwaye i-chapplety ikwimo enamathele, engafanelekanga ukuba ihlambe kwaye ihlambe. Emva kokuba itshiswe kwi-Yttrium oxide, kusekho izinto ezikhoyo ezivunyiweyo kakhulu kwaye zinobungakanani obukhulu. Uxinzelelo lwe-Amomonium Bicarbonate ikwachaphazela ubungakanani be-suricle ye-yttricum oxide oxide ox oxide. Xa uxinzelelo lwe-Amomonium Bicarbonate lungaphantsi kwe-1mol / l, i-Ytrium ye-Oxpide ye-Oxdicle incinci kwaye iyunifomu; Xa uxinzelelo lwe-Amomonium Bicarbonate lugqitha kwi-1mol / L, i-preciation yendawo iya kwenzeka, ibangela ukungasebenzi kunye namasuntswana amakhulu. Phantsi kweemeko ezifanelekileyo, ubungakanani bentshuntshelwano ye-0.01-0.5 inokufunyanwa
Kwindlela yokufikelela kwi-osontalate, isisombululo se-acid acid esongezwa ngelixa i-ammonia yongezwa ukuze iqinisekise ngexabiso le-pH ngexesha lenkqubo yokuphendula, kukhokelela kwi-1 μ ye-μm ye-jomide oxide yomgubo. Okokuqala, i-precipiat yattrium yesisombululo kunye ne-ammonia amanzi ukuze ufumane i-httrium hydroxide, kwaye emva koko uyiguqule isisombululo se-oxcolic asidi ukufumana i-1 μO3 powder ye-M. Yongeza i-EdTA ukuya kwi-Y3 + isisombululo se-Ytrium se-Yttriration enoxinzelelo lwe-0.25-0.5mol / i-Amnol / i-Ammol / i-Amnol / L, i-Ammol / i-Ammol / i-AMONI 2 I-Yttrimum oxide umgubo onobungakanani be-40-100nm inokufunyanwa.
Ngexesha lenkqubo yokulungiselelaI-Ultrafine enqabileyo ye-UltrafineNgokwendlela yokutshintsha, iidigri ezahlukeneyo ze-ageglomeration zithambekele ukuba zenzeke. Ke ngoko, ngexesha lenkqubo yokulungiselela, kuyimfuneko ukuba balawule ngokungqongqo iimeko zeSynthesi, ngokulungelelanisa ixabiso le-pH, besebenzisa ii-prippitants ezahlukeneyo, besebenzisa abasasazi, kunye nezinye iindlela zokusasaza ngokupheleleyo iimveliso eziphakathi. Emva koko, iindlela ezifanelekileyo zokukoring zikhethiwe, kwaye ekugqibeleni, zisasazeke kakuhle zomhlaba ezinqabileyo zomhlaba zifunyanwe ngokuhlawulelwa.
IXESHA LOKUQALA: APR-21 ukuya kwi-2123