Ko nga Reagents Nui 20 i roto i te Tukatuka Kohuke

Ko te tukatuka kohuke e toru nga tukanga: te horoi, te kuru, me te painga. I te wa o te whakangao i nga konganuku utu nui mai i te karaehe iti, nga oka polymetallic ki roto i nga kakano teitei ake, me taapiri nga momo kaikohi, parahu, aukati, me nga kaahui. Ko te nuinga o enei he matū paitini me te kino, penei hauhaua, arsenides, chromates, various alkyl xanthates, substituted phenols, anilines, pyridines, hydrowaros, alkenes, ethers, ketones, aldehydes, esters, and so on. These substances can enter the environment through the discharge of mineral processing wastewater or through tailings ponds, leading to secondary pollution and causing serious harm to the ecological environment. Mineral processing reagents mainly refer to collectors, frothers, inhibitors, flocculants, modifiers, as well as extracting agents, extractant matrix improvers, and diluents used in hydrometallurgy, involving hundreds of various inorganic or organic synthetic compounds.

He aha nga reagents tino nui i roto i te tukatuka kohuke?

I roto i nga parahanga 68 i runga i te raarangi pango parakino a Haina, 24 nga reagents tukatuka kohuke kei roto (tae atu ki te arsenic, beryllium, cadmium, chromium, Tuhinga o mua, nickel, thallium, parahi, mata, me o ratou pūhui). Ko nga matū e kino ana ki te taiao ko Te hauhaua, hydrogen sulfide, phosphine, fluoride, arsenides, chromates, parahi sulfate, zinc sulfate, carbon disulfide, sulfites, momo alkyl xanthates, pūhui organophosphorus, fatty alcohols, anilines, pyridines, hydrocarbons, alkenes, ethers, ketones, aldehydes, e etahi atu matū. Kua tohua e matou 20 o nga reagents tino nui hei tohutoro. Kia titiro tatou!

Konutai Ethyl Xanthate

• Tātai rāpoi: C2H5OCSSNa

• āhuatanga: He paura kowhai marama (he kirikiri ranei) me te kakara whakapouri, ka whakarewahia i roto i te wai, te waipiro, me etahi atu mea, ka taea te hanga i nga puhui korekore me nga katote whakarewa penei i te cobalt, te parahi, me te nickel.

• He Whainga Matua: Ko te konutai ethyl xanthate he kaikohi he pai te whiriwhiri i waenga i nga hua raupapa xanthate. Ka taea te whakamahi whanui mo te whakaterenga o nga oka sulfide ngawari ka rewa, uaua ranei o nga konganuku kore-ferrous. Ka taea hoki te whakamahi i te taha o nga kaihoko sulfide mo te rere o te parahi me te waikura ores. Ka whakamahia ano hoki hei kaihoko rerenga i roto i te hydrometallurgy (hei tauira, te purenga o te konutea electrolyte) me te whakakorikori vulcanization i roto i te rapa.

Konutai Isopropyl Xanthate

• Tātai rāpoi: (CH3)2CHOCSSNa

• āhuatanga: He paura kowhai marama (he kowhatu ranei) he kakara whakapouri, he memeha ki te wai.

• He Whainga Matua: Ko te konutai isopropyl xanthate he kaha ake te kaha ki te kohi i roto i te rere o nga oka sulfide o nga konganuku kore-ferrous i te konutai ethyl xanthate. Kei te whakamahia te nuinga hei kaikohi mo nga momo kore-ferrous konganuku sulfide ores ka taea hoki te mahi hei kaihoko rerenga i roto i te hydrometallurgy; kei te whakamahia ano hei whakatere whakangao i roto i te rapa.

Konutai Butyl Xanthate (Paukawa)

• Tātai rāpoi: C4H9OCSSNa(K)

• āhuatanga: He paura he kowhai, he hina-ma ranei (he kirikiri ranei) he kakara whakararu, he memeha ki te wai me te waipiro, ka taea te hanga i nga puhui korekore me nga momo katote whakarewa.

• He Whainga Matua: Ko te konutai butyl xanthate (te konupora) he kaikohi me te kaha ki te rere, ka whakamahia nuitia i roto i te rerenga whakauru o nga momo oka kore-ferrous sulfide whakarewa. He tino pai tenei reagent mo te rere o te chalcopyrite, sphalerite, me te pyrite. I raro i nga tikanga motuhake, ka taea hoki te whakamahi mo te rere pai o nga oka parahi sulfide mai i te rino sulfide ores.

Konutai Isobutyl Xanthate (Pahaehae)

• Tātai rāpoi: (CH3)2CHCH2OCSSNa(K)

• āhuatanga: He paura kowhai marama (he kirikiri ranei) he kakara whakararu, he ngawari ki te wairewa ki te wai, ka taea te hanga i nga puhui korekore me nga momo katote whakarewa.

• He Whainga Matua: Ko te konutai isobutyl xanthate (pāhare pāporo) he kaikohi kaha i roto i te rere o nga momo oka kore-ferrous sulfide whakarewa. Ko te nuinga o te waa e whakamahia ana mo te rere o te parahi, te mata, me te konutea sulfide ores, a kua kitea te whai hua ki te whakatere maori i nga momo oka parahi me te pyrite.

Konutai Isopentyl Xanthate

• Tātai rāpoi: (CH3)2CHCH2CH2OCSSNa

• āhuatanga: He paura kowhai he kakara whakapouri, he memeha ki te wai.

• He Whainga Matua: Ko te konutai isopentyl xanthate he kaikohi kaha i te nuinga o te whakamahi i roto i te rere o nga oka konganuku kore-ferrous e hiahia ana ki te kaha kohikohi engari kaua e whiriwhiri. Hei tauira, he kaikohi tino pai mo nga oka sulfide kua whakapourihia, te konukura waikura ranei me nga oka mata (i muri i te whakangao ki te konutai sulfide, te konutai hydrosulfide ranei). Ka taea hoki e tenei reagent te whakatutuki i te wehenga pai i roto i te rere o te konukura-nickel sulfide ores me te piriti kei roto koura.

Konutai Pentyl Xanthate (Pahaura)

• Tātai rāpoi: C5H11OCSSNa(K)

• āhuatanga: He paura he kowhai, he hina-ma-ma ranei (he kirikiri ranei) he kakara whakararu, he memeha ki te wai.

• He Whainga Matua: Ko te konutai pentyl xanthate (pāhare pāporo) he kaikohi kaha e whakamahia ana i roto i te whakaterenga o nga oka konganuku kore-ferrous e hiahia ana te kaha kohikohi engari kaua e whiriwhiri. Hei tauira, he kaikohi tino pai mo nga oka sulfide kua waikura, te parahi me te oka mata (i muri i te whakangao ki te konutai sulfide, konutai hydrosulfide ranei). Ka taea hoki te whakatutuki i te wehewehenga pai i roto i te rere o te parahi-nickel sulfide ores me te pyrite kei roto koura.

Nama 25 Tarukino Pango

• Wae Matua: Dimethylphenol Disulfide

• Tātai rāpoi: (C7H7O)2PSSH

• āhuatanga: He wai hinuhinu parauri-pango me te hongi kino me te pirau; he mura, he iti te wairewa ki te wai.

• He Whainga Matua: Ko te nama 25 te rongoa pango he mea kohikohi me te pahuka. He kaikohi whai hua mo nga oka sulfide o te mata, te parahi, me te hiriwa, he maha nga wa e whakamahia ana i roto i te wehenga pai o te mata me te zinc. He ngoikore te kaha o tenei reagent ki te kohikohi mo te pyrite me etahi atu oka sulfide i roto i nga iahiko kawakore, engari he kaikohi kaha kore-whiriwhiri mo nga oka sulfide katoa i roto i te papaaaoho kore, waikawa ranei. I raro i nga tikanga motuhake, kei a ia ano etahi kaha ki te kohi mo nga oha waikura taumaha. I te mea he paku noa te wairewa o tenei reagent ki te wai, me tapiri ki tona ahua taketake ki te taika whakamahana, ki te mira poroporo ranei.

Rongoa Pango Konutai Butyl

• Wae Matua: Dibutyl Disulfide Konutai

• Tātai rāpoi: (C4H9O)2PSSNa

• āhuatanga: He wairewa wai kowhai-parauri kaore he kakara whakapouri me nga ahuatanga matū tino pumau.

• He Whainga Matua: Ko te Sodium butyl black drug he kaikohi whai hua mo nga oka koura me nga oka sulfide o te hiriwa, te parahi, me te konutea. He ngoikore te kaha ki te kohikohi mo te pyrite i roto i nga iahiko kawakore. Ko tenei reagent anake e whakaatu ana i nga ahuatanga pupuhi tino ngoikore.

Konutai Nama 25 Taaka Pango

• Wae Matua: Dimethylphenol Disulfide Konutai

• Tātai rāpoi: (C7H7O)2PSSNa

• āhuatanga: He wairewa parauri, pango pango ranei, kaore he kakara.

• He Whainga Matua: Ko te konutai No. 25 te tarukino pango he kaikohi whai hua mo te konukura me te hinu sulfide mata. Na te ngoikore o te kaha ki te kohi mo te konutea sulfide ores, he maha nga wa e whakamahia ana mo te wehenga motuhake o te konukura me nga oka sulfide mata mai i te konutea sulfide ores. Ka taea te taapiri tika tenei reagent ki te iahiko rererangi.

Amonium Butyl Black Drug

• Wae Matua: Dibutyl Disulfide Ammonium

• Tātai rāpoi: (C4H9O)2PSSNH4

• āhuatanga: He paura ma ki te hinahina-ma karekau he reka, he kakara ki te hau, he memeha ki te wai, he matū tonu.

• He Whainga Matua: Ko te haukinia butyl pango he kaikohi pai me te pupuhi mo nga oka whakarewa kore-ferrous. He kaha te wehe motuhake mo nga oka sulfide o te parahi, te mata, te hiriwa, me te zinc, me nga oka polymetallic matatini. He ngoikore te mahi kohikohi mo te pyrite me te piriti autō i roto i te penupenu kawakore engari he kaha ki te kohi mo te galena. Ka taea hoki te whakamahi i roto i te rere o te nickel me te antimony sulfide ores, tino whai hua mo te uaua ki te kowhiri i te nickel sulfide ores, te whakauru sulfide-oxidized nickel ores, me te waenganui o te sulfide ores me te gangue. Ko nga rangahau e whakaatu ana ko te whakamahi i te tarukino ammonium butyl pango he painga mo te whakaora i te konukawata, te koura, me te hiriwa.

Ethylthioamine (SN-9#)

• Wae Matua: N,N-Diethyl Dithiocarbamate konutai

• Tātai rāpoi: (C2H5)2NCSSNa·3H2O

• āhuatanga: He kiriata ma ki te hina-hinahina kaore he kakara whakapouri, he ngawari te wairewa ki te wai. Ka pirau tenei reagent ki te waro disulfide, diethylamine, me etahi atu, i te aroaro

• o te wera, te waikawa ranei.

• He Whainga Matua: Ko te Ethylthioamine (SN-9#) te nuinga o te whakamahi hei kaikohi mo nga momo oka whakarewa kore-ferrous. E whakaatu ana i te kaha ki te kohikohi mo te parahi, te mata, te zinc, me te nickel sulfide ores. He tino whai hua tenei reagent i roto i te rere o nga ores matatini, a kua whakamahia nuitia i roto i te ahumahi tukatuka kohuke. I tua atu, ka taea e ia te whakapai ake i nga reiti whakaora o nga konganuku i roto i nga tukanga rererangi.

Frothers Frotation

Ka whai waahi nui nga Frothers ki te tukatuka kohuke ma te whakakorikori i te hanganga o nga huka pumau e taea ai te wehe motuhake o nga kohuke utu nui. Ko nga kohu pupuhi noa ko:

• Methyl Isobutyl Carbinol (MIBC)

• āhuatanga: He wai kore tae, muramura me te ahua o te kakara, kare e rewa ki te wai.

• He Whainga Matua: Kei te whakamahia whanuitia te MIBC hei paoho mo te rere o nga momo ore, tae atu ki te parahi, te koura, me te nickel. Ka whakanui ake i te pumau o te hukahuka, te whakapai ake i nga reiti whakaora o nga kohuke e hiahiatia ana.

• Propylene Glycol Monomethyl Ether

• āhuatanga: He wai karekau he kakara ngawari, he wairewa i roto i te wai me nga whakarewa waro.

• He Whainga Matua: He whai hua tenei kohu ki te whakanui ake i nga huahuka o nga tukanga rere, ina koa mo nga oka sulfide. Ka awhina ia ki te hanga i te huka pumau e taea ai te wehe pai o nga kohuke utu nui.

• Polyglycol Etere

• āhuatanga: He wai pokarekare e memeha ana ki te wai, he iti te paitini.

• He Whainga Matua: Ko te Polyglycol ether te mahi hei parapara ka taea te whakanikoniko i te pai o te rere o nga momo kohuke, ina koa i roto i te rere o nga matūriki pai me te ultrafine.

Nga kaitarai

Ko nga kaitao he matū matū ka aukati i te rere o nga kohuke motuhake. He mea nui ratou mo te whakahaere i te whiriwhiringa me te whai hua o nga tikanga whakatere. Ko nga aukati noa ko:

• konutai Cyanide

• āhuatanga: He kirikiri ma, he tino wairewa ki te wai, he tino paitini.

• He Whainga Matua: Te konutai tina Ko te mea matua ka whakamahia hei pehi i nga kohuke e kore e hiahiatia i te wa e rere ana, e taea ai te whakahoki mai i nga konganuku utu nui, ina koa te koura me te hiriwa. Kei te whakamahia nuitia i roto i te tukatuka koura, ina koa i roto i te tukanga cyanidation.

• Sodium Sulphide

• āhuatanga: He totoka ma ki te kowhai, he wairewa ki te wai, he kakara kawa.

• He Whainga Matua: He maha nga wa ka whakamahia te konutai sulfide ki te whakahohe i etahi katote whakarewa me te whakapouri i etahi atu i roto i te tukanga rere. He tino whai hua ki te rere o te waikura, penei i te mea kei roto te parahi me te mata.

• Carboxymethyl Cellulose (CMC)

• āhuatanga: He paura ma e memeha ana ki te wai, kaore he paitini, ka pirau.

• He Whainga Matua: Ko te CMC he aukati polymeric whai hua e whakamahia ana i roto i te rere o nga momo kohuke. Ka awhina ki te whakahaere i te kowhiringa o te mahi whakatere ma te aukati i te rere o etahi kohuke gangue.

Ngahau

Ka whakamahia te Flocculant hei whakarei ake i te taunga me te whakamakuku o nga kohuke me nga hiku. Ko nga flocculants noa ko:

• Poraka

• āhuatanga: He paura ma ki te kowhai he tino memeha ki te wai, kaore he paitini.

• He Whainga Matua: Ko te Polyacrylamide te whakamahia nuitia hei flocculant i roto i te tukatuka kohuke hei whakapai ake i nga reiti whakatau o nga slurries me te whakarei ake i te whakamakuku o nga hiku.

• Pataata Alumini

• āhuatanga: He totoka tioata ma e memeha ana ki te wai.

• He Whainga Matua: Ko te konumohe sulfate he maha nga wa e whakamahia ana hei coagulant me te flocculant i roto i te tukatuka kohuke hei awhina i te whakamaarama me te matotoru o nga slurries.