Kev tshem tawm thiab muab cov lus qhia rau cov duab kub uas muaj kev ua haujlwm siab – Cov khoom siv rau hauv cov khoom siv ntawv, cov khoom siv rubber, cov khoom siv rau kev kho mob thiab cov khoom siv tshiab

Khoob rau sab nraud barium sulfate yog li cas lub tshuab ntxiv siab thiab cov khoom siv ntawm inorganic filler uas tau muab tsim los ntawm barium sulfate uas tau muab tshuab ntxiv thiab muab tshuab ntxiv rau hauv qhov kev tshuab ntxiv, muab tshuab ntxiv rau hauv qhov kev tshuab ntxiv, thiab muab tshuab ntxiv rau hauv qhov kev tshuab ntxiv. Thaum muab tswj hwm cov qhov zoo ntawm barium sulfate uas muaj kev tshuab ntxiv siab, tsis muaj kev txhaum rau cov khoom siv, thiab muaj kev nyob zoo rau hauv qhov cim. Cov khoom uas tau muab tshuab ntxiv yog muab tshuab ntxiv rau hauv qhov kev tshuab ntxiv ntawm cov khoom siv inorganic thiab cov khoom siv organic polymer, thiab tshuab ntxiv rau hauv qhov kev tshuab ntxiv ntawm cov khoom siv plastic thiab rubber. Muaj cov qhov zoo ntawm kev tshuab ntxiv ntau, kev tshuab ntxiv siab, kev tshuab ntxiv rau hauv qhov cim, kev tshuab ntxiv rau hauv qhov cim, thiab kev tshuab ntxiv rau hauv qhov cim. Cov khoom uas tau muab tshuab ntxiv yog muab siv rau hauv engineering plastics, rubber products, special paper, medical contrast agents, cosmetic raw materials thiab new functional composite materials. Yog li cas lub tshuab ntxiv ntawm global lightweight manufacturing, high-end medical industry thiab green material upgrading, lub tshuab ntxiv ntawm high-end modified precipitated barium sulfate yog muab siv ntau dua, thiab yog muab siv rau hauv ntau yam khoom siv uas muaj kev tshuab ntxiv siab.

Nyob rau hauv qhov kev hloov cov khoom thiab kev ua cov khoom tshuaj ntxiv, cov barium sulfate uas tau hloov rau sab nraud ntawm cov khoom thiab tau hloov los ntawm kev ua kom muaj qhov zoo siab tau muaj qhov yuav tsum hloov zoo tshaj plaws. Cov barium sulfate tsis tau hloov yuav tsum tau hloov yog qhov muaj kev nyuaj rau dej heev, thiab yuav tsum tau hloov rau hauv cov khoom thiab uas tsis muaj dej, uas yog qhov ua rau cov khoom thiab muaj tsis zoo, muaj qhov ntsiab ntsiab rau sab nraud, thiab muaj kev nyuaj rau cov khoom thiab. Tom qab tau hloov rau sab nraud los ntawm silane coupling agent lossis stearate, cov barium sulfate powder yuav tsum tau hloov los ntawm kev nyuaj rau dej mus rau kev nyuaj rau dej tsis muaj dej, uas yuav tsum tau hloov rau hauv PP, PE, PVC, ABS, EVA thiab cov khoom thiab sib txawv. Nws yuav tsum tau hloov rau kev nyuaj rau cov khoom thiab, kev nyuaj rau cov khoom thiab, kev nyuaj rau cov khoom thiab thiab kev nyuaj rau cov khoom thiab, thiab yuav tsum tau hloov rau kev nyuaj rau cov khoom thiab thiab kev nyuaj rau cov khoom thiab, thiab yuav tsum tau hloov rau kev nyuaj rau cov khoom thiab thiab kev nyuaj rau cov khoom thiab. Yog tias compared rau cov khoom tshuaj ntxiv uas nyuaj heev li cov quartz powder, cov barium sulfate uas tau hloov yuav tsum tau hloov rau kev nyuaj heev thiab kev nyuaj heev, uas tsis yuav tsum tau hloov rau kev nyuaj heev rau cov khoom thiab thiab cov khoom thiab, uas yuav tsum tau hloov rau kev nyuaj rau cov khoom thiab thiab kev nyuaj rau cov khoom thiab, thiab yuav tsum tau hloov rau kev nyuaj rau cov khoom thiab thiab kev nyuaj rau cov khoom thiab. Rau hauv cov khoom thiab rau lub rooj, cov khoom thiab rau lub rooj, cov khoom thiab rau lub rooj thiab cov khoom thiab rau lub rooj, cov barium sulfate uas tau hloov yuav tsum tau hloov rau kev nyuaj rau cov khoom thiab thiab kev nyuaj rau cov khoom thiab, uas yuav tsum tau hloov rau kev nyuaj rau cov khoom thiab thiab kev nyuaj rau cov khoom thiab.

Tshuaj rubba yog qhov chaw siv tswv yim ntawm barium sulfate uas muaj kev sib tw zoo. Yog li cas, barium sulfate tuaj yeem siv los ua qhov ntaub siv rau lub rubba kom zoo dua thiab ua kom nws muaj kev nyuaj siab, kev tsoo, thiab kev tsis tuag. Nws muaj kev tswv yim ntawm kev sib tw thiab tsis tuag rau cov tshuaj hais thiab tshuaj kawg, thiab tsis tuag rau lub caij thiab ua kom rubba muaj kev nyuaj siab, lub tub rau rubba, lub roj rubba, thiab cov khoom rubba rau lub xe. Barium sulfate tsis zoo li carbon black uas tuaj yeem ua rubba li cas li cas, tab sis barium sulfate tuaj yeem ua rubba li cas li cas thiab rubba muaj li cas li cas, kom paub tau tias cov neeg siv rubba xav ua li cas li cas. Nws muaj kev tsis nyuaj thiab muaj ntaub ntawv li cas li cas, uas tuaj yeem ua kom rubba muaj kev nyuaj thiab kev tsis nyuaj, thiab ua kom rubba muaj kev nyuaj thiab kev tsis nyuaj, thiab ua kom rubba muaj kev nyuaj thiab kev tsis nyuaj rau cov khoom rubba zoo li cov roj rubba rau lub roj thiab cov khoom rubba rau lub roj.

Tshuaj thiab kev kho tshuaj ntawm cov khoom siv tshwj xeeb thiab tsis muaj txhij li ntau rau barium sulfate tshwj xeeb nyob rau hauv lub siab ntawm cov khoom tshwj xeeb hauv lub ntiaj teb. Barium sulfate muaj qhov tsis muaj kev cuam tshuam rau qhov cim ntawm lub cev, tsis muaj txhij li, thiab muaj qhov tsis muaj kev paub rau X-ray, uas yog qhov khoom tshwj xeeb rau kev kho tshuaj rau lub cev thiab lub qhov rov qab. Barium sulfate tshwj xeeb rau kev kho tshuaj uas muaj qhov tsis muaj txhij li thiab tsis muaj lwm yam khoom siv ntau rau hauv qhov kev kho tshuaj, yog ib qho uas tuaj yeem ua raws li cov kev cai ntawm lub ntiaj teb rau kev kho tshuaj, uas tuaj yeem qhia tau qhov kev mob ntawm lub cev thiab lub qhov rov qab thiab tsis muaj kev cuam tshuam rau lub cev thiab tsis muaj kev cuam tshuam, uas yog qhov siv dav rau hauv kev kho tshuaj rau lub ntiaj teb. Rau hauv qhov kev siv tshuaj kho tshuaj, barium sulfate tshwj xeeb uas muaj qhov ntau rau hauv kev kho tshuaj yog siv rau kev kho tshuaj rau cov tshuaj kho tshuaj, cov tshuaj kho tshuaj rau lub cev, thiab cov tshuaj kho tshuaj rau lub cev, uas muaj qhov ntau thiab muaj kev sib sau rau lub cev thiab muaj kev sib sau rau lub cev, uas tuaj yeem pab zoo dua kev kho tshuaj thiab kev sib sau rau lub cev thiab tsis muaj kev cuam tshuam rau lub cev, uas tuaj yeem ua raws li cov kev cai ntawm EU thiab US rau kev kho tshuaj.

Cov ntsiab ntawv thiab cov ntaub ntawv tshwj xeeb yuav tshaj tshuaj ntau dua rau qhov kev siv ntawv barium sulfate uas tau ua los ntawm kev ua haujlwm. Rau cov ntawv uas muaj qhov ntxiv ntxiv, ntawv thiab ntawv siv rau cov khoom siv nyob hauv qhov cua, cov barium sulfate uas tau ua los ntawm kev ua haujlwm yuav pab ua kom ntawv muaj qhov ntxiv ntxiv, qhov nplooj nplooj, qhov tsis pom, thiab qhov txuag ntawv thiab ntawv siv rau cov khoom siv nyob hauv qhov cua, uas pab ua kom cov duab uas tau sau ntawv yog qhov zoo dua thiab qhov tsaus dua. Rau cov ntaub ntawv siv rau kev khib cov lus tshuaj, cov barium sulfate uas tau ua los ntawm kev ua haujlwm uas muaj qhov ntau dua yuav pab zam lub ntawv lead los ua cov ntawv siv rau kev khib cov lus tshuaj uas muaj qhov ntau ntau thiab cov ntawv siv rau kev khib cov lus tshuaj, uas siv dav rau kev khib cov lus tshuaj rau kev kho mob thiab kev khib cov lus tshuaj rau kev ua haujlwm. Ntawd li, cov barium sulfate uas tau ua los ntawm kev ua haujlwm kuj muaj kev siv tshwj xeeb rau cov ntawv siv rau kev ua cov ntawv, cov ntaub ntawv siv rau kev ua cov battery, thiab cov kev ua haujlwm tshwj xeeb, raws li qhov zoo ntawm cov kev ua haujlwm thiab cov kev ua haujlwm ntawm cov ntaub ntawv.

Thiab rau qhov kev pab txhawj xav ntawm kev tsim kho thiab kev tsim kho hauv lub ntiaj teb, cov barium sulfate uas tau ua los ntawm kev ntaus tawm (precipitated) uas muaj qhov siab thiab yooj yim heev thiab tau muab txuas ntxiv rau ntawm qhov pov tseg tau dhau los yog qhov tseem ceeb rau kev pab txhawj xav hauv tsev tswv. Peb lub tsev tswv nyob rau hauv qhov kev pab txhawj xav thiab kev tsim kho cov barium sulfate uas tau ua los ntawm kev ntaus tawm (precipitated) rau kev siv hauv kev tsim kho, rau kev siv hauv kev kho mob thiab rau kev siv hauv kev kho mob, uas muaj qhov zoo tshaj plaws thiab muaj qhov tsis zoo heev rau kev siv. Peb muab kev pab txhawj xav rau kev txuas ntxiv rau qhov pov tseg thiab kev txuas ntxiv rau ntawm qhov pov tseg, muab cov lus piav qhia rau kev xa mus rau lub ntiaj teb thiab kev pab txhawj xav zoo tshaj plaws, thiab pab cov neeg tsim kho tseem ceeb hauv lub ntiaj teb nrog cov khoom siv barium sulfate uas zoo thiab muaj qhov loj.