Lub luag haujlwm thiab kev siv cov pa roj carbon dub yog dab tsi

Tseem muaj ntau txoj haujlwm ntawm carbon dub. Piv txwv li, nws tsuas yog ua lub luag haujlwm ntawm kev txhawb nqa tus neeg saib xyuas thiab muab tub lim hauv cov roj hmab, nws tsuas yog ua lub luag haujlwm ntawm cov xim hauv cov number case thiab xim, thiab nws yog siv los ua UV shielding tus neeg sawv cev hauv cov khoom yas. Nws kuj yog ib qho tseem ceeb additive nyob rau hauv ntau lwm yam khoom, xws li qhuav roj teeb, resistors, explosives, tshuaj pleev ib ce thiab polishing pastes. Lub luag haujlwm tseem ceeb hauv kev lag luam sib txawv yog txawv.

Cov khoom siv raw ntawm carbon dub yog kub kub thee tar

Coal tar yog ib hom carbon dub raw khoom. Tam sim no, cov khoom siv roj siv rau kev tsim cov pa roj carbon dub hauv tsev yog cov thee tar. zoo thiab tawm los. Cov kev cai tseem ceeb rau cov roj feedstock ntawm cov pa roj carbon dub ntau lawm yog cov ntsiab lus siab aromatics thiab tsawg asphaltene thiab impurities. Tam sim no, ntau cov pa roj carbon zoo tib yam hauv Suav teb siv cov thee kub kub, tab sis yog tias qhov zoo ntawm cov pa roj carbon dub yog siab heev, thiab nws belongs rau hom tshwj xeeb carbon dub, thee tar tsis tuaj yeem xaiv los ua cov khoom siv raw. Hloov chaw, roj anthracene, roj av, thiab lwm yam yog xaiv los ua cov khoom siv raw rau carbon dub.