Dab tsi yog cov txiaj ntsig zoo ntawm cov khoom siv rho tawm?
Hauv huab cua los nag los lub caij los nag, yuav siv cov dej tsis zoo ntawm lub hauv paus, tsuav yog tsis muaj kev cuam tshuam dab tsi kom zoo thiab kev nce qib ntawm tag nrho cov dej tsis tu ncua. Bitumen Debarking cov khoom siv yog qhov sib xyaw tsaus-xim sib xyaw muaj cov sib xyaw ntawm hydrocarbons ntawm cov tes hnyav molecular thiab lawv cov hlau me me tsis sib xws. Nws yog hom kev ua kua rau cov kua. Nws yog kua, muaj cov npoo dub, thiab yog soluble hauv cov pa roj carbon disulfide. Bitumen yog ib cov khoom siv khov kho cov organic kom paub tseeb uas yog dej nyab, noo-pov thawj thiab xeb-resistant. Bitumen tuaj yeem faib ua peb hom: Cov roj av roj av, roj av me me: ntawm lawv, thee tar suab yog cov khoom lag luam. Cov roj av bitumen yog qhov seem tom qab distillation ntawm cov roj qub, yog li dab tsi yog cov khoom siv tau zoo uas muaj peev xwm dhau tus nrog sib ntaus)?
Kawm Dua
2023-12-20