Lub lim tiam no, tus nqi ntawm cov ntshiab benzene poob 30 $ / t, tus nqi ntawm aniline nce 30 $ / t, tus nqi ntawm cyclohexylamine sawv 20 $ / t, tus nqi ntawm MIBK poob 60 $ / t, tus nqi ntawm acetone tseem ruaj khov. , thiab tus nqi ntawm lwm cov khoom siv pab cuam yog qhov ruaj khov.
Aniline, cyclohexylamine thiab lwm yam raw cov ntaub ntawv tau nce me ntsis nyob rau hauv succession, tab sis tseem ua tsis tau tejyam hloov lub accelerator tsis muaj zog ua lag luam, tag nrho cov nqi ntawm accelerators tseem muaj zog thiab ruaj khov lub xeev. Tam sim no, raw cov ntaub ntawv rov qab nce siab, tab sis qhov kev thov rau cov accelerators tsis sov, tus nqi nce tsis muaj zog, cov nyiaj tau los ntxiv yog compressed. Downstream log tsheb lag luam tseem zoo, tab sis cov khoom tiav cov khoom muag yog siab, nws yog ib qho nyuaj rau coj qhov tseem ceeb rau lub lag luam accelerator rau lub sij hawm, yuav tsum tau mus txuas ntxiv kom tsis muaj zog thiab ruaj khov accelerator nqi nyob rau hauv lub sij hawm luv luv.
Antioxidant 6PPD, IPPD nyob rau hauv lub Plaub Hlis mus rau hauv lub ceev downward channel, nyob rau hauv tus nqi downward thiab lub siab ntawm tiaj tus thov, tus nqi yog nyuaj tig, tseem tsis muaj zog. Antioxidants TMQ khiav ze rau tus nqi, tus nqi raug rau tus nqi sib txawv yog pom tseeb, lub neej yav tom ntej kom ruaj khov. Tam sim no, kev xa tawm thiab kev muag khoom hauv tsev ntawm cov khoom lag luam antioxidants yog tiaj tus, cov khoom noj antioxidants tshaj qhov xav tau yog qhov nyuaj rau kev hloov pauv.
Lub lim tiam no, cuam tshuam los ntawm lub Tsib Hlis Hnub so, cov neeg siv khoom me me thiab nruab nrab muaj qhov xav tau me me ntawm cov khoom ntim khoom, xav tias yuav nyob twj ywm raws li qhov xav tau tom qab hnub so, raws li tus nqi ntawm MIBK maj mam txo qis, cov nqi tshuaj tiv thaiv kab mob yuav tsum. qeeb txoj kev poob qis.
Cov khoom ntawm insoluble sulfur tseem txaus thiab tus nqi tseem nyob ruaj khov; zinc oxide thiab stearic acid nqi poob me ntsis, thaum silane coupling tus neeg sawv cev thiab cov tshuaj tiv thaiv coking tus nqi tseem nyob ruaj khov.