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Synthesis Method Ntawm Carbon Nine Petroleum Resin

2022-10-26

Lub thermal polymerization ntawm roj av resin feem ntau heats cov pa roj carbon cuaj feem txog li 260 ° C hauv lub reactor. Ua ntej, nws tsim ib Diels-Alder ntxiv nruab nrab ntawm ob lub polymerizable molecules, Petroleum Resin thiab ces reacts nrog lwm polymerizable molecule.Petroleum Resin tsim ob dawb radicals, Petroleum Resin thiab ces pib polymerization. Thermal polymerization txoj kev muaj cov txheej txheem yooj yim thiab cov txiaj ntsig siab, tab sis cov tshuaj tiv thaiv kub yog siab, kev siv hluav taws xob loj, Roj av coking yog ib qho yooj yim, Roj av Resin xim ntawm cov khoom ua tau tsaus, thiab cov khoom qib qis. Nws tsuas yog siv nyob rau hauv kev lag luam los tsim cov xim dub, Roj Hmab Resin thiab nws cov khoom siv tsuas yog siv rau Rubber reinforcing agent, additive rau pob zeb.

Catalytic polymerization ntawm roj av resins yog cationic ntxiv polymerization cov tshuaj tiv thaiv, Petroleum Resin feem ntau yog carbon cuaj monomers nyob rau hauv qhov kev txiav txim ntawm ib tug catalyst los tsim ib tug carbon zoo ion active chaw los pib saw polymerization, yog li synthesizing roj av resins. Lub chaw nquag muaj kev cuam tshuam loj heev los ntawm kev sib cais ntawm cov ion khub. Thaum cov tshuaj tiv thaiv nruab nrab thiab hnyav sib txawv, Petroleum Resin lub chaw ua haujlwm tseem txawv.Petroleum Resin Catalytic polymerization yog qhov ntxov tshaj plaws thiab feem ntau siv dav hauv kev sib txuas ntawm roj av resins.

Dawb radical polymerization yog vim muaj ntau ntawm unsaturated bonds (ib leeg ib khub ntawm electrons) nyob rau hauv cuaj lub ntsiab carbon molecule, Petroleum Resin uas tsim dawb radicals nyob rau hauv qhov kev txiav txim ntawm ib tug pib thiab pib saw polymerization. Tom qab cov khoom yog synthesized, Petroleum Resin ib qho khoom inhibitor ntxiv los txiav tawm cov tshuaj tiv thaiv. Cov neeg pib nquag siv nyob rau hauv cov dawb radical polymerization ntawm roj av resins yog peroxides thiab sodium fatty acids los yog lawv cov mixs. Tus nqi thiab qhov piv ntawm cov pib muaj feem cuam tshuam ntau dua rau cov khoom zoo. Qhov sib txawv ntawm cationic polymerization thiab dawb radical polymerization yog qhov sib txawv ntawm qhov kawg ntawm cov saw loj hlob, Petroleum Resin uas yog, cov chaw sib txawv. Nws lub luag haujlwm tseem ceeb yog nyob rau hauv cov hauv qab no:

Txoj kev loj hlob ntawm cationic polymerization yog them; Roj av Resin txoj kev loj hlob ntawm cationic polymerization thiab lub txee ion tuaj yeem pom los ntawm saum toj no. Cov muaj pes tsawg leeg ntawm cov pa roj carbon cuaj feem yog complex, Petroleum Resin thiab lub boiling point yog siab, uas yog ib qho nyuaj rau kom meej cais. Nws yog nplua nuj nyob rau hauv unsaturated olefins, Roj av Resin ua cov carbon cuaj feem haum rau ntau lawm. Raw khoom rau roj av resin.

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