Hauv lub hnub qub ci ntsa iab ntawm kev lag luam tshuaj lom neeg, butadiene yog lub hnub qub ci ntsa iab. Nws yog ib qho roj tsis muaj xim nrog ib qho tsw qab me ntsis. Zoo li qub, nws muaj lub zog loj heev uas muaj peev xwm hloov lub ntiaj teb.
Butadiene tuaj yeem suav hais tias yog "tus phab ej zoo tshaj plaws" hauv kev lag luam roj hmab hluavtaws. Ntau yam roj hmab ua tau zoo xws li roj hmab styrene-butadiene, roj hmab cis-polybutadiene, roj hmab nitrile-butadiene, thiab roj hmab chloroprene txhua tus vam khom butadiene, lub hauv paus "tsim". Txawm hais tias nws yog qhov tiv taus kev hnav thiab kev tuav ntawm cov log tsheb ntawm txoj kev nyuaj lossis kev tiv thaiv kev ntseeg siab ntawm cov roj hmab foob hauv qhov chaw kub heev, butadiene ua rau muaj kev pab cuam ntsiag to tom qab qhov xwm txheej.
Ntxiv mus, butadiene kuj ci ntsa iab rau ntawm theem ntawm cov yas resins. Nrog rau kev txhim kho ntawm kev lag luam yas styrene, butadiene thiab styrene ua haujlwm tes hauv tes los ntawm copolymerization, ua rau muaj ntau yam "khoom siv khawv koob" nrog kev siv dav, xws li ABS resin thiab SBS resin. Los ntawm cov plhaub ruaj khov ntawm cov khoom siv hluav taws xob mus rau cov khoom siv zoo nkauj ntawm cov tsheb sab hauv, cov resins ua haujlwm siab no muab cov khoom zoo heev vim lawv cov khoom zoo heev.
Ua ib qho khoom siv tshuaj lom neeg tseem ceeb, "kev ncav cuag" ntawm butadiene kuj nthuav dav mus rau kev tsim cov tshuaj tseem ceeb xws li ethylidene norbornene, 1,4-butanediol, thiab adiponitrile. Cov khoom no tau hloov pauv mus rau hauv cov yas engineering, nylon 66, thiab lwm yam, uas tau siv dav hauv cov teb siab xws li aerospace thiab kev tsim khoom siv tshuab, ua lub zog tseem ceeb uas tsav tsheb kev nce qib ntawm kev lag luam niaj hnub.
Hauv kev lag luam tshuaj lom neeg zoo, butadiene qhia nws qhov kev zoo nkauj tshwj xeeb ntxiv. Cov anthraquinone derivatives tsim los ntawm kev sib xyaw nrog cov electron-deficient dieneophile compounds yog cov khoom siv tseem ceeb rau cov xim, fungicides, thiab tshuaj tua kab. Tetrahydrophthalic anhydride tau los ntawm kev sib xyaw nrog maleic anhydride tuaj yeem siv ua tus neeg sawv cev kho thiab plasticizer rau polyester resins thiab epoxy resins, txhaj tshuaj tshiab rau hauv kev txhim kho cov khoom siv.
Kev xaiv butadiene txhais tau tias xaiv kev tsim kho tshiab thiab zoo, thiab xaiv qhib cov cib fim tsis kawg ntawm kev tsim kho tshiab ntawm ntau yam kev lag luam! Cia peb koom tes thiab tsim lub neej yav tom ntej zoo dua rau kev lag luam tshuaj nrog butadiene ua lub hauv paus tseem ceeb.
Lub sijhawm tshaj tawm: Plaub Hlis-28-2025
