Cov khoom siv styrene (CAS: 100-42-5) yog dab tsi?

Styrene, nrog rau cov tshuaj formula C8H8, yog ib qho tseem ceeb organic compound. Styrene (CAS: 100-42-5) cov khoom siv dav siv hauv cov yas, roj hmab, fibers, coatings, thiab ntau lwm yam, thiab yog ib feem tseem ceeb ntawm kev lag luam tshuaj niaj hnub.

Kev siv Styrene

• Plastics: Styrene tuaj yeem siv los ua cov khoom siv raw rau cov yas, feem ntau los tsim cov polystyrene thiab polystyrene copolymer.
• Synthetic Rubber: Styrene tuaj yeem siv los ua cov khoom siv raw rau cov roj hmab hluavtaws, xws li roj hmab butyl, styrene-butadiene roj hmab, nitrile roj hmab, thiab chloroprene roj hmab.
• Inks thiab Txheej: Styrene tuaj yeem siv los tsim cov inks thiab coatings. Hauv kev luam ntawv inks, styrene tuaj yeem siv los ua kom gloss thiab viscosity, thiab tseem txhawm rau txhim kho kom qhuav nrawm.
• Lwm Daim Ntawv Thov: Styrene tuaj yeem siv los tsim cov epoxy resins, rau kev siv kho mob, khoom siv teeb pom kev zoo, khoom siv hluav taws xob, thiab lwm yam.

Styrene Properties

Styrene (CAS: 100-42-5)yog ib qho tseem ceeb organic chemical raw khoom nrog cov khoom siv tshuaj lom neeg hauv qab no:

Ntxiv qhov tshwm sim

Lub styrene molecule muaj cov pa roj carbon -carbon ob daim ntawv cog lus, ua rau nws muaj kev cuam tshuam ntxiv. Piv txwv li, ntxiv nrog hydrogen tsim ethylbenzene. Nyob rau hauv catalytic tej yam kev mob, ntxiv nrog halogens (xws li bromine) decolorizes bromine dej, yielding coj cov khoom brominated. Qhov no reactivity stems los ntawm lub siab heev π daim ntawv cog lus nyob rau hauv cov pa roj carbon - carbon ob daim ntawv cog lus, uas nkag mus rau ntxiv cov tshuaj tiv thaiv nrog rau lwm cov atoms los yog ua hauj lwm pab pawg neeg, ua rau styrene tshuaj ntau reactive.

Oxidation Reactions

Styrene tuaj yeem oxidized los ntawm cov oxidizing muaj zog xws li acidic poov tshuaj permanganate daws. Potassium permanganate daws oxidizes styrene rau cov khoom xws li benzoic acid, ua rau cov kua xim liab ploj mus. Qhov no ua rau pom qhov tsis ruaj khov ntawm cov pa roj carbon -carbon ob daim ntawv cog lus hauv styrene, uas nkag mus rau oxidation thiab cov qauv kev hloov pauv.

Polymerization Reaction

Styrene yog ib qho yooj yim polymerizable compound. Raws li kev nqis tes ua ntawm cov neeg pib, cov pa roj carbon - carbon ob daim ntawv cog lus hauv styrene molecules tuaj yeem qhib thiab txuas ua ke los tsim cov polymer polystyrene. Polystyrene muaj cov rwb thaiv tsev zoo heev, tiv thaiv tshav kub, thiab cov khoom siv kho tshuab, nrhiav kev siv dav hauv cov ntaub ntawv yas, ua npuas ncauj, thiab lwm yam. Cov tshuaj tiv thaiv polymerization no tsim lub hauv paus tseem ceeb rau kev tsim cov khoom siv polymeric xws li polystyrene, underscoring styrene lub luag haujlwm tseem ceeb hauv kev lag luam tshuaj.

Electrophilic Hloov Cov Kab Mob

Lub aromatic xwm ntawm lub nplhaib benzene confers styrene nrog rau qhov tseem ceeb electrophilic hloov reactivity. Piv txwv li, styrene tau txais cov tshuaj nitration thiab sulfonation, qhia cov pab pawg nitro lossis sulfonic acid mus rau lub nplhaib benzene. Txawm li cas los xij, piv rau cov ntshiab benzene, styrene nthuav tawm qhov tsis muaj zog ntawm electrophilic hloov reactivity. Qhov no yog vim muaj cov pa roj carbon - carbon ob daim ntawv cog lus nyob rau hauv styrene molecule cuam tshuam rau electron ceev tis ntawm lub nplhaib benzene.

Vim li cas thiaj xaiv Gneebio ua koj tus neeg muag khoom styrene?

Gneebioyog tus kws tshaj lij tshuaj raw khoom- cov chaw tsim khoom nrog ntau tshaj 10 xyoo ntawm kev xa tawm.
Peb muab Hoobkas- tus nqi ncaj qha, muaj peev xwm ruaj khov, qib kev cai purity, thiab ceev ceev thoob ntiaj teb xa mus rau ntau tshaj 60 lub teb chaws.
Rau cov neeg yuav khoom ntau, Gneebio muaj kev tswj xyuas zoo (ISO/GMP) thiab kev sib tw ntev - nqe lus cog lus tus nqi, ua rau peb muaj kev ntseeg siab rau kev tsim khoom lag luam.

Yam khoom siv tshuaj los ntawm Gneebio

Bulk Industrial buyers feem ntau yuavStyrene (CAS: 100-42-5)ua ke nrog lwm cov kuab tshuaj thiab cov nruab nrab.

Ntawm no yog cov khoom nrov tshaj plaws:

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