Cyclohexanone (C₆H₁₀O) feem ntau yog siv los ua ib qho kev lag luam nruab nrab rau kev tsim adipic acid thiab caprolactam, ob yam tshuaj tseem ceeb hauv kev tsim nylon. Nws kuj tseem ua haujlwm siab -cov kuab tshuaj kub kub rau cov txheej, xim, cov nplaum, inks, thiab cov khoom tshwj xeeb vim nws cov kuab tshuaj zoo heev thiab tshuaj lom neeg ruaj khov. Vim tias nws muaj ntau yam reactivity thiab paub tab thoob ntiaj teb cov saw hlau, cyclohexanone tseem yog ib qho ntawm lub ntiaj teb tseem ceeb tshaj plaws ketone intermediates rau polymer, tshuaj, thiab tshuaj zoo tsim.
Cyclhexanone yog dab tsi?
Tom ntej: Cyclohexanone CAS 108-94-1yog ib qho xim tsis muaj xim -rau- daj ntseg- daj kua ketone, tsim muaj los ntawm catalytic oxidation ntawm cyclohexane los yog hydrogenation ntawm phenol. Nws yog qhov pib nruab nrab rau ob ntawm lub ntiaj teb loj tshaj plaws - ntim nylon precursors - adipic acid thiab caprolactam - uas yog vim li cas nws zaum ze ntawm qhov chaw ntawm lub ntiaj teb polyamide mov saw.
cyclohexanone lub cev muaj zog
| Khoom | Tus nqi |
|---|---|
| CAS Nr | 108-94-1 |
| Molecular Formula | C₆H₁₀O |
| Molecular Luj | 98,15 g / mol |
| Qhov tshwm sim | Colorless mus rau daj ntseg kua |
| Boiling Point | 155-156 degree |
| Qhov ntom | 0.947 g / cm³ |
| Flash Point | 44℃(kaw khob) |
| Solubility | me ntsis soluble hauv dej (~ 3.75% w / w ntawm 25 degree); miscible nrog feem ntau cov kuab tshuaj organic |
Cyclhexanone siv rau dab tsi?
Cov ntsiab lus tseem ceeb siv
| Daim ntawv thov | Qhov tseem ceeb | Cov khoom kawg |
|---|---|---|
| Adipic acid | ★★★★★ | Nylon 6,6 |
| Caprolactam | ★★★★★ | Nylon 6 |
| Solvent | ★★★★☆ | Paints & Coatings |
| Pharmaceuticals | ★★★★☆ | Tshuaj Intermediates |
| Agrochemicals | ★★★★☆ | Tshuaj tua kab |
| Cov tshuaj zoo | ★★★★☆ | Organic Synthesis |
Kev lag luam kev lag luam qhia tsis tu ncua qhia tiascaprolactam thiab adipic acid ua ke tswj hwm cyclohexanone noj. Kev ywj pheej 2024-2025 kev lag luam tsom xam muab caprolactam ib leeg ntawm kwv yees li 60-68% ntawm lub ntiaj teb cyclohexanone xav tau, thiab ua ke nylon-6 / nylon-6,6 nruab nrab siv (caprolactam + adipic acid ua ke) ntawm kwv yees li70% ntawm tag nrho cov kev siv thoob ntiaj teb, nrog rau qhov seem faib feem ntau ntawm cov ntaub ntawv hnyav (xim xim, txheej, nplaum, inks) thiab me me tshwj xeeb siv hauv tshuaj thiab agrochemicals.
Vim li cas Cyclhexanone tseem ceeb hauv kev lag luam?
| Qhov zoo | Vim Li Cas Nws Tseem Ceeb |
|---|---|
| Zoo heev chemical intermediate | Nws lub nplhaib qauv qhib kom huv si nyob rau hauv oxidation kom muab ib tug linear rau -carbon diacid (adipic acid) - raws nraim cov saw ntev nylon 6,6 xav tau |
| Balanced kuab tshuaj polarity | Qhov nruab nrab polarity dissolves ob qho tib si polar resins thiab tsis yog -polar rubbers / waxes, uas ob peb cov kuab tshuaj tuaj yeem ua tau |
| Kub kub taw tes (155-156 degree) | evaporation qeeb dua li acetone los yog MEK muab cov yeeb yaj kiab zoo dua thiab qib hauv cov txheej txheej |
| Zoo heev resin compatibility | Muaj zog dissolving zog rau PVC, yas, thiab cellulosic resins siv nyob rau hauv cov nplaum thiab inks |
| Mature ntau lawm technology | Ntau xyoo ntawm kev ua kom zoo dua qub (cyclohexane oxidation thiab phenol hydrogenation txoj hauv kev) khaws cov nqi tsim khoom tuaj yeem kwv yees thiab ntsuas tau |
| Kev muaj thoob ntiaj teb | Ntau txoj kev tsim khoom thiab lub hauv paus loj ntawm Asia-Pacific, North American, thiab European cov neeg tsim khoom txo qis ib qho - qhov chaw txaus ntshai |
Hauv luv luv, cyclohexanone tsis siv los ntawm lub neej ntawd - nws tau siv vim tias tsis muaj pheej yig dua, sib npaug sib npaug ketone muab qhov sib xyaw ua ke ntawm lub nplhaib - qhib chemistry (rau adipic acid / caprolactam)thiabsolvency (rau coatings / adhesives) nyob rau hauv ib tug molecule.
Cyclhexanone Kev lag luam loj
| Kev lag luam | Lub hom phiaj | Vim li cas Cyclhexanone? |
|---|---|---|
| Nylon Manufacturing | Tshuaj nruab nrab | High conversion efficiency rau adipic acid thiab caprolactam |
| Paints & Coatings | Solvent | Slow evaporation muab du, tsis xws luag -cov yeeb yaj kiab dawb |
| Adhesives | Solvent | Muaj zog dissolving zog rau resins thiab polymers |
| PVC ua | Kev ua kuab tshuaj | Zoo heev compatibility nrog vinyl resins |
| Pharmaceuticals | Synthesis nruab nrab | Ntau yam ketone chemistry rau lub nplhaib - tsim cov tshuaj tiv thaiv |
| Agrochemicals | Synthesis nruab nrab | Ib qho yooj yim functionalization rau tshuaj tua kab / herbicide intermediates |
Nylon manufacturingyog nyob deb ntawm cov neeg siv khoom loj tshaj plaws ntawm cyclohexanone los ntawm ntim - thoob ntiaj teb cyclohexanone thov tau kwv yees ntau dua 3.7 lab metric tons hauv ib xyoos, nrog rau feem ntau pub ncaj qha rau hauv caprolactam thiab adipic acid nroj tsuag uas nquag co-nyob nrog cyclohexanone ntau lawm rau logistics efficiency.Xim thiab coatingssiv cyclohexanone tshwj xeeb rau nws cov evaporation qeeb, uas tso cai rau cov ntaub ntawv siv los ua kom tiav ua ntej ziab, txo cov txhuam hniav thiab txiv kab ntxwv -tev kev ntxhib los mos.Adhesives thiab PVC uacia siab rau nws lub zog ua cov kuab tshuaj rau cov yas thiab cellulosic polymers, qhov twg cov kuab tshuaj tsis muaj zog xws li acetone tsis ua kom yaj tag nrho cov resin. Hauvtshuaj thiab agrochemicals, cyclohexanone ua hauj lwm raws li ib tug me me - ntim tab sis technically tseem ceeb lub tsev thaiv, muaj nuj nqis npaum li cas yooj yim nws lub nplhaib thiab carbonyl pab pawg neeg yuav functionalized rau ntau complex molecules.
Cyclhexanone hauv Adipic Acid Production
Kev lag luam Flow
Cyclhexane
↓
KA Roj (cyclhexanol / cyclohexanone sib tov)
↓
Cyclhexanone
↓
Nitric Acid Oxidation / Ntsuab Oxidation (H₂O₂, catalytic O₂)
↓
Adipic acid
↓
Nylon 6,6
Vim li cas thiaj tsim adipic acid: Adipic acid yog rau -carbon dicarboxylic acid uas reacts nrog hexamethylenediamine los ua nylon 6,6 los ntawm polycondensation. Cyclohexanone (ntawm oxidative nplhaib cleavage) yog qhov ncaj tshaj plaws, scalable txoj kev mus rau 6 -carbon saw.
Vim li cas nylon 6,6 tshwj xeeb: Nylon 6,6 muab cov ntsiab lus melting ntau dua thiab zoo dua qhov ruaj khov dua li nylon 6, ua rau nws nyiam qib rau kev tsim tsheb engineering plastics, airbags, thiab high - textiles kev ua haujlwm.
Kev ua lag luam thoob ntiaj teb: US adipic acid noj ib leeg sawv cev kwv yees li 30-35% ntawm kev thov thoob ntiaj teb raws li xyoo 2023, nrog rau cov ntaub pua plag raug suav txog kwv yees li 30% ntawm US adipic acid xav tau tshwj xeeb - qhia txog qhov kev xav tau kawg li cas - siv kev thov tuaj yeem nyob hauv ib daim ntawv thov qis qis.
Green process hloov: Txoj kev siv cov nitric acid oxidation ib txwm ua rau nitrous oxide (N₂O) raws li cov khoom lag luam, cov roj tsev cog khoom muaj zog, uas yog tsav kev lag luam peev hauv hydrogen -peroxide / tungstate-catalyzed thiab catalytic- cov pa oxygen oxidation txoj kev qis dua - emissions lwm txoj hauv kev (seePuas yog Cyclohexanone yooj yim rau Oxidize?, rau kev nthuav dav mechanism).
Cyclohexanone hauv Caprolactam Production
Cyclohexanone yog ib qho tseem ceeb raw khoom rau caprolactam ntau lawm, qhov uas nws hloov mus rau hauv caprolactam los ntawm oxime tsim thiab Beckmann rearrangement. Caprolactam yog thawj monomer rau Nylon 6 manufacturing, ua cyclohexanone ib qho tseem ceeb txuas nyob rau hauv lub ntiaj teb no nylon mov saw.
Cyclhexanone
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Cyclhexanone Oxime (cov tshuaj tiv thaiv nrog hydroxylamine)
↓
Beckmann Rearrangement
↓
Caprolactam
↓
Nylon 6
Oxime tsim: Cyclohexanone reacts nrog hydroxylamine (los yog hydroxylamine sulfate) tsim cyclohexanone oxime, thawj kauj ruam mus rau lub nplhaib -expansion chemistry.
Beckmann rov kho dua: Raws li cov kua qaub catalysis (kev lig kev cai oleum/sulfuric acid; nce zeolite-catalyzed vapor- theem txheej txheem), lub oxime undergoes ib tug Beckmann rearrangement - C=N daim ntawv cog lus tsiv mus rau hauv lub nplhaib, hloov lub rau {{4} 5} lub voj voog mus rau hauv ib lub voj voog. nplhaib.
Kev lag luam tseem ceeb: Caprolactam suav rau ib daim ntawv thov loj tshaj plaws ntawm lub ntiaj teb cyclohexanone kev ua lag luam - ywj siab 2024-2025 kev lag luam cov ntaub ntawv muab tso rau ntawm kwv yees li 60-68% ntawm tag nrho cov cyclohexanone noj, ua rau nws yog tus tseem ceeb tsav tsheb ntawm cyclohexanone xav tau thoob ntiaj teb.
Daim ntawv thov: Caprolactam yog polymerized rau hauv nylon 6, siv dav hauv textile fibers, ntaub pua plag, engineering resins, thiab industrial yarns - nrog kwv yees li ib feem peb ntawm nylon 6 tso tawm mus rau hauv engineering resins thiab cov seem rau hauv fiber ntau daim ntaub ntawv, raws li kev lag luam cov ntaub ntawv.
Cyclhexanone raws li High -Kev Ua Haujlwm Muaj Zog
| Daim ntawv thov | Vim li cas Cyclhexanone siv |
|---|---|
| Xim | Kev tsim cov yeeb yaj kiab zoo heev, txhuam tsawg heev - cim khaws cia |
| Txheej | High boiling point ncua sij hawm qhib rau smoother finishes |
| Printing Inks | Zoo pigment dispersion thiab ntub dej |
| Adhesives | Muaj zog resin compatibility nyob rau hauv vinyl thiab cellulosic hom |
| PVC | Lub zog hnyav hnyav rau vinyl resin ua |
Vim li cas ho tsis acetone?Acetone evaporates sai dua (qhov kub kub ~ 56℃vs. cyclohexanone's ~ 155–156 degree), uas txhais tau hais tias nws flashes tawm ua ntej cov yeeb yaj kiab txheej tuaj yeem theem tawm - ua rau muaj qhov tsis xws luag xws li txiv kab ntxwv tev lossis gloss tsis zoo. Cyclohexanone evaporation qeeb qeeb muab cov qauv tsim ntau lub sijhawm ua haujlwm, uas yog vim li cas nws tau xaiv tshwj xeeb tshaj acetone lossis MEK hauv siab dua -kawg coatings, inks, thiab nplaum formulations, txawm tias acetone pheej yig dua thiab muaj ntau dua.
Lwm Cov Kev Siv Tshuaj Siv Tshuaj
| Daim ntawv thov | Siv Case |
|---|---|
| Pharmaceuticals | Synthesis intermediate rau cov tshuaj precursors thiab tshwj xeeb ketone chemistry |
| Electronic Chemicals | High -Purity solvent qib rau kev ntxuav thiab ua hauv kev tsim khoom siv hluav taws xob |
| Agrochemicals | Precursor nyob rau hauv tshuaj tua kab thiab herbicide intermediate synthesis |
| Roj Hmab Tshuaj | Solvent rau dissolving crude roj hmab thaum lub sij hawm compounding |
| Plasticizers | Feedstock chemistry nyob ib sab rau adipic{0}}acid-raws li plasticizer ntau lawm |
| Tshwj xeeb tshuaj | General -lub hom phiaj ketone reagent hauv cov organic synthesis zoo |
Cyclhexanone vs Lwm Ketone Solvents
| Khoom | Cyclhexanone | Acetone | MEK |
|---|---|---|---|
| Boiling Point | ★★★★★ (155-156 degree) | ★★ (56 degree) | ★★★ (80 degree) |
| Solvent zog | ★★★★★ | ★★★★ | ★★★★ |
| Tus nqi evaporation | Tsawg | Siab | Nruab nrab |
| Nylon Intermediate | Yog lawm | Tsis muaj | Tsis muaj |
Qhov no yog qhov sib txawv uas tseem ceeb tshaj plaws rau cov neeg yuav khoom ntsuas cov kev hloov pauv hnyav:cyclohexanone tsuas yog ib qho ntawm peb uas tseem ua haujlwm raws li nylon -chain intermediate.Lub luag haujlwm dual - siab -kev ua haujlwm hnyavthiabpolymer precursor - yog ib qho tshwj xeeb ntawm cov ketone cov kuab tshuaj thiab yog ib qho laj thawj tseem ceeb ntawm cov neeg tsim tshuaj tua kab mob kom muaj peev xwm cyclohexanone txawm tias lwm cov kuab tshuaj pheej yig dua rau kev siv tshuaj ntxuav / degreasing.
Cia, ntim, thiab thauj
Daim ntawv qhia tswv yim rau kev yuav khoom thiab pab pawg logistics:
- Cia: Khaws rau hauv cov thawv kaw ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntim cov thawv ntim khoom tiv thaiv corrosion Kev khaws cia ntau feem ntau siv daim pam nitrogen kom txo tau cov pa oxygen thiab qhov hluav taws kub.
- Ntim: Feem ntau xa tuaj rau hauv cov nruas steel, IBC totes, lossis ISO tank ntim rau ntau ntim; Cov thawv ntim khoom yuav tsum siv cov roj hmab ntsaws ruaj ruaj rau cyclohexanone kom tiv thaiv kom tsis txhob yaig.
- Txee lub neej: Cyclhexanone yog tshuaj ruaj khov nyob rau hauv ib txwm cia tej yam kev mob thiab tsis yooj yim tsim peroxides li ib co ethers ua; Lub neej txee lub neej nyob rau hauv ntim ntim yog ntsuas nyob rau hauv lub xyoo, txawm tias xim / purity yuav tsum tau kuaj xyuas tus neeg muag khoom daim ntawv pov thawj ntawm kev soj ntsuam (COA) rau ntev - tuav cov khoom.
- Kev faib kev thauj mus los: UN Number1915, Hazard Class3(flammable kua), Packing GroupIIIraws li DOT, IMDG, thiab IATA cov cai.
- Flash Point: 44℃(kaw lub khob) - cais raws li cov kua flammable uas yuav tsum tau muaj kev ceev faj hauv chav kawm 3 (kev sib txuas hauv av / kev sib txuas thaum hloov, tsis yog - cov cuab yeej hluav taws xob, hluav taws xob qhov chaw tswj).
- Kev nyab xeeb: Ua rau tawv nqaij thiab qhov muag khaus thiab tej zaum yuav ua rau ua pa ua pa thaum nqus pa; Tus qauv PPE ( hnab looj tes, tsom iav, qhov cua) yuav tsum tau ua thaum tuav ib qho kev taw qhia SDS.
Cov lus nug nquag
Dab tsi yog cyclohexanone tsuas yog siv rau?
Feem ntau yog cov tshuaj nruab nrab rau caprolactam (nylon 6) thiab adipic acid (nylon 6,6) ntau lawm, thiab thib ob raws li siab -boiling- taw tes hnyav hauv cov xim, txheej, nplaum, thiab inks.
Puas yog cyclohexanone siv hauv cov khoom siv nylon?
Yog - nws yog cov khoom pib rau ob qho loj nylon precursors: caprolactam (ntawm oxime tsim thiab Beckmann rearrangement) rau nylon 6, thiab adipic acid (ntawm oxidative nplhaib cleavage) rau nylon 6,6.
Yuav ua li cas yog cyclohexanone hloov mus rau adipic acid?
Los ntawm lub nplhaib oxidative- qhib, ib txwm siv nitric acid nrog tooj liab / vanadium catalysts, los yog nce los ntawm hydrogen peroxide nrog tungstate catalysts los yog catalytic molecular oxygen, uas cleave lub nplhaib C-C daim ntawv cog lus kom yield lub linear rau -carbon diacid.
Yuav ua li cas yog caprolactam?
Cyclohexanone reacts nrog hydroxylamine los tsim cyclohexanone oxime, uas tom qab ntawd dhau los ua cov kua qaub-catalyzed Beckmann rearrangement kom nthuav dav rau - lub nplhaib koom ua ke rau hauv xya- koom nrog lactam nplhaib ntawm caprolactam.
Puas yog cyclohexanone yog cov kuab tshuaj zoo?
Yog lawm. Nws qhov kub kub taw tes (155-156 degree) thiab dav resin compatibility ua rau nws tshwj xeeb tshaj yog zoo nyob rau hauv cov xim, coatings, luam ntawv inks, thiab nplaum formulations qhov twg qeeb evaporation txhim kho zaj duab xis zoo.
Vim li cas cyclohexanone tseem ceeb hauv kev lag luam?
Vim tias nws tshwj xeeb sib xyaw ua ke ob lub luag haujlwm - tus precursor rau lub ntiaj teb loj tshaj plaws - ntim hluavtaws fiber ntau (nylon) thiab siab -kev ua tau zoo muaj kuab tshuaj - txhawb nqa los ntawm kev paub tab, loj - nplai ntau lawm tshuab.
Cov kev lag luam twg siv cyclohexanone ntau tshaj?
Nylon manufacturing (caprolactam thiab adipic acid ntau lawm ua ke) tso nyiaj rau feem coob ntawm kev noj haus thoob ntiaj teb - feem ntau hais txog ntawm ib ncig ntawm 70% nyob rau hauv cov ntaub ntawv kev lag luam tsis ntev los no - ua raws li cov xim / txheej, nplaum, tshuaj, thiab agrochemicals.
Dab tsi purity yog siv rau cov ntawv thov kev lag luam?
Technical grade cyclohexanone (commonly >99% purity) yog tus qauv rau loj- nplai nylon thiab hnyav siv; siab dua - purity reagent qib yog siv rau kev siv tshuaj los yog tshwj xeeb synthesis qhov twg cov kab impurities cuam tshuam rau cov dej hauv qab.
Yuav khaws cyclohexanone li cas?
Nyob rau hauv lub kaw lus, corrosion-cov thawv tiv thaiv nyob rau hauv chav tsev kub, deb ntawm tshav kub, ignition qhov chaw, thiab muaj zog oxidizers, nrog ib tug nitrogen daim pam pom zoo rau bulk cia kom txo tau hluav taws kub thiab oxidative degradation.
Kuv tuaj yeem yuav ntau cyclohexanone nyob qhov twg?
Tej cyclohexanone yuav tsum tau muab los ntawm cov neeg muag khoom tsim nyog muab batch COA, SDS, TDS, ISO certification, thiab export raws.Tianjin Gnee Biotech Co., Ltdindustrial-qib cyclohexanone (CAS 108-94-1) nrog cov ntaub ntawv zoo thiab kev paub txog kev xa tawm thoob ntiaj teb.
