Diacetone cawv (daa),Tshuaj lom neeg lub npe 4- hydroxy -4- methyl {{pentanone. Nws yog cov organic sib xyaw, cas 123-42-2, tshuaj siv tshuaj lom neeg yog c6h12o2, uas yog cov kua tsis muaj kob thiab pob tshab. Tuaj yeem ua kom tiav nrog cov kuab tshuaj xws li dej, cov neeg muaj kev pab, cov tshuaj estogen, thiab lwm yam, tab sis tsis ua kom tiav nrog cov rog hydrocarbons. Mas siv tau raws li cov kuab tshuaj rau cov resins, electrostator txau, ntawm celluloid, nitrocellulose, roj, waxes, thiab lwm yam, nws kuj tseem tuaj yeem siv rau cov organic synthesis. Raws li cov khoom siv organic ntau heev, nws muaj cov tshuaj lom neeg ntau yam thiab cov tshuaj lom neeg thiab cov tshuaj tiv thaiv stabiliat, cov tshuaj tiv thaiv stabilies thiab cov tshuaj pleev cov tshuaj pleev ib ce, thiab ntau lwm daim teb. Nrog kev tsim kev lag luam txuas ntxiv ntawm kev lag luam xws li tshuaj lom neeg, cov inks, thiab kev siv khoom lag luam yuav loj hlob ntxiv, thiab lawv daim ntawv thov yuav txuas ntxiv mus ntxiv. Nyob rau tib lub sijhawm, kev saib xyuas yuav tsum them rau nws txoj kev nyab xeeb thiab ib puag ncig thaum siv kev noj qab haus huv, ua kom tib neeg kev nyab xeeb thiab ib puag ncig kev nyab xeeb.
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Tshuaj Cov Qauv |
C6H12O2 |
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Muaj pes tsawg leej |
116 |
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Molecular hnyav |
116 |
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m/z |
116 (100.0%), 117 (6.5%) |
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Kev Ntsuam Xyuas |
C, 62.04; H, 10.41; O, 27.55 |
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Melting taw tes {{{0}}}}}}}. 8 degree Vapor siab<1 mm Hg (20 ° C), Refractive index n20/D 1.423 (lit.), Flash point 132 ° F, Store below+30 ° C, Soluble in alcohol, other (Weast, 1986), and many other solutions, particulate ketones such as acetate and 2-butanone, Acidity coefficient (pKa) 14.57 ± 0.29 (Predicted), Form Liquid, Color Clear colorless, Odor, Explosive limit 1.8-6.9% (V), Water solubility MISCIBLE, Maximum wavelength( λ max)249nm(lit.).
Diacetone Cawv (Daa), nrog cov tshuaj noj tshuaj c6h12o2, yog cov kua tsis muaj xim thiab pob tshab nrog ib qho aromoma zoo ib yam li cov cawv sib xyaw. Raws li cov cawv multifunctional organic, dej cawv muaj ntau cov ntawv thov hauv ntau thaj teb.
Hnyav thiab dag
(1) Txheej pleev thiab inks
Txhim kho kev ua tau zoo thiab ua tau zoo: diascetone cawv feem ntau siv los ua cov kuab tshuaj lossis ua rau muaj kev rau nws lub solubility zoo thiab tsis sib haum. Nws tuaj yeem rhuav tshem cov resins, roj, waxes, thiab ntau cov organic sib xyaw, kom ua tau zoo thiab ruaj khov thiab inks. Lub caij dej cawv, dej cawv diacetone kuj tseem tuaj yeem txhim kho cov khoom nplaum thiab theem ntawm cov txheej txheem, txhim kho luam ntawv cov teebmeem thiab xim durability.
Ib puag ncig cov txiaj ntsig: piv rau qee cov tshuaj lom neeg organic, cov tshuaj lom zem, uas yuav pab txo cov pa phem ib puag ncig thiab ua tau raws li kev xav tau niaj hnub no.
(2) cob qhia thiab yas
Dissolving Resin: Diacetone cawv yuav yaj ntau cov resins xws li nitrocellulose, tshuaj cellulose acetate, thiab cellul iav, ua rau nws dav siv hauv cov yas thiab luam ntawv. Nws tuaj yeem ua cov kuab tshuaj rau cov kev daws teeb meem, pab kom zoo dua li txawv thiab sib tov lub resin.
Ciav Tus Neeg Sawv Cev thiab Coolizer: Coolcetone cawv tuaj yeem siv los ua tus kho tus neeg sawv cev ntawm cov khoom siv kho thiab tshuaj lom neeg tsis kam ntawm cov ntaub ntawv. Lub caij no, nws tseem tuaj yeem ua cov yas yas los txhim kho qhov yooj thiab txheej txheem ntawm cov plastics.
(3) kua nplaum thiab nplaum
Kev Txhawb Nqa Daim Ntawv Qhia: Kev haus dej haus dej caw tuaj yeem siv los ua cov nplaum rau cov nplaum thiab cov khoom ua kom zoo dua qub ntawm cov khoom raug sib khi, txhim kho tsev neeg muaj zog thiab lub zog ua kom ruaj khov.
(4) tu thiab cov sawv cev
Kev siv hlau ua: Diacetone cawv yog dav siv ua kev ntxuav lossis degreing tus neeg sawv cev ntawm cov txheej txheem hlau ua vim nws muaj peev xwm ua tau zoo tshaj plaws rau cov roj thiab roj. Nws tuaj yeem ua kom tau zoo tshem cov roj stains, impurities, thiab oxides los ntawm cov hlau sib txawv, muab ib qho chaw huv rau kev ua thiab txheej.
Kev tsim khoom sib xyaw ua ke: Nyob rau hauv lub teb ntawm semiconductor raug, acetone haus dej los yog wafers thiab qhov ncauj qhov ntswg, ua kom muaj kev nyiam huv thiab zoo ntawm cov khoom lag luam.
Organic Synthemes Raw Khoom thiab Intermediales
(1) Npaj ntawm cov organic tshuaj
Methyl Isobutyl Ketone (Mibk) thiab Methyl Isobuty Tshuaj Xws Li Muaj Methylon Thiab Methyl Isobuty Methanol (Mibc). Thaum lub sijhawm ua txhaum kev npaj, cawv yog hloov mus rau cov khoom lag luam tshwj xeeb, uas muaj cov tshuaj lom tshwj xeeb hauv cov kuab tshuaj, cov yas, thiab lwm thaj chaw.
Lwm yam tshuaj lom organic:Diacetone Cawv (Daa)Kuj tseem siv tau los npaj ntau yam tshuaj lom xws li hexene glycol, isophorone, thiab lwm yam tshuaj tua kab, tuag, thiab lwm yam.
(2) synthesis ntawm cov tshuaj thiab tshuaj tua kab
Tshuaj suav siv cawv: Chocoletone Cawv yog qhov nruab nrab tseem ceeb rau kev sib xyaw ntawm ntau yam tshuaj. Los ntawm cov tshuaj tiv thaiv tshwj xeeb, kev haus dej caw tuaj yeem hloov mus rau hauv cov chaw sib txuas nrog kev kho mob ntawm ntau yam kab mob. Piv txwv li, nws tuaj yeem siv los ua ke qee cov tshuaj tua kab mob, tshuaj tiv thaiv tshuaj, cov tshuaj Hmoob.
Tshuaj tua kab Cajolvent: Cawv Kev Cwj Chia tuaj yeem siv los ua cov cosolvent nyob rau hauv cov ua tshuaj tua kab mob los txhim kho qhov tsis txaus siab thiab muaj kev ruaj khov ntawm cov tshuaj tua kab. Nws tuaj yeem ua tiav cov khoom xyaw nquag thiab lwm yam kev ua kom muaj tshuaj tua kab, tso cai kom lawv ua tau zoo dua thiab ua rau lawv cov kev ua tau zoo thaum siv.
Surfactants thiab dispersants
(1) txo qis npoo nro
Surfactant: Diacetone Cawv muaj qee yam kev ua si thiab tuaj yeem txo cov nro ntawm cov kua lossis cov khib nyiab. Cov cuab yeej no ua rau kev tso dag dej caw siv cov tshuaj tiv thaiv tu, emulsifiers, dispersirus, thiab lwm thaj teb. Piv txwv li, nws tuaj yeem siv los ua surfactant nyob rau hauv kev npaj cov xab npum, cov muag muag, thiab lwm yam khoom.
(2) txhim kho kev tawg
Dispersant: Chocoletone cawv tuaj yeem siv los ua ib qho kev tsis txaus siab ntawm cov txheej txheem ntawm cov hmoov ntawm cov hmoov hmoov xws li pigments, dyes, thiab fillers. Nws tuaj yeem pab kom tau zoo dua li cov khoom siv hmoov tawg kom zoo hauv cov kua lossis cov khoom siv ruaj khov, tsim cov kev kawm tsis zoo lossis daws teeb meem.
Cov tshuaj tiv thaiv nruab nrab thiab catalyst hnyav
(1) Txhawb kev siv tshuaj lom neeg
Cawv suav nrog kev haus dej caw: Diacetone cawv tuaj yeem ua cov tshuaj tiv thaiv nruab nrab rau ntau yam kev tawm tsam, txhawb kev nce qib ntawm cov tshuaj tiv thaiv. Piv txwv li, nws tuaj yeem ua cov kuab tshuaj rau alkaline catalysts xws li socassium hydrochoxide, thiab koom nrog kev tawm tsam xws li Esterification, thiab Ketals.
(2) txhim kho cov tshuaj tiv thaiv
CATALYST TEEB MEEM: Cawv Kev Cwj Pwm Sib Cawv tuaj yeem ua cov tshuaj tua kab mob rau cov tshuaj catalystic, txhim kho nws cov haujlwm thiab xaiv. Cov cuab yeej no ua rau kev quav dej cawv diacetone ua si lub luag haujlwm tseem ceeb hauv kev sib raug zoo hauv cov khoom siv hauv organic.
Stabilizers thiab cov tshuaj tiv thaiv kab mob
(1) Cov qauv sib txuas ua ke
Stabilizer: Cawv Kev Cwj Chim Tuaj yeem siv cov qauv ntawm qee qhov sib txuas, tiv thaiv lawv cov kev ntxhov siab lossis tsis zoo. Piv txwv li, hauv daim teb ntawm cov tshuaj, cov khoom noj ntxiv cov khoom noj, thiab lwm yam, cawv yuav siv tau los ua lub zog stabilizer kom txuas ntxiv rau lub txee txee thiab kev ruaj khov ntawm cov khoom.
(2) tiv thaiv cov kua ntawm khov
Antifreeze tus neeg sawv cev: Hauv qee cov ntawv thov, dej cawv diacetone tuaj yeem siv los ua cov antiflewised tus neeg sawv cev los tiv thaiv cov kua los ntawm qhov khov ntawm qhov kub tsawg. Piv txwv li, hauv cov teb ntawm cov tshuab hydraulic, txias, thiab lwm yam.
Lwm Cov Ntawv Thov
(1) Tshuaj pleev ib ce thiab cov khoom siv saib xyuas tus kheej
Moisturizing cov neeg sawv cev thiab cov kuab tshuaj: vim nws cov tshuaj tua hluav taws zoo thiab tawv nqaij, siv dej cawv yog siv rau hauv kev tsim cov tshuaj pleev ib ce thiab cov khoom siv saib xyuas tus kheej. Nws tuaj yeem ua haujlwm ua cov moisturizer kom pab rau daim tawv nqaij khaws cov dej noo thiab txhim kho dustness, roughness, thiab lwm yam teeb meem. Nyob rau tib lub sijhawm, nws kuj tseem siv tau raws li kev daws kom yaj cov khoom xyaw xws li cov txuj lom thiab cov tshuaj tsw qab.
(2) Textile thiab Printing thiab Dyeing Auxiliaries
Luam Ntawv thiab Dyeing Auxiliaries: Hauv cov ntawv luam ntawv thiab cuam tshuam kev lag luam, cawv yuav siv tau ua kev luam tawm thiab zas xim ntxiv. Nws tuaj yeem txhim kho cov solubility thiab dispersibility ntawm dyes, txhim kho qhov ua tau zoo tshaj plaws thiab xim nrawm. Nyob rau tib lub sijhawm, nws kuj tseem siv tau los ua tus neeg saib xyuas kev kho fiber ntau, muab cov ntaub muag muag zoo nkauj thiab kev tawm tsam zoo.
(3) cov khoom siv yees duab thiab cov tshuaj khaws cia
Tshuaj lom zem rau cov duab ua yeeb yaj kiab: hauv kev siv dej cawv, diacetone cawv yuav tiv thaiv oxidation thiab tsis zoo ntawm kev thaij duab emulsions.
Lwm cov tshuaj tiv thaiv: Tsis tas li ntawd, Cuav tshuaj cawv kuj tseem siv tau los ua cov tshuaj, thiab lwm daim teb, thiab lwm cov txee rau lub neej thiab ruaj khov ntawm cov khoom.
(4) Cov Roj Roj Hydraulic
Kev tshem tawm cov kuab paug: Kev haus dej caw tuaj yeem siv los ua cov kuab tshuaj hydraulic los pab tshem cov npuas thiab cov pa phem los ntawm kev ua tau zoo thiab ruaj khov ntawm cov tshuab hydraulic.
(5) tus neeg saib xyuas
Kev sib cais thiab kev ua kom huv ntawm cov tebchaw: Diacetone cawv tuaj yeem siv ua ib qho kev sib cais hauv cov tshuaj thiab cov khoom siv rau kev sib cais thiab huv si ntawm ntau yam sib txawv. Nws tuaj yeem xaiv tshem tawm lub hom phiaj sib txuas, yog li ua tiav kev sib cais thiab huv ntawm qhov sib txuas.
(6) Cov Khoom Noj Ntoo
Tiv thaiv cov tsiaj: Cawv Cwj Chia tuaj yeem siv los npaj cov tshuaj txuag ntoo, pab tiv thaiv cov ntoo los ntawm cov kab mob fungi thiab kab. Cov tshuaj tiv thaiv no tuaj yeem txuas ntxiv cov kev pabcuam lub neej thiab kev ruaj khov ntawm cov ntoo.
Synthesis ntawmDiacetone Cawv (Daa): Cov kev ua hws ua tau yog nqa tawm hauv 25,6 6}}}}}}}}}}}}}}} caj dab ntsuas kub siv rau cua sov thiab nplawm. Cov tshuaj tiv thaiv catalytic yog nqa tawm hauv qab boiling mob. 1 {0 {12}}}}}}}} ml acetone tau ntxiv, chartalst them, tus neeg saib xyuas dej ntxiv. Lub sijhawm kev tawm tsam yog 1h. Cov khoom tau txheeb xyuas los ntawm GC {4}}}} C gas choxtograph, thiab kev ua ntawm catalysted yog qhia los ntawm acetone hloov dua siab tshiab. Cov txiaj ntsig tau pom tias cov kev npaj tsim nyog ntawm cov catalystion yog: kev ntsuas ntawm imprinegnating 2.0 h, thiab lub sijhawm calcining kub 550 degree 4.0 h. Nyob rau hauv cov kev mob no, hloov dua siab tshiab ntawm acetone yog 21.08%, thiab kev xaiv ntawm kev haus dej cawv yog 100%.
Cim npe nrov: Cawv Diacetone Cawv (Daa) Cas 123-42-2, cov chaw muag khoom, chaw tsim khoom, chaw tsim khoom, yuav khoom, rau muag