1-Butanol |71-63-3 : kuv
Product Physical Data:
| Khoom npe | 1-Butanol |
| Cov khoom | Colorless pob tshab kua nrog tshwj xeebtsw |
| Melting Point (° C) | -89.8 |
| Boiling Point(° C) | 117.7 ib |
| Relative density (Dej = 1) | 0.81 ib |
| Relative vapor density (air = 1) | 2.55 Nws |
| Saturated vapor siab (kPa) | 0.73 ib |
| Thaum tshav kub kub combustion (kJ / mol) | -2673.2 |
| Qhov kub thiab txias (°C) | 289.85 ib |
| Critical siab (MPa) | 4.414 ib |
| Octanol / dej faib coefficient | 0.88 ib |
| Flash point (°C) | 29 |
| Ignition kub (°C) | 355-365 : kuv |
| Upper tawg txwv (%) | 11.3 |
| Tsawg tawg txwv (%) | 1.4 |
| Solubility | me ntsis soluble nyob rau hauv dej, soluble nyob rau hauv ethanol, ether thiab lwm yam organic solvents. |
Product Properties thiab Stability:
1.Forms azeotropic sib tov nrog dej, miscible nrog ethanol, ether thiab ntau lwm yam organic solvents.Soluble nyob rau hauv alkaloids, camphor, dyes, roj hmab, ethyl cellulose, resin acid ntsev (calcium thiab magnesium ntsev), roj thiab rog, waxes thiab ntau yam ntuj thiab hluavtaws resins.
2.Chemical zog thiab ethanol thiab propanol, tib yam li cov tshuaj reactivity ntawm thawj alcohols.
3.Butanol belongs rau qeb toxicity tsawg.Cov nyhuv tshuaj loog muaj zog dua li ntawm propanol, thiab rov qab sib cuag nrog daim tawv nqaij tuaj yeem ua rau haemorrhage thiab necrosis.Nws toxicity rau tib neeg yog li peb zaug ntau dua li ntawm ethanol.Nws vapor irritates qhov muag, qhov ntswg thiab caj pas.Concentration 75.75mg / m3 Txawm hais tias tib neeg muaj qhov tsis xis nyob, tab sis vim muaj qhov kub hnyiab, tsis tshua muaj volatility, tsuas yog siv qhov kub thiab txias, qhov phom sij tsis zoo.Rat qhov ncauj LD50 yog 4.36g / kg.olfactory pib concentration 33.33mg / m3.TJ 36&mash; 79 qhia tias qhov siab tshaj plaws tso cai nyob rau hauv huab cua ntawm lub rooj cob qhia yog 200 mg / m3.
4.Stability: ruaj khov
5.Cov tshuaj txwv tsis pub: muaj zog acids, acyl chlorides, acid anhydrides, muaj zog oxidizing tus neeg sawv cev.
6.Kev phom sij ntawm polymerization: Tsis yog-polymerisation
Khoom siv:
1.Mainly siv nyob rau hauv kev tsim cov phthalic acid, aliphatic dibasic acid thiab phosphoric acid n-butyl ester plasticisers.Nws tseem tuaj yeem siv los ua cov kuab tshuaj rau cov organic dyes thiab luam ntawv inks, thiab ua tus neeg sawv cev dewaxing.Siv los ua cov kuab tshuaj los cais cov poov tshuaj perchlorate thiab sodium perchlorate, kuj tuaj yeem cais sodium chloride thiab lithium chloride.Siv los ntxuav sodium zinc uranyl acetate precipitates.Saponification Ib qho nruab nrab rau esters.Kev npaj cov tshuaj paraffin-embedded rau microanalysis.Siv los ua cov kuab tshuaj rau cov rog, waxes, resins, cov pos hniav, cov pos hniav, thiab lwm yam Nitro spray xim co-solvent, thiab lwm yam.
2.Chromatographic tsom xam ntawm cov qauv tshuaj.Siv rau kev txiav txim siab colourimetric ntawm arsenic acid, sib cais ntawm potassium, sodium, lithium, chlorate hnyav.
3.Siv raws li analytical reagents, xws li cov kuab tshuaj, raws li chromatographic tsom xam ntawm cov qauv tshuaj.Kuj tseem siv rau hauv cov organic synthesis.
4.Ib qho tseem ceeb hnyav, nyob rau hauv zus tau tej cov urea-formaldehyde resins, cellulose resins, alkyd resins thiab coatings siv nyob rau hauv loj qhov ntau, tab sis kuj raws li ib tug nplaum feem ntau siv nyob rau hauv lub inactive diluent.Nws tseem yog ib qho tseem ceeb tshuaj raw khoom siv nyob rau hauv zus tau tej cov plasticiser dibutyl phthalate, aliphatic dibasic acid ester, phosphate ester.Nws kuj yog siv los ua tus neeg ua kom lub cev qhuav dej, tiv thaiv emulsifier thiab extractant ntawm roj, txuj lom, tshuaj tua kab mob, tshuaj hormones, vitamins, thiab lwm yam, additive ntawm alkyd resin xim, thiab co-solvent ntawm nitro spray xim.
5.Cosmetic hnyav.Feem ntau nyob rau hauv cov ntsia thawv polish thiab lwm yam tshuaj pleev ib ce raws li ib tug co-solvent, nrog ethyl acetate thiab lwm cov kuab tshuaj tseem ceeb, los pab yaj cov xim thiab kho cov kuab tshuaj evaporation tus nqi thiab viscosity.Tus nqi ntxiv yog feem ntau yog li 10%.
6.Nws tuaj yeem siv ua defoamer rau number case blending hauv kev tshuaj ntsuam luam ntawv.
7.Siv hauv ci zaub mov, paj npleg, khoom qab zib.
8.Used nyob rau hauv zus tau tej cov esters, yas yas, tshuaj, tshuaj tsuag xim, thiab raws li ib tug hnyav.
Cov txheej txheem cia khoom:
Ntim hauv cov nruas hlau, 160kg lossis 200kg rau ib lub nruas, nws yuav tsum tau muab cia rau hauv cov chaw cia khoom qhuav thiab qhov cua, qhov kub thiab txias qis dua 35 ° C, thiab lub tsev khaws khoom yuav tsum muaj hluav taws kub thiab tiv thaiv tawg.Fireproof thiab tawg-pov thawj nyob rau hauv lub warehouse.Thaum loading, unloading thiab thauj, tiv thaiv los ntawm tsausmuag impact, thiab tiv thaiv los ntawm tshav ntuj thiab nag.Khaws thiab thauj khoom raws li cov cai ntawm cov tshuaj tua hluav taws.
Cov ntawv khaws cia khoom:
1. Khaws rau hauv qhov chaw txias, cua txias.
2. Khaws kom deb ntawm qhov hluav taws kub thiab cua sov.
3.Qhov kub cia yuav tsum tsis pub tshaj 37 ° C.
4. Khaws lub thawv kaw.
5.Nws yuav tsum tau muab cais los ntawm oxidising cov neeg ua haujlwm, cov kua qaub, thiab lwm yam, thiab yuav tsum tsis txhob sib xyaw.
6.Siv cov khoom tawg-pov thawj teeb pom kev zoo thiab cov chaw ua pa.
7. Txwv tsis pub siv cov cuab yeej siv tshuab thiab cov cuab yeej uas yooj yim los tsim cov pob zeb.
8.Qhov chaw cia khoom yuav tsum tau nruab nrog cov khoom siv kho mob thaum muaj xwm ceev thiab cov khoom siv vaj tse tsim nyog.
