Isopentane R601a (2-Methylbutane)
1. Cov ntaub ntawv yooj yim
Lub npe tshuaj: 2-Methylbutane
Molecular Formula: C₅H₁₂,
Cov qauv qauv: (CH₃)₂CHCH₂CH₃
CAS Nr .: 78-78-4
Molecular Luj: 72.15
Aliases: Isopentane, i-C₅H₁₂, R601a (lub npe tub yees)
2. Lub cev & tshuaj muaj zog (25 degree)
Cov tsos mob: Tsis muaj xim pob tshab kua nrog faint mint / roj av tsw
Kub Point: 27.8-27.9 degree
Melting Point: -159.4 ° C
Qhov ceev: 0.62 g / cm³ (20 degree)
Flash Point: -51℃(kaw khob)
Autoignition Kub: 420 degree
Explosion Limit: 1.4% -8.3% (ntim feem)
Vapor Siab: 53 kPa (18.5 degree), volatile heev
Solubility: Insoluble hauv dej; tag nrho miscible nrog ethanol, ether thiab hydrocarbons
Toxicity: Tsawg toxicity, central paj hlwb cov tshuaj loog nyhuv; high concentration yuav ua rau kiv taub hau thiab tsaug zog
3. Cov ntawv thov
1.Blowing Agent (Daim ntawv thov loj tshaj plaws, suav txog li 60%)
①EPS (Expanded Polystyrene): Blended nrog n-pentane, siv rau lub tsev thermal rwb thaiv tsev boards thiab ntim cov ntaub ntawv cushioning
②PU (Polyurethane txhav ua npuas ncauj): Blended nrog cyclopentane, siv nyob rau hauv lub tub yees / freezer rwb thaiv tsev txheej, sab nrauv phab ntsa thermal rwb thaiv tsev thiab txias saw warehousing
2.Gasoline Blending Cheebtsam
Octane tus naj npawb ≈90, txhim kho kev tiv thaiv -knock kev ua tau zoo ntawm cov roj av tsis muaj lead, sib xyaw piv txog li 15%
3.Solvent & Extractant
Siv los ua hnyav rau polyethylene catalysts, industrial tu, deasphalting, extraction ntawm txuj lom thiab tshuaj intermediates
4.Chemical Raw Khoom
Siv los tsim isoprene (synthetic roj hmab), amyl cawv, isoamyl acetate (txiv tsawb roj) thiab essence
5.Tsawg-Tsuas Kub Txias & Kev Siv Chav Ua Haujlwm
Npaj qis- da dej txias txias (sib xyaw nrog kua nitrogen mus txog -160 degree), ua kua rau cov ntsuas kub qis
6.Aerosol Propellant
Blended nrog propane thiab butane, siv rau shaving ua npuas ncauj thiab tshuaj tsuag khoom
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Cim npe nrov: Isopentane R601a Blowing Agent Solvent, Tuam Tshoj Isopentane R601a Tshuab Chaw tsim tshuaj paus, lwm tus neeg, Hoobkas
