N-methylpyrrolidone (NMP) yog ib qho tseem ceeb organic solvent nrog ntau yam kev siv, ua lub luag haujlwm tseem ceeb hauv ntau qhov chaw. Cov hauv qab no yog cov kev siv tseem ceeb ntawm N-methylpyrrolidone:

Lub teb hluav taws xob:
NMP yog ib qho ntawm cov kuab tshuaj tseem ceeb rau kev tsim cov khoom siv hluav taws xob xws li semiconductors, integrated circuits, thiab cov kua siv lead ua kua.
Nws tuaj yeem yaj cov khoom siv hluav taws xob xws li hlau, oxides, thiab polymers rau electroplating, etching, thiab cov txheej txheem ntxuav.
Hauv kev lag luam microelectronics, NMP siv rau hauv cov teb siab xws li cov kua siv lead ua kua, semiconductors, thiab cov laug cam.

Kev kho mob teb:
NMP siv rau hauv kev lag luam tshuaj rau kev npaj cov tshuaj tsim thiab cov tshuaj nruab nrab, xws li qee cov tshuaj tua kab mob thiab cov tshuaj tiv thaiv qog.
Qib tshuaj NMP muaj cov kev cai nyab xeeb siab thiab feem ntau yog siv rau hauv tshuaj, tshuaj, tshuaj kho tsiaj, thiab cov tshuaj nruab nrab.

Tshuaj lom neeg thiab lwm yam kev lag luam:
NMP siv tau ua cov kuab tshuaj rau cov tshuaj polymerization thiab siv los ua cov khoom siv polymer xws li cov yas engineering xws li polyamides, polyimides, thiab polyphenylene sulfide.
Nws kuj tseem siv ua cov tshuaj diluent thiab cov kuab tshuaj rau cov khoom xws li xim, kua mem, thiab cov nplaum.
Hauv kev lag luam petrochemical, NMP yog siv rau kev sib sau ua ke ntawm acetylene, kev tsim cov roj desulfurization, kev ua kom roj lubricating, thiab lwm yam. Ua ib qho tshuaj tua kab, nws txhim kho qhov solubility thiab dispersibility ntawm cov tshuaj tua kab. NMP kuj tseem siv rau hauv cov ntaub ntawv rwb thaiv tsev, cov xim, cov neeg sawv cev ntxuav kev lag luam, thiab lwm yam. Kev lag luam roj teeb lithium: NMP yog cov kuab tshuaj rau pem hauv ntej rau cov roj teeb lithium thiab cov kuab tshuaj txhawb nqa rau cov roj teeb lithium zoo electrode binders. Kev tshawb fawb thiab kev tshuaj xyuas teb: NMP kuj tseem siv ua theem txawb lossis electrolyte hauv kev sim xws li kua chromatography thiab electrophoresis. Hauv kev xaus, N-methylpyrrolidone muaj ntau yam kev siv hauv cov khoom siv hluav taws xob, tshuaj, tshuaj lom neeg, roj teeb lithium, kev tshawb fawb thiab kev tshuaj xyuas, thiab lwm yam vim nws cov khoom siv lub cev thiab tshuaj lom neeg tshwj xeeb.

Cov Khoom Siv Tshuaj N-Methyl-2-pyrrolidone

Melting point -24 °C (lit.)
Kub taw tes 202 °C (lit.) 81-82 °C/10 mmHg (lit.)
Qhov ceev 1.028 g/mL ntawm 25 °C (lit.)
qhov ceev ntawm cov pa dej 3.4 (piv rau huab cua)
siab ntawm cov pa dej 0.29 mm Hg ( 20 °C)
Qhov ntsuas qhov ci ntsa iab n20 / D 1.479
Kub 187 °F
Qhov kub cia khoom. Khaws cia ntawm +5°C txog +30°C.
solubility ethanol: sib xyaw tau 0.1ML/mL, ntshiab, tsis muaj xim (10%, v/v)
daim ntawv kua
pka -0.41±0.20(Kwv yees)
xim ≤20 (APHA)
PH 8.5-10.0 (100g/l, H2O, 20℃)
Tsw ntxhiab tsw ntxhiab me ntsis
PH Ntau 7.7 - 8.0
txwv tsis pub tawg 1.3-9.5% (V)
Kev Yaj Hauv Dej >=10 g/100 mL ntawm 20 ºC
Rhiab Hygroscopic
λmax 283nm (MeOH) (lit.)
Merck 14,6117
BRN 106420
Dielectric tas mus li 32.200000000000003

Cov Ntaub Ntawv Tiv Tauj

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