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DMAC溶劑化學(xué)名稱：N,N-二甲基乙酰胺,
又名：二甲基乙酰胺、乙酰二甲胺、醋酸二甲基胺,
分子式:CH3CON(CH3)2,相對分子質(zhì)量:87.12,沸點:164-166℃(1×105Pa),熔點:-20℃,閃點(開):66℃,燃點:490℃,相對密度:0.9429(20/4℃),折射率:1.4373。
DMAC溶劑是一種無色透明液體,能與水、醇、醚等有機溶劑混合,是一種極性溶劑。其熱穩(wěn)定性好,即使在沸點也穩(wěn)定不分解。
DMAC溶解質(zhì)量指標(biāo)：
色譜含量 ≥99.9%
水含量 PPm≤ 100
酸含量 （as HAC） PPm ≤80
堿含量 （as DMA） PPm ≤ 5
鐵含量 PPm ≤ 0.05
電導(dǎo)率 (20℃) μs/cm≤ 0.5
DMAC溶解性狀與用途：無色透明液體，能與水及多數(shù)有機溶劑混溶，DMAC是一種極性溶劑。用作氨綸、芳綸、腈綸紡絲以及**聚酰亞胺薄膜的溶劑。
包裝貯存：凈含量190公斤/塑桶，應(yīng)密封存放于陰涼干燥處，避免吸水及陽光照射，不能接近火源，搬運時應(yīng)輕取輕放。
請依照產(chǎn)品的MSDS/SDS進行貯存和使用，運輸、使用或貯存不當(dāng)可能引發(fā)人身、環(huán)境**風(fēng)險。產(chǎn)生的危險廢棄物也應(yīng)交由專業(yè)機構(gòu)處理。
生產(chǎn)銷售：DEP軟化油、DMP增塑劑、新潔爾滅、十二烷基二甲基氧化胺、陽性皂
CAS #:127-19-5
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|
化纖級 |
醫(yī)藥級 |
工業(yè)級 |
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色譜含量 |
（%）≥ |
99.90 |
99.85 |
99.60 |
|
|
水含量 |
PPm ≤ |
100 |
300 |
300 |
|
|
酸含量 |
（as HAC） |
PPm ≤ |
80 |
|
|
|
堿含量 |
(as DMA) |
PPm ≤ |
5 |
10 |
10 |
|
鐵含量 |
PPm ≤ |
0.05 |
/ |
/ |
|
|
電導(dǎo)率 |
（20℃） |
μs/cm≤ |
0.5 |
/ |
/ |
|
PH值 （200g/L,25℃） |
5.5—7.0 |
4.5—7.0 |
5.5—7.0 |
||
|
色 澤 |
Pt-Co≤ |
5 |
10 |
10 |
|
理化性質(zhì)：
|
分子式 |
C4H9ON |
分子量 |
87.12 |
||
|
沸 點 |
℃ |
164-166 |
閃 點 |
℃ |
66 |
|
相對密度 |
ρ20,g/mL |
0.9434 |
折光率 |
|
1.435 |
DMAC solvent
DMAC solvent chemical name: N, N-dimethylacetamide,
Also known as: dimethylacetamide, acetyldimethylamine, dimethylamine acetate,
Molecular formula: CH3CON (CH3) 2, relative molecular weight: 87.12, boiling point: 164-166 ℃ (1 × 105Pa), melting point: -20 ℃, flash point (on): 66 ℃, ignition point: 490 ℃, relative density: 0.9429 (20/4 ℃), refractive index: 1.4373.
DMAC solvent is a colorless transparent liquid that can be mixed with organic solvents such as water, alcohol, and ether, and is a polar solvent. Its thermal stability is good, and it remains stable and does not decompose even at the boiling point.
DMAC dissolution quality index:
Chromatographic content ≥ 99.9%
Water content PPm ≤ 100
Acid content (as HAC) PPm ≤ 80
Alkali content (as DMA) PPm ≤ 5
Iron content PPm ≤ 0.05
Conductivity (20 ℃) μ S/cm ≤ 0.5
Dissolution characteristics and uses of DMAC: Colorless transparent liquid that can be mixed with water and most organic solvents. DMAC is a polar solvent. Used as a solvent for spinning spandex, aramid, acrylic, and polyimide films.
Packaging and storage: with a net content of 190 kilograms per plastic barrel, it should be sealed and stored in a cool and dry place, avoiding water absorption and sunlight exposure. It should not be close to fire sources and should be handled with care during transportation.
Please store and use the product according to its MSDS/SDS. Improper transportation, use, or storage may cause personal and environmental risks. The generated hazardous waste should also be handled by professional institutions.
Production and sales: DEP softened oil, DMP plasticizer, bromogeramine, dodecyl dimethylamine oxide, positive soap
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