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Product Name: N,N-Diethylformamide
CAS NO.: 617-84-5
Molecular formula: C5H11NO
Relative molecular weight: 101.15
Appearance: Colorless or light yellow transparent liquid, without visible impurities.
Properties: Toxic, flammable liquid with odor.
Boiling point: 176℃.
Relative density: 0.908g/cm3
Flash point: 60℃
Solubility: miscible with water, miscible with most organic solvents.
Usage:
DEF is a green environmentally friendly solvent, mainly used for photoresist cleaning of LCD, LED, OLED liquid crystal panels; high-end cleaning solvent for semiconductors; polyurethane synthetic leather, shoe material ink resin, water-based polyurethane resin solvent; lithium ion battery slurry solvent.
Characteristic
1. Low toxicity: lower toxicity than DMF, DMAC, NMF, low volatility, low odor, comply with EU REACH ROSH.
2. Strong solubility: Those DMF, DMAC, NMP, DMSO can dissolve, so do the DEF.
3. Boiling point: 177°C, stable property.
4. The water absorption is lower than DMF and DMAC.
5. Easy to recycle and reuse
6. It can replace the following solvents: DMF, DMAC, NMP, DMSO, THF, cyclohexanone, isophorone and so on.
Package and Storage:
180kg/plastic drum, the storage warehouse should be ventilated, away from open flames, high temperatures, and stored separately from oxidants and acids.
Product Name: N,N-Diethylformamide
CAS NO.: 617-84-5
Molecular formula: C5H11NO
Relative molecular weight: 101.15
Appearance: Colorless or light yellow transparent liquid, without visible impurities.
Properties: Toxic, flammable liquid with odor.
Boiling point: 176℃.
Relative density: 0.908g/cm3
Flash point: 60℃
Solubility: miscible with water, miscible with most organic solvents.
Usage:
DEF is a green environmentally friendly solvent, mainly used for photoresist cleaning of LCD, LED, OLED liquid crystal panels; high-end cleaning solvent for semiconductors; polyurethane synthetic leather, shoe material ink resin, water-based polyurethane resin solvent; lithium ion battery slurry solvent.
Characteristic
1. Low toxicity: lower toxicity than DMF, DMAC, NMF, low volatility, low odor, comply with EU REACH ROSH.
2. Strong solubility: Those DMF, DMAC, NMP, DMSO can dissolve, so do the DEF.
3. Boiling point: 177°C, stable property.
4. The water absorption is lower than DMF and DMAC.
5. Easy to recycle and reuse
6. It can replace the following solvents: DMF, DMAC, NMP, DMSO, THF, cyclohexanone, isophorone and so on.
Package and Storage:
180kg/plastic drum, the storage warehouse should be ventilated, away from open flames, high temperatures, and stored separately from oxidants and acids.
Item | Specification |
N,N-Diethylformamide, w/% | ≥99.90 |
Alcohol, w/% | ≤0.003 |
Diethylamine, w/% | ≤0.005 |
Impurities(ethyl-formamide)A, w/% | ≤0.05(negotiable) |
Hazen(Pt-Co), | ≤5 |
Water, w/% | ≤0.050 |
Fe, w/(mg/kg) | ≤0.05 |
Acid(acetic acid), w/% | ≤0.001 |
Alkalinity(Diethylamine), w/% | ≤0.015 |
PH(25℃, 20% aqueous solution) | 6.5-7.5 |
Conductivity(25℃)/(µS/cm) | ≤2.0 |
A means the sum of all chromatographic impurity components after the main peak of diethylformamide in the chromatogram |
Item | Specification |
N,N-Diethylformamide, w/% | ≥99.90 |
Alcohol, w/% | ≤0.003 |
Diethylamine, w/% | ≤0.005 |
Impurities(ethyl-formamide)A, w/% | ≤0.05(negotiable) |
Hazen(Pt-Co), | ≤5 |
Water, w/% | ≤0.050 |
Fe, w/(mg/kg) | ≤0.05 |
Acid(acetic acid), w/% | ≤0.001 |
Alkalinity(Diethylamine), w/% | ≤0.015 |
PH(25℃, 20% aqueous solution) | 6.5-7.5 |
Conductivity(25℃)/(µS/cm) | ≤2.0 |
A means the sum of all chromatographic impurity components after the main peak of diethylformamide in the chromatogram |
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