Gasoline Soluble DME Dimethyl Aerosol For Pharmaceutical Pesticide
Price:
Negotiable
MOQ:
1T
Delivery Time:
7-15 Days
Brand:
JIURUNFA
Product Description
Gasoline Soluble DME Dimethyl Aerosol For Pharmaceutical Pesticide
DME Product Introduction
Colorless, easily liquefied gas with a slightly bright flame when burning. Key properties include:
- Boiling point: -24.9℃
- Melting point: -141.5℃
- Flash point (open cup): -41.4℃
- Relative density: 1.617 (air-1)
- Liquid density: 0.661g/cm³
- Critical pressure: 5.32MPa, critical temperature: 128.8℃
- Autoignition point: 350℃
- Explosion limit (in air): 3.45%~26.7% (volume)
- Soluble in water, gasoline, carbon tetrachloride, benzene, chlorobenzene and methyl acetate
Specification Parameters
| Chemical Formula | C₂H₆O |
|---|---|
| Molecular Weight | 46.07 g/mol |
| State | Gas at normal temperature and pressure |
| Density | Approximately 1.908 kg/m³ (at 21.1°C, 1 atm) |
| Melting Point | -141.5°C |
| Boiling Point | -24.8°C |
| Flash Point | -41.1°C |
| Ignition Point | 350°C |
| Explosion Limits | Lower: 3.4%, Upper: 18% |
| Octane Number | High, greater than 55 |
Preparation Method
Methanol catalytic dehydration method: Methanol vapor is dehydrated in the gas phase at 350-400℃ and 1.4709MPa through aluminum phosphate catalyst.
Applications
- Primary use as methylating agent to produce dimethyl sulfate
- Synthesis of N,N-dimethylaniline, methyl acetate, acetic anhydride, and other compounds
- Used as refrigerant, foaming agent, solvent, and extractant
- Component in civilian composite ethanol and Freon aerosol substitutes
- Applications in hair care, skincare, medicine, and coating products
- Fuel additive with growing international adoption
- Specialized uses in pharmaceutical, dye, and pesticide industries
Safety Information
- Concentrations below 7.5mg/L may cause mild discomfort
- Anesthesia can occur after 23 minutes of exposure
- Loss of consciousness possible after 26 minutes (mouse studies show ~12% concentration threshold)
- Skin contact may cause dermatitis
- Operators must wear masks and rubber gloves
- Highly flammable and explosive - requires strict fire source avoidance
- Must be stored and transported according to flammable goods regulations
Production Methods of DME
Methanol Dehydration Method
One of the primary production methods using methanol dehydration reaction with catalysts (γ-alumina, ion exchange resins). Reaction equation: 2CH₃OH → CH₃OCH₃ + H₂O. Features simple process and low cost, making it the mainstream industrial production technology.
Synthesis Gas Production Method
Uses synthesis gas (CO and H₂ mixture) as raw material through one-step or two-step processes:
- One-step method: Direct DME production from synthesis gas (2CO + 4H₂ → CH₃OCH₃ + H₂O)
- Two-stage method: Conversion to methanol first, then dehydration to DME
Market Prospects
With growing global energy demand and environmental awareness, DME as a clean energy source and chemical raw material shows rapid market growth. Particularly in China with strong government support, DME demonstrates significant future potential. Continuous technological improvements and expanding applications will further enhance its economic and social benefits.
Conclusion
DME's unique properties enable diverse applications in fuel, refrigeration, foaming, and chemical production. With methanol dehydration and synthesis gas methods as primary production routes, DME holds promising market prospects. Future technological advancements and application expansions will likely increase DME's industrial importance, contributing to sustainable economic and environmental development.
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Company
Shandong Jiurunfa Chemical Technology Co., Ltd.
Location
Zone 1, China Resources Land Plaza, Lixia District, Jinan City, Shandong China
Contact Person
Sales