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| OEM | OEM Services Provided |
| Feature | Good stability |
| Classification | Paint Additives |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free，Contact Export Director now ↓ |
| Category | Details |
|---|---|
| Chemical Name | Polypropylene glycol monomethyl ether (MPPG) |
| CAS Number | 9003-13-8 (varies by molecular weight) |
| Molecular Formula | CH₃O[CH₂CH(CH₃)O]ₙH |
| Appearance | Colorless to pale yellow liquid |
| Odor | Mild, characteristic |
Physical & Chemical Properties
| Property | Typical Value |
|---|---|
| Molecular Weight | 300–2.000 g/mol (n=5–30) |
| Density (20°C) | 0.95–1.02 g/cm³ |
| Viscosity (25°C) | 50–500 mPa·s |
| Boiling Point | 150–300°C (depends on MW) |
| Flash Point | 80–150°C |
| Solubility | Water-miscible (low MW); soluble in organic solvents |
Key Performance Features
| Feature | Advantage |
|---|---|
| Low Toxicity | Safer alternative to glycol ethers |
| Hydrophilicity | Effective coupling agent |
| Thermal Stability | Stable to 200°C |
Manufacturing Process
| Step | Description |
|---|---|
| Alkoxylation | Propylene oxide + methanol (base catalyst) |
| Purification | Neutralization, distillation |
Applications
| Industry | Function |
|---|---|
| Coatings | Solvent, flow aid |
| Inks | Pigment dispersant |
| Cleaning | Degreasing agent |
| Pharmaceuticals | Excipient |
| Electronics | Flux cleaner |
Comparison with Similar Glycol Ethers
| Property | MPPG | Ethylene Glycol Ethers |
|---|---|---|
| Toxicity | Lower | Higher |
| Biodegradability | Better | Moderate |
| Hydrophilicity | Adjustable (via MW) | Fixed |
Safety & Handling
| Parameter | Specification |
|---|---|
| LD50 (Oral) | >2.000 mg/kg |
| Skin Irritation | Mild |
| Storage | Keep sealed, avoid moisture |
Market Data
| Application | Market Share |
|---|---|
| Coatings | 45% |
| Industrial Cleaners | 30% |
| Others | 25% |
Regulatory Status
| Region | Compliance |
|---|---|
| US EPA | VOC-exempt (certain grades) |
| EU | REACH registered |
| Japan | MITI approved |
Key Advantages and Limitations
| Advantages | Limitations |
|---|---|
| Tunable hydrophilicity | Higher cost than standard solvents |
| Low environmental impact | Limited high-temperature stability |
| Broad compatibility | Viscosity increases with MW |
MPPG serves as a versatile, low-toxicity glycol ether with adjustable properties for coatings, cleaning, and pharmaceutical applications. Its molecular weight variability enables tailored performance across industries.
Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.
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