Dipropylene glycol methyl ether

Description

1. Product Overview

Dipropylene glycol methyl ether (DPM) is a high-purity, slow-evaporating glycol ether solvent engineered for demanding industrial formulations requiring excellent coalescence, coupling efficiency, and low toxicity. It is primarily used in water-based coatings, industrial cleaners, and agrochemical carriers. Its strategic value lies in replacing hazardous air pollutants (HAPs) and ozone-depleting solvents while maintaining superior solvency and compatibility with polar and nonpolar systems—making it critical for regulatory-compliant manufacturing in North America, Europe, and Asia.

2. Key Specifications & Technical Characteristics

• Chemical composition: Dipropylene glycol monomethyl ether (C₇H₁₆O₃)

• Purity grade: ≥ 99.5% (industrial grade)

• Physical form: Clear, colorless liquid

• Odor: Mild, characteristic ethereal

• Boiling point: 190 °C (374 °F)

• Flash point: 75 °C (167 °F) – closed cup

• Density: 0.950–0.955 g/mL at 20 °C

• Viscosity: ~3.5 cP at 25 °C

• Evaporation rate: < 0.01 (butyl acetate = 1)

• Water solubility: Fully miscible

• Packaging options: 200 kg steel drums, 1,000 kg IBC totes, bulk ISO tanks

• Shelf life: 24 months in original sealed container under dry, ambient conditions

3. Core Industrial Applications

• Coatings & paints (architectural, automotive, industrial wood):
  Acts as an efficient coalescent for latex emulsions; improves film formation and gloss without raising VOC penalties. Outperforms EB acetate or Texanol in low-VOC waterborne systems.

• Industrial & institutional cleaners:
  Dissolves oils, greases, and polar residues; excellent coupling agent for alkaline concentrates. Reduces need for co-solvents, lowering raw material costs by 12–18%.

• Agrochemical formulations:
  Stabilizes herbicide and insecticide emulsions; improves leaf penetration. More thermally stable than propylene glycol, reducing degradation during high-shear mixing.

• Printing inks (flexographic & gravure):
  Controls drying speed on non-porous substrates; prevents blocking and ghosting. Preferred over ethylene glycol ethers for toxicity compliance (EU REACH, US SCAQMD).

• Electronic chemicals:
  Used in photoresist strippers and edge-bead removers due to low metal ion content and high rinseability.

4. Competitive Advantages

• Quality consistency: ISO 9001:2025 certified production; each batch tested by GC-MS for purity and residual alcohols. Certificate of Analysis (CoA) provided with every shipment.

• Supply reliability: Dual-sourced manufacturing (US Gulf Coast + Rotterdam) with 30-day safety stock; 99.5% on-time delivery rate over 24 months.

• Logistics capability: Dedicated chemical tanker fleet and temperature-controlled warehousing; FCL and LCL options to 140+ countries.

• Price competitiveness: Direct-from-manufacturer pricing eliminates 2–3 layers of distribution; volume discounts from 20 MT upward.

• Sustainability: 100% HAP-free, non-ozone-depleting, and biodegradable (OECD 301F). Supports LEED v4 credits and EU EcoLabel criteria.

• Technical support: In-house application lab with 48-hour response time for formulation optimization; SDS and TDS in 12 languages.

5. Commercial & Supply Information

• Minimum order quantity (MOQ): 20 MT (bulk)

• Loading capacity:

  • 20-ft ISO tank container: 20 MT net

  • 40-ft flexitank (palletized IBCs): 18 MT

  • 20-ft general container (drums): 16 MT (80 drums × 200 kg