ECO-FRIENDLY high boiling solvent MDBE

ECO-FRIENDLY high boiling point solvent MDBE

Description

MDBE (DuPont DBE) is dibasic acid ester mixtures, also known as dibasic esters. It’s a low toxicity, slightly aromatic, biodegradable environmental-friendly high boiling solvent, which has been widely used in coating industries and other application fields.

Our MDBE series contain Dimethyl succinate, Dimethyl glutarate, Dimethyl adipate and their different proportions of mixtures.

2CH3OH+COOH (CH2)n COOH→CH3O2C(CH2)nCO2CH3+2H2O

n=2, product: Dimethyl succinate

n=3, product: Dimethyl glutarate

n=4, product: Dimethyl adipate

Typical Properties

Items Premium grade Qualified grade
Appearance Colorless transparent liquid Colorless transparent liquid
Ester content (wt%) ≥99.6 ≥98.5
Methyl alcohol (wt%) <0.1 <0.1
Water content (wt%) ≤0.07 <0.15
Acid value (mg KOH/g) ≤0.07 <0.25
Specific gravity (20℃) 1.080~1.090 >1.070
Distillation degree(℃) 190~228 190~230
Viscosity(20℃ mm2/s) 2.3~2.6 2.3~2.6
Flash point(P-Mi 20℃) 100 100

Applications

  • Solvents
  • Wood coatings, coil steel coatings, container coatings, canned coatings, automotive coatings, enameled wire coatings
  • Baking varnish
  • Inks
  • Industrial cleaning agent, paint remover
  • Chemical/ Pharmaceutical intermediates

Advantages

  • Low toxicity, low odor, low water content, safe to use. Does not belong to a hazardous substance in the regulations.
  • Excellent dissolving ability, good compatibility with polyurethane resin, acrylic resin, polyester resin, alkyd resin, epoxy resin etc.
  • Increase the flatness and tightness of baking varnish, reduce the pinhole, fisheye, crater and other defects.
  • High boiling point, long distillation range, can help adjust the volatile rate of the entire solvent system.
  • Promote to improve the flexibility and adhesion.
  • Good leveling property, improve the gloss.
  • Improve covering power of pigments in some industrial coatings.
  • Good stability, it won’t generate oxidation and decomposition when natural stored.
  • Clean burning steam, high BTU.

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