Diethylene glycol dibutyl ether
Description
Diethylene glycol dibutyl ether (CAS 112-73-2), commercially known as Dibutyl Carbitol, is a high-boiling glycol ether solvent used across industrial and specialty chemical applications. Its low volatility and strong solvency make it a preferred carrier in formulations.
Controlled evaporation and compatibility with resins or active components are critical procurement considerations for this material. In polymer and coatings systems, it functions as a coalescing solvent and plasticizer carrier, improving film formation.
It is used as a reaction medium and catalyst solvent in curing and cross-linking processes, particularly where thermal stability at elevated temperatures is required. This ensures consistent performance in demanding industrial environments.
Specialty printing inks and electronic paste formulations rely on it as a high-boiling carrier to control rheology and drying profiles. This allows for precision in high-tech manufacturing and specialized printing applications.
In extraction and separation processes, its selective solvency supports liquid-liquid extraction of metal ions and organic compounds at industrial scale. This versatility makes it a staple in chemical processing and refining.
The product is supplied as a clear liquid in drum, IBC, and bulk quantities to meet various logistical needs. Technical grade is the standard commercial offering, with purity specifications typically at 98% or higher.
High-purity grades are available for electronic and specialty chemical applications where trace contaminant limits are tightly controlled. These grades meet the rigorous demands of sensitive manufacturing and laboratory environments.
Physical Properties
| Melting Point | -60 °C |
| Boiling Point | 256 °C |
| Density | 0.9708 g/cm³ @ Temp: 20 °C |
| Flash Point | 243 °F |
| Appearance | colorless transparency oiliness liquid |
| Color | Colorless |
| Form | Liquid |
| Water Solubility | 0.3 g/100 mL (20 ºC) |
| Vapor Pressure | <0.01 mm Hg ( 20 °C) |
| Refractive Index | n 20/D 1.423(lit.) |
| Log P | 1.92 at 25℃ |
Trade & Regulatory
| HS Code | 29091900 |
| Storage Class | 10 - Combustible liquids |
| WGK (Germany) | 1 |
Documentation
Other Names
Bis(2-butoxyethyl) ether|Dibutyl carbitol|Butyl diglyme|5,8,11-Trioxapentadecane|2-Butoxyethyl ether|Diethylene glycol di-n-butyl ether|Ether, bis(butoxyethyl)|2,2'-Dibutoxyethyl ether
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