Start with Process Function, Not Product Name
Match physical and chemical properties directly to your production conditions.
Reaction Media
Evaluates chemical compatibility, heat/mass transfer, and downstream extraction/separation.
High-Boiling Solvents
Maintains liquid reaction medium at elevated temperatures, balancing working windows with recovery costs.
Evaporation & Drying
Controls open time, viscosity development, and late-stage solvency in coatings, inks, and resins.
Controlled Moisture & Purity
Fit-for-process specifications controlling critical organic impurities, trace metals, and low moisture.
Realsun Specialty Solvent Lineup
High-performance polar and specialty solvents for synthesis, electronics, polymers, and coatings.
N-Methyl-2-Pyrrolidone (NMP)
Strong solvency and high-temperature processing for demanding chemical synthesis, polymers, and electronic applications.
N,N-Dimethylpropionamide (DMPA)
Used in polymers, advanced materials, fine chemical synthesis, and specialized electronic applications.
Ethyl 3-Ethoxypropionate (EEP)
Controlled evaporation and strong solvency for polyurethane/acrylic resins, industrial coatings, and screen inks.
Methyl 3-Methoxypropionate (MMP)
Balanced evaporation and resin compatibility for automotive finishes, industrial coatings, and solvent inks.
Gamma-Butyrolactone (GBL)
Versatile specialty chemical used in pharmaceutical synthesis, fine chemical processing, and electronic formulations.
How to Qualify an Alternative Solvent
An alternative solvent must replace a function, not just a chemical name.
| Stage | Key Action Items | Critical Parameters |
|---|---|---|
| 1. Functional Analysis | Define why the solvent is present in the process. | Main solvency, temperature control, leveling, or viscosity. |
| 2. Property Screening | Establish essential property limits and candidate grades. | Polarity, boiling point, water content, and organic impurities. |
| 3. Lab & Process Testing | Evaluate chemical compatibility under actual operating conditions. | Reaction yield, drying speed, phase separation, and residue. |
| 4. Scale-Up & Commercial | Validate performance under commercial reactor/line conditions. | Lot-to-lot consistency, recovery economics, and packaging integrity. |
Frequently Asked Questions
Is the highest-purity solvent always the best choice?
No. The correct grade depends on which specific impurities affect your process. Using an unnecessarily tight specification adds cost without process benefits.
Can I replace my solvent with another having a similar boiling point?
Not automatically. Solvency power, polarity, water affinity, and impurity profiles can differ significantly despite similar boiling points.
Can the same specialty solvent be used across pharmaceutical and electronic applications?
The same molecule can be used, but required grades differ. Electronics focus heavily on trace metals and residue, while synthesis focuses on specific organic impurities and moisture.
Select the Solvent Around Your Process
Provide your target application, material to be dissolved, operating temperature, and purity limits. Our technical team will recommend the right solvent fit.
Request Process Consultation & Samples →