Diethanolisopropanolamine (DEIPA)
Premium alkanolamine for exceptional cement grinding efficiency, corrosion inhibition, and pH adjustment in construction and coating applications.
Premium alkanolamine for exceptional cement grinding efficiency, corrosion inhibition, and pH adjustment in construction and coating applications.
Product Identification
| CAS | 6712-98-7 |
Technical Specifications
| Property | Specification |
|---|---|
| CAS Number | 6712-98-7 |
| Molecular Formula | C₇H₁₇NO₃ |
| Molecular Weight | 163.21 g/mol |
| Density (25°C) | 1.098 g/cm³ |
| Viscosity (25°C) | 110-130 cP |
| pKa (20°C) | 9.2 (amine), 13.1 (OH) |
| Synonyms | 2-[Bis(2-hydroxyethyl)amino]-1-propanol |
| Assay (GC) | ≥98.5% |
| Water Content | ≤0.3% |
| Color (APHA) | ≤50 |
| Heavy Metals | ≤5 ppm |
| Energy Reduction in Cement Grinding | 21% vs. TEA (15%) |
Why Choose Our Diethanolisopropanolamine (DEIPA)
Cement Grinding Boost
Reduces energy consumption by 18-22% vs. TEA
Multi-Metal Protection
Forms stable chelates with Fe³⁺, Ca²⁺, Zn²⁺
Low-Temp Stability
Pour point: -25°C (vs. TEA at 21°C)
Alkali-Activated
Maintains efficacy up to pH 13.5
Dual Solvency
Water & oil-soluble (log P: -1.2)
Regulatory Status
EPA TSCA
Ordering & Logistics
Storage: 3 years in sealed containers at 10-30°C
- Mild steel or stainless steel equipment is suitable for storage and handling
- No special heating required for temperatures above -15°C
- Nitrogen blanketing recommended for long-term storage (>6 months)
- Dilute before use in concrete admixtures for optimal dispersion
- Cement Grinding Optimization (Lab-scale ball mill testing)
- Metal Chelation Studies (UV-Vis spectroscopy)
- pH Adjustment Calculators
- Isothermal Calorimetry (hydration heat profiling)
- Particle Size Analysis (laser diffraction)
- XRD for crystal structure modification
Applications
Cement Grinding Aid
Particle size reduction
Concrete Admixture
Set retardation control
Shotcrete Additive
Early strength development
Waterborne Resins
pH stabilization
Metalworking Fluids
Rust prevention
Personal Care
Viscosity modifier
Cement Grinding Efficiency
Comparative performance data demonstrates DEIPA's superior efficiency in cement grinding applications, with significant energy savings and enhanced final concrete strength properties.
Corrosion Inhibition Performance
ASTM G31 testing demonstrates DEIPA's exceptional corrosion inhibition properties in aggressive salt environments, with significant protection for carbon steel and other metal substrates.
Construction Industry Applications
Challenge
Coatings & Chemicals Applications
For metalworking fluids, DEIPA's multi-metal protection makes it ideal for operations using diverse metal substrates, eliminating the need for multiple inhibitor systems.