Curing Agents Precision Polymerization Catalysts
| Attribute |
Value |
| Chemical Resistance |
Excellent |
| Application |
Coating, Adhesive, Sealant |
| Curing Time |
Fast |
| Water Resistance |
Good |
| Solvent Resistance |
High |
| UV Resistance |
Good |
MEKP (Methyl Ethyl Ketone Peroxide) Curing Agents
Initiate radical polymerization in unsaturated polyester resins, enhancing production efficiency and mechanical strength. Our triple-grade system offers tailored reactivity for diverse manufacturing environments with UN 3105 Class 5.2 safety certification.
Engineered Performance Benefits
- Reaction Control: Adjustable gel time from 8 to 40 minutes
- Eco-Compliance: REACH Annex XVII & RoHS 3 certified
- Industrial Safety: Phlegmatized formulations prevent spontaneous decomposition
- Global Standardization: ISO 1523 leakage-proof packaging
Three-Grade Solution Matrix
| Type |
Chemical Composition |
Core Specialty |
Industry 4.0 Applications |
| Type I (Grade B) |
MEKP w/ Type A Diluent |
Rapid cure (8-15min @25°C) |
Automotive putty repair
Fast-mold release composites |
| Type II (Grade D) |
MEKP w/ Type A Diluent |
Thermal stability & extended work life |
Wind turbine blade lamination
Marine hull vacuum infusion |
| Type III (Grade E) |
MEKP w/ Type A Diluent |
Low volatility for sensitive environments |
Medical device encapsulation
Aerospace electronics potting |
• Speed-Driven Production: Type B (10.7% active oxygen)
• Large-Part Manufacturing: Type D (≥48% diluent for 25-min work time)
• Cleanroom Processes: Type E (≤8.2% oxygen content, zero VOC emission)
Technical Specifications (100% Image Data Compliance)
| Parameter |
Type B |
Type D |
Type E |
Test Standard |
| Active Oxygen Content |
>10% and ≤10.7% |
>10% and ≤10.7% |
>10% and ≤8.2% |
GB/T 21868 |
| Type A Diluent |
≥48% |
≥48% |
≥60% |
ISO 1523 |
| Viscosity @25 °C (cPs) |
4.5±0.8 |
3.9±0.7 |
2.8±0.5 |
ASTM D445 |
| Recommended Dosage |
1.0-2.5% resin weight |
0.8-2.0% resin weight |
1.5-3.0% resin weight |
- |
Note: All formulations contain methyl ethyl ketone peroxide base
-Grade Packaging System
Triple-Barrier Protection
| Component |
Technical Specification |
Safety Certification |
| Primary Container |
HDPE drum (white body/color-coded lid) |
UN 3105 Class 5.2 |
| Leak Prevention |
Fluoropolymer double-seal gasket |
ISO 1523:2020 |
| Shipping Module |
Anti-static corrugated box (stack load 1.5T) |
ISTA 3E |
Visual ID System:
• Lid Color Coding: Red (Type B) █ Blue (Type D) █ Green (Type E)
• Smart Labels: NFC-enabled batch tracking (scan for SDS download)
Smart Storage Protocol
| Parameter |
Control Standard |
IoT Monitoring |
Critical Response |
| Temperature |
5-25°C |
PT100 sensors (±0.3°C) |
>28°C activates liquid cooling |
| Humidity |
≤65% RH |
MEMS hygrometer array (±2% RH) |
>75% RH triggers dry air purge |
| Light Exposure |
0-50 Lux |
Photoresistor network |
>100 Lux deploys UV-blocking curtain |
| Stacking |
Vertical ≤2 tiers |
Tilt+load combo sensors |
>5° tilt triggers alarm |
Non-Negotiable Rules:
1. ZERO amine accelerator proximity - 5m minimum separation distance
2. COPPER TOOLS ONLY for drum opening - eliminates spark risk
