Trigonox V388 Technical Data, SDS and Applications Guide
Jun 18, 2026|
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Hello, I’m Ava, Organic Peroxide Product Specialist at Evergreen Chemicals. For organic peroxide products such as MEKP initiators, buyers should pay attention not only to curing performance, but also to SDS, TDS, storage conditions, packaging, logistics, and safe handling. This guide provides a practical overview of Trigonox V388 for industrial FRP and composite applications.
Ava
OP ExpertBasic product information:
| Item | Description |
|---|---|
| Product Name | Trigonox V388 |
| Product Type | MEKP initiator |
| Main Application | Unsaturated polyester and vinyl ester resin curing |
| Typical Form | Clear liquid |
| Processing System | Usually used with suitable cobalt accelerator systems |
| Main Industries | FRP, composites, marine, chemical equipment, industrial laminates |
Main Applications of Trigonox V388
Trigonox V388 can be used in a wide range of polyester and vinyl ester resin applications.
Common applications include:
- FRP tanks and vessels
- FRP pipes and fittings
- Chemical-resistant laminates
- Marine composites
- Pultrusion profiles
- Hand lay-up systems
- Spray-up production
- RTM processes
- Composite panels
- Industrial equipment
For corrosion-resistant FRP applications, Trigonox V388 is often selected for vinyl ester resin systems used in chemical storage, acid-resistant piping, and industrial processing environments.
Key Benefits
Reliable Curing Performance
Trigonox V388 supports stable curing in polyester and vinyl ester resin systems when used under suitable processing conditions.
Suitable for Multiple FRP Processes
It can be used in hand lay-up, spray-up, RTM, pultrusion, and other composite manufacturing methods.
Good Resin Compatibility
Trigonox V388 is suitable for many unsaturated polyester and vinyl ester resin systems. However, compatibility and gel time should always be confirmed through testing.
Practical Choice for Industrial Buyers
For manufacturers producing FRP tanks, pipes, panels, or marine composites, Trigonox V388 can be considered as part of a reliable curing system.
SDS and TDS: What Buyers Should Check
When purchasing Trigonox V388, buyers usually request SDS and TDS documents before placing an order.
SDS Information Usually Covers:
- Product identification
- Hazard classification
- Safe handling instructions
- Storage requirements
- First-aid measures
- Fire-fighting measures
- Spill response
- Personal protection recommendations
- Transportation information
TDS Information Usually Covers:
- Product description
- Typical properties
- Application guidance
- Dosage reference
- Processing recommendations
- Storage conditions
- Shelf-life information
Before use, always review the latest SDS and TDS from the supplier and follow local regulations.
Storage Recommendations
Organic peroxide products require strict storage control. Improper storage may affect product performance and safety.
General storage recommendations for Trigonox V388:
- Store in original, closed containers
- Keep away from direct sunlight
- Avoid heat sources and open flames
- Prevent contamination with accelerators, metal salts, reducing agents, acids, and alkalis
- Store in a cool, well-ventilated area
- Follow the recommended storage temperature from the SDS/TDS
- Keep away from incompatible materials
Safe Handling Tips
When handling Trigonox V388, workers should follow proper safety procedures.
Recommended practices include:
- Wear protective gloves and safety goggles
- Use in a well-ventilated area
- Avoid direct skin and eye contact
- Do not mix directly with cobalt accelerators
- Use clean tools and containers
- Avoid contamination during transfer and mixing
- Train operators before production use
Safety instructions should always follow the product SDS and local regulations.
Technical Selection Checklist
Before purchasing Trigonox V388, industrial buyers should confirm the following information:
- Resin type: unsaturated polyester or vinyl ester resin
- Application: tank, pipe, marine, panel, pultrusion, RTM, or spray-up
- Processing temperature
- Required gel time
- Accelerator system
- Packaging requirement
- Storage condition
- Destination country and shipping requirement
- SDS, TDS, COA, and sample availability
This information helps suppliers recommend a suitable product and provide accurate quotation and logistics support.
Frequently Asked Questions
Is Trigonox V388 suitable for vinyl ester resin?
Yes. Trigonox V388 can be used for vinyl ester resin curing, especially in FRP tanks, pipes, marine composites, and corrosion-resistant applications. Testing is recommended before full-scale production.
Can Trigonox V388 be used for unsaturated polyester resin?
Yes. It is suitable for many unsaturated polyester resin systems used in FRP and composite manufacturing.
Can Trigonox V388 be directly mixed with cobalt accelerator?
No. Organic peroxide should never be mixed directly with accelerator. Add each component separately into the resin according to safe operating procedures.
Can Evergreen Chemicals provide Trigonox V388 SDS and TDS?
Yes. Evergreen Chemicals can provide SDS, TDS, quotation, packaging information, and technical support upon request.
Conclusion
Trigonox V388 is an MEKP initiator used for curing unsaturated polyester and vinyl ester resins in FRP and composite applications. It is suitable for tanks, pipes, marine composites, panels, pultrusion profiles, and corrosion-resistant laminates.
For buyers, the key points are not only price and availability, but also SDS/TDS documentation, storage requirements, resin compatibility, and technical support.
Request Trigonox V388 SDS, TDS and Quotation
Evergreen Chemicals supplies Trigonox V388 and related organic peroxide initiators for global FRP and composite manufacturers.









