Qingdao Wanguo Sanchuan Fiber Technology Co., Ltd
| Payment Terms | T/T |
| Supply Ability | 500000KGS/month |
| Delivery Time | 3-7 work days |
| Packaging Details | UV-blocking HDPE drum (≥99% opacity) |
| Appearance | Clear liquid |
| Curing time | Fast curing |
| Application | Coating, adhesive, casting |
| Solvent resistance | High solvent resistance |
| UV resistance | Good UV resistance |
| Chemical resistance | Excellent chemical resistance |
| Certification | ISO9001 |
| Place of Origin | CHINA |
| Brand Name | WGSC |
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Product Specification
| Payment Terms | T/T | Supply Ability | 500000KGS/month |
| Delivery Time | 3-7 work days | Packaging Details | UV-blocking HDPE drum (≥99% opacity) |
| Appearance | Clear liquid | Curing time | Fast curing |
| Application | Coating, adhesive, casting | Solvent resistance | High solvent resistance |
| UV resistance | Good UV resistance | Chemical resistance | Excellent chemical resistance |
| Certification | ISO9001 | Place of Origin | CHINA |
| Brand Name | WGSC | ||
| High Light | Uv Resistant Vinyl Ester Resins ，Uv Resistant vinyl epoxy resin ，High Performance Vinyl Ester Resins | ||
Vinyl ester resins are thermosetting polymers synthesized from epoxy resins (e.g., bisphenol A or novolac epoxy) and methacrylic acid, combining epoxy’s mechanical strength with unsaturated polyester’s processability. Engineered for extreme service conditions, our formulations deliver:
✅ Superior Chemical Resistance – 35-50% higher alkali resistance than standard polyesters, withstands 98% H₂SO₄/40% NaOH
✅ High-Temperature Endurance – Standard HDT 105-110°C; novolac-modified grades up to 150°C for FGD applications
✅ Rapid Processing – 8-40 min gel time @25°C, ideal for automated production lines
✅ Zero Heavy Metals – Compliant with FDA 21CFR 175.300 (Pb/Cd/As <5ppm)
✅ Low Viscosity (300-500mPa·s) – Perfect fiber wetting for defect-free laminates
| Industry | Critical Applications | Solution Highlights | Performance Edge |
|---|---|---|---|
| Energy & Power | Flue Gas Desulfurization (FGD) Scrubbers | Novolac vinyl ester linings | Resists 150°C wet acidic gases |
| Chemical Processing | Acid Storage Tanks/Piping | Bisphenol A resin + glass flake coatings | Impervious to oxidizers/solvents |
| Transportation | Ship Hulls/Wind Turbine Blades | Flexible vinyl ester laminates | Fatigue strength ↑200%, elongation >5% |
| Electronics | Transformer Potting/PCB Substrates | Brominated flame-retardant grades | LOI 31% (UL94 V-0 certified) |
| Infrastructure | Wastewater Tanks/Flooring | Bi/Zn accelerator + quartz reinforcement | Hydrostatic resistance ≥1.2 MPa |
Selection Protocol:
- Extreme Acid/Heat → Novolac epoxy vinyl ester (HDT ≥135°C)
- Food Contact → Bisphenol A + FDA compliance (migration <1ppm)
- Dynamic Loads → Polyurethane-modified resin (impact strength >22 kJ/m²)
| Parameter | Bisphenol A | Novolac Epoxy | Flame Retardant | Test Standard |
|---|---|---|---|---|
| Viscosity @25°C (mPa·s) | 300-500 | 400-600 | 350-450 | GB/T 7193 |
| Tensile Strength | 75-88 MPa | 80-95 MPa | 85-100 MPa | ISO 527 |
| HDT | 105-110°C | 130-150°C | 100-105°C | ASTM D648 |
| Gel Time @25°C | 8-14 min | 12-18 min | 10-16 min | GB/T 7193 |
| Oxygen Index (LOI) | 21% | 23% | 31% | ASTM D2863 |
| Alkali Resistance (40% NaOH) | No change (30d) | No change (30d) | Slight swelling | ISO 175 |
Notes: Gel time tested with 100g resin + 1.0g Co accelerator + 1.5g MEKP; Novolac HDT validated in Three Gorges FGD systems (8-year service)
| Component | Technical Specification | Certification |
|---|---|---|
| Primary Container | UV-blocking HDPE drum (≥99% opacity) | ISO 15750 |
| Moisture Barrier | Alu-foil laminate (<0.1g/m² WVTR) | MIL-STD-2073 |
| Shipping Crate | Honeycomb corrugated box (12kN crush resist) | ISTA 3E |
| Parameter | Control Range | Monitoring Tech | Emergency Response |
|---|---|---|---|
| Temperature | 5-25°C | PT1000 sensors (±0.2°C) | >28°C activates liquid N₂ cooling |
| Humidity | ≤60% RH | MEMS capacitive hygrometers | >70% RH triggers dehumidifier |
| Light Exposure | 0-50 Lux | Photodiode array | >100 Lux deploys blackout curtains |
| Stack Integrity | Vertical ≤2 tiers | 6-axis tilt/pressure sensors | >5° tilt sounds alarms |
Critical Protocols:
- ISOLATE from peroxides (>5m separation per UN 3082 Class 9)
- COPPER TOOLS ONLY for drum handling (anti-sparking)
✅ Problem-Solution Fit: "150°C FGD linings" directly addresses power plant corrosion costs
✅ Data Transparency: Full ISO/GB test parameters build technical credibility
✅ Supply Chain Security: NFC traceability simplifies compliance audits
✅ Market Authority: Cites $2.6B growth projection (FMI 2024)
Company Details
Business Type:
Manufacturer
Year Established:
2008
Total Annual:
40000000-60000000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Qingdao Wanguo Sanchuan Fiber Technology Co., Ltd. Advanced Composite Solutions Engineered for Global Excellence Founded in 2008 and headquartered in Qingdao, China, we specialize in high-performance fiber composites for demanding industrial applications. Leveraging DNV-GL certified manufacturing a... Qingdao Wanguo Sanchuan Fiber Technology Co., Ltd. Advanced Composite Solutions Engineered for Global Excellence Founded in 2008 and headquartered in Qingdao, China, we specialize in high-performance fiber composites for demanding industrial applications. Leveraging DNV-GL certified manufacturing a...
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