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Epoxy Resins and Systems for Wind Energy Composites

For rotor blade components, proven performance is essential. Since 1978, when the first fiber-reinforced rotor blades were being developed, Hexion has been working closely with blade manufacturers, OEMs, designers and academia to achieve innovative engineering solutions backed by global, industry-leading technical support and infrastructure. We are a one-stop shop for leading expert assistance and resin systems for all types of blade applications, including infusion, hand lamination, bonding paste, and tooling.

Wind Composites—HAND LAY-UP

Epoxy Resin SystemPerformance & FeaturesRemarks
Mix Ratio
(weight)
Pot Life
Range
(min1)
Crystallization
Stability
Track RecordProcess
Robustness
Ambient Cure
Hand Lay-up
EPIKOTE™ Resin MGS™ LR 135
EPIKURE™ Curing Agents MGS LH 133 - 138
100:3515-360
 
 
 
 
 
 
 
 
 
 
 
 
  • Today's Industry benchmark
  • Proven performance over 25 years in the field
EPIKOTE Resin MGS LR 235
EPIKURE Curing Agents MGS LH 233 - 239
100:3510-600
 
 
 
 
 
 
 
 
 
 
 
 
  • Reduced bleed out
  • Reduced exothermicity
  • Improved laminate quality
  • Bio-based components
EPIKOTE Resin MGS LR 035
EPIKURE Curing Agents MGS LH 034-037
100:3015-300
 
 
 
 
 
 
 
 
 
 
 
 
  • New value-engineered hand lay-up system
  • Improved cold cure
  • Ideal for overlaminates and repairs
1) Pot life of 100g in a waterbath at 30°C
 
 
 
 Good
 
 
 
 Better
 
 
 
 Best

For more information, speak with a Hexion representative.

Wind Composites—BINDERS, REPAIR & TOOLING

Epoxy Resin ProductApplicationsRemarks
Binders, Repair, Tooling and Other Products
EPIKOTE Resin MGS PR685Binder
  • Novel epoxy-based binder concept utilizing hot-melt spray/swirl application
EPIKOTE Resin 05390Binder
  • Proven preform binder concept based on advanced epoxy resin technology
EPIKOTE Resin MGS BP 20Adhesive
  • Cartridge system for field and site repair
  • Ambient cure
  • Good adhesion on unprepped surfaces
  • Composite-to-metal bonding
EPIKOTE Resin TR 200Tooling
Gelcoats
  • Repair-friendly tooling gelcoat
EPIKOTE Resin TR 300Tooling
Gelcoats
  • Hard-surface, high-Tg gelcoats for durable molds
EPIKOTE Resin TR 900Tooling
Gelcoats
  • Coupling layer for EPIKOTE Resin TR 300
EPIKOTE Resin MGS RIM 935Tooling Resin
  • Benchmark for tooling in the wind energy industry
  • High-Tg, low viscosity tooling system
  • Infusion-capable
EPIKOTE Resin 04434Tooling Resin
  • High-Tg tooling system for up to 180°C

For more information, speak with a Hexion representative.

Wind Composites—INFUSION

Epoxy Resin SystemPerformance & FeaturesRemarks
Mix Ratio
(vol.)
Pot Life
Range
(min2)
Mixed
Viscosity
(at 25°C)
  Infusion  
  Perfor-  
  mance  
  Exother-  
  micity  
  Tg  
  Develop-  
  ment  
  Track  
  Record/  
  Laminate  
  Database  
  Crystalli-  
  zation  
  Stability  
Resin Infusion
EPIKOTE™ Resin MGS™ RIMR 135
EPIKURE™ Curing Agents MGS RIMH 134 - 137
100:3645-240240-270
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  • Today's Industry benchmark
  • Proven performance over 20 years in the field
  • Ideal infusion repair system with RIMH 134
EPIKOTE Resin MGS RIMR 035c
EPIKURE Curing Agents MGS RIMH 036 - 038
100:34110-330250-280
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  • Today's most commonly used system
  • High degree of hydrophobicity
EPIKOTE Resin MGS RIMR 036
EPIKURE Curing Agent MGS RIMH 039
100:41300-380240
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  • Most robust infusion window
  • Low exotherm
EPIKOTE Resin MGS RIMR 1036
EPIKURE Curing Agent MGS RIMH 1039
100:25380270
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  • Long pot life
  • Fast cure
  • High integrated flow
1) With RIMH 038
2) Pot life of 100g in a waterbath at 30°C
 
 
 
 Good
 
 
 
 Better
 
 
 
 Best

For more information, speak with a Hexion representative.

Wind Composites—BONDING PASTE

Epoxy Resin SystemPerformance & FeaturesRemarks
Mix Ratio
(vol)
Pot Life
Range
(min1)
Gap Filling
(mm)
  Open     Time  Crack
Resistance
Fatigue
Performance
  Ease of     Use  
Bonding Paste
EPIKOTE™ Resin MGS™ BPR 135 G3 Resin
EPIKURE™ MGS™ BPH 134-137 GF Curing Agent
100:5015-180>10
 
 
 
 
 
 
 
 
 
 
 
 
  • Today's industry benchmark
  • Proven performance over 20 years in the field
  • Wide range of curing agents available
  • Low exothermicity
EPIKOTE Resin MGS BPR 535/EPIKURE Curing Agent MGS BPH 538100:43260>10
 
 
 
 
 
 
 
 
 
 
 
 
  • Next generation
  • High fracture toughness and strain
  • Low density
  • Best-in-class open time
EPIKOTE Resin MGS BPR20/EPIKURE Curing Agent BPH20100:5015<10
 
 
 
 
 
 
 
 
 
 
 
 
  • Cartridge system for field and site repair
  • Ambient cure
  • Good adhesion on unprepared surfaces
  • Composite-to-metal bonding
1) Pot life of 100g in a waterbath at 30°C
 
 
 
 Good
 
 
 
 Better
 
 
 
 Best

For more information, speak with a Hexion representative.