International Research Training Group CoDiCoFRP

Materials in Combination

Despite the differences in the property profiles of long reinforced composites (LFT) and sheet molding compound (SMC) materials, the similarities suggest that one methodology can be used to establish an integrated product development for CoDiCoFRP.

SMC manufacturing process

Fig. 1: Process chain for co-molding of DiCoFRTS with locally reinforced CoFRTS (CoDiCoFRTS)

 

LFT manufacturing process

Fig. 2: Process chain for co-molding of DiCoFRTP with locally reinforced CoFRTP (CoDiCoFRTP)
 

Representatives for an integrated product development

  • Continuous-Discontinuous Fiber Reinforced Thermoplastics (CoDiCoFRTP), based on LFT
  • Continuous-Discontinuous Fiber Reinforced Thermosets (CoDiCoFRTS), based on SMC
     

Composite systems used within the IRTG

  1st doctoral research generation 2nd doctoral research generation 3rd doctoral research generation
Matrix material

Thermosetting matrix system:

  • Unsaturated polyester-polyurethane hybrid resin (UPPH)

Thermosetting matrix system:

  • Unsaturated polyester-polyurethane hybrid resin (UPPH)
  • PUR-based systems for technology-related projects

Thermosetting matrix system (LFT):

  • Polypropylene (PP)
  • Polyamide (PA)
Fiber material
  • DiCo glass and carbon fibers
  • Co carbon fibers
  • DiCo glass and carbon fibers
  • CoDiCo glass and carbon fibers
  • CoDiCo glass and carbon fibers
Advantage
  • Best compromise between low and weight, high mechanical properties, and material costs
  • Improve mechanical performance with respect to stiffness and reduction of warpage
  • Additionally increases the lightweight potential
  • Economical approach for high-volume production
  • High design freedom