Interior Skin applications of Sarlink

Driver, passenger and side airbag covers

Functional requirements for airbag covers

• Explosion resistant, sufficient structural stiffness at > 85° C
• No "sharp" fragments allowed, brittleness does not occur at -30° C to  -40° C
• Fixation, or good tear resistance balance at elevated temperatures

Quality requirements for airbag covers

• Scratch resistant
• Defect-free injection molding
• Good thermal and UV stability
• Low emission and fogging levels
• 2-shot molding possibilities
• Suitable for interior coating systems
• Lot-to-lot consistency

Sarlink 3900 series

Constant mechanical properties over a broad temperature range

• Improved cold impact behavior
• Homogeneous colorability with Masterbatch
• Best-in-class fogging and emission values
• Very good UV-resistance
• Consistent quality
• Global grades, global availability
• Soft painted top layer
• Coated using 2-K paint system
• Primer or flaming for adhesion
• For 1-shot and 2-shot moldings
• Ductile backbone
• Very good impact behavior at -35 °C
  (Sarlink 3990 -40  °C)
• Good modules at +85 °C
• Good UV interior resistance
• Best-in-class fogging and emission values
• Colorable with masterbatch

 
TPO instrument, door panel skins & seat covers

Requirements for TPO skins

• Long-lasting stylish design
  • Color versatility
  • UV and heat aging-resistant colors & shapes
  • Non-fading, fine surface textures
  • Chemical resistance to cleaning agents and lotions
  • Scratch & mar resistant
  • Puncture & tear resistant
  
• Contributes to driving comfort
  • Soft-touch contact surface
  • Neutral smell and ultra-low VOC emissions
  • Noise dampening and anti squeak
  
• Injure-free environment
  • Faultless airbag deployment
  • Ensures clear view through the front window
  • Non-bruising soft-padded surfaces
  
• Shapeable into complex geometries
  • Vacuum-formable
  • In-mold graining
  
• Recyclable
  

Sarlink grades boost TPO performance

DSM Elastomers provides tailor-made Sarlink grades:

• 35 shore A up to 45 shore D
• For TPO instrument & door panel skins, or TPO seat covers

Sarlink provides:

• Easy colorability with polyolefinic color masterbatches
• Superior UV & heat resistance in a full range of colors
• Superb grain retention
• Excellent chemical resistance
• High tear resistance
• Good fogging resistance and neutral smell
• Exceptional low-temperature performance for airbag deployment
• Good high-temperature stiffness for balloon-free airbag deployment
• High stretchability due to large elongation-to-break
• Excellent adhesion to polyolefinic substrates
• Polyolefin recycling compatible