Royalene® 515 an ultra fast curing polymer for automotive extrusions.

Polymer Name: Ethylene Propylene Diene Terpolymer (EPDM)

Processing Methods: Extrusion, Profile Extrusion

Density: 860.0 - 860.0 kg/m³

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Knowde Enhanced TDS

Identification & Functionality

Technologies

Features & Benefits

Unique Features
  • High unsaturation - Ultra fast cure rate
  • Excellent compression set resistance in closed cell sponge extrusions
  • Excellent low temperature properties
  • Co-cures well with SBR
  • Non-staining
  • Friable bale form for rapid mixing in internal mixers and excellent dispersion properties
  • Excellent weathering resistance

Applications & Uses

Plastics & Elastomers Processing Methods
Applications
  • Closed cell sponge profile extrusions
  • Closed cell sheet sponge
  • Automotive window channel extrusions

Properties

Physical Form
Physical Properties
ValueUnitsTest Method / Conditions
Mooney Viscosity, ML (1+4)/150°C (Unmilled)82-ZS 1220C
E/P Weight Ratio62/38%ZS 1231
Molecular Weight DistributionMedium- -
Ethylidene norbornene (ENB)9.5wt%ZS 1222
Specific Gravity0.86-ASTM D792
Typical Properties
ValueUnitsTest Method / Conditions
ENB Content9.5wt %ZS 1222
Ethylene/Propylene62/38w/wZS 1231
Molecular Weight DistributionMediumZS 1296A
Mooney Viscosity (Unmilled)82ML (1+4)/150°CZBS 1220C
Specific Gravity0.86g/cc.ASTM D-792
Volatile Matter0.7wt %ZS 1008K
Other Properties
ValueUnitsTest Method / Conditions
Volatile Matter0.7 Max.wt%ZS 1008K
Additional Information
ValueUnitsTest Method / Conditions
StabilizerNon-Staining-
StabilizerNon-staining

Regulatory & Compliance