Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Dow NORDEL IP 4770P EPDM

Dow NORDEL IP 4770P is a high-ethylene, fast-curing EPDM elastomer from Dow’s NORDEL IP series, engineered for excellent heat resistance, ozone stability and compression set performance—ideal for automotive weatherstripping, seals and industrial hoses requiring robust durability and processing efficiency.
  • dow nordel ip 4770p epdm_5ae2af3b
  • dow nordel ip 4770p epdm_5ae2af3b

Features Of Dow NORDEL IP 4770P EPDM

  1. High ethylene content for excellent compression set resistance and thermal stability.

  2. Optimized cure kinetics enabling efficient processing in high-speed extrusion and molding operations.

  3. Outstanding ozone and weather resistance due to saturated backbone structure.

  4. Good processability with low Mooney viscosity (ML(1+4) @ 125°C ≈ 45) for easy mixing and dispersion.

  5. Compatible with sulfur and peroxide cure systems, supporting broad formulation flexibility.

Typical Applications Of Dow NORDEL IP 4770P EPDM

  1. Automotive weatherstripping and door seals.

  2. Roofing membranes for commercial flat roof systems.

  3. Hot water and steam hose compounds.

  4. Industrial gaskets and vibration-damping components.

  5. Plastic encapsulation compounds for electrical connectors.

Specifications Of Dow NORDEL IP 4770P EPDM

Chemical TypeEPDM terpolymer (Ethylene-Propylene-Diene Monomer)
Product FormPellets
AppearanceLight brown to tan free-flowing pellets
Ethylene Content≈ 65–68 wt%
Diene TypeENB (Ethylidene Norbornene)
Mooney Viscosity (ML(1+4) @ 125°C)≈ 43–47
Bound Diene Content≈ 4.5–5.5 wt%
Primary ApplicationsSeals, gaskets, roofing, hoses, and industrial elastomer components


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