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Vistalon™ 7700

Technical Datasheet | Supplied by ExxonMobil Chemical

Vistalon™ 7700 by ExxonMobil Chemical is a dry ethylene propylene diene monomer (EPDM) terpolymer rubber. Offers high collapse resistance, bimodal molecular weight distribution, excellent mixing and extrusion processability. Possesses high mooney viscosity, low ethylene and high diene content. Exhibits fast curing in continuous vulcanization, high filler loading and excellent compression set at high and low temperature. Vistalon™ 7700 is used in extruded profiles, hoses and molded gaskets.

Vistalon™ 7700 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Mooney Viscosity

(ML1+4 at 125°C, Radial Cavity Dies, Polymer Remassed at 135-155°C)

ASTM D1646 (mod)

Ethylene Content

55.5 %wt

ASTM D3900A

Ethylidene Norbornene Content

7.0 %wt

ASTM D6047 (mod)

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