Technical datasheet

SANTOPRENE™ 121-85M100

Supplied byCelanese- Last Updated on Jul 25, 2025

SANTOPRENE™ 121-85M100 by Celanese is a hard, black-colored polyolefin-based thermoplastic vulcanizate (TPV) grade. It combines good physical properties with chemical and UV resistance. It is recyclable within the manufacturing stream and shear-dependent. Suitable for processing by injection-, multi injection molding. Recommended for applications requiring superior part surface appearance. Used in sealing applications, automotive applications like seals and gaskets, exterior-, interior trim, under the hood and outdoor applications. SANTOPRENE™ 121-85M100 is UL94 HB flame rating and RoHS compliant grade.
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SANTOPRENE™ 121-85M100 properties

Flammability properties

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Flame Rating, UL 940.0 Visible After LoginVisible After LoginVisible After Login

Mechanical properties

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100% Modulus, TD0.0 Visible After LoginVisible After LoginVisible After Login
Compression Set0.0 Visible After LoginVisible After LoginVisible After Login
Compression Set0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Shore A0.0 Visible After LoginVisible After LoginVisible After Login
Tear Strength, TD0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

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Elongation at Break, TD0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Break, TD0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

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Specific Gravity0.0 Visible After LoginVisible After LoginVisible After Login

Thermal properties

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Brittleness Temperature0.0 Visible After LoginVisible After LoginVisible After Login

SANTOPRENE™ 121-85M100 Processing Guidelines

Injection Molding Processing Guidelines

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