Sealing body for dynamic applications

US10883029B2 · kind B2 · utility

Assignee

• Carl Freudenberg KG · DE

Inventors

• Boris Traber · Hirschberg, DE
• Christine Portela Cubillo · Emmelshausen, DE
• Helmut Leitner · Steyr, AT
• Randolph Gaa · Viernheim, DE
• Olaf Kobs · Gorxheimertal, DE

Key dates

• Filing date: Sep 14, 2015
• Grant date: Jan 5, 2021
• Expiry date: Mar 28, 2036

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K2200/0642
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

A sealing body for dynamic applications has a Shore A hardness of between 60-100, comprising an elastomer material and carbon nanotubes distributed in the elastomer material in an amount of between 0.1-20 phr, with respect to the total amount of elastomer material.