Patent · US Expired

Asbestos-free material for use as sealing, damping and/or separating element

US4977205A · kind A · utility

4Cited by

4References

8Claims

0Family size

Assignee

Frenzelit-Werke GmbH & Co., K.G. · DE

Inventors

Gerhard Bauer · Düsseldorf, DE
Reinhard Rodel · Münchberg, DE

Key dates

Filing date	Oct 21, 1988
Grant date	Dec 11, 1990
Priority date	—
Expiry date	Oct 21, 2008

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K2200/0695
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to an asbestos-free material for use as sealing, damping and/or separating element comprising an elastomer matrix which apart from the usual process fibers and elastic binders include lamellar inorganic material in an amount of 10 to 60% by weight with respect to the total mass.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.