SEALING MATERIAL AND SCROLL FLUID MACHINE PROVIDED WITH THE SAME

Title:

SEALING MATERIAL AND SCROLL FLUID MACHINE PROVIDED WITH THE SAME

Document Type and Number:

Japanese Patent JP2005036198

Kind Code:

A

Abstract:

To provide a sealing material that has a low friction coefficient and excellent wear resistance and that can realize a much prolonged service life and much higher reliability and to provide a scroll fluid machine provided with the sealing material.

The sealing material is composed of a composite material comprising a rigid material having an old Mohs hardness of 6-8 in the form of a powder having an average particle size of 100 μm or less and a polytetrafluoroethylene resin and/or a tetrafluoroethylene/perfluoroalkoxyethylene resin wherein the rigid material is one or more kinds of materials selected from the group consisting of diatomaceous earth, tourmaline, a silicate mineral and a metal oxide; and the tetrafluoroethylene/perfluoroalkoxyethylene resin has a molecular weight of 5,000,000 or more and at the same time is made as a non-thermoplastic resin.

Inventors:

MIYAKE SHINGO
SAKAI YOSHIE

Application Number:

JP2004135785A

Publication Date:

February 10, 2005

Filing Date:

April 30, 2004

Export Citation:

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Assignee:

TOKICO LTD

International Classes:

F04C18/02; C08K3/00; C08L27/18; C09K3/10; (IPC1-7): C09K3/10; C08K3/00; C08L27/18; F04C18/02

Attorney, Agent or Firm:

Masatake Shiga
Tadashi Takahashi
Takashi Watanabe
Masakazu Aoyama

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