Title:
【発明の名称】複合セラミックコーティング材
Document Type and Number:
Japanese Patent JPH08501602
Kind Code:
A
Abstract:
A ceramic coating for a metal article includes a metallic bond coat deposited on the metal article, at least one MCrAlY/ceramic layer deposited on the bond coat, and a ceramic composite top layer deposited on the MCrAlY/ceramic layer. The M in MCrAlY stands for Fe, Ni, Co, or a mixture of Ni and Co. The ceramic in the MCrAlY/ceramic layer comprises mullite, alumina, zircon, sillimanite, sodium zirconium phosphate, fused silica, cordierite, aluminum titanate, or zirconia. The ceramic composite top layer comprises a ceramic matrix and at least one secondary phase. A method of making the coating includes sequentially depositing a metallic bond coat on the metal article, at least one MCrAlY/ceramic layer on the bond coat, and a ceramic composite top layer on the MCrAlY/ceramic layer.
Inventors:
Sherman, Alan Jay.
Matares, Alfred Pea.
Eaton, Harry E., Junior
Matares, Alfred Pea.
Eaton, Harry E., Junior
Application Number:
JP50849994A
Publication Date:
February 20, 1996
Filing Date:
September 23, 1993
Export Citation:
Assignee:
United Technologies Corporation
International Classes:
F02F1/00; C23C4/02; C23C28/00; C23C28/04; F02F3/10; F02F3/12; (IPC1-7): C23C28/04; F02F1/00; F02F3/10; F02F3/12
Attorney, Agent or Firm:
Fujiya Shiga (1 person outside)