Method of forming a heat-barrier layer on a metal substrate

Details Method of forming a heat-barrier layer on a metal substrate Method of forming a heat-barrier layer on a metal substrate

1984-07-17

1985-09-10

Silverberg, Sam

Coating processes

Foraminous product produced

Metal base

4272552, 428613, 428680, B05D 500

Patent

active

045406065

ABSTRACT:
A method for the application or impregnation of a highly adherent heat-barrier layer on a metal substrate comprising effecting chemical vapor-phase deposition of zirconium dioxide as a heat-barrier layer with infiltration by finely granular zirconium dioxide in a metal felt. The vapor-phase deposition with infiltration of the metal felt can take place, in particular, from zirconium chloride, preferably within a temperature range between 550.degree. C. and 750.degree. C.

REFERENCES:
patent: 4265982 (1981-05-01), McCreary
patent: 4299865 (1981-11-01), Clingman

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