Preparation method of ceramic-resin composite coating on surface of resin-based composite material
The invention discloses a preparation method of a ceramic-resin composite coating on the surface of a resin-based composite material, which comprises the following steps: step 1, preparing ceramic-resin composite powder which is semi-thermosetting composite powder and is prepared from the following...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a preparation method of a ceramic-resin composite coating on the surface of a resin-based composite material, which comprises the following steps: step 1, preparing ceramic-resin composite powder which is semi-thermosetting composite powder and is prepared from the following raw materials: Al2O3 ceramic, thermosetting resin and a curing agent; secondly, after the surface of the steel base body is pretreated, the steel base body is preheated to 100 DEG C to 180 DEG C; thirdly, Al2O3 ceramic powder and the composite powder are sprayed on the preheated steel base body through the supersonic plasma spraying technology, a coating which is not completely cured is obtained on the steel base body, the Al2O3 ceramic powder is fed into jet flow in an internal powder feeding mode, and the composite powder is fed into jet flow in an external powder feeding mode; step 4, preheating the incompletely cured resin matrix to 90-150 DEG C, and adhering the incompletely cured coating to the surface of the |
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