Abradable dry film lubricant and its coating method and the article of making thus

Abradable dry film lubricant and its coating method and the article of making thus

  • CN 101,535,420 B
  • Filed: 10/30/2007
  • Issued: 05/11/2016
  • Est. Priority Date: 10/30/2006
  • Status: Active Grant
First Claim
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1. on it, there are the article that can wear away dry powder coating, comprise:

  • Matrix surface;

    At least one deck applying on this matrix surface top is its wet liquid condition before being dried and solidifyingUnderlayer coating liquid coating, described underlayer coating liquid comprises solvent and uncured thermosetting treeFat;

    WithWorn away dry powder coating on this top, underlayer coating liquid surface, the described dry powder that wears away is coated withLayer is formed by dry powder coating composition, and said composition comprises and the having of at least one filler combinationThe thermosetting resin of a certain solidification temperature, wherein filler is by the solidification temperature at resin or lower than treeWhen the solidification temperature of fat, infusible material forms substantially, and the structure that this powder coating has makesThe quality of this coating is 20% to 90% of the Theoretical Mass that calculates of its geometry, is utilizing thusMake to produce abradable coating on the article of the filler that coating can wear away,Wherein wear away in dry powder coating described, form each powder of dry powder coating compositionParticle combines by the resin Composition that is positioned at its contact point, and described powder particle comprises heatThermosetting resin and filler, andWherein said underlayer coating liquid coating and the described dry powder coating formation that wears away can wear away dryFilm lubrication agent, described abradable dry film lubricant is cured after coating.

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