Chemical conversion treatment agent and metal surface processing method

Chemical conversion treatment agent and metal surface processing method

  • CN 105,164,314 A
  • Filed: 04/03/2014
  • Published: 12/16/2015
  • Est. Priority Date: 04/03/2013
  • Status: Active Application
First Claim
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1. change into a treatment agent, contain:

  • Be selected from one or more the metallic element (A) in the group be made up of zirconium, titanium and hafnium,V element (B),Resin (C),Described resin (C) comprises the polyvinyl alcohol resin (C1) be made up of at least one party in polyvinyl alcohol and its derivative,The quality criteria of described metallic element (A) adds up to content (Wa) to be 0.1 ~ 15 relative to the ratio (Wa/Wb) of the quality criteria content (Wb) of described v element (B),The quality criteria of described metallic element (A) and described v element (B) adds up to content (Wa+Wb) to add up to the ratio ((Wa+Wb)/Wc1) of content (Wc1) to be 0.25 ~ 15 relative to the quality criteria of described polyvinyl alcohol resin (C1).

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