Copper-tin alloy plating bath

Copper-tin alloy plating bath

  • CN 106,661,752 A
  • Filed: 07/28/2015
  • Published: 05/10/2017
  • Est. Priority Date: 08/08/2014
  • Status: Active Grant
First Claim
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1. a kind of copper-tin alloy plating bath, it is included containing water-soluble copper compound, water-soluble divalent tin compound, formula (1)Shown sulfur-containing compound and the aqueous solution of the aromatic compound with hydroxyl,R- (CH2)l- S- (CH2)m- S- (CH2)n- R (1)In formula, R is H, OH or SO3Na, l, m and n integer separately for 0~

  • 3.

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