Title:
金または金合金の表面処理液
Document Type and Number:
Japanese Patent JP6577769
Kind Code:
B2
Abstract:
A composition containing a cationic polymer obtained from a reaction product of nitrogen-containing heterocyclic compound and epihalohydrin; and a phosphorus compound. The composition can be used as a surface treatment for gold or gold alloy. The composition can seal pinholes on the surface of the gold or gold alloy.
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Inventors:
Yoko Mizuno
Makoto Kondo
Koichi Homoda
Morinaga Toshiyuki
Makoto Kondo
Koichi Homoda
Morinaga Toshiyuki
Application Number:
JP2015131719A
Publication Date:
September 18, 2019
Filing Date:
June 30, 2015
Export Citation:
Assignee:
Roam and Haas Electronic Materials Co., Ltd.
International Classes:
C25D5/48; C09D7/61
Domestic Patent References:
| JP2015105417A | ||||
| JP2012506488A | ||||
| JP2520981B2 | ||||
| JP2003129257A | ||||
| JP8260194A |
Foreign References:
| KR1020090116515A |
Attorney, Agent or Firm:
Patent Business Corporation Sender International Patent Office