Etching solutions

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United States of America Patent

PATENT NO 9365935
APP PUB NO 20140263185A1
SERIAL NO

14293388

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Abstract

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The present invention provides an etching solution for silver or silver alloy comprising one at least ammonium compound represented by the formula (1), (2) or (3) below and an oxidant:

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Patent Owner(s)

Patent OwnerAddress
INKTEC CO LTDANSAN-CITY KYEONGKI-DO 425-839

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cho, Hyun-Nam Gunpo-si, KR 32 435
Chung, Kwang Choon Yongin-si, KR 32 201
Seo, Young-Kwan Siheung-si, KR 13 212

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