Electroless metallization of dielectrics with alkaline stable pyrazine derivative containing catalysts

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United States of America Patent

PATENT NO 9918389
SERIAL NO

14477855

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Abstract

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Pyrazine derivatives which contain one or more electron donating groups on the ring are used as catalytic metal complexing agents in aqueous alkaline environments to catalyze electroless metal plating on metal clad and un-clad substrates. The catalysts are monomers and free of tin and antioxidants.

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Patent Owner(s)

Patent OwnerAddress
DUPONT ELECTRONIC MATERIALS INTERNATIONAL LLC455 FOREST STREET MARLBOROUGH MA 01752

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Liu, Feng Marlborough, US 583 7601
Rzeznik, Maria Marlborough, US 12 16

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