Surface treatment agent for steel material

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United States of America Patent

PATENT NO 6342554
SERIAL NO

09309482

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Disclosed herein is a surface treatment agent for steel, characterized in that, said agent contains 0.1-15% by mass of chromium sulfate and 10-40% by mass of a binder resin containing butyral resin or a mixture of butyral resin with another resin which is compatible with butyral resin.

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Patent Owner(s)

Patent OwnerAddress
SUMIKIN BRIDGE CO LTD16-1 SUNAYAMA KAMISU-SHI IBARAKI

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kanda, Atsumu Amagasaki, JP 2 3
Kishikawa, Hirofumi Osaka, JP 2 3
Ono, Hiroshi Amagasaki, JP 377 4339
Yamashita, Masato Osaka, JP 50 175

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