Adhesive coating composition for non-oriented electrical steel sheet, non-oriented electrical steel sheet product, and manufacturing method therefor

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United States of America Patent

PATENT NO 10711321
APP PUB NO 20190010567A1
SERIAL NO

16065018

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Abstract

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The present invention relates to a non-oriented electrical steel sheet adhesive coating composition including the constituent elements below, a non-oriented electrical steel sheet product, and a manufacturing method thereof. The non-oriented electrical steel sheet adhesive coating composition includes: a first component including an organic/inorganic composite; and a second component including a composite metal phosphate, wherein the organic/inorganic composite is formed by having inorganic nanoparticles chemically substituted with some functional groups in an organic resin, the organic resin is one, or two or more, selected from an epoxy-based resin, an ester-based resin, an acrylic resin, a styrene-based resin, a urethane-based resin, and an ethylene-based resin, and the inorganic nanoparticles are one, or two or more, selected from SiO2, Al2O3, TiO2, MgO, ZnO, and ZrO2.

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Patent Owner(s)

Patent OwnerAddress
POSCO CO LTDPOHANG-SI GYEONGSANGBUK-DO 37859

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kim, Jae Hoon Pohang-si, KR 342 3809
Kim, Jae Song Pohang-si, KR 4 13
Kim, Ji Hyun Pohang-si, KR 200 1486
Kim, Jung Woo Pohang-si, KR 104 679

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