Mixed powder for powder metallurgy

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12187976
APP PUB NO 20230158565A1
SERIAL NO

17594561

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Abstract

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A mixed powder for powder metallurgy comprises: an iron-based powder; and a lubricant, wherein the lubricant consists of a low-melting-point lubricant having a melting point of 86° C. or less and a high-melting-point lubricant having a melting point of more than 86° C., the low-melting-point lubricant has at least one of an amide group, an ester group, an amino group, and a carboxyl group, a ratio R1 of the low-melting-point lubricant to whole of the lubricant is 5 mass % or more and less than 90 mass %, a ratio R2 of a mass of a free lubricant to a mass of a binding lubricant is 0 or more and 15 or less, and an amount R3 of the low-melting-point lubricant contained as the free lubricant is less than 0.10 parts by mass with respect to 100 parts by mass of the iron-based powder.

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Patent Owner(s)

Patent OwnerAddress
JFE STEEL CORPORATIONTOKYO 100-0011

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ashizuka, Kohsuke Tokyo, JP 6 4
Matsuoka, Ryosuke Tokyo, JP 25 138
Shimamoto, Hanako Tokyo, JP 3 0
Unami, Shigeru Tokyo, JP 40 200

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