| CPC C01G 39/06 (2013.01) [B01D 1/0035 (2013.01); B01J 20/0218 (2013.01); B01J 20/0285 (2013.01); B01J 20/28007 (2013.01); B01J 20/28016 (2013.01); B01J 20/28059 (2013.01); B01J 20/3085 (2013.01); B01J 27/051 (2013.01); B01J 35/23 (2024.01); B01J 35/50 (2024.01); B01J 35/613 (2024.01); B01J 37/20 (2013.01); C09K 5/14 (2013.01); F24S 60/30 (2018.05); C01P 2002/72 (2013.01); C01P 2002/74 (2013.01); C01P 2004/04 (2013.01); C01P 2004/17 (2013.01); C01P 2004/24 (2013.01); C01P 2004/61 (2013.01); C01P 2004/62 (2013.01); C01P 2004/64 (2013.01); C01P 2006/12 (2013.01)] | 16 Claims | 

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               1. A molybdenum sulfide powder comprising: 
            molybdenum disulfide having a 3R crystal structure, and molybdenum disulfide having a 2H crystal structure and a 3R crystal structure, wherein primary particles of molybdenum sulfide particles constituting the molybdenum sulfide powder have a string shape, a ribbon shape, or a sheet shape, and have a thickness in a range of 1 nm to 40 nm, and wherein the molybdenum sulfide powder has a specific surface area of 10 m2/g or more measured by a BET method. 
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