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公开(公告)号:US20220064453A1
公开(公告)日:2022-03-03
申请号:US17362057
申请日:2021-06-29
发明人: Jae Hwan KIM , Chang Yun PARK , Sung Man SEO , Il Mo KANG , Ki Min ROH
IPC分类号: C09B65/00
摘要: A composition for dyeing a bentonite, which includes a plant-derived polyphenol, and a method for dyeing a bentonite using the composition are provided. A composition for dyeing a bentonite, which includes a polyphenol such as lignin, pectin, tannin, and catechin, as a plant-derived material, and a method for dyeing a bentonite using the composition are provided.