Composition for dyeing bentonite and method for dyeing bentonite
AssigneeKorea Institute of Geoscience and Mineral Resources
InventorsJae Hwan KIM, Chang Yun PARK, Sung Man SEO, Il Mo KANG, Ki Min ROH
Life of this patent
Estimating the term…
Abstract
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.
Claims9
A composition for dying a bentonite, the composition comprising a polyphenol and a mordant.
A bentonite dyed by a composition for dyeing a bentonite, the composition comprising a polyphenol and a mordant.
A method for dyeing a bentonite, the method comprising:
- separating and purifying a bentonite;
- mixing a polyphenol and a mordant to prepare a solution;
- and
- stirring a mixed solution of the polyphenol and the mordant and a separated and purified bentonite.
Dependencies are inferred from the claim text.