Extract of plant powder, and water purifier

Abstract

Provided are an extract, which is a fractionated component 1 of a water extract of a plant powder, wherein the fractionated component 1 is a fractionated component having a fractionation molecular weight of 12,000 or greater, wherein an ethanol-undissolved component of the fractionated component 1 exhibits a peak attributable to carboxylic acid in a Fourier transform infrared spectroscopy (FT-IR) measurement and exhibits a peak attributable to cellulose in a gas chromatography mass spectrometry (GC-MS) measurement, and wherein an ethanol-dissolved component of the fractionated component 1 exhibits a peak attributable to carboxylic acid in the FT-IR measurement and exhibits a peak attributable to a plant protein in the GC-MS measurement, and a water-purifying agent containing the extract.

1 . An extract, being formed of:
 a fractionated component 1 of a water extract of a plant powder,   wherein the fractionated component 1 is a fractionated component having a fractionation molecular weight of 12,000 or greater,   wherein an ethanol-undissolved component of the fractionated component 1 exhibits a peak attributable to carboxylic acid in a Fourier transform infrared spectroscopy (FT-IR) measurement and exhibits a peak attributable to cellulose in a gas chromatography mass spectrometry (GC-MS) measurement, and   wherein an ethanol-dissolved component of the fractionated component 1 exhibits a peak attributable to carboxylic acid in the FT-IR measurement and exhibits a peak attributable to a plant protein in the GC-MS measurement.   
     
     
         2 . An extract, being formed of:
 a fractionated component 2 of a water extract of a plant powder,   wherein the fractionated component 2 is a fractionated component having a fractionation molecular weight of less than 3,400,   wherein an ethanol-undissolved component of the fractionated component 2 exhibits a peak attributable to an amide group in a FT-IR measurement, and   wherein an ethanol-dissolved component of the fractionated component 2 exhibits a peak attributable to an amide group in the FT-IR measurement.   
     
     
         3 . The extract according to  claim 2 ,
 wherein the ethanol-undissolved component and the ethanol-dissolved component of the fractionated component 2 exhibit peaks of 1,8-diazacyclotetradecane-2,7-dione in a GC-MS measurement.   
     
     
         4 . The extract according to  claim 2 ,
 wherein the fractionated component 2 is a water-soluble chitosan.   
     
     
         5 . A water-purifying agent, comprising:
 the extract according to  claim 1 .   
     
     
         6 . A water-purifying agent, comprising:
 a plant powder,   wherein when the plant powder is subjected to water extraction, an extracted component, which is formed of a fractionated component 1 having a fractionation molecular weight of 12,000 or greater, is contained in the plant powder in an amount of 0.5% by mass or greater,   wherein an ethanol-undissolved component of the fractionated component 1 exhibits a peak attributable to carboxylic acid in a FT-IR measurement and exhibits a peak attributable to cellulose in a GC-MS measurement, and   wherein an ethanol-dissolved component of the fractionated component 1 exhibits a peak attributable to carboxylic acid in the FT-IR measurement and exhibits a peak attributable to a plant protein in the GC-MS measurement.   
     
     
         7 . A water-purifying agent, comprising:
 a plant powder,   wherein when the plant powder is subjected to water extraction, an extracted component, which is formed of a fractionated component 2 having a fractionation molecular weight of less than 3,400, is contained in the plant powder in an amount of 0.05% by mass or greater,   wherein an ethanol-undissolved component of the fractionated component 2 exhibits a peak attributable to an amide group in a FT-IR measurement, and   wherein an ethanol-dissolved component of the fractionated component 2 exhibits a peak attributable to an amide group in the FT-IR measurement.   
     
     
         8 . The water-purifying agent according to  claim 7 ,
 wherein the ethanol-undissolved component and the ethanol-dissolved component of the fractionated component 2 exhibit peaks of 1,8-diazacyclotetradecane-2,7-dione in a GC-MS measurement.   
     
     
         9 . The water-purifying agent according to  claim 7 ,
 wherein the fractionated component 2 is a water-soluble chitosan.   
     
     
         10 . (canceled) 
     
     
         11 . The water-purifying agent according to  claim 5 , comprising:
 a polymeric flocculant.   
     
     
         12 . The water-purifying agent according to  claim 11 ,
 wherein the polymeric flocculant is polyacrylamide.   
     
     
         13 . A wastewater treatment method, comprising:
 feeding the water-purifying agent according to  claim 5  to wastewater, to remove an inorganic unnecessary substance in the wastewater.   
     
     
         14 . The wastewater treatment method according to  claim 13 ,
 wherein the wastewater is wastewater that comprises the inorganic unnecessary substance that comprises at least any one selected from the group consisting of nickel, fluorine, iron, copper, zinc, chromium, arsenic, cadmium, tin, and lead.   
     
     
         15 . A water-purifying agent, comprising:
 the extract according to  claim 2 .   
     
     
         16 . A wastewater treatment method, comprising:
 feeding the water-purifying agent according to  claim 6  to wastewater, to remove an inorganic unnecessary substance in the wastewater.   
     
     
         17 . A wastewater treatment method, comprising:
 feeding the water-purifying agent according to  claim 7  to wastewater, to remove an inorganic unnecessary substance in the wastewater.