JPWO2020122068A5 - - Google Patents
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- JPWO2020122068A5 JPWO2020122068A5 JP2020559254A JP2020559254A JPWO2020122068A5 JP WO2020122068 A5 JPWO2020122068 A5 JP WO2020122068A5 JP 2020559254 A JP2020559254 A JP 2020559254A JP 2020559254 A JP2020559254 A JP 2020559254A JP WO2020122068 A5 JPWO2020122068 A5 JP WO2020122068A5
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- JP
- Japan
- Prior art keywords
- solid
- natural water
- phosphorus
- producing
- liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003337 fertilizer Substances 0.000 claims description 22
- 239000008239 natural water Substances 0.000 claims description 17
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 15
- 229910052698 phosphorus Inorganic materials 0.000 claims description 15
- 239000011574 phosphorus Substances 0.000 claims description 15
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- 229910001385 heavy metal Inorganic materials 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 239000010802 sludge Substances 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 15
- 238000004519 manufacturing process Methods 0.000 claims 12
- 239000007787 solid Substances 0.000 claims 10
- 238000000926 separation method Methods 0.000 claims 7
- 238000001556 precipitation Methods 0.000 claims 6
- 239000000126 substance Substances 0.000 claims 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 3
- 238000000034 method Methods 0.000 claims 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims 2
- 230000002378 acidificating effect Effects 0.000 claims 2
- 239000011575 calcium Substances 0.000 claims 2
- 239000003795 chemical substances by application Substances 0.000 claims 2
- 238000010304 firing Methods 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical group [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims 2
- 150000003839 salts Chemical class 0.000 claims 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims 1
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 150000001340 alkali metals Chemical class 0.000 claims 1
- 238000001354 calcination Methods 0.000 claims 1
- 235000010216 calcium carbonate Nutrition 0.000 claims 1
- 229910000019 calcium carbonate Inorganic materials 0.000 claims 1
- 239000001110 calcium chloride Substances 0.000 claims 1
- 235000011148 calcium chloride Nutrition 0.000 claims 1
- 229910001628 calcium chloride Inorganic materials 0.000 claims 1
- 239000003638 chemical reducing agent Substances 0.000 claims 1
- 239000007791 liquid phase Substances 0.000 claims 1
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
- 235000017550 sodium carbonate Nutrition 0.000 claims 1
- 229910000029 sodium carbonate Inorganic materials 0.000 claims 1
- 239000011780 sodium chloride Substances 0.000 claims 1
- 235000011121 sodium hydroxide Nutrition 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Description
本発明の自然水用肥料は、汚泥灰を原料とし、
リンとケイ素と鉄とを含み、
ケイ素の含有率が20質量%以上40質量%以下であり、
重金属の含有率が1000ppm以下であることを特徴とする。
The natural water fertilizer of the present invention uses sludge ash as a raw material,
containing phosphorus, silicon and iron,
The content of silicon is 20% by mass or more and 40% by mass or less,
It is characterized by having a heavy metal content of 1000 ppm or less.
本発明の自然水用肥料では、リンの含有率が1.0質量%以上20質量%以下であることが好ましい。 In the natural water fertilizer of the present invention, the phosphorus content is preferably 1.0% by mass or more and 20% by mass or less .
本発明の自然水用肥料では、リンの含有率をXP[質量%]、ケイ素の含有率をXSi[質量%]としたとき、1.0≦X Si /X P ≦50.0の関係を満足することが好ましい。 In the natural water fertilizer of the present invention, when the phosphorus content is X P [mass %] and the silicon content is X Si [mass %] , 1.0 ≤ X Si /X P ≤ 50.0 Satisfying relationships are preferred.
Claims (16)
前記重金属およびリンが溶解した第1の液体を第1の固体から分離除去する第1の固液分離工程と、
前記第1の固体に対して、アルカリ金属および/または第2族元素の水酸化物および/または塩である反応性イオン性物質を添加する反応性イオン性物質添加工程と、
前記第1の固体および前記反応性イオン性物質を含む組成物に対し焼成処理を施す焼成工程とを有することを特徴とする自然水用肥料の製造方法。 a first dissolving step of mixing sludge ash and an acidic liquid to dissolve heavy metals and phosphorus contained in the sludge ash;
a first solid-liquid separation step of separating and removing the first liquid in which the heavy metal and phosphorus are dissolved from the first solid;
a reactive ionic substance addition step of adding a reactive ionic substance that is a hydroxide and/or salt of an alkali metal and/or a Group 2 element to the first solid;
and a baking step of baking the composition containing the first solid and the reactive ionic substance.
前記第1の固液分離工程で分離された前記第1の液体を析出剤と混合するとともにpHを上昇させ、前記重金属およびリンを含む第2の固体を析出させる第1の析出工程と、
前記第2の固体を液体成分と分離する第2の固液分離工程と、
前記第2の固体中に含まれるリンをアルカリ性の液体で溶解させる第2の溶解工程と、
リンが溶解した第2の液体を、前記重金属を含む固体成分と分離する第3の固液分離工程とを有する方法により、分離されたものである請求項8に記載の自然水用肥料の製造方法。 The phosphorus-based fertilizer component is
A first precipitation step of mixing the first liquid separated in the first solid-liquid separation step with a precipitation agent and increasing the pH to precipitate a second solid containing the heavy metal and phosphorus;
a second solid-liquid separation step of separating the second solid from a liquid component;
a second dissolving step of dissolving phosphorus contained in the second solid with an alkaline liquid;
9. The production of natural water fertilizer according to claim 8, wherein the second liquid in which phosphorus is dissolved is separated by a method comprising a third solid-liquid separation step of separating the solid component containing the heavy metal. Method.
リンとケイ素と鉄とを含み、
ケイ素の含有率が20質量%以上40質量%以下であり、
重金属の含有率が1000ppm以下であることを特徴とする自然水用肥料。 Using sludge ash as a raw material,
containing phosphorus, silicon and iron,
The content of silicon is 20% by mass or more and 40% by mass or less,
A natural water fertilizer characterized by having a heavy metal content of 1000 ppm or less.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018232023 | 2018-12-11 | ||
JP2018232023 | 2018-12-11 | ||
PCT/JP2019/048290 WO2020122068A1 (en) | 2018-12-11 | 2019-12-10 | Method for manufacturing fertilizer for natural water and fertilizer for natural water |
Publications (3)
Publication Number | Publication Date |
---|---|
JPWO2020122068A1 JPWO2020122068A1 (en) | 2021-11-25 |
JPWO2020122068A5 true JPWO2020122068A5 (en) | 2022-09-09 |
JP7467798B2 JP7467798B2 (en) | 2024-04-16 |
Family
ID=71077254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020559254A Active JP7467798B2 (en) | 2018-12-11 | 2019-12-10 | Manufacturing method of natural water fertilizer and natural water fertilizer |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP7467798B2 (en) |
WO (1) | WO2020122068A1 (en) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3705982B2 (en) | 1999-08-23 | 2005-10-12 | Jfeプラント&サービス株式会社 | Phosphate recovery method |
JP4809089B2 (en) * | 2006-03-17 | 2011-11-02 | メタウォーター株式会社 | Manufacturing method of fertilizer using sewage sludge incineration ash as a raw material |
JP2010132465A (en) * | 2008-12-02 | 2010-06-17 | Hiroshima Univ | Method for recovering phosphorus from incineration ash of organic material and method for producing fertilizer |
WO2013002250A1 (en) | 2011-06-27 | 2013-01-03 | 太平洋セメント株式会社 | Phosphate fertilizer, and method for producing phosphate fertilizer |
-
2019
- 2019-12-10 WO PCT/JP2019/048290 patent/WO2020122068A1/en active Application Filing
- 2019-12-10 JP JP2020559254A patent/JP7467798B2/en active Active
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