JPS632884A - Manufacture of treated phosphate base fertilizer - Google Patents
Manufacture of treated phosphate base fertilizerInfo
- Publication number
- JPS632884A JPS632884A JP14479486A JP14479486A JPS632884A JP S632884 A JPS632884 A JP S632884A JP 14479486 A JP14479486 A JP 14479486A JP 14479486 A JP14479486 A JP 14479486A JP S632884 A JPS632884 A JP S632884A
- Authority
- JP
- Japan
- Prior art keywords
- phosphoric acid
- shellfish
- phosphate
- manufacture
- acid solution
- 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.)
- Granted
Links
- 229910019142 PO4 Inorganic materials 0.000 title claims description 13
- 239000010452 phosphate Substances 0.000 title claims description 13
- 239000003337 fertilizer Substances 0.000 title claims description 12
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 title claims description 10
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 30
- 235000015170 shellfish Nutrition 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 15
- 239000000843 powder Substances 0.000 claims description 14
- 239000002893 slag Substances 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 235000011007 phosphoric acid Nutrition 0.000 description 14
- 239000011575 calcium Substances 0.000 description 9
- 229910052742 iron Inorganic materials 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 6
- 229910052791 calcium Inorganic materials 0.000 description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000011777 magnesium Substances 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 239000011812 mixed powder Substances 0.000 description 2
- 238000009628 steelmaking Methods 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical group 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- MHJAJDCZWVHCPF-UHFFFAOYSA-L dimagnesium phosphate Chemical compound [Mg+2].OP([O-])([O-])=O MHJAJDCZWVHCPF-UHFFFAOYSA-L 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- WHOPEPSOPUIRQQ-UHFFFAOYSA-N oxoaluminum Chemical compound O1[Al]O[Al]1 WHOPEPSOPUIRQQ-UHFFFAOYSA-N 0.000 description 1
- 239000002686 phosphate fertilizer Substances 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Fertilizers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
（産業上の利用分野）
この発明は、貝化石粉末を原料とする加工りん酸質肥料
の製造方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to a method for producing a processed phosphate fertilizer using shellfish fossil powder as a raw material.
（従来の技術）
富山県下には貝の化石化した鉱物資源が豊富に産出する
。この貝化石は、例えばその組成の一例は下記に示すよ
うである。(Conventional technology) Toyama Prefecture is rich in fossilized shellfish mineral resources. An example of the composition of this shellfish fossil is shown below.
ＭｎＯＡｌ２０ｚ 有機物（腐食系）０．１０ ０．
４１ ８．２３
上記組成より明らかなように、貝化石はカルシウム分を
主成分としており、しかも有機物が多く含まれているの
で、肥料原料として注目され、その−部は既に肥料化さ
れている。MnOAl20z Organic matter (corrosive) 0.10 0.
41 8.23 As is clear from the above composition, shellfish fossils are mainly composed of calcium and contain a large amount of organic matter, so they are attracting attention as raw materials for fertilizers, and a small portion of them has already been turned into fertilizers.
（発明が解決しようとする問題点）
しかし、上述の貝化石を原料とする肥料は、貝化石が固
形状若しくは砂状である。従って粉末化しても植物への
吸収が低いなどの欠点があり１、貝化石中に含まれるカ
ルシウム分が完全に肥料と成り得ないなどの難点がある
。(Problems to be Solved by the Invention) However, in the above-mentioned fertilizer made from shellfish fossils, the shellfish fossils are solid or sand-like. Therefore, even if it is powdered, it has drawbacks such as low absorption into plants1, and it also has drawbacks such as the fact that the calcium contained in shellfish fossils cannot be completely used as fertilizer.
そこで、この発明は貝化石を原料としてポーラスで、反
応率の高い加エリん酸質肥料の製造方法を提案すること
を目的とする。Therefore, the purpose of this invention is to propose a method for producing a porous phosphoric acid fertilizer with a high reaction rate using shellfish fossils as a raw material.
（問題点を解決するための手段）
以上の問題真を解決するために、この発明では貝化石粉
末に、りん酸液の一定量を加えて、混和反応させる加工
りん酸質肥料の製造方法を提案するものである。(Means for Solving the Problems) In order to solve the above-mentioned problems, the present invention provides a method for producing a processed phosphoric acid fertilizer in which a certain amount of phosphoric acid solution is added to shellfish fossil powder and the mixture reacts. This is a proposal.
なお、貝化石は反応率を高めるために、予め例えば５９
０ ｐ−ｍ程度に微粉砕した粉末状のものを使用する。In addition, in order to increase the reaction rate of shellfish fossils, for example, 59
Use a powder that has been pulverized to about 0 pm.
この発明で使用する原料としては貝化石粉末単独の他に
、製鋼工程中、脱りん処理により発生する含りん鉱さい
を併用することができる。As the raw material used in this invention, in addition to shellfish fossil powder alone, phosphate-containing slag generated by dephosphorization during the steelmaking process can be used in combination.
なお、製鋼工程中、脱りん処理により発生する含りん鉱
さいを併用する際に、含りん鉱さい中に含まれる鉄分、
アルミニウム分によって加えられるりん酸液か多量に固
定される虞れがある場合には、含りん鉱さいを磁力選鉱
処理して鉄分、及びアルミニウム分を除去したものを原
料として使用することが好ましい。In addition, during the steelmaking process, when phosphate-containing slag generated from dephosphorization treatment is used together, the iron content in the phosphate-containing slag,
If there is a risk that a large amount of the phosphoric acid solution added is fixed due to the aluminum content, it is preferable to use as a raw material phosphate-containing slag subjected to magnetic beneficiation to remove iron and aluminum content.
また、原料とする含りん鉱さいは塩基度が高いもの、例
えばＣａＯ／５ｉ０２（各２）が３以上のものを選択し
て使用することが好ましい。Further, it is preferable to select and use the phosphate-containing slag used as a raw material having a high basicity, for example, one having CaO/5i02 (2 each) of 3 or more.
更に、含りん鉱さいは、使用に際しては反応率を高める
ために、予め例えば５９０ ｐ−ｍ全通程度に微粉砕し
たものを使用することが好ましい。Furthermore, in order to increase the reaction rate, it is preferable to use the phosphate-containing slag that has been pulverized in advance to, for example, 590 pm throughput.
−方りん酸液としては、例えば濃度７５〜８０＄程度の
ものを使用し、このりん酸液は反応にあずかる時の濃度
が約５０〜６ｏｚ程度になるように水分を加えて希釈す
るようにして使用する。- For example, use a phosphoric acid solution with a concentration of about 75 to 80 oz, and dilute this phosphoric acid solution by adding water so that the concentration is about 50 to 6 oz when participating in the reaction. and use it.
（発明の効果）
以上のように、貝化石粉末にりん酸液を加えた場合、起
こる主な反応は次ぎの通りである。(Effects of the Invention) As described above, when a phosphoric acid solution is added to shellfish fossil powder, the main reactions that occur are as follows.
ＣａＯ”５ｉ０２＋ＬＰＬ−＋ ＣａＨＰＬ＋ＬＯ＋５
ｉＯｚＣａＯ−Ｆｅ２０．＋Ｈ３ＰＯ４＋Ｈ，Ｏ−＋
Ｃａ（Ｈ２ＰＯ４）＋２Ｈ２０＋Ｆｅ２Ｏ。CaO"5i02+LPL-+ CaHPL+LO+5
iOzCaO-Fe20. +H3PO4+H,O-+
Ca(H2PO4)+2H20+Fe2O.
３ＣａＯ”Ｓ！０２”２Ｈ）ＰＯｎ−Ｃａｚ（ＰＯ２）
ｚ”：Ｉｔ（０＋Ｓｉ０２Ｍｇ（０１１）２”２）１：
＋ＰＯ４−Ｍｇ（）ＩｔＰＯ＜）ｚ”）１２０Ｍｇ（Ｏ
Ｈ）２＋２）１３ＰＯ，−＋ ＭｇＨＰＯ４＋２Ｈ２０
３ＭｇＣ０Ｈ）ｚ＋２ＨｘＰＯ４→ Ｍｇ（ｐｏ、）、
＋ａｕ２゜と
ｃａｃＯｉ＋ＨｉＰ０４−） ＣａＨＰＯ，＋Ｈ，０
＋Ｃ０２Ｃａ（ＨＣＯ３）ｉ −ＣａＨ３ＰＯ４”Ｈ２
Ｏ”２ＧＯ２（（ｃａｃｏｌ＋ｏ２ｏ＋ｃｏ、 Ｃａ
（）ＩＣＯ３）２Ｃａ（ＨＣＯ３）ｔ −Ｃａ”＋２８
ＣＯ，）−Ｈ”＋Ｈ（０３−＋ ＨｚＣＯｚｚ Ｈ
２０＋Ｃ０２）貝化石が上記のように化学反応する。3CaO”S!02”2H)POn-Caz(PO2)
z”:It(0+Si02Mg(011)2”2)1:
+PO4−Mg()ItPO<)z”)120Mg(O
H)2+2)13PO,-+ MgHPO4+2H20
3MgC0H)z+2HxPO4→ Mg(po,),
+au2゜ and cacOi+HiP04-) CaHPO, +H,0
+C02Ca(HCO3)i -CaH3PO4”H2
O”2GO2((cacol+o2o+co, Ca
()ICO3)2Ca(HCO3)t −Ca”+28
CO,)-H”+H(03-+ HzCOzz H
20+C02) Fossil shells undergo a chemical reaction as described above.
即ち、貝化石中の炭酸塩の分解によりｃｏ２か発生し、
反応系にあずかる物質を均質化するとともに、ポーラス
な肥料を製造することかできる。That is, CO2 is generated by the decomposition of carbonates in fossil shells,
It is possible to homogenize the substances participating in the reaction system and to produce porous fertilizer.
また、この発明によればカルシウム分と結合した鉄分は
りん酸液により分解されるので、カルシウム分がより効
果的に肥料に吸収されるのである。Further, according to the present invention, since the iron content combined with calcium content is decomposed by the phosphoric acid solution, the calcium content can be absorbed into the fertilizer more effectively.
なお、貝化石粉末と併用する含りん鉱さいを、磁力選鉱
処理して鉄分とアルミニウム分を除去した後の組成の一
例は下記に示す通りである。An example of the composition of the phosphate-containing slag used in combination with shellfish fossil powder after magnetic beneficiation treatment to remove iron and aluminum is as shown below.
ＣａＯ／５ｉ０２：３．７２
即ち、上述の組成例より明らかなように、この発明にお
いて併用する含りん鉱さい中には貝化石粉末と同様にカ
ルシウム分、マグネシウム分等の肥効成分を多量に含む
ため、肥効を落すことなく原料となる貝化石粉末の使用
量を減らすことができる。CaO/5i02: 3.72 That is, as is clear from the above composition example, the phosphate-containing slag used in combination in this invention contains large amounts of fertilizing ingredients such as calcium and magnesium, similar to the shellfish fossil powder. Therefore, the amount of fossil shell powder used as a raw material can be reduced without reducing the fertilizer effect.
また、上述の含りん鉱さいを原料とする場合、予め磁力
選鉱処理して鉄分及びアルミニウム分を除去しておけば
、加えるりん酸液が原料中に含まれる鉄分、アルミニウ
ム分により固定されることも少ない。In addition, when using the above-mentioned phosphate-bearing slag as a raw material, if the iron and aluminum contents are removed by magnetic beneficiation in advance, the phosphoric acid solution to be added can be fixed by the iron and aluminum contents contained in the raw material. few.
（実施例） 以下、この発明の実施例を示す。(Example) Examples of this invention will be shown below.
磁力選鉱処理により、鉄分、アルミニウム分等を除去し
た含りん鉱さいな５９０−■全通程度に微粉砕する。−
方、上述の組成の貝化石を、同じく５９０ ＪＬｔａ全
通程度に微粉砕し、それぞれの粉末を重量比で同量混合
して下記のような組成物を得た。By magnetic beneficiation, iron, aluminum, etc. have been removed, and the phosphate-containing slag is pulverized to about 590-cm diameter. −
On the other hand, the fossil shellfish having the above-mentioned composition was similarly pulverized to about 590 JLta, and the respective powders were mixed in equal amounts by weight to obtain the following composition.
含りん鉱さいと混合した組成Ｃ％）
ＣａＯＳｉＯ２ＭｇＯＦｅ、０＝ ｐ２ｏｓ４４．０
２ １４．７１ ２．６０ ５．９２ ２．４０Ｍｎ０
Ａｌ２Ｏ２有機物（腐食系）１．１１ １．０２
５．１ｇ
次ぎに、この混合した粉体にりん酸液を加えて化学反応
を起させる。Composition C% mixed with phosphate-bearing slag) CaOSiO2MgOFe, 0= p2os44.0
2 14.71 2.60 5.92 2.40Mn0
Al2O2 organic matter (corrosive) 1.11 1.02
5.1g Next, a phosphoric acid solution is added to this mixed powder to cause a chemical reaction.
含りん鉱さい粉末と貝化石粉末
を同量混合した粉末 ６０Ｋｇりん酸液（
ｔｌｉＰ０４７０％） ４０Ｋｇ水
分 ２０Ｋｇこ
の場合、上述の混合粉体に対してりん酸液を加え、−定
の条件下において混和し、化学反応を行なわしめ、次い
て水分を添加し、反応熱により−定時間内（約１０分）
でほぼ反応を完了させ、可及的速やかに造粒工程に移す
。Powder mixed with equal amounts of phosphorous slag powder and shellfish fossil powder 60Kg phosphoric acid solution (
tliP0470%) 40Kg water
In this case, phosphoric acid solution is added to the above-mentioned mixed powder, mixed under certain conditions to cause a chemical reaction, then water is added, and the heat of reaction causes the reaction to take place within a certain period of time (approx. 10 minutes)
After almost completing the reaction, proceed to the granulation process as soon as possible.
造粒後、約２０分収度未反応分を造粒物とともに、熟成
してその後直ちに約１０分程度低温処理した。この結果
反応効率の高い、ポーラスな加工りん酸質肥料が得られ
た。After granulation, the unreacted material was aged together with the granulated material for about 20 minutes, and then immediately subjected to low temperature treatment for about 10 minutes. As a result, a porous processed phosphoric acid fertilizer with high reaction efficiency was obtained.
この製品の組成、性状等について下記に示す。The composition, properties, etc. of this product are shown below.
１）製品の組成及び性状
Ｃａ（８２ＰＯ，）、・Ｈ，Ｏ
Ｍｇ（）Ｉ２ＰＯ＜）ｚ・３Ｈ２０
ＣａＨＰＯ，＋ＣａＨＰＯ＜ ＃２Ｈ，０ＭｇＨＰＯ４
＋３ＨｉＯ
２）製品の安定性
く溶性、水溶性の共範から、水溶性が、〈溶分への一部
還元が考えられるが、５０°Ｃ６ケ月間の還元率か僅少
であった。1) Product composition and properties Ca(82PO,), ・H,O Mg()I2PO<)z・3H20 CaHPO, +CaHPO<#2H,0MgHPO4
+3HiO 2) Stability of the product From the general rule of solubility and water solubility, it is possible that the water solubility is partially reduced to a soluble component, but the reduction rate was only small after 6 months at 50°C.
３）製品の反応効率（ｘ） 例の反応において９５ｚであった。3) Product reaction efficiency (x) In the example reaction it was 95z.
Claims (1)
より発生する含りん鉱さいの原料を一定量混合したもの
にりん酸液の一定量を加えて、混和反応させることを特
徴とする加工りん酸質肥料の製造方法。Processed phosphoric acid characterized by adding a certain amount of phosphoric acid solution to shellfish fossil powder alone or a certain amount of mixture of shellfish fossil powder and phosphate-containing slag raw material generated by dephosphorization treatment, and causing a mixing reaction. A method for producing quality fertilizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14479486A JPS632884A (en) | 1986-06-23 | 1986-06-23 | Manufacture of treated phosphate base fertilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14479486A JPS632884A (en) | 1986-06-23 | 1986-06-23 | Manufacture of treated phosphate base fertilizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS632884A true JPS632884A (en) | 1988-01-07 |
| JPH0217515B2 JPH0217515B2 (en) | 1990-04-20 |
Family
ID=15370607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14479486A Granted JPS632884A (en) | 1986-06-23 | 1986-06-23 | Manufacture of treated phosphate base fertilizer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS632884A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014177381A (en) * | 2013-03-15 | 2014-09-25 | Sangyo Shinko Kk | Manufacturing method of slag phosphate fertilizer |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3034200U (en) * | 1996-07-30 | 1997-02-14 | 巧郎 相浦 | Refreshing fashionable arm cover |
-
1986
- 1986-06-23 JP JP14479486A patent/JPS632884A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014177381A (en) * | 2013-03-15 | 2014-09-25 | Sangyo Shinko Kk | Manufacturing method of slag phosphate fertilizer |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0217515B2 (en) | 1990-04-20 |
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