JPS63310633A - Device for synthesizing compound powder in vapor phase - Google Patents
Device for synthesizing compound powder in vapor phaseInfo
- Publication number
- JPS63310633A JPS63310633A JP14605287A JP14605287A JPS63310633A JP S63310633 A JPS63310633 A JP S63310633A JP 14605287 A JP14605287 A JP 14605287A JP 14605287 A JP14605287 A JP 14605287A JP S63310633 A JPS63310633 A JP S63310633A
- Authority
- JP
- Japan
- Prior art keywords
- raw material
- compound powder
- vapor phase
- synthesizing compound
- material gas
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J12/00—Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor
- B01J12/02—Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor for obtaining at least one reaction product which, at normal temperature, is in the solid state
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (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】
［産業上の利用分野コ
本発明は、ＺｎＳ ＋Ｚｎ５ｅなどの化合物粉末の気相
合成装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to an apparatus for vapor phase synthesis of compound powders such as ZnS + Zn5e.
［従来の技術］ ゝ
ＺｎＳ 、Ｚｎ５ｅなどの化合物粉末は、蛍光体の原料
として使用されるものであり、高純度および微粉末であ
ることが要求されるものである。[Prior Art] Compound powders such as ZnS and Zn5e are used as raw materials for phosphors, and are required to be highly pure and fine powders.
これらの粉末を金属亜鉛蒸気、Ｈ２Ｓｅガス、又はＨ２
Ｓガスを原料としたＣＶＤ法により合成すれば高純度で
しかも微粒の粉末が製造できる。These powders are heated to metallic zinc vapor, H2Se gas, or H2
If it is synthesized by the CVD method using S gas as a raw material, a highly pure and fine powder can be produced.
第２図に従来の合成装置の一例を示す。６は反応容器の
管状反応部の一部を示し、３は排気管を示す、２は原料
供給ノズルを示し、１はヒーターを示す。FIG. 2 shows an example of a conventional synthesis device. 6 shows a part of the tubular reaction part of the reaction vessel, 3 shows an exhaust pipe, 2 shows a raw material supply nozzle, and 1 shows a heater.
２種の原料ガス、例えばＨ２ＳガスとＺｎ（ｖ）＋Ａｒ
ガスを原料ガス供給ノズル２を同一方向にして反応容器
６内に供給するようにして、残ガスは他方の側の排気管
３より排出されるように構成される。Two kinds of raw material gases, for example H2S gas and Zn(v)+Ar
The gas is supplied into the reaction vessel 6 with the raw material gas supply nozzles 2 in the same direction, and the remaining gas is discharged from the exhaust pipe 3 on the other side.
このような構成を存するＨＫにおいては、原料充
ガス流が層、化しやすく、従って化合物が生成する際の
核発生が均一核発生しに（＜、粉末化するものは極めて
わずかであった。つまり、従来の装置によれば、化合物
粉末の製造収率が低いという問題点を有していた。In the HK with such a configuration, the raw material-filled gas flow easily forms layers, and therefore, when a compound is produced, the nucleation is uniform and very few particles are pulverized. However, the conventional apparatus had a problem in that the production yield of compound powder was low.
［発明の構成コ
本発明は、この種化合物粉末合成装置における化合物粉
末の製造収率の向上を目的としてなされたものであって
、反応部での原料ガス流の乱流化を促進し、原料ガス種
の反応部での衝突頻度を向上させるように構成した装置
にある。[Structure of the Invention] The present invention was made for the purpose of improving the production yield of compound powder in this type of compound powder synthesis apparatus, and it promotes turbulence of the raw material gas flow in the reaction section and The present invention relates to an apparatus configured to increase the frequency of collisions of gas species in a reaction section.
以下、第１図に示す実施例により本発明を説明する。第
２図と同一部分は同一符号で示す。The present invention will be explained below with reference to an embodiment shown in FIG. The same parts as in FIG. 2 are indicated by the same reference numerals.
反応容器の管状反応部６に対して、同一方向よりＹＩｉ
数の原料ガス供給ノズル２が挿入され、これと反対側に
排気管３が設けられ、管状反応部６を取りまいてヒータ
ー１が配置される。これらについては従来の装置と変る
ところがないが、本発明では複数の原料ガス供給ノズル
２の出口に対応してプロペラ５が、支持台７によって支
持される。YIi from the same direction with respect to the tubular reaction part 6 of the reaction vessel.
Several raw material gas supply nozzles 2 are inserted, an exhaust pipe 3 is provided on the opposite side, and a heater 1 is arranged surrounding the tubular reaction section 6. These are no different from conventional devices, but in the present invention, propellers 5 are supported by support stands 7 corresponding to the outlets of the plurality of raw material gas supply nozzles 2.
このように構成されているので、原料ガスが原料ガス供
給ノズル２より反応部θに供給されれば、プロペラ５は
回転する。With this configuration, when the raw material gas is supplied from the raw material gas supply nozzle 2 to the reaction section θ, the propeller 5 rotates.
プロペラ５が回転することによって管状反応部６での原
料ガス流は太き（乱れ、原料ガス種の衝突頻度かたかま
り、化合物粉末の生成が促進される。４は生成された化
合物粉末を示す。As the propeller 5 rotates, the raw material gas flow in the tubular reaction section 6 becomes thick (turbulent), the collision frequency of raw material gas species increases, and the generation of compound powder is promoted. 4 indicates the generated compound powder. .
上記、Ｈ２ＳとＺｎ （ｖ） ＋ Ａｒの２種のガスを
使用すれば、ＺｎＳの粉末が合成されるが、このＺｎＳ
製造の実施例について説明する。ZnS powder can be synthesized by using the two gases mentioned above, H2S and Zn (v) + Ar.
A manufacturing example will be described.
金属亜鉛蒸気およびＨ２Ｓガスを原料とすると次式で示
す反応式により合成が生じる。When metal zinc vapor and H2S gas are used as raw materials, synthesis occurs according to the reaction formula shown below.
Ｚｎ （ｖ）＋ Ｈ２Ｓ （ｇ）４ ＺｎＳ （ｓ）＋
Ｈ２（ｇ）合成条件は、従来ｌｉｔも本装置の場合も
同一であり、炉内圧カニ ５０ｔｏｒｒ１反応部温度ニ
ア５０℃、Ｈ２Ｓガス流量： ０．４ＮＱ ／ｍ’ｉ
ｎ ｓ金属亜鉛蒸気のキャリア用ＡｒガＸ ｉｌ： ２
．０ＯＮＱ ／ｍｉｎ １合成時間＝１００時間とした
。Zn (v)+ H2S (g)4 ZnS (s)+
The H2(g) synthesis conditions are the same for both conventional lit and this device: Furnace pressure 50 torr, reaction part temperature near 50°C, H2S gas flow rate: 0.4 NQ/m'i
ns Ar gas for carrier of metal zinc vapor: 2
．． 0ONQ/min 1 synthesis time=100 hours.
以下、従来ａ置と本発明装置での合成結果を対比して示
す。Hereinafter, the synthesis results obtained using the conventional apparatus a and the apparatus of the present invention will be shown in comparison.
（＋）従来Ｖ＆置による場合
管状反応部内にＺｎＳ化合物が合成されたが、その大部
分はバルク状のＺｎＳであり、粉末は没入原料の約１０
％に当るｌ０５０ｇにすぎなかった。(+) In the case of conventional V& placement, a ZnS compound was synthesized in the tubular reaction zone, but most of it was bulk ZnS, and the powder was about 10% of the immersed raw material.
It was only 1050g, which corresponds to %.
■本発明装置による場合
粉末として生成したＺｎＳは８３００ｇとなり、原料に
相対する収率は約６０％であった。(2) When using the apparatus of the present invention, 8,300 g of ZnS was produced as a powder, and the yield relative to the raw material was about 60%.
なお、プロペラとしては石英より構成した４枚羽根のプ
ロペラを用い、反応容器としては同様に石英より構成し
たものを用いた。The propeller used was a four-blade propeller made of quartz, and the reaction vessel was similarly made of quartz.
［発明の効果］
以上説明したように、本発明の装置は、原料ガス供給ノ
ズルの出口前面にプロペラを設置し、ガス流によって回
転するようにしているので、極めて装置の簡単な改善で
原料ガス流を乱流化し、原料ガス種の衝突頻度が向上す
るため、化合物粉末を収率よく製造することができる。[Effects of the Invention] As explained above, the device of the present invention has a propeller installed in front of the outlet of the raw material gas supply nozzle and is rotated by the gas flow. Since the flow is made turbulent and the collision frequency of raw material gas species is improved, compound powder can be produced with high yield.
第１図は、本発明の一実施例を示す。
第２図は、従来の気相合成ａ置を示す。
１・・・ヒーター、２・・・原料ガス供給ノズル、３・
・・排気管、４・・・化合物粉末、５・・・プロペラ、
６・・・管状反応部。
弄 １ 図
埠 ２ 図FIG. 1 shows one embodiment of the invention. FIG. 2 shows a conventional vapor phase synthesis a-position. 1... Heater, 2... Raw material gas supply nozzle, 3...
...Exhaust pipe, 4...Compound powder, 5...Propeller,
6...Tubular reaction section. Fuck 1 Figure 2
Claims (1)
にプロペラを設置したことを特徴とする化合物粉末の気
相合成装置。(1) A vapor phase synthesis apparatus for compound powder, characterized in that a propeller is installed in front of a raw material gas supply nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14605287A JPS63310633A (en) | 1987-06-10 | 1987-06-10 | Device for synthesizing compound powder in vapor phase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14605287A JPS63310633A (en) | 1987-06-10 | 1987-06-10 | Device for synthesizing compound powder in vapor phase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63310633A true JPS63310633A (en) | 1988-12-19 |
Family
ID=15399005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14605287A Pending JPS63310633A (en) | 1987-06-10 | 1987-06-10 | Device for synthesizing compound powder in vapor phase |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63310633A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140356264A1 (en) * | 2011-08-17 | 2014-12-04 | Lujiang Environment Technology Co., Ltd | Method and device for cleaning exhaust gases by way of fluidized bed reactors |
-
1987
- 1987-06-10 JP JP14605287A patent/JPS63310633A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140356264A1 (en) * | 2011-08-17 | 2014-12-04 | Lujiang Environment Technology Co., Ltd | Method and device for cleaning exhaust gases by way of fluidized bed reactors |
| US9040004B2 (en) * | 2011-08-17 | 2015-05-26 | Fujiang Lonjing Environment Technology Co., Ltd. | Method and device for cleaning exhaust gases by way of fluidized bed reactors |
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