JPH11128880A - Method for detoxifying organic halide by explosive - Google Patents
Method for detoxifying organic halide by explosiveInfo
- Publication number
- JPH11128880A JPH11128880A JP9309353A JP30935397A JPH11128880A JP H11128880 A JPH11128880 A JP H11128880A JP 9309353 A JP9309353 A JP 9309353A JP 30935397 A JP30935397 A JP 30935397A JP H11128880 A JPH11128880 A JP H11128880A
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- JP
- Japan
- Prior art keywords
- explosive
- halide
- temp
- pressure
- org
- 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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Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、有機ハロゲン化合
物を含有する有害廃棄物の無害化方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for detoxifying hazardous waste containing an organic halogen compound.
【０００２】[0002]
【従来の技術】固体状ＰＣＢ（ポリ塩化ビフェニル）
や、フロンに代表される有機ハロゲン化物を含有する有
害廃棄物は、その適切な処理法がないために、その適正
な処理法の開発が強く求められている。このため、これ
までに、高温分解法、微生物分解法、超臨界分解法、電
気分解法などが提案されているが、いずれの方法も高濃
度で存在する又は固体状である有機ハロゲン化物を効率
よく処理できる方法とはいえない。2. Description of the Related Art Solid PCB (polychlorinated biphenyl)
Also, hazardous wastes containing organic halides typified by chlorofluorocarbons are lacking an appropriate treatment method, and there is a strong demand for the development of an appropriate treatment method. For this reason, a high-temperature decomposition method, a microbial decomposition method, a supercritical decomposition method, an electrolysis method, and the like have been proposed so far, but each method can efficiently remove an organic halide existing at a high concentration or in a solid state. It is not a good method.
【０００３】[0003]
【発明が解決しようとする課題】本発明は、安定な有機
ハロゲン化物を瞬時に分解し、無害な物質に変換する方
法を提供することをその課題とする。An object of the present invention is to provide a method for instantly decomposing a stable organic halide and converting it into a harmless substance.
【０００４】[0004]
【課題を解決するための手段】本発明者らは、前記課題
を解決すべく鋭意研究を重ねた結果、爆発により、有機
ハロゲン化物が完全に分解することを見出した。また、
無機酸化物を反応系内に存在させることにより、ハロゲ
ン成分を無害な無機ハロゲン化物として回収できること
を見出した。これらの知見に基づいて本発明をなすに至
った。即ち、本発明によれば、有機ハロゲン化物を、爆
薬の爆発により生じる高温と高圧の条件下で分解させる
ことを特徴とする有機ハロゲン化物の無害化方法が提供
される。また、本発明によれば、有機ハロゲン化物を、
無機酸化物の存在下、爆薬の爆発により生じる高温と高
圧の条件下で分解させることを特徴とする有機ハロゲン
化物の無害化方法が提供される。Means for Solving the Problems The present inventors have made intensive studies to solve the above-mentioned problems, and as a result, have found that an organic halide is completely decomposed by explosion. Also,
It has been found that the presence of the inorganic oxide in the reaction system allows the halogen component to be recovered as a harmless inorganic halide. The present invention has been made based on these findings. That is, according to the present invention, there is provided a method for detoxifying an organic halide, which comprises decomposing an organic halide under high-temperature and high-pressure conditions generated by the explosion of an explosive. Further, according to the present invention, an organic halide is
A method for detoxifying an organic halide is provided, which comprises decomposing under the conditions of high temperature and high pressure generated by the explosion of an explosive in the presence of an inorganic oxide.
【０００５】[0005]
【発明の実施の形態】本発明で用いる爆薬は、爆轟する
爆薬であればどのようなものでもよいが、好ましくは安
価で生成ガスが無害の含水爆薬が用いられる。このよう
な爆薬としては、例えば、スーパーエナーゲル（日本工
機社製）、チタマイト（日本油脂社製）、サンベックス
（旭化成社製）等が挙げられる。BEST MODE FOR CARRYING OUT THE INVENTION The explosive used in the present invention may be any explosive that detonates, but is preferably an inexpensive water-containing explosive that is harmless to generated gas. Examples of such explosives include Super Engel (manufactured by Nippon Koki Co., Ltd.), titamite (manufactured by Nippon Oil & Fats Co., Ltd.), and Sambex (manufactured by Asahi Kasei Corporation).
【０００６】本発明で被処理原料として用いられる有機
ハロゲン化物には、常温において、ガス状、液体状及び
固体状の各種のものが包含される。また、その有機ハロ
ゲン化物は、塩素化物、臭素化物、ヨウ素化物、フッ素
化物及び複数種のハロゲンによりハロゲン化されたもの
であることができる。さらに、有機ハロゲン化物は、単
独又はそれらの混合物あるいはそれらと他の有機物や無
機物との混合物であることができる。The organic halide used as the raw material to be treated in the present invention includes various kinds of gaseous, liquid and solid at normal temperature. Further, the organic halide can be a chlorinated compound, a brominated compound, an iodide compound, a fluorinated compound, and a compound halogenated with a plurality of kinds of halogens. Further, the organic halides can be used alone or in a mixture thereof, or in a mixture thereof with other organic or inorganic substances.
【０００７】本発明の方法を実施するには、耐圧容器内
に、有機ハロゲン化物からなる被処理原料と、爆薬を充
填し、その爆薬を爆発させればよい。この爆薬の爆発に
より、容器内温度は、２，０００℃以上、好ましくは
３，０００℃以上の温度と、１０万気圧以上、好ましく
は２０万気圧以上の圧力からなる高温、高圧条件が瞬時
に形成される。前記温度の上限値は、通常４，０００℃
であり、前記圧力の上限値は、通常、３０万気圧であ
る。有機ハロゲン化物は、前記高温、高圧条件に付され
ると、瞬時に分解し、無害化される。In order to carry out the method of the present invention, a raw material to be treated comprising an organic halide and an explosive are filled in a pressure vessel, and the explosive is exploded. Due to the explosion of the explosive, the temperature in the container is instantaneously increased to 2,000 ° C. or higher, preferably 3,000 ° C. or higher, and 100,000 atmospheres or more, preferably 200,000 atmospheres or more. It is formed. The upper limit of the temperature is usually 4,000 ° C.
And the upper limit of the pressure is usually 300,000 atmospheres. When subjected to the high temperature and high pressure conditions, the organic halide is instantaneously decomposed and rendered harmless.
【０００８】爆薬の使用量は、耐圧容器内に、前記した
高温、高圧の条件を形成し得る量であればよい。The explosive should be used in such an amount that the above-mentioned high temperature and high pressure conditions can be formed in the pressure vessel.
【０００９】前記のようにして、有機ハロゲン化物を爆
発処理により無害化する場合、その反応系内には、無機
酸化物を存在させるのが好ましい。無機酸化物を反応系
に存在させると、反応系内のハロゲンと反応し、安定な
無機ハロゲン化物が生成される。無機酸化物としては、
ＣａＯ、ＭｇＯ、Ａｌ2Ｏ3、ＳｉＯ2、ＦｅＯ、Ｆｅ2Ｏ
3等の他、ＭｎＯ2、ＣａＯ2、ＭｇＯ2、ＫＯ2、ＢａＯ2
等の高次無機酸化物が挙げられる。本発明では、酸素含
量の多い高次無機酸化物の使用が好ましい。無機酸化物
の使用割合は、有機ハロゲン化物中のハロゲンをちょう
ど無機ハロゲン化物として、回収できる様に調節する。When the organic halide is rendered harmless by the explosion treatment as described above, it is preferable that an inorganic oxide is present in the reaction system. When the inorganic oxide is present in the reaction system, it reacts with the halogen in the reaction system to generate a stable inorganic halide. As the inorganic oxide,
CaO, MgO, Al 2 O 3 , SiO 2 , FeO, Fe 2 O
3 and the like, MnO 2 , CaO 2 , MgO 2 , KO 2 , BaO 2
And the like. In the present invention, it is preferable to use a higher inorganic oxide having a high oxygen content. The proportion of the inorganic oxide used is adjusted so that the halogen in the organic halide can be recovered just as an inorganic halide.
【００１０】[0010]
【実施例】次に本発明を実施例によりさらに詳細に説明
する。Next, the present invention will be described in more detail with reference to examples.
【００１１】なお、以下の実施例において用いた耐圧容
器の構成図を図１に示す。図１に示す数字の単位は、ｍ
ｍである。この耐圧容器は、その壁厚が９５ｍｍと大き
いので、２００ｇ程度までの爆薬の爆発に耐えるもので
ある。この容器においては、鉄製の内容器が配置され、
この内容器内で爆発処理を行う。これは、外側容器の爆
発による損傷を防ぐためである。FIG. 1 shows a configuration diagram of a pressure-resistant container used in the following embodiments. The unit of the numbers shown in FIG.
m. Since this pressure-resistant container has a large wall thickness of 95 mm, it can withstand explosive explosives of up to about 200 g. In this container, an iron inner container is arranged,
Explosion processing is performed in this inner container. This is to prevent the outer container from being damaged by explosion.
【００１２】実施例１ 図１に示す容器内に、テトラクロロエチレン（ＣＣｌ2
＝ＣＣｌ2）１０ｍＬに二酸化マンガン２０ｇ、ＰＥＴ
Ｎ（高性能爆薬：Ｃ（−ＣＨ2−ＯＮＯ2）4）３０ｇを
混合したものをアルミ箔に包んで入れ、６号電気雷管で
爆発させた。爆発後の生成物中にはテトラクロロエチレ
ンは検出されなかった。また、ＧＣ／ＭＳ分析装置にて
生成物中のダイオキシン類の分析を行ったが、分析感度
内で検出されなかった。粉末Ｘ線で固体生成物を分析し
たところ、塩素分の８割程度が無害な塩化マンガンにな
っていることがわかった。Example 1 In a container shown in FIG. 1, tetrachloroethylene (CCl 2
= CCl 2 ) 20 mL of manganese dioxide in 10 mL, PET
A mixture of 30 g of N (high performance explosive: C (-CH 2 -ONO 2 ) 4 ) was wrapped in aluminum foil and exploded with a No. 6 electric detonator. No tetrachloroethylene was detected in the product after the explosion. Further, dioxins in the product were analyzed by a GC / MS analyzer, but were not detected within the analytical sensitivity. When the solid product was analyzed by powder X-ray, it was found that about 80% of the chlorine content was harmless manganese chloride.
【００１３】実施例２ １，３，５−トリクロロベンゼン１０ｇ、過酸化カルシ
ウム１５ｇをガラスビンに入れ、その周りを含水爆薬ス
ーパーエナーゲル（日本工機（株）製）５０ｇで包囲
し、全体をアルミ箔で包装し、さらに６号電気雷管を付
設した。図２にこの包装体の構成説明図を示す。この包
装体を容器内に入れ、６号電気雷管で起爆した。爆発後
の生成物中には、１，３，５−トリクロロベンゼンは１
ｐｐｍ以下しか、残留しておらず、それから推定する
と、９９．９％を超える分解率が達成された。また、Ｇ
Ｃ／ＭＳにてダイオキシン類の分析を行ったが、分析感
度内で検出されなかった。粉末Ｘ線で固体生成物を分析
したところ、塩素分が無害な塩化カルシウムになってい
ることがわかった。Example 2 10 g of 1,3,5-trichlorobenzene and 15 g of calcium peroxide were placed in a glass bottle, and the periphery thereof was surrounded with 50 g of a super explosive containing water-containing explosives (Nippon Koki Co., Ltd.). And further equipped with a No. 6 electric detonator. FIG. 2 shows an explanatory view of the configuration of this package. The package was placed in a container and detonated with a No. 6 electric detonator. After explosion, 1,3,5-trichlorobenzene contained 1
Only less than ppm remained, from which it was estimated that a degradation rate of more than 99.9% was achieved. G
Dioxins were analyzed by C / MS, but were not detected within the analytical sensitivity. Analysis of the solid product by powder X-ray showed that the chlorine content was harmless calcium chloride.
【００１４】実施例３ フロン−１１３：１０ｇ、過酸化カルシウム１５ｇ、Ｐ
ＥＴＮ３０ｇを混合したものをアルミ箔に包み、これに
６号電気雷管を付設したものを容器内に入れ、６号電気
雷管で起爆した。爆発後の生成物中にはフロン−１１３
は検出されず、フロン−１１３はほとんど完全に分解し
ていた。また、ＧＣ／ＭＳにてダイオキシン類の分析を
行ったが、分析感度内で検出されなかった。粉末Ｘ線で
固体生成物を分析したところ、フッ素分が無害なフッ化
カルシウムになっていることがわかった。Example 3 10 g of CFC-113, 15 g of calcium peroxide, P
A mixture obtained by mixing 30 g of ETN was wrapped in aluminum foil, and a vessel provided with a No. 6 electric detonator was placed in a container, and was detonated with the No. 6 electric detonator. CFC-113 is contained in the product after the explosion.
Was not detected, and CFC-113 was almost completely decomposed. Further, dioxins were analyzed by GC / MS, but were not detected within the analytical sensitivity. Analysis of the solid product by powder X-ray showed that the fluorine content was harmless calcium fluoride.
【００１５】[0015]
【発明の効果】本発明によると、フロンやＰＣＢなどの
有害な有機ハロゲン化物を瞬時に分解し、無害な物質に
変換することができる。According to the present invention, harmful organic halides such as chlorofluorocarbon and PCB can be instantaneously decomposed and converted into harmless substances.
【図１】実施例において用いた耐圧容器の構成図を示
す。FIG. 1 shows a configuration diagram of a pressure-resistant container used in Examples.
【図２】実施例２で用いた被処理物包装体の構成説明図
を示す。FIG. 2 is a configuration explanatory view of a packaged object to be processed used in Example 2.
───────────────────────────────────────────────────── フロントページの続き (71)出願人 597114100 飯田 光明 茨城県つくば市吾妻２丁目807−310 (74)上記３名の代理人 弁理士 池浦 敏明 (72)発明者 松永 猛裕 茨城県つくば市松代３丁目301−201 (72)発明者 宮本 健一 東京都足立区綾瀬３−４−９ サンポップ 水村マンション714 (72)発明者 飯田 光明 茨城県つくば市吾妻２丁目807−310 (72)発明者 小川 輝繁 神奈川県横浜市栄区小菅ヶ谷町2804−650 (72)発明者 三宅 淳巳 東京都江東区越中島２−４−２−202 ──────────────────────────────────────────────────続 き Continued on the front page (71) Applicant 597114100 Mitsuaki Iida 2-807-310, Azuma, Tsukuba-shi, Ibaraki (74) The above three agents Patent Attorney Toshiaki Ikeura (72) Inventor Takehiro Matsunaga Tsukuba-shi, Ibaraki Matsushiro 3-chome 301-201 (72) Inventor Kenichi Miyamoto 3-4-9 Ayase, Adachi-ku, Tokyo Sunpop Mizumura Mansion 714 (72) Inventor Mitsuaki Iida 2-807-310 Azuma, Azuma, Tsukuba, Ibaraki Prefecture (72) Inventor Ogawa Terushige 2804-650 Kosugaya-cho, Sakae-ku, Yokohama-shi, Kanagawa (72) Inventor: Atsumi Miyake
Claims (2)
生じる高温と高圧の条件下で分解させることを特徴とす
る有機ハロゲン化物の無害化方法。1. A method for detoxifying an organic halide, which comprises decomposing an organic halide under high-temperature and high-pressure conditions generated by the explosion of an explosive.
下、爆薬の爆発により生じる高温と高圧の条件下で分解
させることを特徴とする有機ハロゲン化物の無害化方
法。2. A method for detoxifying an organic halide, comprising decomposing an organic halide in the presence of an inorganic oxide under conditions of high temperature and high pressure generated by explosion of an explosive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP09309353A JP3108731B2 (en) | 1997-10-23 | 1997-10-23 | Method of detoxifying organic halides with explosives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP09309353A JP3108731B2 (en) | 1997-10-23 | 1997-10-23 | Method of detoxifying organic halides with explosives |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11128880A true JPH11128880A (en) | 1999-05-18 |
| JP3108731B2 JP3108731B2 (en) | 2000-11-13 |
Family
ID=17991992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP09309353A Expired - Lifetime JP3108731B2 (en) | 1997-10-23 | 1997-10-23 | Method of detoxifying organic halides with explosives |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3108731B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008194547A (en) * | 2006-03-23 | 2008-08-28 | Nippon Koki Co Ltd | Method of purifying polluted soil |
| JP2009513480A (en) * | 2005-08-26 | 2009-04-02 | クナツプ，ジヨン・エル | Energy generation method |
| JP2010264357A (en) * | 2009-05-13 | 2010-11-25 | National Institute Of Advanced Industrial Science & Technology | Waste treating method |
-
1997
- 1997-10-23 JP JP09309353A patent/JP3108731B2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009513480A (en) * | 2005-08-26 | 2009-04-02 | クナツプ，ジヨン・エル | Energy generation method |
| JP2008194547A (en) * | 2006-03-23 | 2008-08-28 | Nippon Koki Co Ltd | Method of purifying polluted soil |
| JP2010264357A (en) * | 2009-05-13 | 2010-11-25 | National Institute Of Advanced Industrial Science & Technology | Waste treating method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3108731B2 (en) | 2000-11-13 |
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