JP3233922B2 - Method for producing honeycomb-shaped activated carbon - Google Patents
Method for producing honeycomb-shaped activated carbonInfo
- Publication number
- JP3233922B2 JP3233922B2 JP17694289A JP17694289A JP3233922B2 JP 3233922 B2 JP3233922 B2 JP 3233922B2 JP 17694289 A JP17694289 A JP 17694289A JP 17694289 A JP17694289 A JP 17694289A JP 3233922 B2 JP3233922 B2 JP 3233922B2
- Authority
- JP
- Japan
- Prior art keywords
- activated carbon
- honeycomb
- shaped activated
- shaped
- producing
- 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.)
- Expired - Fee Related
Links
Description
【発明の詳細な説明】 ［産業上の利用分野］ 本発明は、ハニカム状活性炭の製造方法に関する。更
に詳しくは活性炭原料組成物に対し、熱分解性の有機ポ
リマーからなる繊維をフィラーとして加える成形した
後、フィラーを熱分解させるハニカム状活性炭の製造方
法である。この活性炭はオゾン分解用に適している。Description: TECHNICAL FIELD The present invention relates to a method for producing honeycomb-shaped activated carbon. More specifically, the present invention relates to a method for producing a honeycomb-shaped activated carbon in which a fiber composed of a thermally decomposable organic polymer is added as a filler to an activated carbon raw material composition, and then the filler is thermally decomposed. This activated carbon is suitable for ozonolysis.
［従来技術］ 活性炭は、乾式複写機などの電子写真機、レーザープ
リンター等で発生する低濃度オゾンの分解、上下水処理
のオゾン発生機の高濃度オゾン処理、冷蔵庫などの脱臭
剤、溶剤回収、ジャーポット、コーヒーメーカーの熱湯
の脱塩素・脱臭、家庭用飲料水の処理等広い分野で使用
されている。[Prior art] Activated carbon is used to decompose low-concentration ozone generated by electrophotographic machines such as dry copiers, laser printers, etc., high-concentration ozone treatment by an ozone generator for water and sewage treatment, deodorant for refrigerators and other solvents, solvent recovery, It is used in a wide range of fields, such as the removal of chlorine and deodorization of hot water from jar pots and coffee makers, and the treatment of domestic drinking water.
とくにハニカム状の活性炭は、気孔率が高いという優
れた点から汎用的に使用されている。In particular, honeycomb-shaped activated carbon is widely used because of its high porosity.
従来は、活性炭粉末、または炭素粉末とバインダーと
滑り材とを押出機で成型して、炭化処理または賦活処理
してハニカム状の活性炭を製造する方法がとられてき
た。そしてハニカムの性能を向上させ、高性能にするた
めには、長いハニカムを使用する必要があった。Conventionally, a method has been adopted in which activated carbon powder, or carbon powder, a binder, and a sliding material are molded by an extruder and carbonized or activated to produce a honeycomb-shaped activated carbon. Then, in order to improve the performance of the honeycomb and to achieve high performance, it was necessary to use a long honeycomb.
［発明が解決しようとする課題］ しかし従来技術のハニカムは高価であり、コストが高
いという問題点があった。またハニカム状の活性炭は、
強度が小さく、性能が悪いため、多量に使用しないとい
けないなどの問題点があった。[Problems to be Solved by the Invention] However, the prior art honeycomb is expensive and has a problem of high cost. In addition, honeycomb activated carbon is
Since the strength is low and the performance is poor, there is a problem that a large amount must be used.
本発明は、前記した従来技術の課題を解決するため、
成型したハニカムを炭化あるいは賦活の際、焼成時に除
去可能なフイラーを混入することにより、ハニカムを高
性能化すると同時に、コスト的に優れたハニカム状活性
炭の製造方法を提供する。The present invention solves the above-mentioned problems of the prior art,
Provided is a method for manufacturing a honeycomb-shaped activated carbon which is high in cost and excellent in cost, by mixing a filler which can be removed at the time of firing when carbonizing or activating the formed honeycomb.
［課題を解決するための手段］ 前記目的を達成するため本発明は下記の構成からな
る。[Means for Solving the Problems] To achieve the above object, the present invention comprises the following constitutions.
すなわち本発明は、活性炭粉末及び有機バインダー、
加熱炭素化処理により分解する直径５〜20μｍの有機ポ
リマーからなる繊維を含む混合物を、混練してハニカム
状に成形した後、不活性ガス雰囲気中で加熱して炭素化
せしめ、更にLPG燃焼ガス中で賦活せしめてなるオゾン
分解用ハニカム状活性炭の製造方法である。That is, the present invention provides an activated carbon powder and an organic binder,
A mixture containing fibers made of an organic polymer having a diameter of 5 to 20 μm, which is decomposed by the heating carbonization treatment, is kneaded, formed into a honeycomb shape, and then heated in an inert gas atmosphere to be carbonized. This is a method for producing a honeycomb-shaped activated carbon for ozone decomposition activated by the above.
加熱炭素化処理により分解する有機ポリマーからなる
繊維としては、ポリエステル、ナイロン、ビニロン、ア
クリル系ポリマー、ポリオレフィン等の合成繊維が使用
可能である。As the fiber made of the organic polymer decomposed by the heat carbonization treatment, synthetic fibers such as polyester, nylon, vinylon, acrylic polymer, and polyolefin can be used.
有機バインダーとしては、フェノール樹脂、フラン樹
脂、ピッチ、タール等が使用可能である。As the organic binder, phenol resin, furan resin, pitch, tar and the like can be used.
添加量は活性炭100重量部に対して、フィラーである
有機ポリマーからなる繊維が10〜80重量部、有機バイン
ダーが５〜50重量部、その他成形を容易にするために滑
り材を混合してもよい。Addition amount is 100 to 100 parts by weight of activated carbon, 10 to 80 parts by weight of a fiber made of an organic polymer as a filler, 5 to 50 parts by weight of an organic binder, and even if a sliding material is mixed to facilitate molding. Good.
混合は、好ましくはニーダー、ブレンダーなどで行な
う。他の混合手段として、押出機のスクリュー内で混合
することも採用できる。Mixing is preferably performed in a kneader, a blender or the like. As another mixing means, mixing in a screw of an extruder can also be adopted.
成型は、通常の押出式ハニカム成型機が使用できる。 For the molding, an ordinary extrusion-type honeycomb molding machine can be used.
得られたハニカム成型体は、切断、乾燥し、加熱、焼
成することにより本発明のハニカム状活性炭が得られ
る。The obtained honeycomb molded body is cut, dried, heated and fired to obtain the honeycomb-shaped activated carbon of the present invention.
焼成、賦活処理は、従来の公知のあるいはその他のい
かなる方法であってもよい。The firing and the activation treatment may be performed by any conventionally known or other methods.
［作用］ 本発明方法は、ハニカム成形工程以前の段階で、活性
炭原料組成物に対し後の加熱炭素化処理工程で分解除去
可能なフィラーである、特定範囲の繊維径を有する有機
ポリマーからなる繊維を添加することにより、ハニカム
状活性炭の吸着性能等の特性を向上させると同時に、コ
スト的にも優れた製造方法である。[Function] The method of the present invention is a fiber comprising an organic polymer having a fiber diameter in a specific range, which is a filler which can be decomposed and removed in a subsequent heating carbonization treatment step on an activated carbon raw material composition at a stage before a honeycomb forming step. Is a production method that improves the characteristics such as the adsorption performance of the honeycomb activated carbon and is excellent in cost.
そして、ハニカム活性炭の吸着性能を向上できるの
で、接触効率の向上、分解率、吸着速度の向上、圧損の
低下、それにより、ハニカム使用量（長さ）の減少を図
ることができる。In addition, since the adsorption performance of the honeycomb activated carbon can be improved, the contact efficiency can be improved, the decomposition rate, the adsorption speed can be improved, the pressure loss can be reduced, and the amount (length) of the honeycomb used can be reduced.
また活性炭に対する、バインダー量の比率が増すた
め、活性炭の強度を向上させることができる。Further, since the ratio of the amount of the binder to the activated carbon is increased, the strength of the activated carbon can be improved.
［実施例］ 以下実施例を用いて本発明方法をさらに具体的に説明
する。なお本発明は下記の実施例に限定して解釈される
ことはない。[Example] Hereinafter, the method of the present invention will be described more specifically with reference to examples. The present invention is not construed as being limited to the following examples.
実施例１及び２、比較例１ 活性炭粉末100重量部、平均繊維径８μｍ、平均長さ2
mmのナイロン繊維30重量部、フェノール樹脂30重量部、
ピッチ30重量部に水を加えた混合物をニーダーで混練し
た後、500セル/inch2のハニカム状に押し出した。次に8
00℃で乾留し、LPG燃焼ガス中で950℃で賦活し、更にカ
ッターで厚み20mmに切断して、ハニカム状活性炭を調製
した（実施例１）。また、ナイロン繊維50重量部を混入
した他は実施例１と同じ条件でハニカム状活性炭を調製
した（実施例２）。Examples 1 and 2, Comparative Example 1 100 parts by weight of activated carbon powder, average fiber diameter 8 μm, average length 2
mm nylon fiber 30 parts by weight, phenolic resin 30 parts by weight,
A mixture obtained by adding water to a pitch of 30 parts by weight was kneaded with a kneader, and extruded into a honeycomb shape of 500 cells / inch 2 . Then 8
The mixture was carbonized at 00 ° C., activated at 950 ° C. in LPG combustion gas, and further cut to a thickness of 20 mm with a cutter to prepare a honeycomb activated carbon (Example 1). A honeycomb-shaped activated carbon was prepared under the same conditions as in Example 1 except that 50 parts by weight of nylon fiber was mixed (Example 2).
比較のため実施例１においてナイロン繊維を混入しな
い他は同じ条件でハニカム状活性炭を調製した（比較例
１）。For comparison, a honeycomb activated carbon was prepared under the same conditions as in Example 1 except that no nylon fiber was mixed (Comparative Example 1).
これらのハニカム状活性炭を用いて常温で線速度1m/s
ec.オゾン濃度1ppmでオゾン分解テストを行って、前記
で得られたハニカム状活性炭の性能を比較した。その結
果を第１表に示す。A linear velocity of 1 m / s at room temperature using these honeycomb activated carbons
ec. An ozone decomposition test was performed at an ozone concentration of 1 ppm to compare the performance of the honeycomb-shaped activated carbon obtained above. Table 1 shows the results.
第１表によって、本発明方法で調製されたハニカム状
活性炭（実施例１、２）は、ナイロン繊維を含まないハ
ニカム状活性炭（比較例１）と較べて吸着性に優れ、且
つ高いオゾン分解率を示した。また、実施例１、２で得
られたハニカム状成形体は圧縮強度も高い値を示した。According to Table 1, the honeycomb-shaped activated carbon prepared by the method of the present invention (Examples 1 and 2) has excellent adsorptivity and a high ozone decomposition rate as compared with the honeycomb-shaped activated carbon containing no nylon fiber (Comparative Example 1). showed that. Further, the honeycomb-shaped formed bodies obtained in Examples 1 and 2 also exhibited high values of compressive strength.
［発明の効果］ 本発明方法は、ハニカム成型工程以前の段階で、活性
炭原料組成物に対し、後の加熱処理工程で焼成除去可能
なフィラーを添加したので、活性炭の吸着性能などの特
性を高性能化すると同時に、コスト的に優れたハニカム
状活性炭の製造方法とすることができた。 [Effects of the Invention] In the method of the present invention, a filler that can be removed by firing in a subsequent heat treatment step is added to the activated carbon raw material composition at a stage before the honeycomb molding step, so that the properties such as the adsorption performance of activated carbon are improved. At the same time as the performance was improved, it was possible to provide a method for producing a honeycomb-shaped activated carbon which was excellent in cost.
また、バインダー使用量を低下でき、同一機能を達成
させるためには、活性炭量も低下させることができた。Also, the amount of the activated carbon could be reduced in order to reduce the amount of binder used and achieve the same function.
その他塩素分解能、オゾン分解能の向上ができ、オゾ
ン、塩素、吸着能が向上した。また高LVで使用可能であ
り、短くて、よりコンパクトになる等の顕著な効果が得
られた。In addition, chlorine resolution and ozone resolution were improved, and ozone, chlorine and adsorption capacity were improved. In addition, remarkable effects such as being usable at high LV and being shorter and more compact were obtained.
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ Ｃ０１Ｂ 31/08 Ｃ０１Ｂ 31/08 (56)参考文献 特開 昭62−230668（ＪＰ，Ａ) 特開 昭62−283866（ＪＰ，Ａ) 特開 昭59−169919（ＪＰ，Ａ) 特開 昭60−96516（ＪＰ，Ａ) 特開 平２−249554（ＪＰ，Ａ) 特開 昭57−200214（ＪＰ，Ａ) 実開 昭62−106623（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) B32B 31/30 B01J 20/20 B01J 20/28 B28B 3/26 ──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. 7 Identification symbol FI C01B 31/08 C01B 31/08 (56) References JP-A-62-230668 (JP, A) JP-A-62-283866 (JP) JP-A-59-169919 (JP, A) JP-A-60-96516 (JP, A) JP-A-2-249554 (JP, A) JP-A-57-200214 (JP, A) 62-106623 (JP, U) (58) Field surveyed (Int. Cl. 7 , DB name) B32B 31/30 B01J 20/20 B01J 20/28 B28B 3/26
Claims (1)
化処理により分解する直径５〜20μｍの有機ポリマーか
らなる繊維を含む混合物を、混練してハニカム状に成形
した後、不活性ガス雰囲気中で加熱して炭素化せしめ、
更にLPG燃焼ガス中で賦活せしめてなるオゾン分解用ハ
ニカム状活性炭の製造方法。1. A mixture containing activated carbon powder, an organic binder, and a fiber made of an organic polymer having a diameter of 5 to 20 μm which is decomposed by heating carbonization treatment, is kneaded to form a honeycomb shape, and then heated in an inert gas atmosphere. And carbonize it,
Further, a method for producing a honeycomb-like activated carbon for ozone decomposition, which is activated in LPG combustion gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17694289A JP3233922B2 (en) | 1989-07-07 | 1989-07-07 | Method for producing honeycomb-shaped activated carbon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17694289A JP3233922B2 (en) | 1989-07-07 | 1989-07-07 | Method for producing honeycomb-shaped activated carbon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0342039A JPH0342039A (en) | 1991-02-22 |
| JP3233922B2 true JP3233922B2 (en) | 2001-12-04 |
Family
ID=16022434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17694289A Expired - Fee Related JP3233922B2 (en) | 1989-07-07 | 1989-07-07 | Method for producing honeycomb-shaped activated carbon |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3233922B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103785353A (en) * | 2014-01-18 | 2014-05-14 | 山西潞安矿业(集团)有限责任公司 | Method for preparing composite activated carbon-zeolite material from coal gangue |
| CN114471500A (en) * | 2022-03-03 | 2022-05-13 | 瓷彩(山东)环境科技有限公司 | Honeycomb-shaped material activation furnace and material production process |
-
1989
- 1989-07-07 JP JP17694289A patent/JP3233922B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0342039A (en) | 1991-02-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |