JP7311596B2 - 触媒組成物およびその用途 - Google Patents
触媒組成物およびその用途 Download PDFInfo
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Description
当業者であれば、本開示が、具体的に記載されたもの以外の変形および修正の対象となることを理解されたい。本開示は、全てのそのような変形および修正を含むことを理解されたい。本開示はまた、本明細書において、参照または示される、全てのそのようなステップ、特徴、組成物および化合物を、個々にまたは集合的に、ならびにそのようなステップまたは特徴のいずれかまたは複数の任意および全ての組み合わせを含む。
便宜上、本開示のさらなる説明の前に、本明細書で使用される特定の用語、および例をここに収集する。これらの定義は、本開示の残りの部分に照らして読まれ、当業者によって理解されるべきである。本明細書で使用される用語は、当業者に認識され、知られている意味を有するが、便宜上および完全性のために、特定の用語およびそれらの意味を以下に示す。
本開示の別の実施形態において、以下を含む触媒組成物が提供される:(a)少なくとも1つのスチームバイオチャー;および(b)前記少なくとも1つのスチームバイオチャー内に配置されている、少なくとも1つの三金属触媒。
本開示のさらに別の実施形態において、以下を含む触媒組成物が提供される:(a)少なくとも1つのスチームバイオチャー;および(b)金属構造が前記少なくとも1つのスチームバイオチャー上またはその内部に組み合わせて配置されている、少なくとも1つの三金属触媒。
以下の例は、本発明の例示として与えられ、本開示の範囲を限定するものと解釈されるべきではない。前述の一般的な説明および以下の詳細な説明はいずれも例示的かつ説明的なものにすぎず、請求項に係る主題のさらなる説明を提供することを意図していることを理解されたい。
生バイオチャーは、バイオマス(おがくず、稲わら、籾殻、バガス、その他の農業廃棄物)の1つの熱分解からの副産物として得られた。熱分解は、低速、高速またはフラッシュ熱分解法から選択される任意の方法から行うことができる。おがくずは、流動床反応器中、500℃、N2雰囲気下で、連続供給により熱分解した。生成物から揮発性ガスを分離した後、生バイオチャーを回収した。生バイオチャーを、流動床で、800℃で5時間、スチームを用いてさらに改質した。
この方法は、流動床反応器で実施された。炭素源として、メタンを10SPLHの流量(300~800 l/l/hの範囲内のGHSV)で供給した。17gの触媒組成物を反応器に装填した。反応器をN2でフラッシュした後、窒素下で550℃まで加熱した。さらに、H2環境下で還元を行い、触媒組成物を3時間還元した。還元後、反応器を反応温度750℃に加熱した。
CNTの形成を、図3、図4、図5、および図6に示すSEM画像により分析した。例2のプロセスで触媒1を使用した場合、表面には、ごくわずか(very few)/無視できる(negligible)CNTが観察された(図3)。例2のプロセスで触媒2を使用した場合、SEM画像から触媒上にカーボンナノフォームの核形成が認められたが、チューブ/シートの形成は認められなかった(図4)。しかし、触媒3を用いた場合には、このプロセスにより、直径40nm~100nmの範囲の多層CNTが生成された(図4)。
本開示は、水素およびカーボンナノチューブの製造方法に使用される触媒組成物を提供する。水素の製造の他に、それはまた、高品質、特に要求の厳しい産業用途に適した純度のカーボンナノチューブを得ることを可能にする。
Claims (13)
- (a)少なくとも1つのスチームバイオチャー;および
(b)ニッケル、銅、亜鉛、およびそれらの組み合わせからなる群から選択される金属を含む少なくとも1つの三金属触媒であって、前記少なくとも1つのスチームバイオチャーに対して、ニッケル担持量が20~60重量%の範囲であり、銅担持量が0.5~5.0重量%の範囲であり、亜鉛担持量が0.5~5.0重量%の範囲である、三金属触媒、
を含む、水素ガスおよびカーボンナノチューブを製造するための触媒組成物。 - 前記少なくとも1つのスチームバイオチャーに対して、ニッケル担持量が27~31重量%の範囲であり、銅担持量が2.0~2.7重量%の範囲であり、亜鉛担持量が2.0~2.7重量%の範囲である、請求項1に記載の触媒組成物。
- 前記少なくとも1つの三金属触媒が、前記少なくとも1つのスチームバイオチャーの上に、その中に、あるいは、その上またはその中に組み合わせて、配置される、請求項1に記載の触媒組成物。
- 前記少なくとも1つのスチームバイオチャーが、700~950m2/gの範囲の表面積を有し、0.60~0.70cc/gの範囲の細孔容積を有する、請求項1に記載の触媒組成物。
- 前記少なくとも1つのスチームバイオチャーが、生バイオチャーおがくず、生バイオチャー稲わら、生バイオチャー籾殻、生バイオチャーバガス、その他の農業廃棄物、およびそれらの組み合せから得られる、請求項1に記載の触媒組成物。
- (a)生バイオチャーをスチームで加熱して、少なくとも1つのスチームバイオチャーを得ること;
(b)少なくとも1つの三金属触媒を得ること;および
(c)前記少なくとも1つの三金属触媒を、前記少なくとも1つのスチームバイオチャーに含浸(impregnate)させ、続いて焼成(calcination)して、前記組成物を得ること、
を含む、請求項1に記載の触媒組成物の製造方法。 - スチームでの生バイオチャーの加熱は、700~900℃の範囲の温度で、5~6時間の範囲の期間行われる、請求項6に記載の方法。
- (a)請求項1~5のいずれか一項に記載の組成物を得ること;
(b)少なくとも1つのガス状炭化水素と、前記請求項1~5のいずれか一項に記載の組成物とを接触させて、混合物と水素ガスとを得ること;および
(c)前記混合物を処理して、カーボンナノチューブを得ること、
を含む、水素ガスおよびカーボンナノチューブの製造方法。 - 前記少なくとも1つのガス状炭化水素と前記請求項1~5のいずれか一項に記載の組成物との接触が、15分~600分の範囲の期間、600℃~800℃の範囲の温度で行われる、請求項8に記載の方法。
- 前記少なくとも1つのガス状炭化水素が、300~800 l/l/hの範囲のGHSVを有する、請求項8に記載の方法。
- 前記混合物を処理してカーボンナノチューブを得ることが、酸性処理、洗浄、乾燥、およびそれらの組み合わせから選択されるプロセスを含む、請求項8に記載の方法。
- 前記カーボンナノチューブが、ID/IG比が0.65~1.0である多層ナノチューブである、請求項8に記載の方法。
- 前記方法が、流動床反応器、移動床反応器、または回転床反応器から選択される反応器内で実施される、請求項8に記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IN201921033744 | 2019-08-21 | ||
| IN201921033744 | 2019-08-21 | ||
| PCT/IN2020/050642 WO2021033197A1 (en) | 2019-08-21 | 2020-07-24 | A catalyst composition and its applications thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2022545305A JP2022545305A (ja) | 2022-10-27 |
| JP7311596B2 true JP7311596B2 (ja) | 2023-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021527857A Active JP7311596B2 (ja) | 2019-08-21 | 2020-07-24 | 触媒組成物およびその用途 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US12351461B2 (ja) |
| EP (1) | EP4017630A4 (ja) |
| JP (1) | JP7311596B2 (ja) |
| WO (1) | WO2021033197A1 (ja) |
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| CN117431082B (zh) * | 2023-12-11 | 2024-03-08 | 成都万潜科延科技有限公司 | 生物质热解产生的焦油的催化碳化方法、碳材料及应用 |
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| JP2006281168A (ja) | 2005-04-05 | 2006-10-19 | Honjo Chemical Corp | 二層カーボンナノチューブを製造するための触媒とこれを用いる二層カーボンナノチューブの製造方法 |
| WO2010084721A1 (ja) | 2009-01-20 | 2010-07-29 | 日本電気株式会社 | ナノカーボン複合体の製造方法 |
| JP2016522083A (ja) | 2013-05-24 | 2016-07-28 | ヒンドゥスタン・ペトロリアム・コーポレーション・リミテッド | 酸化炭素を含まない水素およびバンブー構造カーボンナノチューブを製造するための低級炭化水素の触媒分解 |
| JP2017222547A (ja) | 2016-06-16 | 2017-12-21 | 進和テック株式会社 | 活性炭の製造方法及び活性炭製造システム |
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| US4009120A (en) * | 1975-08-18 | 1977-02-22 | Uop Inc. | Process for the regeneration of a solid bed metal phthalocyanine catalyst system |
| US4028269A (en) | 1975-08-21 | 1977-06-07 | Uop Inc. | Process for the preparation of a solid bed catalyst system |
| US20140162873A1 (en) * | 2012-07-11 | 2014-06-12 | South Dakota State University | Materials and methods for production of activated carbons |
| US10710949B2 (en) * | 2015-07-15 | 2020-07-14 | Archer Daniels Midland Company | Copper-containing multimetallic catalysts, and method for using the same to make biobased 1,2-propanediol |
| KR102560964B1 (ko) * | 2016-07-18 | 2023-07-28 | 에스케이이노베이션 주식회사 | 다중벽 탄소나노튜브 제조용 촉매 및 이를 이용한 다중벽 탄소나노튜브 및 그 제조 방법 |
| WO2019055998A1 (en) * | 2017-09-18 | 2019-03-21 | West Virginia University | CATALYSTS AND PROCESSES FOR MULTI-WAFER CARBON NANOTUBES WITH TUNABLE BASIC GROWTH |
| MX391962B (es) * | 2017-10-12 | 2025-03-21 | Mexicano Inst Petrol | Procedimiento de preparacion de un catalizador trimetalico soportado para la produccion de diesel de ultrabajo azufre y su aplicacion. |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2006281168A (ja) | 2005-04-05 | 2006-10-19 | Honjo Chemical Corp | 二層カーボンナノチューブを製造するための触媒とこれを用いる二層カーボンナノチューブの製造方法 |
| WO2010084721A1 (ja) | 2009-01-20 | 2010-07-29 | 日本電気株式会社 | ナノカーボン複合体の製造方法 |
| JP2016522083A (ja) | 2013-05-24 | 2016-07-28 | ヒンドゥスタン・ペトロリアム・コーポレーション・リミテッド | 酸化炭素を含まない水素およびバンブー構造カーボンナノチューブを製造するための低級炭化水素の触媒分解 |
| JP2017222547A (ja) | 2016-06-16 | 2017-12-21 | 進和テック株式会社 | 活性炭の製造方法及び活性炭製造システム |
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| EP4017630A4 (en) | 2023-09-06 |
| US20220009780A1 (en) | 2022-01-13 |
| JP2022545305A (ja) | 2022-10-27 |
| WO2021033197A1 (en) | 2021-02-25 |
| EP4017630A1 (en) | 2022-06-29 |
| US12351461B2 (en) | 2025-07-08 |
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