JP2010527931A - 反応器システム並びにオレフィンオキシド、1,2−ジオール、1,2−ジオールエーテル、1,2−カーボネートおよびアルカノールアミンの調製方法 - Google Patents
反応器システム並びにオレフィンオキシド、1,2−ジオール、1,2−ジオールエーテル、1,2−カーボネートおよびアルカノールアミンの調製方法 Download PDFInfo
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Abstract
Description
銅および亜鉛を含有する吸収材を収容する1つ以上の精製容器を含む1つ以上の精製区域;並びに
エポキシ化触媒を収容する1つ以上の反応容器を含む反応区域であって、1つ以上の精製区域の下流に位置する反応区域、
を含むシステムを提供する。
供給成分の1つ以上を、本発明による反応器システム内に位置する、銅および亜鉛を含有する吸収材と接触させて供給成分中の1つ以上の不純物の量を減少させ;並びに
続いて、供給成分をエポキシ化触媒と接触させてオレフィンオキシドを生成する
ことを含む方法を提供する。
存在する場合、0.01から50mmole/kgのレニウム、
存在する場合、各々0.1から500mmole/kgのさらなる元素、および
存在する場合、0.1から30mmole/kgのレニウム共助触媒。
内径4.8mmのステンレス鋼U字管内に、14−20メッシュのサイズ範囲に粉砕されている吸収材A 1gを入れた。吸収材Aはガラスウール栓によって管内に固定した。この管を周囲空気中に吊り下げ、約30℃の温度でこの実験の持続期間維持した。
実施例2は、吸収材Aの代わりに吸収材Bを用いたことを除いて、実施例1と実質的に同じ方法で行った。吸収材Bは、約8%w酸化銅、約3%w酸化クロムおよび約89%w活性炭の含有率を有していた。実施例2は477時間継続した。477時間の最後に、吸収材Bが気体状混合物から吸収材Bの質量に対して6.2%wイオウに等しい硫化二水素の量を除去していたことが決定された。
実施例3は、吸収材Aの代わりに吸収材Cを用いたことを除いて、実施例1と実質的に同じ方法で行った。吸収材Cは、約20%w酸化銅、約30%w酸化マンガンおよび約50%wアルミナの含有率を有していた。実施例3は626時間継続した。626時間の最後に、吸収材Cが気体状混合物から吸収材Cの質量に対して8.6%wイオウに等しい硫化二水素の量を除去していたことが決定された。
実施例4は、硫化二水素よりもむしろメタンエチオールがイオウ源としての役割を果たしたことを除いて、実施例1と実質的に同じ方法で行った。56ppmvメタンエチオールを残部の窒素中に含む気体状混合物をエチレン流に導入し、その結果生じるエチレンに対して14ppmvメタンエチオールの濃度を得た。実施例4においては、U字管は14−20メッシュサイズに破砕されている2g吸収材Aを収容していた。実施例4は617時間継続した。617時間の最後に、吸収材Aは気体状混合物から吸収材Aの質量に対して1.5%wイオウに等しいメタンエチオールの量を除去していたことが決定された。
実施例5は、吸収材Aの代わりに吸収材Bを用いたことを除いて、実施例4と実質的に同じ方法で行った。実施例5は307時間継続した。307時間の最後に、吸収材Bは気体状混合物から吸収材Bの質量に対して0.3%wイオウに等しいメタンエチオールの量を除去していたことが決定された。
実施例6は、吸収材Aの代わりに吸収材Cを用いたことを除いて、実施例4と実質的に同じ方法で行った。実施例6は93時間継続した。93時間の最後に、吸収材Cは気体状混合物から吸収材Bの質量に対して0.3%w未満のイオウに等しいメタンエチオールの量を除去していた。
実施例7は、硫化二水素よりはむしろ硫化カルボニルがイオウ源としての役割を果たしたことを除いて、実施例1と実質的に同じ方法で行った。50ppmv硫化カルボニルを残部の窒素中に含む気体状混合物をエチレン流に導入し、その結果生じるエチレンに対して13ppmv硫化カルボニルの濃度を得た。実施例7は1208時間継続した。1208時間の最後に、吸収材Aは気体状混合物から吸収材Aの質量に対して16.4%wイオウに等しい硫化カルボニルの量を除去していたことが決定された。
実施例8は、吸収材Aの代わりに吸収材Bを用いたことを除いて、実施例7と実質的に同じ方法で行った。実施例8は281時間継続した。281時間の最後に、吸収材Bは気体状混合物から吸収材Bの質量に対して2.2%wイオウに等しい硫化カルボニルの量を除去していたことが決定された。
実施例9は、吸収材Aの代わりに吸収材Cを用いたことを除いて、実施例7と実質的に同じ方法で行った。実施例9は475時間継続した。475時間の最後に、吸収材Cは気体状混合物から吸収材Cの質量に対して3.5%wイオウに等しい硫化カルボニルの量を除去していたことが決定された。
実施例10は、硫化二水素よりもむしろ硫化ジメチルがイオウ源としての役割を果たしたことを除いて、実施例1と実質的に同じ方法で行った。50ppmv硫化ジメチルを残部の窒素中に含む気体状混合物をエチレン流に導入し、その結果生じるエチレンに対して5ppmv硫化ジメチルの濃度を得た。実施例10においては、U字管は14−20メッシュサイズに破砕されている4g吸収材Aを収容していた。実施例10は255時間継続した。255時間の最後に、吸取材Aは気体状混合物から吸収材Aの質量に対して0.05%wイオウに等しい硫化ジメチルの量を除去していた。
実施例11は、吸収材Aの代わりに吸収材Bを用いたことを除いて、実施例10と実質的に同じ方法で行った。実施例11は87時間継続した。87時間の最後に、吸収材Bは気体状混合物から吸収材Bの質量に対して0.03%wイオウに等しい硫化ジメチルの量を除去していたことが決定された。
実施例12は、吸収材Aの代わりに吸収材Cを用いたことを除いて、実施例10と実質的に同じ方法で行った。実施例12は24時間継続した。吸収材Cは最初の露出区間の最中でさえイオウの除去に有効ではなく、除去した硫化ジメチルの量は吸収材Cの質量に対して0.02%w未満のイオウに等しいものであった。
Claims (15)
- オレフィンオキシドを調製するためのエポキシ化反応器システムであって、
銅および亜鉛を含有する吸収材を収容する1つ以上の精製容器を含む1つ以上の精製区域;並びに
エポキシ化触媒を収容する1つ以上の反応容器を含む反応区域であって、1つ以上の精製区域の下流に位置する反応区域、
を含む、反応器システム。 - 吸収材がコバルト、クロム、鉛、マンガンおよびニッケルから選択される追加的な金属をさらに含み、特に、追加的な金属がクロム、マンガンおよびニッケルから選択される、請求項1において請求される反応器システム。
- 吸収材がアルミナ、チタニア、シリカ、活性炭およびこれらの混合物から選択される支持物質をさらに含む、請求項1または2において請求される反応器システム。
- 支持物質が吸収材の重量に対して2から80%wの量で存在する、請求項3において請求される反応器システム。
- 触媒が銀を含む、請求項1または請求項2から4のいずれかにおいて請求される反応器システム。
- オレフィンおよび酸素を含む1つ以上の供給成分を含有する供給物を反応させることによるオレフィンオキシドの調製方法であって、
供給成分の1つ以上を、請求項1または請求項2から5のいずれかにおいて請求される反応器システム内に位置する、銅および亜鉛を含有する吸収材と接触させて供給成分中の1つ以上の不純物の量を減少させ;並びに
続いて、供給成分をエポキシ化触媒と接触させてオレフィンオキシドを生成する、
ことを含む、方法。 - 1つ以上の不純物が硫化二水素、硫化カルボニル、メルカプタン、有機硫化物およびこれらの組み合わせから選択される1つ以上のイオウ不純物を含む、請求項6において請求される方法。
- 1つ以上のイオウ不純物がメルカプタン、特に、エタンエチオールもしくはメタンエチオールを含む、請求項7において請求される方法。
- 1つ以上の不純物が硫化カルボニルを含む、請求項7または8において請求される方法。
- 1つ以上の不純物が硫化二水素を含む、請求項7または請求項8から9のいずれかにおいて請求される方法。
- オレフィンがエチレンを含む、請求項6または請求項7から10のいずれかにおいて請求される方法。
- エチレンが生物資源材料の発酵によって調製される有機含酸素体から誘導される、請求項11において請求される方法。
- 1つ以上の供給成分を高くとも50℃の温度で吸収材と接触させる、請求項6または請求項7から12のいずれかにおいて請求される方法。
- 1つ以上の供給成分が飽和炭化水素をさらに含み、飽和炭化水素供給成分を吸収材と接触させる、請求項6または請求項7から13のいずれかにおいて請求される方法。
- オレフィンオキシドを1,2−ジオール、1,2−ジオールエーテル、1,2−カーボネートもしくはアルカノールアミンに変換することを含む1,2−ジオール、1,2−ジオールエーテル、1,2−カーボネートもしくはアルカノールアミンの調製方法であって、オレフィンオキシドが請求項6または請求項7から14のいずれかにおいて請求される方法によって調製されている、方法。
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US60/948,124 | 2007-07-05 | ||
PCT/US2008/063715 WO2008144396A2 (en) | 2007-05-18 | 2008-05-15 | A reactor system, and a process for preparing an olefin oxide, a 1,2-diol, a 1,2-diol ether, a 1,2-carbonate and an alkanolamine |
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BR112015000865A2 (pt) | 2012-07-26 | 2017-06-27 | Scient Design Co | processo de epoxidação |
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