JP2018043992A - 塩素化プロペンの製造方法 - Google Patents
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- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
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Abstract
【解決手段】1,2,3−トリクロロプロパンを含む供給流からの塩素化プロペンの製造方法であって、少なくとも1つの塩素化工程及び少なくとも1つの脱塩化水素化工程を含み、当該方法により生成した1,2,2,3−テトラクロロプロパンを再循環及び/又はさらに反応させる、塩素化プロペンの製造方法。
【選択図】図1
Description
[態様1]
1,2,3−トリクロロプロパンを含む供給流からの塩素化プロペンの製造方法であって、少なくとも1つの塩素化工程及び少なくとも1つの脱塩化水素化工程を含み、当該方法により生成した1,2,2,3−テトラクロロプロパンを再循環及び/又はさらに反応させる、塩素化プロペンの製造方法。
[態様2]
前記塩素化工程によりテトラクロロプロパンとペンタクロロプロパンとを含む混合物が生成する、上記態様1に記載の方法。
[態様3]
前記混合物が分離されて1,2,2,3−テトラクロロプロパンを含む流れをもたらす、上記態様2に記載の方法。
[態様4]
前記1,2,2,3−テトラクロロプロパン流れが第1塩素化工程に再循環される、上記態様3に記載の方法。
[態様5]
前記1,2,2,3−テトラクロロプロパン流れが第2塩素化工程において塩素化されて1,1,2,2,3−ペンタクロロプロパンをもたらす、上記態様3に記載の方法。
[態様6]
前記分離により、さらに、未反応の1,2,3−トリクロロプロパンの流れがもたらされ、当該未反応の1,2,3−トリクロロプロパンの流れは塩素化工程に再循環される、上記態様3に記載の方法。
[態様7]
前記分離により、さらに、HClの流れと未反応のCl 2 を含む流れがもたらされ、HClが当該方法から無水HClとして回収され、前記Cl 2 は再循環される、上記態様3に記載の方法。
[態様8]
前記分離により、さらに、1,1,2,3−テトラクロロプロパンを含む流れと、ペンタクロロプロパン異性体とより重質の副生成物とを含む流れがもたらされる、上記態様3に記載の方法。
[態様9]
1,1,2,3−テトラクロロプロパンを含む前記流れを脱塩化水素化してトリクロロプロペンを含む流れを生成させ、当該トリクロロプロペン流れを塩素化して1,1,1,2,3−ペンタクロロプロパンと1,1,2,2,3−ペンタクロロプロパンとを含む流れを生成させる、上記態様8に記載の方法。
[態様10]
前記少なくとも1つの塩素化工程が、アゾビスイソブチロニトリル、1,1’−アゾビス(シクロヘキサンカルボニトリル)、2,2’−アゾビス(2,4−ジメチルバレロニトリル)、ジメチル2,2’−アゾビス(2−メチルプロピオネート)又はこれらの組み合わせを含むフリーラジカル開始剤の存在下で行われる、上記態様1に記載の方法。
[態様11]
前記少なくとも1つの脱塩化水素化工程が、鉄、塩化第二鉄、塩化アルミニウム又はこれらの組み合わせを含む脱塩化水素化触媒の存在下で実施される、上記態様1に記載の方法。
[態様12]
前記混合物の残りを脱塩化水素化して、1,1,2,3−テトラクロロプロペン、2,3,3−テトラクロロプロパン、HCl及び未反応のペンタクロロプロパンを含む流れをもたらす、上記態様3に記載の方法。
[態様13]
前記未反応のペンタクロロプロパンを脱塩化水素化して1,1,2,3−テトラクロロプロペンを含む混合物をもたらす、上記態様12に記載の方法。
[態様14]
前記1,2,2,3−テトラクロロプロパンを脱塩化水素化工程に再循環させて1,2,3−トリクロロプロペンを生成させ、当該1,2,3−トリクロロプロペンを塩素化して1,1,2,2,3−ペンタクロロプロパンを生成させる、上記態様3に記載の方法。
[態様15]
上記態様1に記載の方法により製造した塩素化プロペンを2,3,3,3−テトラフルオロプロパ−1−エン又は1,3,3,3−テトラフルオロプロパ−1−エンに変換することを含む、2,3,3,3−テトラフルオロプロパ−1−エン又は1,3,3,3−テトラフルオロプロパ−1−エンの製造方法。
Claims (15)
- 1,2,3−トリクロロプロパンを含む供給流からの塩素化プロペンの製造方法であって、少なくとも1つの塩素化工程及び少なくとも1つの脱塩化水素化工程を含み、当該方法により生成した1,2,2,3−テトラクロロプロパンを再循環及び/又はさらに反応させる、塩素化プロペンの製造方法。
- 前記塩素化工程によりテトラクロロプロパンとペンタクロロプロパンとを含む混合物が生成する、請求項1に記載の方法。
- 前記混合物が分離されて1,2,2,3−テトラクロロプロパンを含む流れをもたらす、請求項2に記載の方法。
- 前記1,2,2,3−テトラクロロプロパン流れが第1塩素化工程に再循環される、請求項3に記載の方法。
- 前記1,2,2,3−テトラクロロプロパン流れが第2塩素化工程において塩素化されて1,1,2,2,3−ペンタクロロプロパンをもたらす、請求項3に記載の方法。
- 前記分離により、さらに、未反応の1,2,3−トリクロロプロパンの流れがもたらされ、当該未反応の1,2,3−トリクロロプロパンの流れは塩素化工程に再循環される、請求項3に記載の方法。
- 前記分離により、さらに、HClの流れと未反応のCl2を含む流れがもたらされ、HClが当該方法から無水HClとして回収され、前記Cl2は再循環される、請求項3に記載の方法。
- 前記分離により、さらに、1,1,2,3−テトラクロロプロパンを含む流れと、ペンタクロロプロパン異性体とより重質の副生成物とを含む流れがもたらされる、請求項3に記載の方法。
- 1,1,2,3−テトラクロロプロパンを含む前記流れを脱塩化水素化してトリクロロプロペンを含む流れを生成させ、当該トリクロロプロペン流れを塩素化して1,1,1,2,3−ペンタクロロプロパンと1,1,2,2,3−ペンタクロロプロパンとを含む流れを生成させる、請求項8に記載の方法。
- 前記少なくとも1つの塩素化工程が、アゾビスイソブチロニトリル、1,1’−アゾビス(シクロヘキサンカルボニトリル)、2,2’−アゾビス(2,4−ジメチルバレロニトリル)、ジメチル2,2’−アゾビス(2−メチルプロピオネート)又はこれらの組み合わせを含むフリーラジカル開始剤の存在下で行われる、請求項1に記載の方法。
- 前記少なくとも1つの脱塩化水素化工程が、鉄、塩化第二鉄、塩化アルミニウム又はこれらの組み合わせを含む脱塩化水素化触媒の存在下で実施される、請求項1に記載の方法。
- 前記混合物の残りを脱塩化水素化して、1,1,2,3−テトラクロロプロペン、2,3,3−テトラクロロプロパン、HCl及び未反応のペンタクロロプロパンを含む流れをもたらす、請求項3に記載の方法。
- 前記未反応のペンタクロロプロパンを脱塩化水素化して1,1,2,3−テトラクロロプロペンを含む混合物をもたらす、請求項12に記載の方法。
- 前記1,2,2,3−テトラクロロプロパンを脱塩化水素化工程に再循環させて1,2,3−トリクロロプロペンを生成させ、当該1,2,3−トリクロロプロペンを塩素化して1,1,2,2,3−ペンタクロロプロパンを生成させる、請求項3に記載の方法。
- 請求項1に記載の方法により製造した塩素化プロペンを2,3,3,3−テトラフルオロプロパ−1−エン又は1,3,3,3−テトラフルオロプロパ−1−エンに変換することを含む、2,3,3,3−テトラフルオロプロパ−1−エン又は1,3,3,3−テトラフルオロプロパ−1−エンの製造方法。
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EP2739595B1 (en) | 2011-08-07 | 2018-12-12 | Blue Cube IP LLC | Process for the production of chlorinated propenes |
CN102351637B (zh) | 2011-08-31 | 2013-10-23 | 浙江师范大学 | 一种2, 3, 3, 3-四氟丙烯的制备方法 |
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JP6449791B2 (ja) | 2013-03-09 | 2019-01-09 | ブルー キューブ アイピー エルエルシー | クロロアルカンの製造方法 |
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- 2012-08-01 CN CN201810846236.5A patent/CN108929192A/zh active Pending
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- 2012-08-01 EP EP12750649.1A patent/EP2739596B1/en not_active Not-in-force
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Publication number | Publication date |
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US20140163265A1 (en) | 2014-06-12 |
WO2013022676A1 (en) | 2013-02-14 |
EP2739596B1 (en) | 2019-05-01 |
US9475739B2 (en) | 2016-10-25 |
CN108929192A (zh) | 2018-12-04 |
JP2014529588A (ja) | 2014-11-13 |
CN103717559A (zh) | 2014-04-09 |
JP6629821B2 (ja) | 2020-01-15 |
US20140163266A1 (en) | 2014-06-12 |
US8907148B2 (en) | 2014-12-09 |
CA2844319A1 (en) | 2013-02-14 |
EP2739596A1 (en) | 2014-06-11 |
JP6420145B2 (ja) | 2018-11-07 |
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