JP2017525666A5 - - Google Patents

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Publication number: JP2017525666A5
Authority: JP; Japan
Prior art keywords: washing; phase; nitrobenzene; phase separation; plant
Prior art date: 2015-06-22
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.): Granted

Application number

JP2016575028A

Other languages

English (en)

Japanese (ja)

Other versions

JP2017525666A (ja

JP6661555B2 (ja

Filing date

2015-06-22

Publication date

2018-08-16

2015-06-22 Application filed filed Critical

2015-06-22 Priority claimed from PCT/EP2015/063924 external-priority patent/WO2015197521A1/de

2017-09-07 Publication of JP2017525666A publication Critical patent/JP2017525666A/ja

2018-08-16 Publication of JP2017525666A5 publication Critical patent/JP2017525666A5/ja

2020-03-11 Application granted granted Critical

2020-03-11 Publication of JP6661555B2 publication Critical patent/JP6661555B2/ja

Status Active legal-status Critical Current

2035-06-22 Anticipated expiration legal-status Critical

Links

LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 claims description 72
238000005406 washing Methods 0.000 claims description 43
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 38
239000012071 phase Substances 0.000 claims description 37
UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 27
238000000034 method Methods 0.000 claims description 17
238000004821 distillation Methods 0.000 claims description 13
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 8
239000008346 aqueous phase Substances 0.000 claims description 8
229910017604 nitric acid Inorganic materials 0.000 claims description 8
238000004140 cleaning Methods 0.000 claims description 7
238000000354 decomposition reaction Methods 0.000 claims description 4
239000002699 waste material Substances 0.000 claims description 3
230000007935 neutral effect Effects 0.000 claims description 2
238000005191 phase separation Methods 0.000 claims 29
239000002351 wastewater Substances 0.000 claims 14
238000011144 upstream manufacturing Methods 0.000 claims 6
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 6
238000002360 preparation method Methods 0.000 claims 5
238000011084 recovery Methods 0.000 claims 5
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 3
238000006396 nitration reaction Methods 0.000 claims 3
238000000746 purification Methods 0.000 claims 3
239000011541 reaction mixture Substances 0.000 claims 3
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims 2
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims 2
239000000203 mixture Substances 0.000 claims 2
UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims 1
239000007864 aqueous solution Substances 0.000 claims 1
230000003796 beauty Effects 0.000 claims 1
230000015572 biosynthetic process Effects 0.000 claims 1
230000009849 deactivation Effects 0.000 claims 1
238000001704 evaporation Methods 0.000 claims 1
238000007689 inspection Methods 0.000 claims 1
238000012423 maintenance Methods 0.000 claims 1
238000000926 separation method Methods 0.000 claims 1
229910000029 sodium carbonate Inorganic materials 0.000 claims 1
239000012074 organic phase Substances 0.000 description 2
239000002253 acid Substances 0.000 description 1
238000009835 boiling Methods 0.000 description 1
238000010276 construction Methods 0.000 description 1
239000012535 impurity Substances 0.000 description 1
239000007788 liquid Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1

JP2016575028A 2014-06-24 2015-06-22 ニトロベンゼンの製造方法 Active JP6661555B2 (ja)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
EP14173583		2014-06-24
EP14173583.7		2014-06-24
PCT/EP2015/063924 WO2015197521A1 (de)	2014-06-24	2015-06-22	Verfahren zur herstellung von nitrobenzol

Publications (3)

Publication Number	Publication Date
JP2017525666A JP2017525666A (ja)	2017-09-07
JP2017525666A5 true JP2017525666A5 (2)	2018-08-16
JP6661555B2 JP6661555B2 (ja)	2020-03-11

Family

ID=50979654

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP2016575028A Active JP6661555B2 (ja)	2014-06-24	2015-06-22	ニトロベンゼンの製造方法

Country Status (8)

Country	Link
US (2)	US10023524B2 (2)
EP (1)	EP3160932B1 (2)
JP (1)	JP6661555B2 (2)
KR (1)	KR102414963B1 (2)
CN (1)	CN106660934B (2)
PT (1)	PT3160932T (2)
SA (1)	SA516380565B1 (2)
WO (1)	WO2015197521A1 (2)

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EP3160932B1 (de) *	2014-06-24	2018-03-14	Covestro Deutschland AG	Verfahren zur herstellung von nitrobenzol
CN108348889B (zh) *	2015-09-24	2020-09-15	科思创德国股份有限公司	制备异氰酸酯的方法
PT3592727T (pt)	2017-03-07	2024-06-26	Covestro Deutschland Ag	Método para fabrico de nitrobenzeno
CN107512810B (zh) *	2017-07-13	2021-04-16	安徽东至广信农化有限公司	一种硝基氯苯生产后废水处理方法
CN113924284B (zh) *	2019-04-17	2025-01-28	科思创德国股份有限公司	用于制备硝基苯的方法及装置
CN110511146A (zh) *	2019-09-17	2019-11-29	四川北方红光特种化工有限公司	一种废酸量低的单硝基邻二甲苯的生产方法及其生产系统
US12129187B2 (en) *	2020-04-27	2024-10-29	Covestro Deutschland Ag	Method for cleaning aqueous wastewater streams loaded with nitrobenzene
CN115193366B (zh) *	2021-04-09	2024-04-09	万华化学集团股份有限公司	一种硝化反应装置及利用该反应装置进行硝化反应的方法
CN121568781A (zh)	2023-08-25	2026-02-24	科思创德国股份有限公司	用于芳族化合物硝化的反应器，包括所述反应器的生产设备和使用所述反应器的硝化方法
CN119819213A (zh) *	2023-10-13	2025-04-15	中国石油化工股份有限公司	一种硝基苯废水减量化装置及方法

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KR20140117474A (ko)	2012-01-31	2014-10-07	바이엘 인텔렉쳐 프로퍼티 게엠베하	니트로벤젠을 제조하기 위한 방법 및 시스템
KR102066764B1 (ko) *	2012-07-27	2020-01-15	코베스트로 도이칠란드 아게	단열 니트로화에 의한 니트로벤젠의 제조방법
EP2877443B1 (de) *	2012-07-27	2016-05-11	Covestro Deutschland AG	Verfahren zur herstellung von nitrobenzol durch adiabate nitrierung
EP3160932B1 (de) *	2014-06-24	2018-03-14	Covestro Deutschland AG	Verfahren zur herstellung von nitrobenzol

2015
- 2015-06-22 EP EP15729525.4A patent/EP3160932B1/de not_active Revoked
- 2015-06-22 JP JP2016575028A patent/JP6661555B2/ja active Active
- 2015-06-22 WO PCT/EP2015/063924 patent/WO2015197521A1/de not_active Ceased
- 2015-06-22 CN CN201580043175.3A patent/CN106660934B/zh active Active
- 2015-06-22 US US15/320,804 patent/US10023524B2/en active Active
- 2015-06-22 KR KR1020177001653A patent/KR102414963B1/ko active Active
- 2015-06-22 PT PT157295254T patent/PT3160932T/pt unknown
2016
- 2016-12-21 SA SA516380565A patent/SA516380565B1/ar unknown
2018
- 2018-06-15 US US16/009,396 patent/US11136285B2/en active Active

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