SG11201610637WA - Methods for producing chemical products with operation interruptions - Google Patents

Methods for producing chemical products with operation interruptions

Info

Publication number
SG11201610637WA
SG11201610637WA SG11201610637WA SG11201610637WA SG11201610637WA SG 11201610637W A SG11201610637W A SG 11201610637WA SG 11201610637W A SG11201610637W A SG 11201610637WA SG 11201610637W A SG11201610637W A SG 11201610637WA SG 11201610637W A SG11201610637W A SG 11201610637WA
Authority
SG
Singapore
Prior art keywords
methods
chemical products
producing chemical
operation interruptions
interruptions
Prior art date
Application number
SG11201610637WA
Inventor
Thomas Knauf
Peter Drinda
Stefan Wershofen
Klaus-Gerd Gruner
Volker Hartjes
Original Assignee
Covestro Deutschland Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Covestro Deutschland Ag filed Critical Covestro Deutschland Ag
Publication of SG11201610637WA publication Critical patent/SG11201610637WA/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24—Stationary reactors without moving elements inside
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/16—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/06—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to carbon atoms of six-membered aromatic rings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00628—Controlling the composition of the reactive mixture
    • B01J2208/00637—Means for stopping or slowing down the reaction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00628—Controlling the composition of the reactive mixture
    • B01J2208/00646—Means for starting up the reaction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00716—Means for reactor start-up
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00002—Chemical plants
    • B01J2219/00027—Process aspects
    • B01J2219/00033—Continuous processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/24—Stationary reactors without moving elements inside

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
SG11201610637WA 2014-06-24 2015-06-22 Methods for producing chemical products with operation interruptions SG11201610637WA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP14173585 2014-06-24
PCT/EP2015/063926 WO2015197522A1 (en) 2014-06-24 2015-06-22 Methods for producing chemical products with operation interruptions

Publications (1)

Publication Number Publication Date
SG11201610637WA true SG11201610637WA (en) 2017-01-27

Family

ID=50979655

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201610637WA SG11201610637WA (en) 2014-06-24 2015-06-22 Methods for producing chemical products with operation interruptions

Country Status (13)

Country Link
US (1) US10513487B2 (en)
EP (1) EP3160630B1 (en)
JP (1) JP6640125B2 (en)
KR (1) KR102415515B1 (en)
CN (1) CN106458842B (en)
BR (1) BR112016029516A2 (en)
HU (1) HUE060286T2 (en)
MX (1) MX2016017020A (en)
PT (1) PT3160630T (en)
RU (1) RU2017102015A (en)
SA (1) SA516380546B1 (en)
SG (1) SG11201610637WA (en)
WO (1) WO2015197522A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11365172B2 (en) * 2017-07-03 2022-06-21 Covestro Deutschland Ag Production plant for producing a chemical product by reacting H-functional reactants with phosgene, and method for operating same with an interruption to production
CN113924284A (en) 2019-04-17 2022-01-11 科思创德国股份有限公司 Method and device for preparing nitrobenzene
WO2020212333A1 (en) * 2019-04-17 2020-10-22 Covestro Deutschland Ag Process for the continuous production of nitrobenzene
WO2023041781A1 (en) 2021-09-20 2023-03-23 Basf Se A process for preparing at least one aromatic isocyanate

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US5013811A (en) * 1989-03-20 1991-05-07 Reeves Brothers, Inc. Use of modified diisocyanates for preparing linear thermoplastic polyurethane elastomers having improved properties
US5077371A (en) * 1989-11-01 1991-12-31 Uniroyal Chemical Company, Inc. Low free toluene diisocyanate polyurethanes
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JP2825604B2 (en) 1990-04-11 1998-11-18 三井化学株式会社 Method for producing methylene-bridged polyarylamine
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DE4217019A1 (en) 1992-05-22 1993-11-25 Bayer Ag Process for the preparation of aromatic diisocyanates
US5286760A (en) 1992-10-09 1994-02-15 Miles, Inc. Process for reducing impurity levels in methylene diphenyamines
DE4428017A1 (en) 1994-08-08 1996-02-15 Bayer Ag Process for the preparation of aromatic amines
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DE19539205A1 (en) 1995-10-22 1997-04-24 Meissner Gmbh & Co Kg Josef Aromatic nitration process
DE19651688A1 (en) 1996-12-12 1998-06-18 Bayer Ag Process for the preparation of aromatic amines by gas phase hydrogenation
DE19804915A1 (en) 1998-02-07 1999-08-12 Basf Ag Process for the preparation of methylene di (phenylamine) and methylene di (phenyl isocyanate)
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DE60214195T2 (en) 2002-10-22 2007-10-04 Bayer Materialscience Ag Process for the purification of diisocyanatotoluene using a distillation column with a dividing wall in the final purification
DE10260093A1 (en) * 2002-12-19 2004-07-01 Basf Ag Process for the separation of isocyanates from a reaction mixture
EP1475367B1 (en) 2003-05-08 2010-07-07 Bayer MaterialScience AG Distillation process for separating diisocyanatodiphenylmethane isomers
DE102004032416A1 (en) 2004-07-05 2006-02-02 Bayer Materialscience Ag Process for the preparation of polyamines of the diphenylmethane series at low protonation
DE102004032871A1 (en) 2004-07-07 2006-02-09 Bayer Materialscience Ag Process for the preparation of polyisocyanates by adiabatic phosgenation of primary amines
FR2878845B1 (en) * 2004-12-03 2007-01-12 Inst Francais Du Petrole PROCESS FOR PROVISIONALLY INTERRUPTING A FISCHER-TROPSCH TYPE REACTION IN A THREE-PHASE BED REACTOR
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WO2006125759A1 (en) * 2005-05-23 2006-11-30 Shell Internationale Research Maatschappij B.V. Fischer-tropsch plant
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US7547801B2 (en) 2006-06-26 2009-06-16 Bayer Materialscience Llc Process for the continuous preparation of isocyanates
EP2044009B1 (en) * 2006-07-13 2015-02-25 Basf Se Method for producing isocyanates
DE102006035203A1 (en) 2006-07-29 2008-01-31 Bayer Materialscience Ag Process for the preparation of aromatic amines
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WO2011086050A2 (en) 2010-01-14 2011-07-21 Bayer Materialscience Ag Method for producing aromatic amines in the liquid phase
US9321720B2 (en) * 2010-10-14 2016-04-26 Basf Se Process for preparing isocyanates
JP5950500B2 (en) * 2011-03-17 2016-07-13 独立行政法人石油天然ガス・金属鉱物資源機構 Hydrocarbon production apparatus and hydrocarbon production method
US8816126B2 (en) * 2011-09-02 2014-08-26 Basf Se Process for preparing isocyanates
WO2013053371A1 (en) * 2011-10-12 2013-04-18 Solarfuel Gmbh Method for providing a methane-rich product gas, and an arrangement which is suitable for this purpose
JP6113824B2 (en) 2012-03-19 2017-04-12 バイエル・インテレクチュアル・プロパティ・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツングＢａｙｅｒ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ ＧｍｂＨ Isocyanate production method
EP2653462A1 (en) 2012-04-16 2013-10-23 Bayer MaterialScience AG Method for improved starting the reaction when producing aromatic amines from nitroaromatics
EP2653461A1 (en) 2012-04-16 2013-10-23 Bayer MaterialScience AG Method for improved stopping of the reaction when producing aromatic amines from nitroaromatics
WO2014016290A1 (en) * 2012-07-27 2014-01-30 Bayer Materialscience Ag Method for producing nitrobenzene by adiabatic nitriding
KR102066763B1 (en) * 2012-07-27 2020-01-15 코베스트로 도이칠란드 아게 Method for producing nitrobenzene by adiabatic nitriding
US20140039648A1 (en) * 2012-08-01 2014-02-06 Saudi Arabian Oil Company System for inspection and maintenance of a plant or other facility

Also Published As

Publication number Publication date
JP6640125B2 (en) 2020-02-05
WO2015197522A1 (en) 2015-12-30
EP3160630A1 (en) 2017-05-03
RU2017102015A3 (en) 2019-01-22
MX2016017020A (en) 2017-05-12
BR112016029516A2 (en) 2017-10-17
KR102415515B1 (en) 2022-07-01
EP3160630B1 (en) 2022-08-31
HUE060286T2 (en) 2023-02-28
SA516380546B1 (en) 2020-11-03
PT3160630T (en) 2022-11-21
KR20170023986A (en) 2017-03-06
JP2017524516A (en) 2017-08-31
RU2017102015A (en) 2018-07-24
US10513487B2 (en) 2019-12-24
CN106458842A (en) 2017-02-22
US20170152210A1 (en) 2017-06-01
CN106458842B (en) 2020-02-11

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