BE1011649A5 - Procede pour empecher la polymerisation prematuree du styrene et systeme pour deshydrogener l'ethylbenzene en styrene. - Google Patents

Procede pour empecher la polymerisation prematuree du styrene et systeme pour deshydrogener l'ethylbenzene en styrene. Download PDF

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Publication number
BE1011649A5
BE1011649A5 BE9800215A BE9800215A BE1011649A5 BE 1011649 A5 BE1011649 A5 BE 1011649A5 BE 9800215 A BE9800215 A BE 9800215A BE 9800215 A BE9800215 A BE 9800215A BE 1011649 A5 BE1011649 A5 BE 1011649A5
Authority
BE
Belgium
Prior art keywords
oxyl
tetramethylpiperidine
bis
styrene
exhaust gas
Prior art date
Application number
BE9800215A
Other languages
English (en)
French (fr)
Inventor
James Tyler Merrill
James Roy Butler
Leslie Robert Gatechair
Sheng-Shing Li
Roland Arthur Edwin Ban Winter
Original Assignee
Ciba Sc Holding 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 Ciba Sc Holding Ag filed Critical Ciba Sc Holding Ag
Application granted granted Critical
Publication of BE1011649A5 publication Critical patent/BE1011649A5/fr

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/40—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals
    • C07C15/42—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals monocyclic
    • C07C15/44—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals monocyclic the hydrocarbon substituent containing a carbon-to-carbon double bond
    • C07C15/46—Styrene; Ring-alkylated styrenes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/32—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
    • C07C5/327—Formation of non-aromatic carbon-to-carbon double bonds only
    • C07C5/333—Catalytic processes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/20—Use of additives, e.g. for stabilisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polymerisation Methods In General (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
BE9800215A 1997-03-20 1998-03-18 Procede pour empecher la polymerisation prematuree du styrene et systeme pour deshydrogener l'ethylbenzene en styrene. BE1011649A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82128197A 1997-03-20 1997-03-20

Publications (1)

Publication Number Publication Date
BE1011649A5 true BE1011649A5 (fr) 1999-11-09

Family

ID=25233001

Family Applications (1)

Application Number Title Priority Date Filing Date
BE9800215A BE1011649A5 (fr) 1997-03-20 1998-03-18 Procede pour empecher la polymerisation prematuree du styrene et systeme pour deshydrogener l'ethylbenzene en styrene.

Country Status (13)

Country Link
JP (1) JPH10330297A (pt)
KR (1) KR19980080447A (pt)
BE (1) BE1011649A5 (pt)
BR (1) BR9800931A (pt)
CA (1) CA2232502A1 (pt)
CZ (1) CZ83398A3 (pt)
DE (1) DE19811602A1 (pt)
ES (1) ES2142274B1 (pt)
FR (1) FR2761060B1 (pt)
ID (1) ID20069A (pt)
IT (1) IT1298751B1 (pt)
NL (1) NL1008644C2 (pt)
SK (1) SK36398A3 (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1863100A (en) * 1998-12-17 2000-07-03 Ciba Specialty Chemicals Holding Inc. Inhibiting polymerization of vinyl aromatic monomers using synergistic mixtures containing nitroxide stabilizers
US6300533B1 (en) 1999-08-16 2001-10-09 Uniroyal Chemical Company, Inc. Inhibition of polymerization of ethylenically unsaturated monomers
AR029410A1 (es) 1999-12-02 2003-06-25 Crompton Corp Metodo para inhibir la polimerizacion prematura de monomeros etilenicamente insaturados y composiciones de los mismos
MXPA02005423A (es) 1999-12-02 2002-11-29 Crompton Corp Inhibicion de polimerizacion de monomeros no saturados.
CA2392526C (en) 1999-12-03 2010-07-27 Uniroyal Chemical Company, Inc. Composition and method for inhibiting polymerization and polymer growth
US6403850B1 (en) 2000-01-18 2002-06-11 Uniroyal Chemical Company, Inc. Inhibition of polymerization of unsaturated monomers
US6344560B1 (en) 2000-05-03 2002-02-05 Uniroyal Chemical Company, Inc. Nitroaromatic solubilizer for nitroxyls in aromatic solvents
EP1332196A1 (en) 2000-10-16 2003-08-06 Uniroyal Chemical Company, Inc. Blends of quinone alkide and nitroxyl compounds as polymerization inhibitors
US6685823B2 (en) 2000-10-16 2004-02-03 Uniroyal Chemical Company, Inc. C-nitrosoaniline compounds and their blends as polymerization inhibitors
US6689926B2 (en) * 2002-02-12 2004-02-10 Fina Technology, Inc. Process for purifying styrene monomer feedstock prior to polymerization
JP2006016350A (ja) * 2004-07-02 2006-01-19 Hakuto Co Ltd スチレン製造における汚れ防止方法
US7553896B2 (en) 2005-06-17 2009-06-30 Chemtura Corporation Ortho-nitrosophenols as polymerization inhibitors
EP3207022B1 (en) 2014-10-14 2020-01-29 Ecolab USA Inc. Reducing polymer fouling and agglomeration in acrylate/methacrylate processes
TWI680964B (zh) * 2015-03-18 2020-01-01 美商藝康美國公司 用於抑制乙烯基單體聚合作用之穩定親脂性羥胺化合物的用途
US9957209B2 (en) 2015-03-31 2018-05-01 Ecolab Usa Inc. Use of quinone methides as antipolymerants for vinylic monomers
BR112017022431B1 (pt) 2015-04-20 2023-03-28 Ecolab Usa Inc Método para inibir polimerização durante refino, transporte ou armazenamento de uma corrente de hidrocarboneto

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2148605A1 (pt) * 1971-08-11 1973-03-23 Universal Oil Prod Co
US5254760A (en) * 1992-07-29 1993-10-19 Ciba-Geigy Corporation Inhibiting polymerization of vinyl aromatic monomers
EP0747335A1 (en) * 1995-06-07 1996-12-11 Fina Technology, Inc. Polymerization inhibitor process
WO1998002403A1 (en) * 1996-07-15 1998-01-22 Betzdearborn Inc. Method for inhibiting vinyl aromatic monomer polymerization in condenser and compression systems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4670131A (en) * 1986-01-13 1987-06-02 Exxon Chemical Patents Inc. Method for controlling fouling of hydrocarbon compositions containing olefinic compounds
ES2126185T3 (es) * 1994-08-19 1999-03-16 Huels Chemische Werke Ag Inhibicion de la polimerizacion del estireno.
US5545786C1 (en) * 1994-11-28 2001-10-16 Ciba Geigy Corp Method for inhibiting premature polymerization of vinyl aromatic monomers

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2148605A1 (pt) * 1971-08-11 1973-03-23 Universal Oil Prod Co
US5254760A (en) * 1992-07-29 1993-10-19 Ciba-Geigy Corporation Inhibiting polymerization of vinyl aromatic monomers
EP0747335A1 (en) * 1995-06-07 1996-12-11 Fina Technology, Inc. Polymerization inhibitor process
WO1998002403A1 (en) * 1996-07-15 1998-01-22 Betzdearborn Inc. Method for inhibiting vinyl aromatic monomer polymerization in condenser and compression systems

Also Published As

Publication number Publication date
ES2142274B1 (es) 2001-01-01
JPH10330297A (ja) 1998-12-15
ITMI980548A1 (it) 1999-09-18
KR19980080447A (ko) 1998-11-25
NL1008644C2 (nl) 1998-12-15
ES2142274A1 (es) 2000-04-01
FR2761060B1 (fr) 1999-08-20
NL1008644A1 (nl) 1998-09-22
DE19811602A1 (de) 1998-11-12
SK36398A3 (en) 2000-02-14
FR2761060A1 (fr) 1998-09-25
ID20069A (id) 1998-09-24
IT1298751B1 (it) 2000-02-02
BR9800931A (pt) 2000-04-04
CA2232502A1 (en) 1998-09-20
CZ83398A3 (cs) 1998-10-14

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CIBA SPECIALTY CHEMICALS HOLDING INC

Effective date: 20000331