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BR9806321A - Processo e composição para inibir a polimerização durante a produção anaeróbica de estireno. - Google Patents

Processo e composição para inibir a polimerização durante a produção anaeróbica de estireno.

Info

Publication number
BR9806321A
BR9806321A BR9806321-9A BR9806321A BR9806321A BR 9806321 A BR9806321 A BR 9806321A BR 9806321 A BR9806321 A BR 9806321A BR 9806321 A BR9806321 A BR 9806321A
Authority
BR
Brazil
Prior art keywords
composition
inhibit polymerization
polymerization during
during anaerobic
styrene production
Prior art date
Application number
BR9806321-9A
Other languages
English (en)
Inventor
Vincent E Lewis
Original Assignee
Nalco Exxon Energy Chem Lp
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 Nalco Exxon Energy Chem Lp filed Critical Nalco Exxon Energy Chem Lp
Publication of BR9806321A publication Critical patent/BR9806321A/pt

Links

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
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/20—Use of additives, e.g. for stabilisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Polymerisation Methods In General (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

"PROCESSO E COMPOSIçãO PARA INIBIR A POLIMERIZAçãO DURANTE A PRODUçãO ANAERóBICA DE ESTIRENO". A polimerização é inibida durante a produção anaeróbica de estireno, através da adição de uma combinação de um composto nitróxido estável de radical livre, e um composto não tóxico de fenilenodiamina.
BR9806321-9A 1997-10-17 1998-09-29 Processo e composição para inibir a polimerização durante a produção anaeróbica de estireno. BR9806321A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/953,427 US5955643A (en) 1997-10-17 1997-10-17 Composition and method for inhibiting polymerization during the anaerobic of styrene
PCT/US1998/020373 WO1999020584A1 (en) 1997-10-17 1998-09-29 Composition and method for inhibiting polymerization during the anaerobic production of styrene

Publications (1)

Publication Number Publication Date
BR9806321A true BR9806321A (pt) 2000-03-14

Family

ID=25493982

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9806321-9A BR9806321A (pt) 1997-10-17 1998-09-29 Processo e composição para inibir a polimerização durante a produção anaeróbica de estireno.

Country Status (11)

Country Link
US (1) US5955643A (pt)
EP (1) EP0952973B1 (pt)
JP (1) JP2001505929A (pt)
KR (1) KR100596066B1 (pt)
AR (1) AR016410A1 (pt)
AU (1) AU9589798A (pt)
BR (1) BR9806321A (pt)
CA (1) CA2274610C (pt)
ES (1) ES2178848T3 (pt)
RU (1) RU2198157C2 (pt)
WO (1) WO1999020584A1 (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6337426B1 (en) * 1998-11-23 2002-01-08 Nalco/Exxon Energy Chemicals, L.P. Antifoulant compositions and processes
WO2000036052A1 (en) * 1998-12-17 2000-06-22 Nalco/Exxon Energy Chemicals, L.P. Inhibiting polymerization of vinyl aromatic monomers using synergistic mixtures containing nitroxide stabilizers
JP2003507497A (ja) * 1999-08-18 2003-02-25 ナルコ／エクソン エナジー ケミカルズ エルピー ビニルモノマーシステム中の気相汚損の阻害方法
DE60036018T2 (de) * 1999-12-03 2008-04-30 Chemtura Corporation, Middlebury Zusammensetzungen und verfahren zur inhibierung der polymerisierung und polymerwachstums
IT1307306B1 (it) * 1999-12-24 2001-10-30 Chimec Spa Procedimento per impedire la formazione di fouling polimerico neltrattamento di cariche idrocarburiche contenenti olefine.
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
US6685823B2 (en) 2000-10-16 2004-02-03 Uniroyal Chemical Company, Inc. C-nitrosoaniline compounds and their blends as polymerization inhibitors
WO2002033026A1 (en) 2000-10-16 2002-04-25 Uniroyal Chemical Company, Inc. Blends of quinone alkide and nitroxyl compounds as polymerization inhibitors
US7696290B2 (en) * 2004-12-03 2010-04-13 Crompton Corporation Aromatic sulfonic acids, amines, and nitrophenols in combination with nitroxyl radical-containing compounds or C-nitrosanilines as polymerization inhibitors
US7553896B2 (en) * 2005-06-17 2009-06-30 Chemtura Corporation Ortho-nitrosophenols as polymerization inhibitors
US8354216B2 (en) 2008-07-15 2013-01-15 Eastman Kodak Company Negative-working imaging elements and methods of use
US8691994B2 (en) 2011-02-03 2014-04-08 Nalco Company Multi-component polymerization inhibitors for ethylenically unsaturated monomers
US9090526B2 (en) 2011-06-13 2015-07-28 Nalco Company Synergistic combination for inhibiting polymerization of vinyl monomers
RU2625300C2 (ru) * 2011-12-02 2017-07-13 Дорф Кетал Кемикалс (Индия) Прайвит Лимитэд Композиция добавки на основе амина и нитроксида для контроля и ингибирования полимеризации стирола и способ ее использования
US9399622B2 (en) * 2013-12-03 2016-07-26 Ecolab Usa Inc. Nitroxide hydroxylamine and phenylenediamine combinations as polymerization inhibitors for ethylenically unsaturated monomer processes
BR112021019660A2 (pt) 2019-04-02 2021-12-07 Ecolab Usa Inc Métodos para produzir dióxido de cloro e para tratar água de processo
TW202348787A (zh) 2022-04-01 2023-12-16 美商藝康美國公司 用於乙烯系單體流之高苛刻度加工的防汙劑組成物
TW202348786A (zh) 2022-04-01 2023-12-16 美商藝康美國公司 用於蒸氣空間應用之防汙劑組成物
TW202404930A (zh) 2022-04-01 2024-02-01 美商藝康美國公司 在共軛二烯單體之萃取蒸餾期間減少非所要之乳化聚合

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4466905A (en) * 1983-04-11 1984-08-21 Cosden Technology, Inc. Polymerization inhibition process for vinyl aromatic compounds
US4670131A (en) * 1986-01-13 1987-06-02 Exxon Chemical Patents Inc. Method for controlling fouling of hydrocarbon compositions containing olefinic compounds
US5312952A (en) * 1992-04-23 1994-05-17 Uniroyal Chemical Company, Inc. Polymerization inhibitor for vinyl aromatics
US5254760A (en) * 1992-07-29 1993-10-19 Ciba-Geigy Corporation Inhibiting polymerization of vinyl aromatic monomers
US5648574A (en) * 1992-10-21 1997-07-15 Betzdearborn Inc. Compositions and methods for inhibiting vinyl aromatic monomer polymerization
CA2099168A1 (en) * 1992-10-21 1994-04-22 Betzdearborn Inc. Compositions and methods for inhibiting styrene polymerization
RU2075468C1 (ru) * 1993-07-23 1997-03-20 Курбатов Владимир Анатольевич Способ ингибирования полимеризации стирола
EP0697386B1 (de) * 1994-08-19 1998-11-25 Hüls Aktiengesellschaft Inhibierung der Polymerisation von Styrol
GB9614854D0 (en) * 1996-07-15 1996-09-04 Marks A H & Co Ltd Free radical scavengers

Also Published As

Publication number Publication date
US5955643A (en) 1999-09-21
KR100596066B1 (ko) 2006-07-03
AU9589798A (en) 1999-05-10
EP0952973B1 (en) 2002-03-27
CA2274610C (en) 2008-04-29
WO1999020584A1 (en) 1999-04-29
CA2274610A1 (en) 1999-04-29
JP2001505929A (ja) 2001-05-08
ES2178848T3 (es) 2003-01-01
EP0952973A1 (en) 1999-11-03
AR016410A1 (es) 2001-07-04
KR20000069371A (ko) 2000-11-25
RU2198157C2 (ru) 2003-02-10

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFIRO O PEDIDO DE PATENTE COM BASE NOS ARTIGOS 8O E 13 DA LPI NO 9.279 DE 14/05/1996