DE69900426D1 - Verfahren zur Inhibierung der Polymerbildung bei der Verarbeitung von Styrol - Google Patents

Verfahren zur Inhibierung der Polymerbildung bei der Verarbeitung von Styrol

Info

Publication number
DE69900426D1
DE69900426D1 DE69900426T DE69900426T DE69900426D1 DE 69900426 D1 DE69900426 D1 DE 69900426D1 DE 69900426 T DE69900426 T DE 69900426T DE 69900426 T DE69900426 T DE 69900426T DE 69900426 D1 DE69900426 D1 DE 69900426D1
Authority
DE
Germany
Prior art keywords
styrene
processing
polymer formation
inhibiting polymer
inhibiting
Prior art date
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.)
Expired - Lifetime
Application number
DE69900426T
Other languages
English (en)
Other versions
DE69900426T2 (de
Inventor
Zara Hyde
Vincent Edward Lewis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nalco Exxon Energy Chemicals LP
Original Assignee
Nalco Exxon Energy Chemicals 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 Chemicals LP filed Critical Nalco Exxon Energy Chemicals LP
Application granted granted Critical
Publication of DE69900426D1 publication Critical patent/DE69900426D1/de
Publication of DE69900426T2 publication Critical patent/DE69900426T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
    • C08F2/40—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation using retarding agents
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/09—Plural feed

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polymerisation Methods In General (AREA)
  • Hydrogenated Pyridines (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE69900426T 1998-06-10 1999-04-13 Verfahren zur Inhibierung der Polymerbildung bei der Verarbeitung von Styrol Expired - Lifetime DE69900426T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/095,426 US5910232A (en) 1998-06-10 1998-06-10 Method for inhibiting polymer formation in styrene processing

Publications (2)

Publication Number Publication Date
DE69900426D1 true DE69900426D1 (de) 2001-12-13
DE69900426T2 DE69900426T2 (de) 2002-06-27

Family

ID=22251962

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69900426T Expired - Lifetime DE69900426T2 (de) 1998-06-10 1999-04-13 Verfahren zur Inhibierung der Polymerbildung bei der Verarbeitung von Styrol

Country Status (9)

Country Link
US (1) US5910232A (de)
EP (1) EP0963971B1 (de)
JP (1) JPH11349498A (de)
KR (1) KR100641782B1 (de)
AR (1) AR019069A1 (de)
BR (1) BR9901816A (de)
CA (1) CA2272973C (de)
DE (1) DE69900426T2 (de)
PL (1) PL192316B1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6409887B1 (en) 1996-07-15 2002-06-25 Aah Marks And Company Limited Polymerization inhibitor
DE69710163T2 (de) * 1996-12-02 2002-10-02 Ondeo Nalco Energy Serv Lp Hemmung der Polymerisation von vinylaromatischen Monomeren
AU760809B2 (en) * 1998-09-09 2003-05-22 Baker Hughes Incorporated Styrene monomer polymerization inhibition using substituted dihydroxyarenes and nitroxides
WO2001040404A1 (en) * 1999-12-03 2001-06-07 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
CA2422655A1 (en) 2000-10-16 2002-04-25 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
US7553896B2 (en) * 2005-06-17 2009-06-30 Chemtura Corporation Ortho-nitrosophenols as polymerization inhibitors
US8771476B2 (en) * 2009-07-17 2014-07-08 Gtc Technology Lp Methods for inhibiting polymerization of vinyl aromatic compounds during extractive distillation
US9725649B2 (en) * 2011-12-02 2017-08-08 Dorf Ketal Chemicals (India) Private Limited Amine and nitroxide based additive composition for control and inhibition of polymerization of styrene, and method of use thereof
CN103360200B (zh) * 2012-03-30 2016-01-13 中国石油化工股份有限公司 一种从烃类混合物中萃取精馏回收苯乙烯的复合溶剂及方法
CN107473923A (zh) * 2016-06-07 2017-12-15 中国石油化工股份有限公司 用于苯乙烯精馏的阻聚剂及其制备工艺
CN115463549A (zh) * 2022-08-25 2022-12-13 万华化学集团股份有限公司 一种抗生物污染的膜元件进水流道网的制备方法及应用

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3964978A (en) * 1974-12-09 1976-06-22 Cosden Technology, Inc. NO2 polymerization inhibitor for vinyl aromatic compound distillation
BE875237R (fr) * 1978-07-18 1979-07-16 Cosden Technology Procede pour inhiber la polymerisation de composes vinylaromatiques facilement polymerisables
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
CA2099168A1 (en) * 1992-10-21 1994-04-22 Betzdearborn Inc. Compositions and methods for inhibiting styrene polymerization
US5648574A (en) * 1992-10-21 1997-07-15 Betzdearborn Inc. Compositions and methods for inhibiting vinyl aromatic monomer polymerization
US5824829A (en) * 1993-12-16 1998-10-20 Baker Hughes Incorporated Hydrocarbon viscosity inhibitor and inhibiting method
US5733988A (en) * 1994-06-29 1998-03-31 Union Carbide Chemicals & Plastics Technology Corporation Process for reducing polymer build-up in recycle lines and heat exchangers during polymerizations employing butadiene, isoprene, and/or styrene
US5545786C1 (en) * 1994-11-28 2001-10-16 Ciba Geigy Corp Method for inhibiting premature polymerization of vinyl aromatic monomers
US5844025A (en) * 1996-12-02 1998-12-01 Ciba Specialty Chemicals Corporation 1,2-Bis-adducts of stable nitroxides with substituted ethylenes and stabilized compositions
DE69710163T2 (de) * 1996-12-02 2002-10-02 Ondeo Nalco Energy Serv Lp Hemmung der Polymerisation von vinylaromatischen Monomeren

Also Published As

Publication number Publication date
DE69900426T2 (de) 2002-06-27
PL333168A1 (en) 1999-12-20
BR9901816A (pt) 2000-02-01
EP0963971B1 (de) 2001-11-07
PL192316B1 (pl) 2006-09-29
KR100641782B1 (ko) 2006-11-02
EP0963971A1 (de) 1999-12-15
JPH11349498A (ja) 1999-12-21
AR019069A1 (es) 2001-12-26
KR20000006016A (ko) 2000-01-25
US5910232A (en) 1999-06-08
CA2272973A1 (en) 1999-12-10
CA2272973C (en) 2008-12-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition