RU2531918C2 - Способы ингибирования полимеризации винилароматических соединений при экстракционной дистиляции - Google Patents

Способы ингибирования полимеризации винилароматических соединений при экстракционной дистиляции Download PDF

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Publication number
RU2531918C2
RU2531918C2 RU2012105429/04A RU2012105429A RU2531918C2 RU 2531918 C2 RU2531918 C2 RU 2531918C2 RU 2012105429/04 A RU2012105429/04 A RU 2012105429/04A RU 2012105429 A RU2012105429 A RU 2012105429A RU 2531918 C2 RU2531918 C2 RU 2531918C2
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RU
Russia
Prior art keywords
vinyl aromatic
styrene
aromatic compounds
mixture
polymerization
Prior art date
Application number
RU2012105429/04A
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English (en)
Russian (ru)
Other versions
RU2012105429A (ru
Inventor
Эми СИЛИ
Джордж А. БОЛЛ
Б. Брайан СЛИМП
Original Assignee
ДжиТиСи ТЕКНОЛОДЖИ ЮЭс, ЭлЭлСи
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.)
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Publication date
Application filed by ДжиТиСи ТЕКНОЛОДЖИ ЮЭс, ЭлЭлСи filed Critical ДжиТиСи ТЕКНОЛОДЖИ ЮЭс, ЭлЭлСи
Publication of RU2012105429A publication Critical patent/RU2012105429A/ru
Application granted granted Critical
Publication of RU2531918C2 publication Critical patent/RU2531918C2/ru

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/40—Extractive distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
    • C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive distillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
RU2012105429/04A 2009-07-17 2010-05-22 Способы ингибирования полимеризации винилароматических соединений при экстракционной дистиляции RU2531918C2 (ru)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US22662809P 2009-07-17 2009-07-17
US61/226,628 2009-07-17
US12/705,937 2010-02-15
US12/705,937 US8771476B2 (en) 2009-07-17 2010-02-15 Methods for inhibiting polymerization of vinyl aromatic compounds during extractive distillation
PCT/US2010/035889 WO2011008343A1 (en) 2009-07-17 2010-05-22 Methods for inhibiting polymerization of vinyl aromatic compounds during extractive distillation

Publications (2)

Publication Number Publication Date
RU2012105429A RU2012105429A (ru) 2013-08-27
RU2531918C2 true RU2531918C2 (ru) 2014-10-27

Family

ID=43449663

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2012105429/04A RU2531918C2 (ru) 2009-07-17 2010-05-22 Способы ингибирования полимеризации винилароматических соединений при экстракционной дистиляции

Country Status (9)

Country Link
US (1) US8771476B2 (enExample)
EP (1) EP2453999A4 (enExample)
KR (1) KR20120049270A (enExample)
CN (1) CN101955409B (enExample)
BR (1) BR112012001138A2 (enExample)
IN (1) IN2012DN01380A (enExample)
RU (1) RU2531918C2 (enExample)
TW (1) TWI492933B (enExample)
WO (1) WO2011008343A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2460714C1 (ru) * 2011-06-27 2012-09-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Иркутский государственный технический университет" (ФГБОУ ВПО "ИрГТУ") Способ ингибирования термополимеризации при переработке жидких продуктов пиролиза

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4105506A (en) * 1977-02-24 1978-08-08 Cosden Technology, Inc. Polymerization inhibitor for vinyl aromatic compounds
US4252615A (en) * 1978-07-18 1981-02-24 Cosden Technology, Inc. Polymerization inhibitor for vinyl aromatic compounds
US4514261A (en) * 1984-08-31 1985-04-30 El Paso Products Company Refining of tertiary butylstyrene
US5446220A (en) * 1994-08-24 1995-08-29 Betz Laboratories, Inc. Methods for inhibiting vinyl aromatic monomer polymerization
US6348136B1 (en) * 2000-02-29 2002-02-19 Fina Technology, Inc. Method and apparatus for the purification of vinyl aromatic compounds

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1274784A (en) * 1969-02-17 1972-05-17 Toray Industries Recovery of aromatic hydrocarbons
JPS5021B1 (enExample) * 1970-07-18 1975-01-06
US4033829A (en) * 1974-12-26 1977-07-05 Monsanto Company Process for inhibiting polymerization of styrene during distillation
US4182658A (en) 1977-11-23 1980-01-08 Cosden Technology, Inc. Emergency polymerization inhibitor system for vinyl aromatic compounds
DD135377A1 (de) * 1978-02-23 1979-05-02 Rainer Holm Verfahren zur polymerisationsinhibierung bei der styrol-extraktivdestillation
US4596655A (en) * 1983-08-17 1986-06-24 The Dow Chemical Company Process for separating an ethylenically unsaturated hydrocarbon from a hydrocarbon mixture
DE19513838A1 (de) * 1994-05-02 1995-11-09 Basf Ag Verfahren zur Destillation von Styrol
ZA972966B (en) 1996-05-21 1997-11-21 Glitsch Int Inc Recovery of styrene from purolysis gasoline by extractive distillation.
US5877385A (en) 1996-05-21 1999-03-02 Hfm International, Inc. Process including extractive distillation and/or dehydrogenation to produce styrene from petroleum feedstock including ethyl-benzene/xylene mixtures
US5910232A (en) * 1998-06-10 1999-06-08 Nalco/Exxon Energy Chemicals, L.P. Method for inhibiting polymer formation in styrene processing
US6395943B1 (en) * 1999-08-10 2002-05-28 Uop Llc Process for inhibiting the polymerization of vinyl aromatic compounds

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4105506A (en) * 1977-02-24 1978-08-08 Cosden Technology, Inc. Polymerization inhibitor for vinyl aromatic compounds
US4252615A (en) * 1978-07-18 1981-02-24 Cosden Technology, Inc. Polymerization inhibitor for vinyl aromatic compounds
US4514261A (en) * 1984-08-31 1985-04-30 El Paso Products Company Refining of tertiary butylstyrene
US5446220A (en) * 1994-08-24 1995-08-29 Betz Laboratories, Inc. Methods for inhibiting vinyl aromatic monomer polymerization
US6348136B1 (en) * 2000-02-29 2002-02-19 Fina Technology, Inc. Method and apparatus for the purification of vinyl aromatic compounds

Also Published As

Publication number Publication date
CN101955409B (zh) 2014-11-26
EP2453999A4 (en) 2013-01-23
IN2012DN01380A (enExample) 2015-06-05
EP2453999A1 (en) 2012-05-23
TW201103889A (en) 2011-02-01
KR20120049270A (ko) 2012-05-16
TWI492933B (zh) 2015-07-21
US20110015462A1 (en) 2011-01-20
CN101955409A (zh) 2011-01-26
RU2012105429A (ru) 2013-08-27
WO2011008343A1 (en) 2011-01-20
US8771476B2 (en) 2014-07-08
BR112012001138A2 (pt) 2016-02-23

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MM4A The patent is invalid due to non-payment of fees

Effective date: 20160523