IT1245845B - Processo per la depurazione di un monomero vinilaromatico. - Google Patents

Processo per la depurazione di un monomero vinilaromatico.

Info

Publication number
IT1245845B
IT1245845B IT02149590A IT2149590A IT1245845B IT 1245845 B IT1245845 B IT 1245845B IT 02149590 A IT02149590 A IT 02149590A IT 2149590 A IT2149590 A IT 2149590A IT 1245845 B IT1245845 B IT 1245845B
Authority
IT
Italy
Prior art keywords
purification
vinylaromatic monomer
vinylaromatic
monomer
Prior art date
Application number
IT02149590A
Other languages
English (en)
Other versions
IT9021495A1 (it
IT9021495A0 (it
Inventor
Mario Massei
Paolo Vescovi
Italo Borghi
Original Assignee
Montedipe Srl
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 Montedipe Srl filed Critical Montedipe Srl
Priority to IT02149590A priority Critical patent/IT1245845B/it
Publication of IT9021495A0 publication Critical patent/IT9021495A0/it
Priority to GB9119728A priority patent/GB2248627B/en
Priority to HU912978A priority patent/HU209668B/hu
Priority to CN91109195.5A priority patent/CN1061020A/zh
Priority to TNTNSN91079A priority patent/TNSN91079A1/fr
Publication of IT9021495A1 publication Critical patent/IT9021495A1/it
Application granted granted Critical
Publication of IT1245845B publication Critical patent/IT1245845B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/12—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Polymerisation Methods In General (AREA)
IT02149590A 1990-09-17 1990-09-17 Processo per la depurazione di un monomero vinilaromatico. IT1245845B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT02149590A IT1245845B (it) 1990-09-17 1990-09-17 Processo per la depurazione di un monomero vinilaromatico.
GB9119728A GB2248627B (en) 1990-09-17 1991-09-16 Process for purifying a vinylaromatic monomer
HU912978A HU209668B (en) 1990-09-17 1991-09-16 Process for purifying of styrene and its derivates
CN91109195.5A CN1061020A (zh) 1990-09-17 1991-09-17 乙烯基芳族单体的纯化方法
TNTNSN91079A TNSN91079A1 (fr) 1990-09-17 1991-09-17 Procede pour la purification d'un monomere vinylaromatique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02149590A IT1245845B (it) 1990-09-17 1990-09-17 Processo per la depurazione di un monomero vinilaromatico.

Publications (3)

Publication Number Publication Date
IT9021495A0 IT9021495A0 (it) 1990-09-17
IT9021495A1 IT9021495A1 (it) 1992-03-17
IT1245845B true IT1245845B (it) 1994-10-25

Family

ID=11182672

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02149590A IT1245845B (it) 1990-09-17 1990-09-17 Processo per la depurazione di un monomero vinilaromatico.

Country Status (5)

Country Link
CN (1) CN1061020A (it)
GB (1) GB2248627B (it)
HU (1) HU209668B (it)
IT (1) IT1245845B (it)
TN (1) TNSN91079A1 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2758553B1 (fr) * 1997-01-22 1999-04-16 Rhodia Chimie Sa Procede d'elimination d'inhibiteurs de polymerisation de melanges de monomeres a l'aide d'une alumine dopee
FR2758552B1 (fr) 1997-01-22 1999-04-16 Rhodia Chimie Sa Procede d'elimination d'inhibiteurs de polymerisation de melanges de monomeres a l'aide d'une alumine optimisee
FR2758554B1 (fr) * 1997-01-22 1999-04-16 Rhodia Chimie Sa Procede d'elimination d'inhibiteurs de polymerisation de melanges de monomeres a l'aide d'une alumine de forme optimisee
CN1073977C (zh) * 1998-11-18 2001-10-31 中国石油化工集团公司 苯乙烯单体的纯化方法
US7651635B1 (en) * 2009-02-05 2010-01-26 Nalco Company Polymer inhibition of vinyl aromatic monomers using a quinone methide/alkyl hydroxylamine combination

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0717528B2 (ja) * 1986-08-28 1995-03-01 三井東圧化学株式会社 芳香族ビニル単量体の精製方法

Also Published As

Publication number Publication date
HUT59897A (en) 1992-07-28
CN1061020A (zh) 1992-05-13
IT9021495A1 (it) 1992-03-17
HU209668B (en) 1994-10-28
TNSN91079A1 (fr) 1992-10-25
GB9119728D0 (en) 1991-10-30
IT9021495A0 (it) 1990-09-17
HU912978D0 (en) 1992-01-28
GB2248627A (en) 1992-04-15
GB2248627B (en) 1994-05-18

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Legal Events

Date Code Title Description
0001 Granted