IT1245845B - PROCESS FOR THE PURIFICATION OF A VINYLAROMATIC MONOMER. - Google Patents

PROCESS FOR THE PURIFICATION OF A VINYLAROMATIC MONOMER.

Info

Publication number: IT1245845B
Authority: IT; Italy
Prior art keywords: purification; vinylaromatic monomer; vinylaromatic; monomer
Prior art date: 1990-09-17

Application number

IT02149590A

Other languages

Italian (it)

Other versions

IT9021495A1 (en

IT9021495A0 (en

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.)

1990-09-17

Filing date

1990-09-17

Publication date

1994-10-25

1990-09-17 Application filed by Montedipe Srl filed Critical Montedipe Srl

1990-09-17 Priority to IT02149590A priority Critical patent/IT1245845B/en

1990-09-17 Publication of IT9021495A0 publication Critical patent/IT9021495A0/en

1991-09-16 Priority to GB9119728A priority patent/GB2248627B/en

1991-09-16 Priority to HU912978A priority patent/HU209668B/en

1991-09-17 Priority to CN91109195.5A priority patent/CN1061020A/en

1991-09-17 Priority to TNTNSN91079A priority patent/TNSN91079A1/en

1992-03-17 Publication of IT9021495A1 publication Critical patent/IT9021495A1/en

1994-10-25 Application granted granted Critical

1994-10-25 Publication of IT1245845B publication Critical patent/IT1245845B/en

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)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Polymerisation Methods In General (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

IT02149590A 1990-09-17 1990-09-17 PROCESS FOR THE PURIFICATION OF A VINYLAROMATIC MONOMER. IT1245845B (en)

Priority Applications (5)

Application Number	Priority Date	Filing Date	Title
IT02149590A IT1245845B (en)	1990-09-17	1990-09-17	PROCESS FOR THE PURIFICATION OF A VINYLAROMATIC MONOMER.
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 (en)	1990-09-17	1991-09-17	The purification process of vi-ny l aromatic monomers
TNTNSN91079A TNSN91079A1 (en)	1990-09-17	1991-09-17	PROCESS FOR THE PURIFICATION OF A VINYLAROMATIC MONOMER

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT02149590A IT1245845B (en)	1990-09-17	1990-09-17	PROCESS FOR THE PURIFICATION OF A VINYLAROMATIC MONOMER.

Publications (3)

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

Family

ID=11182672

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT02149590A IT1245845B (en)	1990-09-17	1990-09-17	PROCESS FOR THE PURIFICATION OF A VINYLAROMATIC MONOMER.

Country Status (5)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2758554B1 (en) *	1997-01-22	1999-04-16	Rhodia Chimie Sa	PROCESS FOR THE ELIMINATION OF INHIBITORS OF POLYMERIZATION OF MIXTURES OF MONOMERS USING AN ALUMIN OF OPTIMIZED FORM
FR2758553B1 (en) *	1997-01-22	1999-04-16	Rhodia Chimie Sa	PROCESS FOR THE ELIMINATION OF INHIBITORS OF POLYMERIZATION OF MIXTURES OF MONOMERS USING A DOPED ALUMIN
FR2758552B1 (en) *	1997-01-22	1999-04-16	Rhodia Chimie Sa	PROCESS FOR THE ELIMINATION OF INHIBITORS OF POLYMERIZATION OF MIXTURES OF MONOMERS USING AN OPTIMIZED ALUMIN
CN1073977C (en) *	1998-11-18	2001-10-31	中国石油化工集团公司	Purification method of phenylethylene monomer
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 (en) *	1986-08-28	1995-03-01	三井東圧化学株式会社	Method for purifying aromatic vinyl monomer

1990
- 1990-09-17 IT IT02149590A patent/IT1245845B/en active IP Right Grant
1991
- 1991-09-16 HU HU912978A patent/HU209668B/en not_active IP Right Cessation
- 1991-09-16 GB GB9119728A patent/GB2248627B/en not_active Expired - Fee Related
- 1991-09-17 CN CN91109195.5A patent/CN1061020A/en active Pending
- 1991-09-17 TN TNTNSN91079A patent/TNSN91079A1/en unknown

Also Published As

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

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Legal Events

Date	Code	Title	Description
1994-10-25	0001	Granted