BR9712060A - Processo para evitar remover ou reduzir depÄsitos sobre as superf¡cies de partes de equipamentos utilizados na prepara-Æo de -steres do cido acr¡lico ou do cido metacr¡lico - Google Patents

Processo para evitar remover ou reduzir depÄsitos sobre as superf¡cies de partes de equipamentos utilizados na prepara-Æo de -steres do cido acr¡lico ou do cido metacr¡lico

Info

Publication number: BR9712060A
Authority: BR; Brazil
Prior art keywords: esters; preparation; parts; equipment used; acrylic acid
Prior art date: 1996-09-18

Application number

BR9712060A

Other languages

English (en)

Inventor

Friedrich-Georg Martin

Original Assignee

Basf Ag

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.)

1996-09-18

Filing date

1997-09-18

Publication date

1999-08-24

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7806042&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9712060(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1997-09-18 Application filed by Basf Ag filed Critical Basf Ag

1999-08-24 Publication of BR9712060A publication Critical patent/BR9712060A/pt

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

BR9712060A 1996-09-18 1997-09-18 Processo para evitar remover ou reduzir depÄsitos sobre as superf¡cies de partes de equipamentos utilizados na prepara-Æo de -steres do cido acr¡lico ou do cido metacr¡lico BR9712060A (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19638093A DE19638093A1 (de)	1996-09-18	1996-09-18	Verfahren zur Vermeidung, Entfernung oder Verminderung von Ablagerungen an Apparateteilen bei der Veresterung von Acryl- oder Methacrylsäure
PCT/EP1997/005126 WO1998012168A1 (de)	1996-09-18	1997-09-18	Verfahren zur vermeidung, entfernung oder verminderung von ablagerungen an apparateteilen bei der veresterung von acryl- oder methacrylsäure

Publications (1)

Publication Number	Publication Date
BR9712060A true BR9712060A (pt)	1999-08-24

Family

ID=7806042

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9712060A BR9712060A (pt)	1996-09-18	1997-09-18	Processo para evitar remover ou reduzir depÄsitos sobre as superf¡cies de partes de equipamentos utilizados na prepara-Æo de -steres do cido acr¡lico ou do cido metacr¡lico

Country Status (12)

Country	Link
US (1)	US6469201B1 (pt)
EP (1)	EP0931050B2 (pt)
JP (1)	JP3923087B2 (pt)
KR (1)	KR20000036181A (pt)
CN (1)	CN1230944A (pt)
BR (1)	BR9712060A (pt)
CA (1)	CA2265552A1 (pt)
CZ (1)	CZ82899A3 (pt)
DE (2)	DE19638093A1 (pt)
ID (1)	ID21820A (pt)
TW (1)	TW425400B (pt)
WO (1)	WO1998012168A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3787261B2 (ja)	1999-04-16	2006-06-21	株式会社日本触媒	易重合性化合物の重合防止方法
DE19952449B4 (de) *	1999-10-30	2008-05-29	Lurgi Gmbh	Verfahren zur Herstellung von Estern der Acrylsäure oder Methacrylsäure
AU2001261321A1 (en) *	2000-05-09	2001-11-20	Union Carbide Chemicals And Plastics Technology Corporation	Improved refining processes
US8157969B2 (en) *	2006-06-01	2012-04-17	Rohm And Haas Company	Method and apparatus for minimizing accumulation of polymer on process equipment, especially safety devices
RU2443716C2 (ru) *	2006-06-01	2012-02-27	Джон О. БАРНЕТТ	Способ и аппарат для минимизации отложений полимера на технологическом оборудовании, в частности на защитных устройствах
US7886048B1 (en)	2007-07-31	2011-02-08	Sutus, Inc.	Systems and methods for managing integrated systems with use cases
EP2581421A1 (en)	2011-10-12	2013-04-17	Ineos Europe AG	Additive

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS454043Y1 (pt) †	1965-12-18	1970-02-25
US3619295A (en) †	1968-08-07	1971-11-09	Nippon Carbide Kogyo Kk	Method of removing matter adhering to inner wall of vinyl chloride polymerization kettle
US4600795A (en) *	1982-04-19	1986-07-15	Ashland Oil, Inc.	Preparation and recovery of methacrylic acid and its esters
JPS606709A (ja) †	1983-06-27	1985-01-14	Tokuyama Sekisui Kogyo Kk	重合容器に付着したスケ−ルを除去する方法
US4748268A (en)	1986-07-31	1988-05-31	Amoco Corporation	Continuous process for production of methacrylic acid ester of C1 to C4 aliphatic alcohol
DE3843843A1 (de) †	1988-12-24	1990-07-05	Henkel Kgaa	Verfahren zur verbesserten herstellung von (meth)acrylsaeureestern mehrwertiger alkohole (iv)
US5306350A (en) †	1990-12-21	1994-04-26	Union Carbide Chemicals & Plastics Technology Corporation	Methods for cleaning apparatus using compressed fluids
US5578173A (en) *	1995-04-03	1996-11-26	Eastman Kodak Company	Removal of dimethylterephthalate from a methanolysis vapor stream

1996
- 1996-09-18 DE DE19638093A patent/DE19638093A1/de not_active Withdrawn
1997
- 1997-09-18 CN CN97198044A patent/CN1230944A/zh active Pending
- 1997-09-18 TW TW086113543A patent/TW425400B/zh not_active IP Right Cessation
- 1997-09-18 DE DE59707073T patent/DE59707073D1/de not_active Expired - Lifetime
- 1997-09-18 US US09/147,836 patent/US6469201B1/en not_active Expired - Lifetime
- 1997-09-18 CA CA002265552A patent/CA2265552A1/en not_active Abandoned
- 1997-09-18 EP EP97909290A patent/EP0931050B2/de not_active Expired - Lifetime
- 1997-09-18 KR KR1019997002235A patent/KR20000036181A/ko not_active Withdrawn
- 1997-09-18 CZ CZ99828A patent/CZ82899A3/cs unknown
- 1997-09-18 ID IDW990084A patent/ID21820A/id unknown
- 1997-09-18 BR BR9712060A patent/BR9712060A/pt not_active IP Right Cessation
- 1997-09-18 JP JP51429498A patent/JP3923087B2/ja not_active Expired - Lifetime
- 1997-09-18 WO PCT/EP1997/005126 patent/WO1998012168A1/de not_active Ceased

Also Published As

Publication number	Publication date
EP0931050B1 (de)	2002-04-17
EP0931050A1 (de)	1999-07-28
WO1998012168A1 (de)	1998-03-26
DE19638093A1 (de)	1998-03-19
CA2265552A1 (en)	1998-03-26
JP3923087B2 (ja)	2007-05-30
KR20000036181A (ko)	2000-06-26
JP2001500519A (ja)	2001-01-16
EP0931050B2 (de)	2006-04-26
CN1230944A (zh)	1999-10-06
CZ82899A3 (cs)	1999-06-16
ID21820A (id)	1999-07-29
US6469201B1 (en)	2002-10-22
TW425400B (en)	2001-03-11
DE59707073D1 (de)	2002-05-23

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Legal Events

Date	Code	Title	Description
2006-03-01	B08F	Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]	Free format text: REFERENTE A 6A , 7A E 8A ANUIDADES.
2011-11-16	B08K	Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]	Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 1834 DE 01/03/2006.