BR9813106A - Processo para limpeza de partes de instalação que são usadas para a produção ou o processamento de ésteres (met) acrìlicos, e, uso de hidróxidos de metal alcalino - Google Patents

Processo para limpeza de partes de instalação que são usadas para a produção ou o processamento de ésteres (met) acrìlicos, e, uso de hidróxidos de metal alcalino

Info

Publication number
BR9813106A
BR9813106A BR9813106-0A BR9813106A BR9813106A BR 9813106 A BR9813106 A BR 9813106A BR 9813106 A BR9813106 A BR 9813106A BR 9813106 A BR9813106 A BR 9813106A
Authority
BR
Brazil
Prior art keywords
alkali metal
meth
production
processing
metal hydroxides
Prior art date
Application number
BR9813106-0A
Other languages
English (en)
Inventor
Heinrich Aichinger
Holger Herbst
Gerhard Nestler
Juergen Schroeder
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.)
Filing date
Publication date
Application filed by Basf Ag filed Critical Basf Ag
Publication of BR9813106A publication Critical patent/BR9813106A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/02—Inorganic compounds
    • C11D7/04—Water-soluble compounds
    • C11D7/06—Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/10—Objects to be cleaned
    • C11D2111/14—Hard surfaces
    • C11D2111/20—Industrial or commercial equipment, e.g. reactors, tubes or engines
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/40—Specific cleaning or washing processes
    • C11D2111/44—Multi-step processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

"PROCESSO PARA LIMPEZA DE PARTES DE INSTALAçãO QUE SãO USADAS PARA A PRODUçãO OU O PROCESSAMENTO DE éSTERES (MET)ACRìLICOS, E, USO DE HIDRóXIDOS EM METAL ALCALINO". Componentes de sistema usados para produzir ou processar ésteres (met)acrílicos são limpos por meio de: a) esvaziamento dos componentes; (b) rinsagem dos componentes com uma concentração de solução aquosa de hidróxido de metal alcalino de 5-50% em peso; c) remoção da solução de hidróxido de metal alcalino dos componentes de sistema; d) rinsagem opcional dos componentes de sistema com água e e) secagem opcional dos componentes da instalação.
BR9813106-0A 1997-10-22 1998-10-21 Processo para limpeza de partes de instalação que são usadas para a produção ou o processamento de ésteres (met) acrìlicos, e, uso de hidróxidos de metal alcalino BR9813106A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19746688A DE19746688A1 (de) 1997-10-22 1997-10-22 Verfahren zur Reinigung von Anlagenteilen
PCT/EP1998/006677 WO1999020595A1 (de) 1997-10-22 1998-10-21 Verfahren zur reinigung von anlagenteilen

Publications (1)

Publication Number Publication Date
BR9813106A true BR9813106A (pt) 2000-08-15

Family

ID=7846302

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9813106-0A BR9813106A (pt) 1997-10-22 1998-10-21 Processo para limpeza de partes de instalação que são usadas para a produção ou o processamento de ésteres (met) acrìlicos, e, uso de hidróxidos de metal alcalino

Country Status (14)

Country Link
US (1) US6568406B2 (pt)
EP (1) EP1042271B1 (pt)
JP (1) JP4248140B2 (pt)
KR (1) KR100579677B1 (pt)
CN (1) CN1113848C (pt)
AU (1) AU1230899A (pt)
BR (1) BR9813106A (pt)
CZ (1) CZ297843B6 (pt)
DE (2) DE19746688A1 (pt)
ID (1) ID23871A (pt)
MX (1) MX217992B (pt)
MY (1) MY120165A (pt)
TW (1) TW553779B (pt)
WO (1) WO1999020595A1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG85160A1 (en) 1999-03-02 2001-12-19 Nippon Catalytic Chem Ind Method for production of (meth) acrylic acid and/or (meth) acrylic esters
DE10007213A1 (de) * 2000-02-17 2001-08-23 Basf Ag Verfahren zur Herstellung von Estern alpha,beta-ungesättigter Carbonsäuren
JP2002234861A (ja) * 2001-02-09 2002-08-23 Nippon Shokubai Co Ltd ヒドロキシアルキルエステルの製造方法
DE10211273A1 (de) 2002-03-13 2003-03-06 Basf Ag Verfahren zur Reinigung von Bodenkolonnen, die zur rektifikativen Behandlung von (Meth)acrylsäure und/oder deren Ester enthaltenden Flüssigkeiten verwendet worden waren
DE10219544A1 (de) * 2002-05-02 2003-11-20 Ecolab Gmbh & Co Ohg Entfernung polymerer Produktionsrückstände
DE10237061A1 (de) * 2002-08-09 2004-02-19 Basf Ag Verfahren zur Reinigung von Apparaten, in welchen(Meth)acrylsäure enthaltende organische Lösungsmittel behandelt und/oder erzeugt wurden
JP3971974B2 (ja) * 2002-09-03 2007-09-05 三菱化学株式会社 （メタ）アクリル酸類の製造方法
US20040104108A1 (en) 2002-12-03 2004-06-03 Mason Robert Michael High capacity purification of thermally unstable compounds
DE10347664A1 (de) 2003-10-09 2004-12-02 Basf Ag Verfahren der rektifikativen Auftrennung einer Acrylsäure enthaltenden Flüssigkeit
KR100635284B1 (ko) * 2004-05-18 2006-10-17 주식회사 엘지화학 (메타)아크릴산 및/또는 (메타)아크릴산 에스테르의제조를 위한 공장장치부용 세척액 및 이를 이용한 세척방법
CN103769400B (zh) * 2014-01-28 2015-12-09 福建锦江科技有限公司 一种清洗尼龙6聚合回收系统填料塔的方法
DE102014108273A1 (de) 2014-06-12 2015-12-17 Basf Se Verfahren und System zur Trennung von zweiphasigen flüssigen Gemischen
CN109622535A (zh) * 2018-12-29 2019-04-16 山东罗欣药业集团股份有限公司 一种快速清洁精馏塔的方法
EP4077213A1 (de) * 2019-12-18 2022-10-26 Covestro Intellectual Property GmbH & Co. KG Verfahren zur reinigung einer in der aufkonzentrierung einer mineralsäure eingesetzten vorrichtung

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3865628A (en) * 1973-02-26 1975-02-11 Cesco Inc Removal of polymer residue from surfaces of processing equipment
US4209343A (en) * 1977-04-15 1980-06-24 Hobart Corporation Method for air transport of sanitizing liquid to a warewasher
IN158315B (pt) * 1981-06-19 1986-10-18 Mitsui Toatsu Chemicals
DE3137340A1 (de) * 1981-09-19 1983-04-07 Henkel KGaA, 4000 Düsseldorf Verfahren zur regenerierung waessriger entfettungs- und reinigungsloesungen
NO841249L (no) * 1983-04-04 1984-10-05 Shinetsu Chemical Co Fremgangsmaate for fjerning av utfelt polymerskall paa reaktorvegger samt et middel for utfoerelse av fremgangsmaaten
DE3325166C2 (de) * 1983-07-12 1986-05-22 Wacker-Chemie GmbH, 8000 München Verwendung eines Reinigungsmittels zur Entfernung von Polymerbelägen aus Behältern
JPS61192748A (ja) * 1985-02-22 1986-08-27 Asahi Chem Ind Co Ltd 分子中に不飽和結合を有するポリマ−の洗浄方法
US4664836A (en) * 1985-09-18 1987-05-12 Amway Corporation Drain cleaner
US4904309A (en) * 1986-06-06 1990-02-27 Kanegafuchi Chemical Industry Co., Ltd. Chemical cleaning method of the interior of polymerization reactor
US4935065A (en) * 1986-08-22 1990-06-19 Ecolab Inc. Phosphate-free alkaline detergent for cleaning-in-place of food processing equipment
DE3821349A1 (de) * 1987-08-14 1989-02-23 Linde Ag Verfahren zum reinigen bzw. regenerieren einer fuellkoerperkolonne
US5688336A (en) * 1988-05-03 1997-11-18 Millard, Jr.; James B. Method for removal of water soluble polymers
CA1339182C (en) * 1988-09-07 1997-07-29 Takashi Hayashi Process for producing cycloolefin random copolymers
DE3838188A1 (de) * 1988-11-10 1990-05-17 Fourne Maschinenbau Gmbh Reinigung polymerbehafteter teile
JP2892213B2 (ja) * 1992-03-31 1999-05-17 ホーヤ株式会社 ポリウレタン除去剤
JPH0663590A (ja) * 1992-06-29 1994-03-08 Japan Synthetic Rubber Co Ltd スケール除去剤及びそれを用いたスケール除去方法
JPH06100893A (ja) * 1992-09-18 1994-04-12 Asahi Chem Ind Co Ltd 重合装置類の洗浄方法
US5487836A (en) * 1993-06-23 1996-01-30 Basf Corporation Method of cleaning a sintered powdered metal filter
DE19851983A1 (de) * 1998-11-11 2000-05-18 Basf Ag Verfahren zur kontinuierlichen Herstellung von Alkylestern der (Meth)acrylsäure

Also Published As

Publication number Publication date
JP4248140B2 (ja) 2009-04-02
CN1113848C (zh) 2003-07-09
MY120165A (en) 2005-09-30
US20020195126A1 (en) 2002-12-26
MX217992B (es) 2003-12-08
CZ20001458A3 (cs) 2000-08-16
AU1230899A (en) 1999-05-10
TW553779B (en) 2003-09-21
MXPA00002230A (es) 2000-10-01
KR100579677B1 (ko) 2006-05-15
JP2001520214A (ja) 2001-10-30
DE59807142D1 (de) 2003-03-13
KR20010031293A (ko) 2001-04-16
CN1273578A (zh) 2000-11-15
EP1042271A1 (en) 2000-10-11
WO1999020595A1 (de) 1999-04-29
ID23871A (id) 2000-05-25
DE19746688A1 (de) 1999-04-29
US6568406B2 (en) 2003-05-27
CZ297843B6 (cs) 2007-04-11
EP1042271B1 (de) 2003-02-05

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFERIMENTO DO PRESENTE PEDIDO, TENDO POR BASE OS ARTIGOS 8O E 13 DA LPI 9279 DE 14/05/96.

B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL.