NL7204330A - - Google Patents

Info

Publication number
NL7204330A
NL7204330A NL7204330A NL7204330A NL7204330A NL 7204330 A NL7204330 A NL 7204330A NL 7204330 A NL7204330 A NL 7204330A NL 7204330 A NL7204330 A NL 7204330A NL 7204330 A NL7204330 A NL 7204330A
Authority
NL
Netherlands
Application number
NL7204330A
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 filed Critical
Publication of NL7204330A publication Critical patent/NL7204330A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/40—Polyesters derived from ester-forming derivatives of polycarboxylic acids or of polyhydroxy compounds, other than from esters thereof
    • C08G63/42—Cyclic ethers; Cyclic carbonates; Cyclic sulfites; Cyclic orthoesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • B01J19/1862—Stationary reactors having moving elements inside placed in series
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
    • C08G63/181—Acids containing aromatic rings
    • C08G63/183—Terephthalic acids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00067—Liquid level measurement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00101—Reflux columns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00182—Controlling or regulating processes controlling the level of reactants in the reactor vessel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL7204330A 1971-04-03 1972-03-30 NL7204330A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2042571A JPS5518698B1 (fr) 1971-04-03 1971-04-03

Publications (1)

Publication Number Publication Date
NL7204330A true NL7204330A (fr) 1972-10-05

Family

ID=12026669

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7204330A NL7204330A (fr) 1971-04-03 1972-03-30

Country Status (7)

Country Link
US (1) US3859344A (fr)
JP (1) JPS5518698B1 (fr)
BE (1) BE781567A (fr)
FR (1) FR2132363B1 (fr)
GB (1) GB1350874A (fr)
IT (1) IT952505B (fr)
NL (1) NL7204330A (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4208352A (en) * 1975-12-15 1980-06-17 Phillips Petroleum Company Oxidation process for alkylaromatics
JPS5278846A (en) * 1975-12-25 1977-07-02 Matsuyama Sekyu Kagaku Kk Continuous production of high purity telephthalic acid
US4185073A (en) * 1976-07-26 1980-01-22 Standard Oil Company (Indiana) Apparatus for iso- or terephthalic acid production in and recovery from benzoic acid-water solvent system
US4081464A (en) * 1976-07-26 1978-03-28 Standard Oil Company Iso- or terephthalic acid production in and recovery from benzoic acid-water solvent system
DE2714985C2 (de) * 1977-04-04 1982-05-06 Chemische Werke Hüls AG, 4370 Marl Verfahren zur Reinigung von Terephthalsäure
JPS5555138A (en) * 1978-10-19 1980-04-22 Mitsubishi Chem Ind Ltd Preparation of highly pure terephthalic acid
GB2051804B (en) 1979-07-02 1983-10-12 Ici Ltd Preparation of aromatic carboxylic acids
US4550198A (en) * 1982-11-04 1985-10-29 Georgia Tech Research Institute Purification of terephthalic acid by supercritical fluid extraction
JPS59104345A (ja) * 1982-12-03 1984-06-16 Kuraray Yuka Kk 直接重合用に適したテレフタル酸の製造方法
US5030749A (en) * 1985-12-04 1991-07-09 Amoco Corporation Method for producing purified trimesic acid
EP0465100B1 (fr) * 1990-06-25 1994-09-28 Mitsubishi Gas Chemical Company, Inc. Procédé pour la fabrication de l'acide isophtalique d'haute pureté
KR970000136B1 (ko) * 1993-09-28 1997-01-04 브이.피. 유리예프 고순도 벤젠디카르복실산 이성질체의 제조방법
US5929274A (en) * 1995-06-07 1999-07-27 Hfm International, Inc. Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid
US5767311A (en) * 1995-06-07 1998-06-16 Glitsch International, Inc. Method and apparatus for preparing purified terephtalic acid
US6054610A (en) * 1995-06-07 2000-04-25 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes
US6013835A (en) * 1995-06-07 2000-01-11 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid
US6527018B2 (en) * 2000-06-07 2003-03-04 Fuji Photo Film Co., Ltd. Method and system for optimizing batch process of preparing solution
KR20060027829A (ko) * 2003-07-02 2006-03-28 이 아이 듀폰 디 네모아 앤드 캄파니 이성분 코팅 조성물 및 그로부터 제조된 코팅
US7615663B2 (en) * 2004-09-02 2009-11-10 Eastman Chemical Company Optimized production of aromatic dicarboxylic acids
EP1777001A1 (fr) * 2005-10-21 2007-04-25 Saudi Basic Industries Corporation Réacteur à colonne de barbotage avec mesureur de niveau de liquide et procédé pour mesurer le niveau de liquide
WO2019005532A1 (fr) * 2017-06-29 2019-01-03 Bp Corporation North America Inc. Procédés de fabrication d'acides carboxyliques aromatiques
CN108484888A (zh) * 2018-01-23 2018-09-04 浙江省现代纺织工业研究院 一种无机改性对二甲苯的制备方法
CN114053978A (zh) * 2021-11-25 2022-02-18 上海师范大学 一种含金属废料提纯装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3064044A (en) * 1957-08-15 1962-11-13 Standard Oil Co Multistage oxidation system for preparing dicarboxylic acid
US3170768A (en) * 1959-04-22 1965-02-23 Standard Oil Co System for continuous preparation of terephthalic acid
FR1272209A (fr) * 1960-10-14 1961-09-22 Standard Oil Co Perfectionnements apportés à la production en continu d'acides carboxyliques par oxydation
FR1504431A (fr) * 1965-11-09 1967-12-08 Inst Francais Du Petrole Procédé d'oxydation du paraxylène en deux étapes

Also Published As

Publication number Publication date
JPS5518698B1 (fr) 1980-05-21
IT952505B (it) 1973-07-30
US3859344A (en) 1975-01-07
DE2216208B2 (de) 1977-02-10
BE781567A (fr) 1972-07-17
GB1350874A (en) 1974-04-24
FR2132363A1 (fr) 1972-11-17
FR2132363B1 (fr) 1977-04-01
DE2216208A1 (de) 1972-10-26

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Legal Events

Date Code Title Description
BV The patent application has lapsed