JPS5022027B1 - - Google Patents

Info

Publication number
JPS5022027B1
JPS5022027B1 JP44063329A JP6332969A JPS5022027B1 JP S5022027 B1 JPS5022027 B1 JP S5022027B1 JP 44063329 A JP44063329 A JP 44063329A JP 6332969 A JP6332969 A JP 6332969A JP S5022027 B1 JPS5022027 B1 JP S5022027B1
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Pending
Application number
JP44063329A
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 JPS5022027B1 publication Critical patent/JPS5022027B1/ja
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78Preparation processes
    • C08G63/785Preparation processes characterised by the apparatus used
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D1/00Evaporating
    • B01D1/06Evaporators with vertical tubes
    • B01D1/12Evaporators with vertical tubes and forced circulation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006Controlling or regulating processes
    • B01J19/0013Controlling the temperature of the process
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24Stationary reactors without moving elements inside
    • B01J19/2455Stationary reactors without moving elements inside provoking a loop type movement of the reactants
    • B01J19/2465Stationary reactors without moving elements inside provoking a loop type movement of the reactants externally, i.e. the mixture leaving the vessel and subsequently re-entering it
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/03Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00051Controlling the temperature
    • B01J2219/00074Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00076Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00051Controlling the temperature
    • B01J2219/00074Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00101Reflux columns

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP44063329A 1968-08-12 1969-08-12 Pending JPS5022027B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75205868A 1968-08-12 1968-08-12

Publications (1)

Publication Number Publication Date
JPS5022027B1 true JPS5022027B1 (ja) 1975-07-28

Family

ID=25024668

Family Applications (1)

Application Number Title Priority Date Filing Date
JP44063329A Pending JPS5022027B1 (ja) 1968-08-12 1969-08-12

Country Status (5)

Country Link
US (1) US3676485A (ja)
JP (1) JPS5022027B1 (ja)
DE (1) DE1940851A1 (ja)
FR (1) FR2015510A1 (ja)
NL (1) NL6912284A (ja)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE759208A (fr) * 1969-11-22 1971-05-21 Basf Ag Procede de preparation continue de
FR2068796A1 (en) * 1969-12-10 1971-09-03 Allied Chem Continuous prodn of high mol wt linear - polyesters
US3927982A (en) * 1970-03-18 1975-12-23 Du Pont Recirculating apparatus for continuous esterification reactions
US3980441A (en) * 1972-05-20 1976-09-14 Chemische Werke Huls Aktiengesellschaft Apparatus for the production of dimethyl terephthalate by the esterification of terephthalic acid
DE2224869C3 (de) * 1972-05-20 1975-12-11 Chemische Werke Huels Ag, 4370 Marl Verfahren zur Herstellung von Dimethylterephthalat
FR2187759B2 (ja) * 1972-06-06 1979-01-12 Huels Chemische Werke Ag
US3951198A (en) * 1972-08-15 1976-04-20 Rose Shuffman, executrix Apparatus and method for recovering pure water from natural sources and industrial polluted waste sources
ES419510A1 (es) * 1972-12-15 1976-04-16 Huels Chemische Werke Ag Procedimiento para la esterificacion en la fase gaseosa de acido tereftalico.
US4015943A (en) * 1972-12-15 1977-04-05 Chemische Werke Huls Aktiengesellschaft Apparatus for the esterification of terephthalic acid in the gas phase
DE2514116C3 (de) * 1975-03-29 1983-03-17 Basf Ag, 6700 Ludwigshafen Verfahren zur kontinuierlichen Herstellung von linearen, hochmolekularen Polybutylenterephthalaten
US4146729A (en) * 1977-04-07 1979-03-27 E. I. Du Pont De Nemours And Company Process for preparing poly(ethylene terephthalate)
US5786443A (en) * 1995-12-14 1998-07-28 E. I. Du Pont De Nemours And Company Process of making polyester prepolymer
US5993608A (en) * 1997-04-25 1999-11-30 Canadian Chemical Reclaiming Ltd. Process for recovering processing liquids
US6350895B1 (en) 1999-03-26 2002-02-26 E. I. Du Pont De Nemours And Company Transesterification process using yttrium and samarium compound catalystis
US6508916B1 (en) 1999-06-14 2003-01-21 Canadian Chemical Reclaiming Ltd. Process for recovering processing liquids
CA2396469C (en) * 2000-02-11 2010-01-26 E.I. Du Pont De Nemours And Company Continuous process for producing poly(trimethylene terephthalate)
US6353062B1 (en) 2000-02-11 2002-03-05 E. I. Du Pont De Nemours And Company Continuous process for producing poly(trimethylene terephthalate)
EP1201298A1 (en) * 2000-10-24 2002-05-02 Urea Casale S.A. Carbamate condensation unit
US6906164B2 (en) * 2000-12-07 2005-06-14 Eastman Chemical Company Polyester process using a pipe reactor
DE10155419B4 (de) * 2001-11-12 2005-06-16 Inventa-Fischer Gmbh & Co. Kg Verfahren zur kontinuierlichen Herstellung von hochmolekularem Polyester sowie Vorrichtung zur Durchführung des Verfahrens
US7943094B2 (en) 2006-12-07 2011-05-17 Grupo Petrotemex, S.A. De C.V. Polyester production system employing horizontally elongated esterification vessel
US7649109B2 (en) 2006-12-07 2010-01-19 Eastman Chemical Company Polyester production system employing recirculation of hot alcohol to esterification zone
US7863477B2 (en) 2007-03-08 2011-01-04 Eastman Chemical Company Polyester production system employing hot paste to esterification zone
US7892498B2 (en) * 2007-03-08 2011-02-22 Eastman Chemical Company Polyester production system employing an unagitated esterification reactor
US7847053B2 (en) 2007-07-12 2010-12-07 Eastman Chemical Company Multi-level tubular reactor with oppositely extending segments
US7872089B2 (en) * 2007-07-12 2011-01-18 Eastman Chemical Company Multi-level tubular reactor with internal tray
US7868130B2 (en) 2007-07-12 2011-01-11 Eastman Chemical Company Multi-level tubular reactor with vertically spaced segments
US7858730B2 (en) 2007-07-12 2010-12-28 Eastman Chemical Company Multi-level tubular reactor with dual headers
US7829653B2 (en) 2007-07-12 2010-11-09 Eastman Chemical Company Horizontal trayed reactor
US7868129B2 (en) 2007-07-12 2011-01-11 Eastman Chemical Company Sloped tubular reactor with spaced sequential trays
US7842777B2 (en) 2007-07-12 2010-11-30 Eastman Chemical Company Sloped tubular reactor with divided flow
US7872090B2 (en) 2007-07-12 2011-01-18 Eastman Chemical Company Reactor system with optimized heating and phase separation
WO2013143824A1 (en) * 2012-03-30 2013-10-03 Exxonmobil Chemical Patents Inc. Process for the production of terephthalate esters

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL128260C (ja) * 1964-10-20
NL131998C (ja) * 1965-06-09
US3497473A (en) * 1966-11-29 1970-02-24 American Enka Corp Process for the preparation of polyethylene terephthalate

Also Published As

Publication number Publication date
FR2015510A1 (ja) 1970-04-30
NL6912284A (ja) 1970-02-16
DE1940851A1 (de) 1970-02-19
US3676485A (en) 1972-07-11

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