NL6610502A - - Google Patents

Info

Publication number
NL6610502A
NL6610502A NL6610502A NL6610502A NL6610502A NL 6610502 A NL6610502 A NL 6610502A NL 6610502 A NL6610502 A NL 6610502A NL 6610502 A NL6610502 A NL 6610502A NL 6610502 A NL6610502 A NL 6610502A
Authority
NL
Netherlands
Application number
NL6610502A
Other versions
NL151011B (nl
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 NL6610502A publication Critical patent/NL6610502A/xx
Publication of NL151011B publication Critical patent/NL151011B/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
    • C08G63/78—Preparation processes
    • C08G63/785—Preparation processes characterised by the apparatus used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0003—Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
    • B01D5/0021—Vortex
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0033—Other features
    • B01D5/0045—Vacuum condensation
    • 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
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/02—Feed or outlet devices therefor
    • 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
    • B01J4/00—Feed or outlet devices; Feed or outlet control devices
    • B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F15/00—Other methods of preventing corrosion or incrustation
    • C23F15/005—Inhibiting incrustation
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B31/00—Electric arc lamps
    • H05B31/0003—Electric arc lamps the arc being outside, in the open
    • H05B31/0015—Electric arc lamps the arc being outside, in the open with spare electrodes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Gas Separation By Absorption (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL666610502A 1965-11-11 1966-07-26 Werkwijze voor het evacueren van een reactievat tijdens het bereiden van polyesters. NL151011B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2498565 1965-11-11

Publications (2)

Publication Number Publication Date
NL6610502A true NL6610502A (sv) 1967-05-12
NL151011B NL151011B (nl) 1976-10-15

Family

ID=11215330

Family Applications (1)

Application Number Title Priority Date Filing Date
NL666610502A NL151011B (nl) 1965-11-11 1966-07-26 Werkwijze voor het evacueren van een reactievat tijdens het bereiden van polyesters.

Country Status (5)

Country Link
US (1) US3468849A (sv)
JP (1) JPS4910432B1 (sv)
CH (1) CH487345A (sv)
GB (1) GB1166094A (sv)
NL (1) NL151011B (sv)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2409343B2 (de) * 1974-02-27 1979-06-28 Akzo Gmbh, 5600 Wuppertal Verfahren zum Entfernen der dampfförmigen Reaktionsprodukte bei der Herstellung von Polyestern, insbesondere von Polyäthylenterephthalat
US4154921A (en) * 1978-06-19 1979-05-15 E. I. Du Pont De Nemours And Company Preparation of polyesters
US4935171A (en) * 1989-01-27 1990-06-19 Vestar, Inc. Method for vesicle formation
DE4419397A1 (de) * 1994-06-03 1995-12-14 Zimmer Ag Verfahren zur mehrstufigen Vakuumerzeugung bei der Polyester-Herstellung
DE4440741A1 (de) * 1994-11-15 1996-05-23 Zimmer Ag Verfahren zur Vakuumerzeugung bei der Polycarbonat-Herstellung
US5466765A (en) * 1995-03-09 1995-11-14 Eastman Chemical Company Vaccum system for controlling pressure in a polyester process
US6380451B1 (en) * 1999-12-29 2002-04-30 Phillips Petroleum Company Methods for restoring the heat transfer coefficient of an oligomerization reactor
US6906164B2 (en) 2000-12-07 2005-06-14 Eastman Chemical Company Polyester process using a pipe reactor
MXPA03004927A (es) 2000-12-07 2005-07-01 Eastman Chem Co Proceso de poliester que realiza un reactor de tuberia.
US7135541B2 (en) 2003-06-06 2006-11-14 Eastman Chemical Company Polyester process using a pipe reactor
US7074879B2 (en) 2003-06-06 2006-07-11 Eastman Chemical Company Polyester process using a pipe reactor
DE102004010146B4 (de) 2004-02-27 2006-02-16 Zimmer Ag Verfahren und Vorrichtung zur Herstellung von Polyestern und Copolyestern
US7332548B2 (en) 2004-03-04 2008-02-19 Eastman Chemical Company Process for production of a polyester product from alkylene oxide and carboxylic acid
DE102005018843A1 (de) * 2005-04-22 2006-10-26 Zimmer Ag Verfahren und Vorrichtung zur Vakuumerzeugung und Abscheidung von flüchtigen Verbindungen bei Polykondensationsreaktoren
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
US7829653B2 (en) 2007-07-12 2010-11-09 Eastman Chemical Company Horizontal trayed reactor
US7858730B2 (en) 2007-07-12 2010-12-28 Eastman Chemical Company Multi-level tubular reactor with dual headers
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
US7868130B2 (en) 2007-07-12 2011-01-11 Eastman Chemical Company Multi-level tubular reactor with vertically spaced segments
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
US7868129B2 (en) 2007-07-12 2011-01-11 Eastman Chemical Company Sloped tubular reactor with spaced sequential trays

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2793235A (en) * 1954-09-27 1957-05-21 Du Pont Recovery of glycols from polyester production
IL23644A (en) * 1964-06-01 1969-12-31 Monsanto Co Process and apparatus for recovery of glycols
US3315879A (en) * 1966-04-22 1967-04-25 Irving C Jennings Evacuation system

Also Published As

Publication number Publication date
NL151011B (nl) 1976-10-15
JPS4910432B1 (sv) 1974-03-11
US3468849A (en) 1969-09-23
GB1166094A (en) 1969-10-01
CH487345A (de) 1970-03-15

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Legal Events

Date Code Title Description
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: FISCHER

V4 Discontinued because of reaching the maximum lifetime of a patent