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NL188096C - Process for the continuous preparation of polyethylene terephthalate from terephthalic acid and ethylene glycol. - Google Patents

Process for the continuous preparation of polyethylene terephthalate from terephthalic acid and ethylene glycol.

Info

Publication number
NL188096C
NL188096C NLAANVRAGE7812037,A NL7812037A NL188096C NL 188096 C NL188096 C NL 188096C NL 7812037 A NL7812037 A NL 7812037A NL 188096 C NL188096 C NL 188096C
Authority
NL
Netherlands
Prior art keywords
ethylene glycol
polyethylene terephthalate
terephthalic acid
continuous preparation
continuous
Prior art date
Application number
NLAANVRAGE7812037,A
Other languages
Dutch (nl)
Other versions
NL188096B (en
NL7812037A (en
Original Assignee
Goodyear Tire & Rubber
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 Goodyear Tire & Rubber filed Critical Goodyear Tire & Rubber
Publication of NL7812037A publication Critical patent/NL7812037A/en
Publication of NL188096B publication Critical patent/NL188096B/en
Application granted granted Critical
Publication of NL188096C publication Critical patent/NL188096C/en

Links

Classifications

    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • B01J8/0025—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor by an ascending fluid
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
NLAANVRAGE7812037,A 1977-12-16 1978-12-11 Process for the continuous preparation of polyethylene terephthalate from terephthalic acid and ethylene glycol. NL188096C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86133377A 1977-12-16 1977-12-16

Publications (3)

Publication Number Publication Date
NL7812037A NL7812037A (en) 1979-06-19
NL188096B NL188096B (en) 1991-11-01
NL188096C true NL188096C (en) 1992-04-01

Family

ID=25335519

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7812037,A NL188096C (en) 1977-12-16 1978-12-11 Process for the continuous preparation of polyethylene terephthalate from terephthalic acid and ethylene glycol.

Country Status (8)

Country Link
JP (1) JPS5490138A (en)
BR (1) BR7808100A (en)
CA (1) CA1115446A (en)
DE (1) DE2850951A1 (en)
FR (1) FR2411631A1 (en)
GB (1) GB2010294B (en)
IT (1) IT1111091B (en)
NL (1) NL188096C (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0958857A1 (en) * 1998-05-14 1999-11-24 Bp Chemicals S.N.C. Process for the introduction of a catalyst into a gas phase polymerisation reaction
US6906164B2 (en) 2000-12-07 2005-06-14 Eastman Chemical Company Polyester process using a pipe reactor
CN1280331C (en) 2000-12-07 2006-10-18 伊斯曼化学公司 Polyester Process Using Tubular Reactors
US7074879B2 (en) 2003-06-06 2006-07-11 Eastman Chemical Company Polyester process using a pipe reactor
US7135541B2 (en) 2003-06-06 2006-11-14 Eastman Chemical Company Polyester process using a pipe reactor
US7332548B2 (en) 2004-03-04 2008-02-19 Eastman Chemical Company Process for production of a polyester product from alkylene oxide and carboxylic acid
US7649109B2 (en) 2006-12-07 2010-01-19 Eastman Chemical Company Polyester production system employing recirculation of hot alcohol to esterification zone
US7943094B2 (en) 2006-12-07 2011-05-17 Grupo Petrotemex, S.A. De C.V. Polyester production system employing horizontally elongated esterification vessel
US7863477B2 (en) 2007-03-08 2011-01-04 Eastman Chemical Company Polyester production system employing hot paste to esterification zone
US7868129B2 (en) 2007-07-12 2011-01-11 Eastman Chemical Company Sloped tubular reactor with spaced sequential trays
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
US7868130B2 (en) 2007-07-12 2011-01-11 Eastman Chemical Company Multi-level tubular reactor with vertically spaced segments
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
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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3393944A (en) * 1966-10-25 1968-07-23 Petrocarb Inc Method for pneumatically injecting solid particles into a high pressure zone
US4020049A (en) * 1967-09-14 1977-04-26 The Goodyear Tire & Rubber Company Process for preparing polyester resin
DE1667010C3 (en) * 1967-12-23 1975-10-09 Dynamit Nobel Ag, 5210 Troisdorf Method and device for the reliable filling of oxidation-sensitive materials
NL7016364A (en) * 1970-10-21 1972-04-25
ES419510A1 (en) * 1972-12-15 1976-04-16 Huels Chemische Werke Ag Process for the esterification of terephthalic acid in the gas phase
US4018671A (en) * 1975-01-14 1977-04-19 Marathon Oil Company Intermittent catalyst addition system

Also Published As

Publication number Publication date
JPS5490138A (en) 1979-07-17
IT7852265A0 (en) 1978-12-12
FR2411631A1 (en) 1979-07-13
DE2850951A1 (en) 1979-06-21
NL188096B (en) 1991-11-01
DE2850951C2 (en) 1989-04-20
JPS6317089B2 (en) 1988-04-12
FR2411631B1 (en) 1982-04-30
GB2010294A (en) 1979-06-27
GB2010294B (en) 1982-08-11
IT1111091B (en) 1986-01-13
CA1115446A (en) 1981-12-29
BR7808100A (en) 1979-08-07
NL7812037A (en) 1979-06-19

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Discontinued because of reaching the maximum lifetime of a patent

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