IT975676B - Procedimento per la preparazione in semi continuo di poliesteri lineari ad alto peso molecolare - Google Patents

Procedimento per la preparazione in semi continuo di poliesteri lineari ad alto peso molecolare

Info

Publication number
IT975676B
IT975676B IT86250/72A IT8625072A IT975676B IT 975676 B IT975676 B IT 975676B IT 86250/72 A IT86250/72 A IT 86250/72A IT 8625072 A IT8625072 A IT 8625072A IT 975676 B IT975676 B IT 975676B
Authority
IT
Italy
Prior art keywords
procedure
preparation
molecular weight
high molecular
linear polyesters
Prior art date
Application number
IT86250/72A
Other languages
English (en)
Inventor
L Jeurissen
Smedt F De
Original Assignee
Agfa Gevaert Nv
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 Agfa Gevaert Nv filed Critical Agfa Gevaert Nv
Application granted granted Critical
Publication of IT975676B publication Critical patent/IT975676B/it

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT86250/72A 1971-05-21 1972-05-15 Procedimento per la preparazione in semi continuo di poliesteri lineari ad alto peso molecolare IT975676B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1634771A GB1380266A (en) 1971-05-21 1971-05-21 Process for the semi-continuous preparation of high-molecular weight linear polyesters

Publications (1)

Publication Number Publication Date
IT975676B true IT975676B (it) 1974-08-10

Family

ID=10075647

Family Applications (1)

Application Number Title Priority Date Filing Date
IT86250/72A IT975676B (it) 1971-05-21 1972-05-15 Procedimento per la preparazione in semi continuo di poliesteri lineari ad alto peso molecolare

Country Status (12)

Country Link
US (1) US3849379A (it)
JP (1) JPS4935492A (it)
BE (1) BE783149A (it)
CA (1) CA987833A (it)
CH (1) CH570423A5 (it)
DE (1) DE2224562A1 (it)
FR (1) FR2138679B1 (it)
GB (1) GB1380266A (it)
IT (1) IT975676B (it)
LU (1) LU65390A1 (it)
NL (1) NL7206656A (it)
TR (1) TR18148A (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1474524A (it) * 1973-07-06 1977-05-25
GB1486409A (en) * 1973-11-06 1977-09-21 Agfa Gevaert Process for the preparation of high-molecular weight polyesters
JPS5343200B2 (it) * 1974-08-26 1978-11-17
US4079046A (en) * 1976-06-03 1978-03-14 Monsanto Company, St. Louis, Missouri Multiple polyesterification process
JPS5743864Y2 (it) * 1977-01-21 1982-09-28
US4097468A (en) * 1977-03-15 1978-06-27 Allied Chemical Corporation Process for preparing polyesters
US4260735A (en) * 1980-02-12 1981-04-07 Allied Chemical Corporation Catalytic process for preparation of polyesters
JPS59225110A (ja) * 1983-06-04 1984-12-18 Tadao Hatanaka 仏用線香の製造方法及びその製造用通気性乾燥板
US6528579B2 (en) 2000-02-17 2003-03-04 Shell Oil Company Zero-heel polyester process
US6906164B2 (en) 2000-12-07 2005-06-14 Eastman Chemical Company Polyester process using a pipe reactor
AU2002243291A1 (en) 2000-12-07 2002-06-18 Eastman Chemical Company Low cost polyester process using a pipe reactor
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
US7332548B2 (en) 2004-03-04 2008-02-19 Eastman Chemical Company Process for production of a polyester product from alkylene oxide and carboxylic acid
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
US7868130B2 (en) 2007-07-12 2011-01-11 Eastman Chemical Company Multi-level tubular reactor with vertically spaced segments
US7829653B2 (en) 2007-07-12 2010-11-09 Eastman Chemical Company Horizontal trayed reactor
US7847053B2 (en) 2007-07-12 2010-12-07 Eastman Chemical Company Multi-level tubular reactor with oppositely extending segments
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
US7868129B2 (en) 2007-07-12 2011-01-11 Eastman Chemical Company Sloped tubular reactor with spaced sequential trays
US7872090B2 (en) 2007-07-12 2011-01-18 Eastman Chemical Company Reactor system with optimized heating and phase separation
US7872089B2 (en) 2007-07-12 2011-01-18 Eastman Chemical Company Multi-level tubular reactor with internal tray

Also Published As

Publication number Publication date
CH570423A5 (it) 1975-12-15
LU65390A1 (it) 1972-08-24
TR18148A (tr) 1976-10-11
DE2224562A1 (de) 1972-12-07
FR2138679B1 (it) 1978-09-22
GB1380266A (en) 1975-01-08
CA987833A (en) 1976-04-20
FR2138679A1 (it) 1973-01-05
JPS4935492A (it) 1974-04-02
BE783149A (nl) 1972-11-08
US3849379A (en) 1974-11-19
NL7206656A (it) 1972-10-25

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