JPS4919117B1 - - Google Patents

Info

Publication number
JPS4919117B1
JPS4919117B1 JP8621868A JP8621868A JPS4919117B1 JP S4919117 B1 JPS4919117 B1 JP S4919117B1 JP 8621868 A JP8621868 A JP 8621868A JP 8621868 A JP8621868 A JP 8621868A JP S4919117 B1 JPS4919117 B1 JP S4919117B1
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
JP8621868A
Other languages
Japanese (ja)
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
Priority to JP8621868A priority Critical patent/JPS4919117B1/ja
Priority to BR21442169A priority patent/BR6914421D0/en
Priority to NL6917671A priority patent/NL6917671A/xx
Priority to FR6940541A priority patent/FR2024197A1/fr
Priority to BE742166D priority patent/BE742166A/xx
Priority to GB5765869A priority patent/GB1285904A/en
Priority to ES373886A priority patent/ES373886A1/en
Priority to DE19691959189 priority patent/DE1959189A1/en
Publication of JPS4919117B1 publication Critical patent/JPS4919117B1/ja
Pending legal-status Critical Current

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
    • C08G63/82—Preparation processes characterised by the catalyst used
    • 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
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof

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)
JP8621868A 1968-11-25 1968-11-25 Pending JPS4919117B1 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP8621868A JPS4919117B1 (en) 1968-11-25 1968-11-25
BR21442169A BR6914421D0 (en) 1968-11-25 1969-11-24 PERFECTING IN A PROCESS FOR THE PRODUCTION OF POLYALKYLENE TEREFTALATE POLYALKYLENE OXYBENZOATE POLYALKYLENE OXYBENZOATE OR POLYESTER OR POLYESTER-ETER AS WELL AS CATALYTIC COMPOSITION USED IN THE SAME
NL6917671A NL6917671A (en) 1968-11-25 1969-11-24
FR6940541A FR2024197A1 (en) 1968-11-25 1969-11-25
BE742166D BE742166A (en) 1968-11-25 1969-11-25
GB5765869A GB1285904A (en) 1968-11-25 1969-11-25 Catalytic process for the production of polyesters
ES373886A ES373886A1 (en) 1968-11-25 1969-11-25 Catalytic process for the production of polyesters
DE19691959189 DE1959189A1 (en) 1968-11-25 1969-11-25 Process for the production of polymers of the polyester series

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8621868A JPS4919117B1 (en) 1968-11-25 1968-11-25

Publications (1)

Publication Number Publication Date
JPS4919117B1 true JPS4919117B1 (en) 1974-05-15

Family

ID=13880625

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8621868A Pending JPS4919117B1 (en) 1968-11-25 1968-11-25

Country Status (8)

Country Link
JP (1) JPS4919117B1 (en)
BE (1) BE742166A (en)
BR (1) BR6914421D0 (en)
DE (1) DE1959189A1 (en)
ES (1) ES373886A1 (en)
FR (1) FR2024197A1 (en)
GB (1) GB1285904A (en)
NL (1) NL6917671A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019181516A1 (en) * 2018-03-20 2019-09-26 株式会社クレハ Glycolide production method

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7368523B2 (en) 2004-11-12 2008-05-06 Eastman Chemical Company Polyester polymer and copolymer compositions containing titanium nitride particles
US7662880B2 (en) 2004-09-03 2010-02-16 Eastman Chemical Company Polyester polymer and copolymer compositions containing metallic nickel particles
US7300967B2 (en) 2004-11-12 2007-11-27 Eastman Chemical Company Polyester polymer and copolymer compositions containing metallic titanium particles
US8557950B2 (en) 2005-06-16 2013-10-15 Grupo Petrotemex, S.A. De C.V. High intrinsic viscosity melt phase polyester polymers with acceptable acetaldehyde generation rates
US7776942B2 (en) 2005-09-16 2010-08-17 Eastman Chemical Company Polyester polymer and copolymer compositions containing particles of titanium nitride and carbon-coated iron
US7745512B2 (en) 2005-09-16 2010-06-29 Eastman Chemical Company Polyester polymer and copolymer compositions containing carbon-coated iron particles
US7655746B2 (en) 2005-09-16 2010-02-02 Eastman Chemical Company Phosphorus containing compounds for reducing acetaldehyde in polyesters polymers

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019181516A1 (en) * 2018-03-20 2019-09-26 株式会社クレハ Glycolide production method
CN111757873A (en) * 2018-03-20 2020-10-09 株式会社吴羽 Method for producing glycolide
JPWO2019181516A1 (en) * 2018-03-20 2020-12-17 株式会社クレハ Glycolide manufacturing method

Also Published As

Publication number Publication date
ES373886A1 (en) 1972-04-01
FR2024197A1 (en) 1970-08-28
DE1959189A1 (en) 1970-06-11
NL6917671A (en) 1970-05-27
BE742166A (en) 1970-05-25
GB1285904A (en) 1972-08-16
BR6914421D0 (en) 1973-01-04

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