NL7206408A - - Google Patents

Info

Publication number
NL7206408A
NL7206408A NL7206408A NL7206408A NL7206408A NL 7206408 A NL7206408 A NL 7206408A NL 7206408 A NL7206408 A NL 7206408A NL 7206408 A NL7206408 A NL 7206408A NL 7206408 A NL7206408 A NL 7206408A
Authority
NL
Netherlands
Application number
NL7206408A
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
Priority claimed from JP3183871A external-priority patent/JPS5011954B1/ja
Priority claimed from JP251272A external-priority patent/JPS4869893A/ja
Priority claimed from JP270672A external-priority patent/JPS5029875B2/ja
Application filed filed Critical
Publication of NL7206408A publication Critical patent/NL7206408A/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
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
    • 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

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)
NL7206408A 1971-05-12 1972-05-12 NL7206408A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP3183871A JPS5011954B1 (zh) 1971-05-12 1971-05-12
JP251272A JPS4869893A (zh) 1971-12-23 1971-12-23
JP270672A JPS5029875B2 (zh) 1971-12-24 1971-12-24

Publications (1)

Publication Number Publication Date
NL7206408A true NL7206408A (zh) 1972-11-14

Family

ID=27275392

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7206408A NL7206408A (zh) 1971-05-12 1972-05-12

Country Status (4)

Country Link
DE (1) DE2222656A1 (zh)
FR (1) FR2137847A1 (zh)
GB (1) GB1392657A (zh)
NL (1) NL7206408A (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5323876B2 (zh) * 1973-03-22 1978-07-17
KR100520279B1 (ko) * 2000-08-22 2005-10-11 미쓰이 가가쿠 가부시키가이샤 폴리에스테르 제조용 촉매, 폴리에스테르의 제조 방법 및폴리에스테르

Also Published As

Publication number Publication date
DE2222656A1 (de) 1972-11-23
FR2137847A1 (zh) 1972-12-29
GB1392657A (en) 1975-04-30

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Legal Events

Date Code Title Description
BV The patent application has lapsed