FR85137E - New process for the preparation of a linear superpolyester and product obtained - Google Patents

New process for the preparation of a linear superpolyester and product obtained

Info

Publication number
FR85137E
FR85137E FR961140A FR961140A FR85137E FR 85137 E FR85137 E FR 85137E FR 961140 A FR961140 A FR 961140A FR 961140 A FR961140 A FR 961140A FR 85137 E FR85137 E FR 85137E
Authority
FR
France
Prior art keywords
preparation
product obtained
new process
superpolyester
linear
Prior art date
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.)
Expired
Application number
FR961140A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 US788043A external-priority patent/US3075952A/en
Priority to GB8446/61A priority Critical patent/GB993121A/en
Priority claimed from FR863741A external-priority patent/FR1291273A/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Priority to FR961140A priority patent/FR85137E/en
Priority to GB2907/64A priority patent/GB1047043A/en
Application granted granted Critical
Publication of FR85137E publication Critical patent/FR85137E/en
Expired 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
    • C08G63/80—Solid-state polycondensation
    • 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
    • C08G63/86—Germanium, antimony, or compounds thereof
    • C08G63/866—Antimony 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)
FR961140A 1959-01-21 1964-01-22 New process for the preparation of a linear superpolyester and product obtained Expired FR85137E (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB8446/61A GB993121A (en) 1959-01-21 1961-03-08 Linear superpolyester production
FR961140A FR85137E (en) 1959-01-21 1964-01-22 New process for the preparation of a linear superpolyester and product obtained
GB2907/64A GB1047043A (en) 1959-01-21 1964-01-23 Linear superpolyester production

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US788043A US3075952A (en) 1959-01-21 1959-01-21 Solid phase process for linear superpolyesters
FR863741A FR1291273A (en) 1959-01-21 1961-06-02 New process for the preparation of a linear superpolyester and product obtained
US25449063A 1963-01-28 1963-01-28
FR961140A FR85137E (en) 1959-01-21 1964-01-22 New process for the preparation of a linear superpolyester and product obtained

Publications (1)

Publication Number Publication Date
FR85137E true FR85137E (en) 1965-06-18

Family

ID=27445313

Family Applications (1)

Application Number Title Priority Date Filing Date
FR961140A Expired FR85137E (en) 1959-01-21 1964-01-22 New process for the preparation of a linear superpolyester and product obtained

Country Status (1)

Country Link
FR (1) FR85137E (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0399742A2 (en) * 1989-05-22 1990-11-28 Hoechst Celanese Corporation Catalyst system and process for preparing polyethylene terephthalate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0399742A2 (en) * 1989-05-22 1990-11-28 Hoechst Celanese Corporation Catalyst system and process for preparing polyethylene terephthalate
EP0399742A3 (en) * 1989-05-22 1991-11-21 Hoechst Celanese Corporation Catalyst system and process for preparing polyethylene terephthalate

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