FR1329899A - Process for the preparation of linear high molecular weight polycarbonates - Google Patents

Process for the preparation of linear high molecular weight polycarbonates

Info

Publication number
FR1329899A
FR1329899A FR905136A FR905136A FR1329899A FR 1329899 A FR1329899 A FR 1329899A FR 905136 A FR905136 A FR 905136A FR 905136 A FR905136 A FR 905136A FR 1329899 A FR1329899 A FR 1329899A
Authority
FR
France
Prior art keywords
preparation
molecular weight
high molecular
linear high
weight polycarbonates
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
FR905136A
Other languages
French (fr)
Inventor
Hermann Schnell
Ludwig Bottenbruch
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Priority to FR905136A priority Critical patent/FR1329899A/en
Application granted granted Critical
Publication of FR1329899A publication Critical patent/FR1329899A/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
    • C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • C08G64/20—General preparatory processes
    • C08G64/30—General preparatory processes using carbonates
    • 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
    • C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • C08G64/04—Aromatic polycarbonates
    • C08G64/06—Aromatic polycarbonates not containing aliphatic unsaturation
FR905136A 1962-07-26 1962-07-26 Process for the preparation of linear high molecular weight polycarbonates Expired FR1329899A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR905136A FR1329899A (en) 1962-07-26 1962-07-26 Process for the preparation of linear high molecular weight polycarbonates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR905136A FR1329899A (en) 1962-07-26 1962-07-26 Process for the preparation of linear high molecular weight polycarbonates

Publications (1)

Publication Number Publication Date
FR1329899A true FR1329899A (en) 1963-06-14

Family

ID=8783970

Family Applications (1)

Application Number Title Priority Date Filing Date
FR905136A Expired FR1329899A (en) 1962-07-26 1962-07-26 Process for the preparation of linear high molecular weight polycarbonates

Country Status (1)

Country Link
FR (1) FR1329899A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3386954A (en) * 1961-08-02 1968-06-04 Bayer Ag Production of high molecular weight linear polycarbonates from oligomeric cyclic carbonates
EP0162379A1 (en) * 1984-05-11 1985-11-27 General Electric Company Cyclic polycarbonate oligomers and methods for their preparation and use

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3386954A (en) * 1961-08-02 1968-06-04 Bayer Ag Production of high molecular weight linear polycarbonates from oligomeric cyclic carbonates
EP0162379A1 (en) * 1984-05-11 1985-11-27 General Electric Company Cyclic polycarbonate oligomers and methods for their preparation and use
WO1985005369A1 (en) * 1984-05-11 1985-12-05 General Electric Company Cyclic polycarbonate oligomers and methods for their prepartion and use

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