FR2119016B1 - - Google Patents

Info

Publication number
FR2119016B1
FR2119016B1 FR7146184A FR7146184A FR2119016B1 FR 2119016 B1 FR2119016 B1 FR 2119016B1 FR 7146184 A FR7146184 A FR 7146184A FR 7146184 A FR7146184 A FR 7146184A FR 2119016 B1 FR2119016 B1 FR 2119016B1
Authority
FR
France
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
FR7146184A
Other languages
French (fr)
Other versions
FR2119016A1 (en
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
Priority claimed from DE19702063052 external-priority patent/DE2063052A1/de
Priority claimed from DE2063050A external-priority patent/DE2063050C3/de
Application filed by Bayer AG filed Critical Bayer AG
Publication of FR2119016A1 publication Critical patent/FR2119016A1/fr
Application granted granted Critical
Publication of FR2119016B1 publication Critical patent/FR2119016B1/fr
Granted 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
    • C08G64/26—General preparatory processes using halocarbonates
    • 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
    • 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
    • C08G64/22—General preparatory processes using carbonyl halides
    • C08G64/24—General preparatory processes using carbonyl halides and phenols

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)
FR7146184A 1970-12-22 1971-12-22 High mol wt polycarbonates - of excellent alkali resistance from sterically hindered bisphenols Granted FR2119016A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19702063052 DE2063052A1 (de) 1970-12-22 1970-12-22 Verseifungsbeständige Polycarbonate
DE2063050A DE2063050C3 (de) 1970-12-22 1970-12-22 Verseifungsbeständige Polycarbonate, Verfahren zu deren Herstellung und deren Verwendung

Publications (2)

Publication Number Publication Date
FR2119016A1 FR2119016A1 (en) 1972-08-04
FR2119016B1 true FR2119016B1 (OSRAM) 1976-04-02

Family

ID=25760217

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7146184A Granted FR2119016A1 (en) 1970-12-22 1971-12-22 High mol wt polycarbonates - of excellent alkali resistance from sterically hindered bisphenols

Country Status (4)

Country Link
BE (1) BE777125A (OSRAM)
CA (1) CA973993A (OSRAM)
FR (1) FR2119016A1 (OSRAM)
NL (1) NL170635C (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0164476A1 (en) * 1984-06-14 1985-12-18 General Electric Company Polycarbonates exhibiting improved heat resistance
EP0166834A1 (en) * 1982-12-17 1986-01-08 General Electric Company Polycarbonates exhibiting improved heat resistance

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0166834A1 (en) * 1982-12-17 1986-01-08 General Electric Company Polycarbonates exhibiting improved heat resistance
EP0164476A1 (en) * 1984-06-14 1985-12-18 General Electric Company Polycarbonates exhibiting improved heat resistance

Also Published As

Publication number Publication date
CA973993A (en) 1975-09-02
NL170635B (nl) 1982-07-01
FR2119016A1 (en) 1972-08-04
NL170635C (nl) 1982-12-01
BE777125A (fr) 1972-06-22
NL7117514A (OSRAM) 1972-06-26

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Legal Events

Date Code Title Description
ST Notification of lapse