FR2119016A1 - High mol wt polycarbonates - of excellent alkali resistance from sterically hindered bisphenols - Google Patents

High mol wt polycarbonates - of excellent alkali resistance from sterically hindered bisphenols

Info

Publication number
FR2119016A1
FR2119016A1 FR7146184A FR7146184A FR2119016A1 FR 2119016 A1 FR2119016 A1 FR 2119016A1 FR 7146184 A FR7146184 A FR 7146184A FR 7146184 A FR7146184 A FR 7146184A FR 2119016 A1 FR2119016 A1 FR 2119016A1
Authority
FR
France
Prior art keywords
gps
polycarbonates
absent
carbonate
high mol
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.)
Granted
Application number
FR7146184A
Other languages
English (en)
French (fr)
Other versions
FR2119016B1 (OSRAM
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

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G64/00Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • C08G64/20General preparatory processes
    • C08G64/26General preparatory processes using halocarbonates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G64/00Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • C08G64/04Aromatic polycarbonates
    • C08G64/06Aromatic polycarbonates not containing aliphatic unsaturation
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G64/00Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • C08G64/20General preparatory processes
    • C08G64/22General preparatory processes using carbonyl halides
    • C08G64/24General 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 true FR2119016A1 (en) 1972-08-04
FR2119016B1 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)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4520187A (en) * 1982-12-17 1985-05-28 General Electric Company Polycarbonates and polyester carbonates exhibiting improved heat resistance
US4554309A (en) * 1982-12-27 1985-11-19 General Electric Company Polycarbonate from cycloalkylidene tetra alkyl substituted diphenol

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
CA973993A (en) 1975-09-02
NL170635B (nl) 1982-07-01
FR2119016B1 (OSRAM) 1976-04-02
NL170635C (nl) 1982-12-01
BE777125A (fr) 1972-06-22
NL7117514A (OSRAM) 1972-06-26

Similar Documents

Publication Publication Date Title
GB1367788A (en) Saponificationresistant polycabonates
ES398155A1 (es) Procedimiento para la obtencion de policarbonatos de alto peso molecular.
ES330562A1 (es) Un procedimiento para preparar una composicion termoplastica de policarbonato ramificada al azar.
GB1526373A (en) Process for preparing a branched polycarbonate
GB1079821A (en) Process for the production of high molecular weight,soluble and termoplastic polycarbonates
FR2119016A1 (en) High mol wt polycarbonates - of excellent alkali resistance from sterically hindered bisphenols
GB1464190A (en) High molecular weight polycarbonates of alpha,alpha,alpha, alpha,alha,alpha-hexakisaryl-1,3-and/or -1,4-dimethyl benzenes
GB1498392A (en) Thermoplastic moulding compositions and mouldings of polycarbonates with ease of mould release when injection-moulded
GB1451776A (OSRAM)
KR920021485A (ko) 디아릴 카보네이트 제조용 알루미늄 트리플루오라이드 촉매
IE36071B1 (en) Furylmethyl-benzomorphane derivatives and pharmaceutical compositions containing them
GB944344A (en) Polycarbonate compositions
GB1488546A (en) Ultrasonically-welded glass fibre-filled thermoplastic structures
GB1097798A (en) Process for the production of polycarbonates
US4001183A (en) Tetraphenol containing polycarbonates
GB939927A (en) Improvements in polycarbonates
AT324000B (de) Schutz von estergruppenhaltigen kunststoffen gegen hydrolyse
JPS5538843A (en) Stabilized colored polycarbonate resin composition
GB1459954A (en) Polycarbonate moulding compositions
GB1250983A (OSRAM)
GB1464414A (en) Extrusion-moulded polyesters metering apparatus for molten metal
US4841015A (en) Low plate-out polycarbonate end capped with phenoxy acetic acid
GB1333812A (en) Tetraphenol its preparation and its use
GB938124A (en) Improvements in polycaronates
BE755075A (en) Expandible coated styrene polymers

Legal Events

Date Code Title Description
ST Notification of lapse