GB1544788A - Process for the preparation of polycarbonate mixtures - Google Patents

Process for the preparation of polycarbonate mixtures

Info

Publication number
GB1544788A
GB1544788A GB1888577A GB1888577A GB1544788A GB 1544788 A GB1544788 A GB 1544788A GB 1888577 A GB1888577 A GB 1888577A GB 1888577 A GB1888577 A GB 1888577A GB 1544788 A GB1544788 A GB 1544788A
Authority
GB
United Kingdom
Prior art keywords
preparation
polycarbonate mixtures
polycarbonate
mixtures
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
GB1888577A
Other languages
English (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 DE19762620256 external-priority patent/DE2620256A1/de
Priority claimed from DE19772716304 external-priority patent/DE2716304A1/de
Application filed by Bayer AG filed Critical Bayer AG
Publication of GB1544788A publication Critical patent/GB1544788A/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
    • C08G64/04—Aromatic polycarbonates
    • C08G64/06—Aromatic polycarbonates not containing aliphatic unsaturation

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)
GB1888577A 1976-05-07 1977-05-05 Process for the preparation of polycarbonate mixtures Expired GB1544788A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19762620256 DE2620256A1 (de) 1976-05-07 1976-05-07 Polycarbonate mit verbesserter entformbarkeit
DE19772716304 DE2716304A1 (de) 1977-04-13 1977-04-13 Verfahren zur herstellung von polycarbonatgemischen

Publications (1)

Publication Number Publication Date
GB1544788A true GB1544788A (en) 1979-04-25

Family

ID=25770430

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1888577A Expired GB1544788A (en) 1976-05-07 1977-05-05 Process for the preparation of polycarbonate mixtures

Country Status (4)

Country Link
JP (1) JPS5936931B2 (fr)
FR (1) FR2350370A1 (fr)
GB (1) GB1544788A (fr)
IT (1) IT1079638B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4460752A (en) * 1981-10-31 1984-07-17 Bayer Aktiengesellschaft Reacting polycarbonate resin with aryl chlorocarbonate to improve aging characteristics
US4762896A (en) * 1984-12-28 1988-08-09 General Electric Company Process for preparing aromatic polycarbonate of improved melt processability with fatty acid

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2829256A1 (de) * 1978-07-04 1980-01-17 Bayer Ag Polycarbonate mit uv-licht-vernetzbaren doppelbindungen enthaltenden endgruppen
US4431793A (en) * 1982-06-09 1984-02-14 General Electric Company Aromatic polycarbonate end capped with branched chain alkyl acyl halide or acid
DE4417751A1 (de) * 1994-05-20 1995-11-23 Bayer Ag Verwendung von tertiären, aliphatischen Monocarbonsäuren als Kettenabbrecher für die Herstellung von Polycarbonaten und von Polyestercarbonaten

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4460752A (en) * 1981-10-31 1984-07-17 Bayer Aktiengesellschaft Reacting polycarbonate resin with aryl chlorocarbonate to improve aging characteristics
US4762896A (en) * 1984-12-28 1988-08-09 General Electric Company Process for preparing aromatic polycarbonate of improved melt processability with fatty acid

Also Published As

Publication number Publication date
JPS52136296A (en) 1977-11-14
IT1079638B (it) 1985-05-13
FR2350370B1 (fr) 1983-01-21
FR2350370A1 (fr) 1977-12-02
JPS5936931B2 (ja) 1984-09-06

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930505