FR2350370A1 - Procede de preparation de melanges de polycarbonates - Google Patents

Procede de preparation de melanges de polycarbonates

Info

Publication number
FR2350370A1
FR2350370A1 FR7713942A FR7713942A FR2350370A1 FR 2350370 A1 FR2350370 A1 FR 2350370A1 FR 7713942 A FR7713942 A FR 7713942A FR 7713942 A FR7713942 A FR 7713942A FR 2350370 A1 FR2350370 A1 FR 2350370A1
Authority
FR
France
Prior art keywords
preparing polycarbonate
polycarbonate mixtures
mixtures
preparing
polycarbonate
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
FR7713942A
Other languages
English (en)
Other versions
FR2350370B1 (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.)
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 FR2350370A1 publication Critical patent/FR2350370A1/fr
Application granted granted Critical
Publication of FR2350370B1 publication Critical patent/FR2350370B1/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
    • C08G64/04—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)
FR7713942A 1976-05-07 1977-05-06 Procede de preparation de melanges de polycarbonates Granted FR2350370A1 (fr)

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 (2)

Publication Number Publication Date
FR2350370A1 true FR2350370A1 (fr) 1977-12-02
FR2350370B1 FR2350370B1 (fr) 1983-01-21

Family

ID=25770430

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7713942A Granted FR2350370A1 (fr) 1976-05-07 1977-05-06 Procede de preparation de melanges de polycarbonates

Country Status (4)

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006579A1 (fr) * 1978-07-04 1980-01-09 Bayer Ag Polycarbonates à double-liaisons réticulables par des rayons UV, procédé pour leur préparation, procédé pour leur modification et les produits ainsi obtenus
EP0097828A1 (fr) * 1982-06-09 1984-01-11 General Electric Company Polycarbonate bloqué par un alkylacylhalide ou acide ramifié
EP0683193A2 (fr) * 1994-05-20 1995-11-22 Bayer Ag Utilisation d'acides monocarboxyliques aliphatiques tertiaires comme agents de terminaison de chaîne pour la préparation de polycarbonates et de polyestercarbonates

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3143252A1 (de) * 1981-10-31 1983-05-11 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von polycarbonaten mit verbessertem alterungsverhalten
US4762896A (en) * 1984-12-28 1988-08-09 General Electric Company Process for preparing aromatic polycarbonate of improved melt processability with fatty acid

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006579A1 (fr) * 1978-07-04 1980-01-09 Bayer Ag Polycarbonates à double-liaisons réticulables par des rayons UV, procédé pour leur préparation, procédé pour leur modification et les produits ainsi obtenus
EP0097828A1 (fr) * 1982-06-09 1984-01-11 General Electric Company Polycarbonate bloqué par un alkylacylhalide ou acide ramifié
EP0683193A2 (fr) * 1994-05-20 1995-11-22 Bayer Ag Utilisation d'acides monocarboxyliques aliphatiques tertiaires comme agents de terminaison de chaîne pour la préparation de polycarbonates et de polyestercarbonates
EP0683193A3 (fr) * 1994-05-20 1996-03-20 Bayer Ag Utilisation d'acides monocarboxyliques aliphatiques tertiaires comme agents de terminaison de chaîne pour la préparation de polycarbonates et de polyestercarbonates.
US5633339A (en) * 1994-05-20 1997-05-27 Bayer Aktiengesellschaft Use of tertiary aliphatic monocarboxylic acids as chain terminators for the preparation of polycarbonates and of polyester carbonates

Also Published As

Publication number Publication date
JPS5936931B2 (ja) 1984-09-06
FR2350370B1 (fr) 1983-01-21
IT1079638B (it) 1985-05-13
GB1544788A (en) 1979-04-25
JPS52136296A (en) 1977-11-14

Similar Documents

Publication Publication Date Title
FR2439801B1 (fr) Procede de preparation de polycarbonates
BE855273A (fr) Procede de preparation de polyurethannes
BE857854A (fr) Procede de preparation de polyurethanne-urees
BE862052A (fr) Procede de deshydrocyclodimerisation
BE858771A (fr) Procede de preparation de bitumes-polymeres
PT67304B (fr) Procede de preparation de complexes insectifuges
BE810558A (fr) Procede de preparation continue de polycarbonates
BE855982A (fr) Procede de preparation de polythiosulfones aromatiques thermostables
RO69940A (fr) Procede pour la preparation des polysobutenylsuccinimidopropylethylendiamines
BE836723A (fr) Procede de preparation de polycarbonates thermoplastiques nacromoleculaires ignifuges
BE855983A (fr) Procede de preparation de polythiosulfones aromatiques thermostables
BE855944A (fr) Procede de preparation des 1-phenyl-3-amino-pyrazoles
LU78116A1 (fr) Procede de preparation de nouvelles 11-deoxy-11-oxaprostaglandines
FR2345434A1 (fr) Procede de preparation de la 5-acetoacetylamino-benzimidazolone
BE861064A (fr) Procede de preparation de siph2nylamine styrenee
FR2350370A1 (fr) Procede de preparation de melanges de polycarbonates
FR2346358A1 (fr) Procede de preparation de chloromethylsilanes
LU78503A1 (fr) Procede de preparation de gamma-pyrones
FR2342942A1 (fr) Procede de preparation de diamants synthetiques
FR2300647A1 (fr) Procede de decoupage
BE795475A (fr) Procede de preparation de solutions de polycarbonates
BE851225A (fr) Procede de preparation de polycarbonates aliphatiques
BE861501A (fr) Procede de preparation de la 17alpha-hydroxy-21-acetoxy-progesterone
BE858032A (fr) Procede de preparation de copolyleres sequences poly-alpha-methyl-styrene-polydiorganosiloxane ameliores
IT1106867B (it) Procedimento per produrre policarbonati

Legal Events

Date Code Title Description
ST Notification of lapse