NL7502685A - Werkwijze ter bereiding van aromatische poly- carbonaten volgens het fasengrensvlakproces in chloorbenzeen als oplosmiddel. - Google Patents
Werkwijze ter bereiding van aromatische poly- carbonaten volgens het fasengrensvlakproces in chloorbenzeen als oplosmiddel.Info
- Publication number
- NL7502685A NL7502685A NL7502685A NL7502685A NL7502685A NL 7502685 A NL7502685 A NL 7502685A NL 7502685 A NL7502685 A NL 7502685A NL 7502685 A NL7502685 A NL 7502685A NL 7502685 A NL7502685 A NL 7502685A
- Authority
- NL
- Netherlands
- Prior art keywords
- chlorobenzene
- solvent
- preparation
- phase
- aromatic polycarbonates
- Prior art date
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
- C08G64/22—General preparatory processes using carbonyl halides
- C08G64/24—General preparatory processes using carbonyl halides and phenols
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742410716 DE2410716B2 (de) | 1974-03-06 | 1974-03-06 | Verfahren zur herstellung aromatischer polycarbonate nach der methode der phasengrenzflaechenkondensation |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7502685A true NL7502685A (nl) | 1975-09-09 |
NL175065B NL175065B (nl) | 1984-04-16 |
NL175065C NL175065C (nl) | 1984-09-17 |
Family
ID=5909264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7502685,A NL175065C (nl) | 1974-03-06 | 1975-03-06 | Werkwijze ter bereiding van aromatische polycarbonaten volgens de methode van de fasengrensvlakcondensatie door omzetting met fosgeen van een oplossing van een alkalimetaalzout in water van aromatische dihydroxyverbindingen in een of meer aromatische chloorkoolwaterstoffen als oplosmiddel, alsmede gevormd voortbrengsel, geheel of gedeeltelijk bestaande uit een produkt volgens deze werkwijze. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4038252A (nl) |
JP (1) | JPS5437919B2 (nl) |
BE (1) | BE826240A (nl) |
CA (1) | CA1051589A (nl) |
DE (1) | DE2410716B2 (nl) |
FR (1) | FR2263267B1 (nl) |
GB (1) | GB1455976A (nl) |
IT (1) | IT1029933B (nl) |
NL (1) | NL175065C (nl) |
SU (1) | SU704461A3 (nl) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2711184A1 (de) * | 1977-03-15 | 1978-09-28 | Bayer Ag | Verfahren zur herstellung farbheller polycarbonate |
DE2735775A1 (de) * | 1977-08-09 | 1979-02-22 | Bayer Ag | Verfahren zur herstellung von polycarbonaten |
US4306057A (en) * | 1978-03-27 | 1981-12-15 | General Electric Company | Solvent sweeping of polycarbonates |
DE2901668A1 (de) * | 1979-01-17 | 1980-07-24 | Bayer Ag | Verfahren zur herstellung von aromatischen polycarbonaten aus o,o,o'-tetramethylsubstituierten diphenolen |
DE2901665A1 (de) * | 1979-01-17 | 1980-07-24 | Bayer Ag | Verfahren zur herstellung von polycarbonaten |
DE2938109A1 (de) * | 1979-09-20 | 1981-04-02 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von aromatischen polycarbonaten nach dem phasengrenzflaechenverfahren |
JP2528838B2 (ja) * | 1986-10-14 | 1996-08-28 | ソニー株式会社 | 光学式情報記録媒体 |
DE3812049A1 (de) * | 1988-04-12 | 1989-10-26 | Bayer Ag | Verfahren zur herstellung von aromatischen polycarbonaten, aromatischen polyestercarbonaten und aromatischen polyestern |
DE3819943A1 (de) * | 1988-06-11 | 1990-02-08 | Bayer Ag | Verfahren zur herstellung von aromatischen polycarbonaten, aromatischen polyestercarbonaten und aromatischen polyestern |
US5162564A (en) * | 1989-04-03 | 1992-11-10 | General Electric Company | Method for making oligomeric carbonate bischloroformates with low phosgene usage |
US5043203A (en) * | 1990-05-07 | 1991-08-27 | General Electric Company | Method for making end-capped polycarbonates from bisphenol monochloroformate polycarbonate oligomers with pH control system |
US5214183A (en) * | 1990-05-07 | 1993-05-25 | General Electric Company | Method for making oligomeric bisphenol monochloroformate polycarbonate oligomers and product |
DE4125140A1 (de) * | 1991-07-30 | 1993-02-04 | Ifg Ingenieur Und Forschungsge | Verfahren zur probenahme aus den zufluessen zu oder abfluessen aus abscheidern fuer direkt abscheidbare leichtfluessigkeiten (din 38 409, teil 19) |
EP0581074B1 (en) * | 1992-07-27 | 1999-03-10 | Mitsui Chemicals, Inc. | Processes for producing aromatic polycarbonate oligomer and aromatic polycarbonate |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3340229A (en) * | 1962-10-04 | 1967-09-05 | Allied Chem | Polycarbonates prepared from a bis(halo-p-hydroxycumyl)benzene |
US3674740A (en) * | 1969-04-22 | 1972-07-04 | Bayer Ag | Process of producing polycarbonate |
US3763099A (en) * | 1971-11-01 | 1973-10-02 | Gen Electric | Process for preparing polycarbonate using a guanidine catalyst |
CA1036744A (en) * | 1973-03-30 | 1978-08-15 | Heinrich Haupt | Process for preparing halogen-substituted aromatic polycarbonates |
-
1974
- 1974-03-06 DE DE19742410716 patent/DE2410716B2/de active Granted
-
1975
- 1975-02-25 SU SU752108546A patent/SU704461A3/ru active
- 1975-03-04 JP JP2571475A patent/JPS5437919B2/ja not_active Expired
- 1975-03-04 US US05/555,225 patent/US4038252A/en not_active Expired - Lifetime
- 1975-03-04 IT IT48434/75A patent/IT1029933B/it active
- 1975-03-04 BE BE153955A patent/BE826240A/xx unknown
- 1975-03-04 CA CA221,243A patent/CA1051589A/en not_active Expired
- 1975-03-05 GB GB912775A patent/GB1455976A/en not_active Expired
- 1975-03-06 FR FR7507043A patent/FR2263267B1/fr not_active Expired
- 1975-03-06 NL NLAANVRAGE7502685,A patent/NL175065C/nl not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
BE826240A (fr) | 1975-09-04 |
NL175065C (nl) | 1984-09-17 |
IT1029933B (it) | 1979-03-20 |
US4038252A (en) | 1977-07-26 |
CA1051589A (en) | 1979-03-27 |
DE2410716A1 (de) | 1975-09-11 |
JPS5437919B2 (nl) | 1979-11-17 |
FR2263267B1 (nl) | 1978-06-30 |
SU704461A3 (ru) | 1979-12-15 |
GB1455976A (en) | 1976-11-17 |
JPS50122595A (nl) | 1975-09-26 |
FR2263267A1 (nl) | 1975-10-03 |
NL175065B (nl) | 1984-04-16 |
DE2410716B2 (de) | 1977-02-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BC | A request for examination has been filed | ||
V1 | Lapsed because of non-payment of the annual fee |