NL7404336A - - Google Patents

Info

Publication number
NL7404336A
NL7404336A NL7404336A NL7404336A NL7404336A NL 7404336 A NL7404336 A NL 7404336A NL 7404336 A NL7404336 A NL 7404336A NL 7404336 A NL7404336 A NL 7404336A NL 7404336 A NL7404336 A NL 7404336A
Authority
NL
Netherlands
Application number
NL7404336A
Other versions
NL171812C (nl
NL171812B (nl
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 DE19732315888 external-priority patent/DE2315888A1/de
Priority claimed from DE19742408068 external-priority patent/DE2408068C3/de
Application filed filed Critical
Publication of NL7404336A publication Critical patent/NL7404336A/xx
Publication of NL171812B publication Critical patent/NL171812B/xx
Application granted granted Critical
Publication of NL171812C publication Critical patent/NL171812C/xx

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
    • C08G64/08—Aromatic polycarbonates not containing aliphatic unsaturation containing atoms other than carbon, hydrogen or oxygen
    • 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
    • C08G64/28—General preparatory processes using halocarbonates 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)
NLAANVRAGE7404336,A 1973-03-30 1974-03-29 Werkwijze voor het bereiden van polycarbonaten uit aromatische halogeengesubstitueerde dihydroxyverbindingen alsmede gevormde voortbrengsels, geheel of ten dele bestaande uit deze polycarbonaten. NL171812C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19732315888 DE2315888A1 (de) 1973-03-30 1973-03-30 Verfahren zur herstellung von halogensubstituierten aromatischen polycarbonaten
DE19742408068 DE2408068C3 (de) 1974-02-20 Verfahren zur Herstellung von halogensubstituierten aromatischen Polycarbonaten

Publications (3)

Publication Number Publication Date
NL7404336A true NL7404336A (xx) 1974-10-02
NL171812B NL171812B (nl) 1982-12-16
NL171812C NL171812C (nl) 1983-05-16

Family

ID=25764895

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7404336,A NL171812C (nl) 1973-03-30 1974-03-29 Werkwijze voor het bereiden van polycarbonaten uit aromatische halogeengesubstitueerde dihydroxyverbindingen alsmede gevormde voortbrengsels, geheel of ten dele bestaande uit deze polycarbonaten.

Country Status (7)

Country Link
US (1) US3912687A (xx)
JP (1) JPS5236799B2 (xx)
CA (1) CA1036744A (xx)
FR (1) FR2223412B1 (xx)
GB (1) GB1411925A (xx)
IT (1) IT1013082B (xx)
NL (1) NL171812C (xx)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4140730A (en) * 1973-10-31 1979-02-20 Bayer Aktiengesellschaft Polycarbonate film
DE2410716B2 (de) * 1974-03-06 1977-02-10 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung aromatischer polycarbonate nach der methode der phasengrenzflaechenkondensation
US4160791A (en) * 1974-03-26 1979-07-10 The United States Of America As Represented By The Secretary Of The Department Of Health, Education And Welfare Polycarbonate membranes and production thereof
DE2520317A1 (de) * 1975-05-07 1976-11-18 Bayer Ag Statistische gemische halogenierter bisphenole mit halogenfreien bisphenolen sowie ein verfahren zu ihrer herstellung sowie ihre verwendung zur herstellung von hochmolekularen thermoplastischen polycarbonaten
JPS532499U (xx) * 1976-06-25 1978-01-11
US4174359A (en) * 1977-09-06 1979-11-13 Mobay Chemical Corporation Flame retardant polycarbonate polyblends
CA1103840A (en) * 1977-10-13 1981-06-23 Siegfried Adelmann Polycarbonates with end groups containing double bonds which can be crosslinked by uv light
US4199540A (en) * 1977-10-13 1980-04-22 Bayer Aktiengesellschaft Modified polycarbonates and a process for their preparation
DE2829256A1 (de) * 1978-07-04 1980-01-17 Bayer Ag Polycarbonate mit uv-licht-vernetzbaren doppelbindungen enthaltenden endgruppen
DE2901665A1 (de) * 1979-01-17 1980-07-24 Bayer Ag Verfahren zur herstellung von polycarbonaten
JPS55131987U (xx) * 1979-03-14 1980-09-18
DE2938109A1 (de) * 1979-09-20 1981-04-02 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von aromatischen polycarbonaten nach dem phasengrenzflaechenverfahren
JPS5699226A (en) * 1980-01-07 1981-08-10 Mobay Chemical Corp Copolycarbonate and its manufacture
CA1193388A (en) * 1980-01-07 1985-09-10 Sivaram Krishnan Flame retardant polycarbonate compositions with improved critical thickness
US4489189A (en) * 1983-08-08 1984-12-18 Ppg Industries, Inc. Alkanediyl bromo-substituted arylenediyl carbonate polymers
US4746716A (en) * 1985-12-27 1988-05-24 Ppg Industries, Inc. Compositions for producing polymers of high refractive index and low yellowness
US4818254A (en) * 1986-04-14 1989-04-04 The Dow Chemical Company Semi-permeable membranes consisting predominantly of polycarbonates derived from tetrahalobisphenols
US5037937A (en) * 1987-02-13 1991-08-06 Idemitsu Petrochemical Co., Ltd. Novel polycarbonate resins, process for production of said resins, and compositions containing said resins
US4831100A (en) * 1987-06-25 1989-05-16 Idemitsu Petrochemical Co., Ltd. Halogenated copoly carbonate end capped with pentahalaphenoxy group
KR890000551A (ko) * 1987-06-25 1989-03-15 홍고오 무쓰비 폴리카보네이트의 제조방법
US4794156A (en) * 1987-08-04 1988-12-27 The Dow Chemical Company Two stage catalytic production of high molecular weight polyhalobisphenol polycarbonates
US4880897A (en) * 1988-08-24 1989-11-14 The Dow Chemical Company Process for preparing aromatic polycarbonates
US4902758A (en) * 1988-10-24 1990-02-20 The Dow Chemical Company Preparation of segmented block copolycarbonates
US5247053A (en) * 1990-02-08 1993-09-21 The Dow Chemical Company Halogenated copolycarbonates having improved end group selectivity and resistance to degradation
US5081218A (en) * 1990-02-08 1992-01-14 The Dow Chemical Company Halogenated copolycarbonates having improved end group selectivity and resistance to degradation
NL9101081A (nl) * 1991-06-24 1993-01-18 Gen Electric Werkwijze voor het bereiden van aromatische polycarbonaten.
US5218078A (en) * 1991-07-15 1993-06-08 The Dow Chemical Company Process for preparing halogenated polycarbonate from emulsified reaction mixture
US5212281A (en) * 1991-08-08 1993-05-18 The Dow Chemical Company Process for the preparation of high molecular weight halogenated polycarbonate
JP2968402B2 (ja) * 1992-11-25 1999-10-25 帝人化成株式会社 カーボネート型難燃剤の製造法
US5300624A (en) * 1993-05-24 1994-04-05 General Electric Company Method for making flame retardant polycarbonate
CN101177481B (zh) * 2007-12-04 2010-06-09 山东默锐化学有限公司 双催化剂合成溴代聚碳酸酯的制备方法
DE102008029305A1 (de) * 2008-06-20 2009-12-24 Bayer Technology Services Gmbh Schneckenelemente mit reduziertem Kammwinkel
DE102008029306A1 (de) * 2008-06-20 2009-12-24 Bayer Technology Services Gmbh Schneckenelemente mit reduziertem Energieeintrag beim Druckaufbau
JP5480514B2 (ja) * 2009-03-25 2014-04-23 帝人株式会社 高分子量ハロゲン化ポリカーボネート化合物およびその製造方法
CN102093548B (zh) * 2009-12-14 2014-01-01 北京格瑞华阳科技发展有限公司 固体光气法合成高质量双酚a型聚碳酸酯的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
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
GB1045533A (en) * 1963-02-21 1966-10-12 Gen Electric Flame-resistant polycarbonate compositions
US3763099A (en) * 1971-11-01 1973-10-02 Gen Electric Process for preparing polycarbonate using a guanidine catalyst

Also Published As

Publication number Publication date
FR2223412B1 (xx) 1980-02-08
JPS5026897A (xx) 1975-03-19
NL171812C (nl) 1983-05-16
GB1411925A (en) 1975-10-29
US3912687A (en) 1975-10-14
JPS5236799B2 (xx) 1977-09-17
FR2223412A1 (xx) 1974-10-25
IT1013082B (it) 1977-03-30
NL171812B (nl) 1982-12-16
CA1036744A (en) 1978-08-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee