BR0015263A - Processo para a preparação de policarbonatos - Google Patents

Processo para a preparação de policarbonatos

Info

Publication number
BR0015263A
BR0015263A BR0015263-3A BR0015263A BR0015263A BR 0015263 A BR0015263 A BR 0015263A BR 0015263 A BR0015263 A BR 0015263A BR 0015263 A BR0015263 A BR 0015263A
Authority
BR
Brazil
Prior art keywords
preparing polycarbonates
preparation
polycarbonates
preparing
carbonates
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.)
Pending
Application number
BR0015263-3A
Other languages
English (en)
Inventor
Michael Boediger
Steffen Kuehling
Franky Bruynseels
Dirk Van Meirvenne
Rene De Cleyn
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 Antwerpen NV
Bayer AG
Original Assignee
Bayer Antwerpen NV
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
Application filed by Bayer Antwerpen NV, Bayer AG filed Critical Bayer Antwerpen NV
Publication of BR0015263A publication Critical patent/BR0015263A/pt
Pending 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
    • C08G64/20—General preparatory processes
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
    • G11B7/2534—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins polycarbonates [PC]

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)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)

Abstract

"PROCESSO PARA A PREPARAçãO DE POLI-CARBONATOS". é descrito um processo para a preparação de policarbonato com substâncias de aplicação, que apresentam um baixo teor de metal ou de metal alcalino-terroso.
BR0015263-3A 1999-11-03 2000-10-23 Processo para a preparação de policarbonatos Pending BR0015263A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19952848A DE19952848A1 (de) 1999-11-03 1999-11-03 Verfahren zur Herstellung von Polycarbonaten
PCT/EP2000/010397 WO2001032746A1 (de) 1999-11-03 2000-10-23 Verfahren zur herstellung von polycarbonaten

Publications (1)

Publication Number Publication Date
BR0015263A true BR0015263A (pt) 2002-06-25

Family

ID=7927749

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0015263-3A Pending BR0015263A (pt) 1999-11-03 2000-10-23 Processo para a preparação de policarbonatos

Country Status (10)

Country Link
US (1) US6835798B1 (pt)
EP (1) EP1244726A1 (pt)
JP (1) JP2003514044A (pt)
KR (1) KR100686675B1 (pt)
CN (1) CN100349953C (pt)
AU (1) AU1274701A (pt)
BR (1) BR0015263A (pt)
DE (1) DE19952848A1 (pt)
TW (1) TWI268942B (pt)
WO (1) WO2001032746A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003128934A (ja) * 2001-10-25 2003-05-08 Teijin Chem Ltd 光学用透明熱可塑性樹脂成形材料および該材料よりなる光ディスク基板
JP2003128935A (ja) * 2001-10-25 2003-05-08 Teijin Chem Ltd 光学用透明熱可塑性樹脂成形材料および該材料よりなる光ディスク基板
DE102004045822A1 (de) * 2004-09-22 2006-04-06 Bayer Materialscience Ag Verfahren zur Herstellung von Polycarbonat
JP2006313638A (ja) * 2006-07-25 2006-11-16 Teijin Chem Ltd 光ディスク基板の製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5215499A (en) 1975-07-28 1977-02-05 Nippon Soda Co Ltd Method for production of ultrahigh purity sodium salt
JPH0653793B2 (ja) 1986-10-22 1994-07-20 出光石油化学株式会社 ポリカ−ボネ−ト有機溶剤液の洗浄方法
DE3706205A1 (de) * 1987-02-26 1988-09-08 Bayer Ag Verfahren zur herstellung von polycarbonatloesungen
JP3038804B2 (ja) * 1990-06-08 2000-05-08 三菱化学株式会社 光学用ポリカーボネート成形材料
JP3038803B2 (ja) * 1990-06-08 2000-05-08 三菱化学株式会社 光学用ポリカーボネート樹脂成形材料
US5254614A (en) * 1990-06-08 1993-10-19 Mitsubishi Kasei Corporation Polycarbonate resin composition for optical use
JP3103652B2 (ja) * 1992-02-27 2000-10-30 日本ジーイープラスチックス株式会社 光学用ポリカーボネート組成物の製造方法
JPH07196783A (ja) * 1994-01-07 1995-08-01 Mitsui Toatsu Chem Inc 芳香族ポリカーボネートの製造方法
JP3582746B2 (ja) * 1995-12-28 2004-10-27 日本ジーイープラスチックス株式会社 樹脂組成物
DE10001036A1 (de) * 2000-01-13 2001-07-19 Bayer Ag Polycarbonat-Substrate

Also Published As

Publication number Publication date
AU1274701A (en) 2001-05-14
CN100349953C (zh) 2007-11-21
CN1382174A (zh) 2002-11-27
DE19952848A1 (de) 2001-05-10
US6835798B1 (en) 2004-12-28
JP2003514044A (ja) 2003-04-15
WO2001032746A1 (de) 2001-05-10
KR100686675B1 (ko) 2007-02-27
TWI268942B (en) 2006-12-21
EP1244726A1 (de) 2002-10-02
KR20020053836A (ko) 2002-07-05

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal acc. article 33 of ipl - extension of time limit for request of examination expired