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BR9801384A - Redução do teor de impurezas i nicas nas resinas de policarbonato - Google Patents

Redução do teor de impurezas i nicas nas resinas de policarbonato

Info

Publication number
BR9801384A
BR9801384A BR9801384A BR9801384A BR9801384A BR 9801384 A BR9801384 A BR 9801384A BR 9801384 A BR9801384 A BR 9801384A BR 9801384 A BR9801384 A BR 9801384A BR 9801384 A BR9801384 A BR 9801384A
Authority
BR
Brazil
Prior art keywords
reduction
polycarbonate resins
ionic impurities
impurities content
content
Prior art date
Application number
BR9801384A
Other languages
English (en)
Inventor
Douglas George Hamilton
Martin J Lindway
Eric Thomas Gohr
David A Bradley
John G Skabardonis
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of BR9801384A publication Critical patent/BR9801384A/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G64/00Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • C08G64/40Post-polymerisation treatment
    • C08G64/406Purifying; Drying
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/50Aqueous dispersion, e.g. containing polymers with a glass transition temperature (Tg) above 20°C

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
BR9801384A 1997-04-11 1998-04-08 Redução do teor de impurezas i nicas nas resinas de policarbonato BR9801384A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83272297A 1997-04-11 1997-04-11

Publications (1)

Publication Number Publication Date
BR9801384A true BR9801384A (pt) 1999-06-29

Family

ID=25262448

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9801384A BR9801384A (pt) 1997-04-11 1998-04-08 Redução do teor de impurezas i nicas nas resinas de policarbonato

Country Status (9)

Country Link
US (1) US5907027A (pt)
EP (1) EP0870791B1 (pt)
JP (1) JPH10338743A (pt)
KR (1) KR100566467B1 (pt)
CN (1) CN1202505A (pt)
AU (1) AU750817B2 (pt)
BR (1) BR9801384A (pt)
DE (1) DE69811136T2 (pt)
SG (1) SG77632A1 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0924260A3 (en) * 1997-12-22 2001-10-24 General Electric Company Polycarbonate formulation and carrier for semiconductor wafers
JPH11342510A (ja) * 1998-04-03 1999-12-14 Teijin Chem Ltd 光学用成形材料
WO2000043436A1 (fr) * 1999-01-21 2000-07-27 Idemitsu Petrochemical Co., Ltd. Résine de polycarbonate pour article formé, procédé de production thereof et enceinte ou support pour produit semi-conducteur réalisés dans cette résine
US7309729B1 (en) 2000-03-07 2007-12-18 Rohm And Haas Company Aqueous additive systems for polymeric matrices
JP4356828B2 (ja) * 1999-07-16 2009-11-04 住友ダウ株式会社 半導体関連部品搬送ケース用ポリカーボネート樹脂材料
WO2002018479A1 (en) * 2000-08-25 2002-03-07 General Electric Company Low ionic content conductive thermoplastic materials
US6403754B1 (en) * 2001-01-29 2002-06-11 General Electric Company Optimization of polycarbonate preparation by transesterification
US7112645B2 (en) * 2004-03-19 2006-09-26 General Electric Company Polycarbonate composition and method of making thereof
CN100443182C (zh) * 2006-02-17 2008-12-17 江苏工业学院 一种浅色高纯聚苯乙烯磺酸钠阳离子交换树脂的制备方法
JP4915691B2 (ja) * 2006-05-25 2012-04-11 東レ・デュポン株式会社 シリコンウェーファー搬送冶具用樹脂組成物の製造方法およびシリコンウェーファー搬送冶具
KR20150038969A (ko) * 2013-10-01 2015-04-09 제일모직주식회사 정밀 부재용 수납 용기 및 이의 제조방법
KR20180078906A (ko) * 2016-12-30 2018-07-10 롯데첨단소재(주) 정밀 부재용 수납 용기 및 이의 제조방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3567813A (en) * 1968-07-11 1971-03-02 Gen Electric Process for preparing color and melt viscosity stable polycarbonate resins
US3673146A (en) * 1971-02-24 1972-06-27 Gen Electric Method for stabilizing pigmented polycarbonate resins
US4358568A (en) * 1980-09-16 1982-11-09 General Electric Company Copolymers of polyarylates with polyethylene arylates and process for their preparation
US4381358A (en) * 1981-10-16 1983-04-26 General Electric Co. Copolyester-carbonates containing aliphatic diol co-monomers
JP2528838B2 (ja) * 1986-10-14 1996-08-28 ソニー株式会社 光学式情報記録媒体
EP0300485A3 (en) * 1987-07-21 1990-04-25 Mitsubishi Gas Chemical Company, Inc. Process for producing polycarbonate resin molding material with low particle content
JPH01249834A (ja) * 1988-03-30 1989-10-05 Idemitsu Petrochem Co Ltd ポリカーボネート樹脂粉末の製造法
US5521230A (en) * 1992-11-17 1996-05-28 General Electric Company Method of dispersing solid additives in polymers and products made therewith
JPH08208829A (ja) * 1995-02-03 1996-08-13 Mitsubishi Gas Chem Co Inc ポリカーボネートの製造方法
DE19510061A1 (de) * 1995-03-20 1996-09-26 Bayer Antwerpen Nv Verfahren zur Reinigung von Polycarbonat

Also Published As

Publication number Publication date
DE69811136T2 (de) 2003-11-20
DE69811136D1 (de) 2003-03-13
EP0870791B1 (en) 2003-02-05
EP0870791A3 (en) 1998-12-30
EP0870791A2 (en) 1998-10-14
US5907027A (en) 1999-05-25
KR100566467B1 (ko) 2006-05-25
SG77632A1 (en) 2001-01-16
AU750817B2 (en) 2002-07-25
AU5964898A (en) 1998-10-15
KR19980081239A (ko) 1998-11-25
JPH10338743A (ja) 1998-12-22
CN1202505A (zh) 1998-12-23

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements