DE69604990D1 - Verfahren zur Erhöhung der Katalysatorwirksamkeit bei der Redistribution von Polycarbonat - Google Patents

Verfahren zur Erhöhung der Katalysatorwirksamkeit bei der Redistribution von Polycarbonat

Info

Publication number
DE69604990D1
DE69604990D1 DE69604990T DE69604990T DE69604990D1 DE 69604990 D1 DE69604990 D1 DE 69604990D1 DE 69604990 T DE69604990 T DE 69604990T DE 69604990 T DE69604990 T DE 69604990T DE 69604990 D1 DE69604990 D1 DE 69604990D1
Authority
DE
Germany
Prior art keywords
redistribution
polycarbonate
increasing
catalyst efficiency
catalyst
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.)
Expired - Lifetime
Application number
DE69604990T
Other languages
English (en)
Other versions
DE69604990T2 (de
Inventor
Patrick Joseph Mccloskey
David Michel Dardaris
Eric Thomas Gohr
Pin-Pin Wu
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.)
SABIC Global Technologies BV
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE69604990D1 publication Critical patent/DE69604990D1/de
Publication of DE69604990T2 publication Critical patent/DE69604990T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C08G64/42—Chemical after-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
    • B29C67/246—Moulding high reactive monomers or prepolymers, e.g. by reaction injection moulding [RIM], liquid injection moulding [LIM]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE69604990T 1995-09-05 1996-08-28 Verfahren zur Erhöhung der Katalysatorwirksamkeit bei der Redistribution von Polycarbonat Expired - Lifetime DE69604990T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/523,666 US5521275A (en) 1995-09-05 1995-09-05 Method for improving catalyst efficiency during polycarbonate redistribution

Publications (2)

Publication Number Publication Date
DE69604990D1 true DE69604990D1 (de) 1999-12-09
DE69604990T2 DE69604990T2 (de) 2000-02-17

Family

ID=24085919

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69604990T Expired - Lifetime DE69604990T2 (de) 1995-09-05 1996-08-28 Verfahren zur Erhöhung der Katalysatorwirksamkeit bei der Redistribution von Polycarbonat

Country Status (7)

Country Link
US (1) US5521275A (de)
EP (1) EP0761714B1 (de)
JP (1) JP3563539B2 (de)
CN (1) CN1149529A (de)
DE (1) DE69604990T2 (de)
ES (1) ES2138295T3 (de)
SG (1) SG44048A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0982340A4 (de) 1998-03-17 2001-09-26 Teijin Ltd Verfahren zur herstellung von aromatischen polycarbonat
US6492485B1 (en) 2000-04-11 2002-12-10 General Electric Company Redistributed polycarbonate resin
US6747119B2 (en) 2002-03-28 2004-06-08 General Electric Company Method and system for preparing a polycarbonate, copolymerization reagent and polycarbonate
US20080306204A1 (en) * 2007-06-06 2008-12-11 Brett David Ermi Black-colored thermoplastic compositions, articles, and methods
EP2502949B1 (de) 2009-11-20 2019-07-24 Mitsubishi Gas Chemical Company, Inc. Verfahren zur herstellung eines hochpolymerisierten aromatischen polycarbonatharzes
US8343608B2 (en) 2010-08-31 2013-01-01 General Electric Company Use of appended dyes in optical data storage media
TWI549986B (zh) 2011-05-19 2016-09-21 Mitsubishi Gas Chemical Co A high-flow polycarbonate copolymer, a method for producing a high molecular weight aromatic polycarbonate resin, and an aromatic polycarbonate compound
TW201341424A (zh) 2011-12-28 2013-10-16 Mitsubishi Gas Chemical Co 高分子量聚碳酸酯樹脂之連續製造方法
JP6213462B2 (ja) 2012-05-18 2017-10-18 三菱瓦斯化学株式会社 高分子量ポリカーボネート樹脂の連続製造方法
JPWO2014077350A1 (ja) 2012-11-17 2017-01-05 三菱瓦斯化学株式会社 高分子量化された芳香族ポリカーボネート樹脂の製造方法
WO2014077342A1 (ja) 2012-11-17 2014-05-22 三菱瓦斯化学株式会社 高分子量化された芳香族ポリカーボネート樹脂の製造方法
EP2921517B1 (de) 2012-11-17 2018-02-28 Mitsubishi Gas Chemical Company, Inc. Herstellungsverfahren für aromatisches polycarbonatharz mit erhöhtem molekulargewicht
EP2921516A4 (de) 2012-11-17 2016-07-06 Mitsubishi Gas Chemical Co Aromatische polycarbonatharzzusammensetzung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3996310A (en) * 1974-08-29 1976-12-07 Exxon Research And Engineering Company Polymers containing non-extractable/non-volatile additives and processes for their preparation
US4980105A (en) * 1989-08-28 1990-12-25 General Electric Company Method for extruder devolatilization of spiro(bis)indane polycarbonates
DE69224242T2 (de) * 1991-03-04 1998-05-14 Dow Chemical Co Verfahren zur Verbesserung der oxidativen thermischen Stabilität von Ethylenpolymeren
ES2104072T3 (es) * 1992-10-30 1997-10-01 Gen Electric Redistribucion de composiciones de policarbonato organico.

Also Published As

Publication number Publication date
EP0761714A3 (de) 1998-03-04
ES2138295T3 (es) 2000-01-01
JP3563539B2 (ja) 2004-09-08
DE69604990T2 (de) 2000-02-17
EP0761714A2 (de) 1997-03-12
JPH09183839A (ja) 1997-07-15
EP0761714B1 (de) 1999-11-03
SG44048A1 (en) 1997-11-14
CN1149529A (zh) 1997-05-14
US5521275A (en) 1996-05-28

Similar Documents

Publication Publication Date Title
DE69704869T2 (de) Verfahren zur direkten oxidation von olefinen zu olefinoxiden
DE69841047D1 (de) Verfahren zur Regenerierung von Epoxidierungskatalysatoren
DE69807157T2 (de) Verfahren zur Rückgewinnung von Acrylsäure
DE69824845D1 (de) Verfahren zur aufkonzentration von kohlenwasserstoffen
DE69911195D1 (de) Verfahren zur direktoxidation von olefinen zu olefinoxiden
DE69618310D1 (de) Verfahren zur Selektion von Adsorptionsmitteln
DE69605167T2 (de) Verfahren zur Herstellung von Polycarbonat
DE69608083D1 (de) Verfahren zur Produktion von Polycarbonat
DE69529196D1 (de) Verfahren zur Regeneration von Katalysatoren
DE69432859D1 (de) Verfahren zur reinigung von kollagenase
ATA18695A (de) Verfahren zur reinigung von melamin
DE69604990D1 (de) Verfahren zur Erhöhung der Katalysatorwirksamkeit bei der Redistribution von Polycarbonat
DE69630481D1 (de) Verfahren zur Herstellung von Polycarbonat
ATE270319T1 (de) Benzol-umwandlung in einem verbesserten verfahren zur ausreichung von kohlenwasserstoffen
ATE212976T1 (de) Verfahren zur herstellung von harnstoff in zwei separaten reaktionszonen
DE69806074T2 (de) Verfahren zur Rückgewinnung von Acrylsäure
DE69531424D1 (de) Verfahren zur Reinigung von Halosilanen
DE69822959D1 (de) Verfahren zur Redistribution von Polycarbonat unter Zersetzung des Katalysators
ATA96197A (de) Verfahren zur reinigung von schadstoffbelasteten gasen
DE19680889D2 (de) Verfahren zur Entfernung von Zinn
DE69509941T2 (de) Verfahren zur Wiedergewinnung von Alkylierungskatalysator
DE69505347D1 (de) Verfahren zum Reinigen von alpha,beta-ungesättigten Estern
DE69516610D1 (de) Verfahren zur Redistribution von Polycarbonat
DE69713560T2 (de) Verfahren zur Herstellung von Polycarbonat
DE69620337T2 (de) Verfahren zur Reinigung von Halosilanen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SABIC INNOVATIVE PLASTICS IP B.V., BERGEN OP Z, NL

8328 Change in the person/name/address of the agent

Representative=s name: PATENT- UND RECHTSANWAELTE BARDEHLE, PAGENBERG, DO