DE60112066D1 - Verfahren zur redistribution von polycarbonat - Google Patents

Verfahren zur redistribution von polycarbonat

Info

Publication number
DE60112066D1
DE60112066D1 DE60112066T DE60112066T DE60112066D1 DE 60112066 D1 DE60112066 D1 DE 60112066D1 DE 60112066 T DE60112066 T DE 60112066T DE 60112066 T DE60112066 T DE 60112066T DE 60112066 D1 DE60112066 D1 DE 60112066D1
Authority
DE
Germany
Prior art keywords
redistribution
polycarbonate
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
DE60112066T
Other languages
English (en)
Other versions
DE60112066T2 (de
Inventor
Thomas Gohr
David Mistele
F Shannon
Devesh Mathur
Vijaykumar Hanagandi
Joseph Mccloskey
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
Publication of DE60112066D1 publication Critical patent/DE60112066D1/de
Application granted granted Critical
Publication of DE60112066T2 publication Critical patent/DE60112066T2/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
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • B29B7/72—Measuring, controlling or regulating
    • B29B7/726—Measuring properties of mixture, e.g. temperature or density
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • B29B7/72—Measuring, controlling or regulating
    • B29B7/728—Measuring data of the driving system, e.g. torque, speed, power, vibration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/82—Heating or cooling
    • B29B7/823—Temperature control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/84—Venting or degassing ; Removing liquids, e.g. by evaporating components
    • B29B7/845—Venting, degassing or removing evaporated components in devices with rotary stirrers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/86—Component parts, details or accessories; Auxiliary operations for working at sub- or superatmospheric pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/9218—Weight
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/922—Viscosity; Melt flow index [MFI]; Molecular weight
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92209—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92314—Particular value claimed
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92542—Energy, power, electric current or voltage
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B29C2948/9259—Angular velocity
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92695—Viscosity; Melt flow index [MFI]; Molecular weight
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92885—Screw or gear
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92952—Drive section, e.g. gearbox, motor or drive fluids
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • 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)
  • Polyesters Or Polycarbonates (AREA)
DE60112066T 2000-04-11 2001-02-20 Verfahren zur redistribution von polycarbonat Expired - Lifetime DE60112066T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US547372 2000-04-11
US09/547,372 US6492485B1 (en) 2000-04-11 2000-04-11 Redistributed polycarbonate resin
PCT/US2001/005392 WO2001077206A1 (en) 2000-04-11 2001-02-20 Process for redistribution of polycarbonate

Publications (2)

Publication Number Publication Date
DE60112066D1 true DE60112066D1 (de) 2005-08-25
DE60112066T2 DE60112066T2 (de) 2006-05-24

Family

ID=24184394

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60112066T Expired - Lifetime DE60112066T2 (de) 2000-04-11 2001-02-20 Verfahren zur redistribution von polycarbonat

Country Status (8)

Country Link
US (1) US6492485B1 (de)
EP (1) EP1274763B1 (de)
JP (1) JP2003530478A (de)
CN (1) CN1203108C (de)
AU (1) AU2001241590A1 (de)
BR (1) BR0110012A (de)
DE (1) DE60112066T2 (de)
WO (1) WO2001077206A1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10114803A1 (de) * 2001-03-26 2002-10-10 Bayer Ag Neue Polymergemische
US6833096B2 (en) * 2001-08-29 2004-12-21 General Electric Company Method for removing water and other volatile components from polymer powders
DE10246957A1 (de) * 2002-10-09 2004-04-22 Bayer Ag Polycarbonat enthaltend Diphenylcarbonat und Platten enthaltend dieses Polycarbonat
US7321014B2 (en) * 2004-12-29 2008-01-22 General Electric Company Transparent compositions, methods for the preparation thereof, and articles derived therefrom
US7323536B2 (en) 2005-05-20 2008-01-29 General Electric Company Transparent compositions, methods for the preparation thereof, and articles derived therefrom
US7273917B2 (en) * 2005-05-20 2007-09-25 General Electric Company Transparent compositions, methods for the preparation thereof, and articles derived therefrom
US7326764B2 (en) 2005-05-20 2008-02-05 General Electric Company Transparent compositions, methods for the preparation thereof, and articles derived therefrom
US7323535B2 (en) * 2005-05-20 2008-01-29 General Electric Company Transparent compositions, methods for the preparation thereof, and articles derived therefrom
US8343608B2 (en) 2010-08-31 2013-01-01 General Electric Company Use of appended dyes in optical data storage media
US10695953B2 (en) 2012-05-31 2020-06-30 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous carpet filament
US10538016B2 (en) 2012-05-31 2020-01-21 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous carpet filament
US10487422B2 (en) 2012-05-31 2019-11-26 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous filament from colored recycled pet
US9630353B2 (en) 2012-05-31 2017-04-25 Mohawk Industries, Inc. Method of manufacturing bulked continuous filament
US8597553B1 (en) 2012-05-31 2013-12-03 Mohawk Industries, Inc. Systems and methods for manufacturing bulked continuous filament
US11045979B2 (en) 2012-05-31 2021-06-29 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous filament from recycled PET
US9630354B2 (en) 2012-05-31 2017-04-25 Mohawk Industries, Inc. Method of manufacturing bulked continuous filament
US9636845B2 (en) 2012-05-31 2017-05-02 Mohawk Industries, Inc. Method of manufacturing pet nurdles
AU2016234917B2 (en) * 2012-05-31 2017-03-09 Aladdin Manufacturing Corporation System and methods for manufacturing bulked continuous filament
US9636860B2 (en) 2012-05-31 2017-05-02 Mohawk Industries, Inc. Method of manufacturing bulked continuous filament
US10532495B2 (en) 2012-05-31 2020-01-14 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous filament from recycled PET
CN107254038A (zh) * 2013-10-23 2017-10-17 沙特基础全球技术有限公司 熔融聚合聚碳酸酯猝灭
CN107001606B (zh) 2014-11-25 2019-03-22 沙特基础工业全球技术有限公司 聚碳酸酯生产过程中的过滤器对准
KR101997375B1 (ko) * 2014-12-04 2019-07-05 바젤 폴리올레핀 게엠베하 폴리올레핀 조성물을 제조하는 방법
EP3341118B1 (de) 2015-08-25 2021-12-29 ExxonMobil Chemical Patents Inc. Reaktorsystem für mehrphasenpolymerisationsverfahren
US10751915B2 (en) 2016-11-10 2020-08-25 Aladdin Manufacturing Corporation Polyethylene terephthalate coloring systems and methods
EA201991807A1 (ru) 2017-01-30 2019-12-30 Аладдин Мэньюфэкчеринг Корпорейшн Способы для изготовления объемной непрерывной нити из окрашенного вторичного полиэтилентерефталата
WO2018161021A1 (en) 2017-03-03 2018-09-07 Mohawk Industries, Inc. Method of manufacturing bulked continuous carpet filament
KR20200054236A (ko) 2017-09-15 2020-05-19 알라딘 매뉴펙쳐링 코포레이션 벌크형 연속적인 카펫 필라멘트를 제조하기 위한 폴리에틸렌 테레프탈레이트 착색 방법 및 시스템
US11242622B2 (en) 2018-07-20 2022-02-08 Aladdin Manufacturing Corporation Bulked continuous carpet filament manufacturing from polytrimethylene terephthalate
WO2022029676A1 (en) * 2020-08-07 2022-02-10 Sacmi Cooperativa Meccanici Imola Societa' Cooperativa Extruder and method for performing a diagnostic investigation in an extruder

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3220973A (en) 1965-11-30 Cross-linked polycarbonate resinous compositions
US3153008A (en) 1955-07-05 1964-10-13 Gen Electric Aromatic carbonate resins and preparation thereof
US3161615A (en) 1957-02-05 1964-12-15 Gen Electric Resinous copolymeric polycarbonate of a mixture of dihydric phenols
US3313777A (en) 1959-12-18 1967-04-11 Eastman Kodak Co Linear polyesters and polyester-amides from 2, 2, 4, 4-tetraalkyl-1, 3-cyclobutanediols
US3312660A (en) 1962-07-03 1967-04-04 Union Carbide Corp Process for preparing polycarbonates by self-condensation of bisphenol dichloroformate
US3666614A (en) 1969-06-24 1972-05-30 Union Carbide Corp Glass-polycarbonate resin laminates
US3541049A (en) 1969-08-21 1970-11-17 Mobay Chemical Corp Cyanuric chloride branched polycarbonates
US3799953A (en) 1972-09-01 1974-03-26 Bayer Ag 1,4-bis(4,'4''-dihydroxy-triphenylmethyl)benzene
US4185009A (en) 1975-01-03 1980-01-22 Bayer Aktiengesellschaft Branched, high-molecular weight thermoplastic polycarbonates
US4310656A (en) 1980-03-27 1982-01-12 General Electric Company Polycarbonate transesterification
US4383092A (en) 1980-08-11 1983-05-10 General Electric Company Inhibition of discoloration of transesterification polymers with chromium, nickel, tantalum or glass lined reactor
US4448736A (en) * 1982-05-24 1984-05-15 Standard Oil Company (Indiana) Continuous in-line melt flow rate control system
US4431793A (en) 1982-06-09 1984-02-14 General Electric Company Aromatic polycarbonate end capped with branched chain alkyl acyl halide or acid
US4469861A (en) 1982-12-27 1984-09-04 General Electric Company Polycarbonate composition from branched chain dihydric phenol
US4727134A (en) 1985-02-22 1988-02-23 General Electric Company Method for preparing cyclic polycarbonate oligomer mixtures
ES2107999T3 (es) 1988-07-11 1997-12-16 Gen Electric Procedimiento para preparar policarbonatos.
US5021521A (en) 1989-01-17 1991-06-04 General Electric Company Process of reacting branched thermoplastic polycarbonate with polyhydric phenol having more than two hydroxy groups
US5097008A (en) 1989-06-01 1992-03-17 General Electric Company Preparation of branched polycarbonate from oligomeric cyclic polycarbonate and polyhydric phenol
DE4127512C2 (de) * 1991-08-20 1995-02-23 Bayer Ag Verfahren zur Herstellung von Polycarbonat mit konstanter Viskosität
DE69312218T2 (de) 1992-10-30 1998-01-08 Gen Electric Redistribution von organischen Polycarbonatzusammensetzungen
US5364895A (en) 1993-01-20 1994-11-15 Dover Chemical Corp. Hydrolytically stable pentaerythritol diphosphites
US5319066A (en) 1993-05-27 1994-06-07 General Electric Company Method for making polycarbonates
US5412061A (en) 1994-03-07 1995-05-02 General Electric Company Polycarbonate melt condensation synthesis using a tetraorganophosphonium carboxylate salt catalyst
US5459226A (en) 1994-07-27 1995-10-17 General Electric Company Polycarbonate redistribution method
US5652312A (en) 1995-01-17 1997-07-29 General Electric Company Redistribution of organic polyestercarbonate compositions
US5521275A (en) 1995-09-05 1996-05-28 General Electric Company Method for improving catalyst efficiency during polycarbonate redistribution
US5567802A (en) 1995-11-20 1996-10-22 General Electric Company Polycarbonate redistribution method employing phosphonium hydroxides
US5650470A (en) 1996-06-07 1997-07-22 General Electric Company Polycarbonate redistribution using diethyldimethylammonium hydroxide as catalyst
US5886073A (en) 1997-11-03 1999-03-23 General Electric Company Polycarbonate redistribution method with catalyst decomposition

Also Published As

Publication number Publication date
CN1203108C (zh) 2005-05-25
JP2003530478A (ja) 2003-10-14
WO2001077206A1 (en) 2001-10-18
EP1274763B1 (de) 2005-07-20
BR0110012A (pt) 2003-02-18
AU2001241590A1 (en) 2001-10-23
US6492485B1 (en) 2002-12-10
CN1433440A (zh) 2003-07-30
EP1274763A1 (de) 2003-01-15
DE60112066T2 (de) 2006-05-24

Similar Documents

Publication Publication Date Title
DE60112066D1 (de) Verfahren zur redistribution von polycarbonat
DE60202691D1 (de) Verfahren zur herstellung von polycarbonat
DE60204761D1 (de) Verfahren zur epoxidierung von olefinen
DE50102926D1 (de) Verfahren zur oxidation von kohlenwasserstoffen
DE60126431D1 (de) Verfahren zur herstellung von polycarbonat
DE60114157D1 (de) Verfahren zur herabregulierung von amyloid
DE60237650D1 (de) Verfahren zur Tauchfärbung von Formkörpern aus Polycarbonat
DE60321601D1 (de) Verfahren zur extraktion von kontaktlinsen
DE50106029D1 (de) Verfahren zur Herstellung von Polycarbonat
DE60100434D1 (de) Verfahren zur epoxidierung von olefinen
ATE437486T1 (de) Verfahren zur konfiguration von physischen kanälen
DE50213709D1 (de) Verfahren zur bereitstellung von zielführungshinweisen
DE60114348D1 (de) Verfahren zur Reinigung von Gasen
DE50113292D1 (de) Verfahren zur abreicherung von endotoxinen
DE50109309D1 (de) Verfahren zur trennung von pentennitril-isomeren
DE60218988D1 (de) Verfahren zur bakterienunterstützten haldenauslaugung von chalkopyrit
DE60227674D1 (de) Verfahren zur epoxidierung von olefinen
ATE321832T1 (de) Verfahren zur aufbereitung von oliven
DE60104976D1 (de) Verfahren zur Bereitstellung von Dienstleistungen
DE60024403D1 (de) Verfahren zur extraktion von klangquellen-informationen
DE50106557D1 (de) Verfahren zur aufarbeitung von emulsionspolymerisaten
DE60121822D1 (de) Verfahren zur herstellung von polycarbonat
DE50113374D1 (de) Verfahren zur agglomeration von feinteiligen polybutadienlatices
DE60204673D1 (de) Verfahren zur epoxidierung von olefinen
DE60124106D1 (de) Kontinuierliches verfahren zur herstellung von polycarbonat

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