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SG81227A1 - Method for recyling aromatic polycarbonates - Google Patents

Method for recyling aromatic polycarbonates

Info

Publication number
SG81227A1
SG81227A1 SG9800724A SG1998000724A SG81227A1 SG 81227 A1 SG81227 A1 SG 81227A1 SG 9800724 A SG9800724 A SG 9800724A SG 1998000724 A SG1998000724 A SG 1998000724A SG 81227 A1 SG81227 A1 SG 81227A1
Authority
SG
Singapore
Prior art keywords
recyling
aromatic polycarbonates
polycarbonates
aromatic
recyling aromatic
Prior art date
Application number
SG9800724A
Other languages
English (en)
Inventor
Satayana Varadaraja Godavarthi
Anthony King Joseph Jr
Bhairavnath Idage Bhaskar
Sivaram Swaminathan
Ramchandra Ranade Vishnu
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 SG81227A1 publication Critical patent/SG81227A1/en

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
    • C08G64/40—Post-polymerisation treatment
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/20—Recycled plastic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processing Of Solid Wastes (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SG9800724A 1997-09-02 1998-04-13 Method for recyling aromatic polycarbonates SG81227A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IN1619CA1997 1997-09-02

Publications (1)

Publication Number Publication Date
SG81227A1 true SG81227A1 (en) 2001-06-19

Family

ID=11086794

Family Applications (1)

Application Number Title Priority Date Filing Date
SG9800724A SG81227A1 (en) 1997-09-02 1998-04-13 Method for recyling aromatic polycarbonates

Country Status (5)

Country Link
JP (1) JPH11152371A (pt)
KR (1) KR19990029426A (pt)
AU (1) AU8189798A (pt)
BR (1) BR9802294A (pt)
SG (1) SG81227A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040016514A (ko) * 2002-08-17 2004-02-25 에쓰대시오일 주식회사 향상된 색상의 고상중합 폴리카보네이트 제조를 위한폴리카보네이트 프리폴리머의 전처리 방법
JP7597039B2 (ja) 2019-12-27 2024-12-10 三菱瓦斯化学株式会社 再生樹脂の製造方法
FR3124108B1 (fr) * 2021-06-17 2023-06-09 Polyloop Procédé de recyclage et de valorisation de déchets composites à base de polycarbonate
EP4194171A4 (en) * 2021-06-22 2024-02-28 Lg Chem, Ltd. PROCESS FOR RECYCLING WASTE PLASTIC MATERIALS
KR20230054994A (ko) * 2021-10-18 2023-04-25 주식회사 엘지화학 재생 폴리카보네이트의 제조방법 및 재생 폴리카보네이트
CN114644776B (zh) * 2022-04-29 2023-09-01 聊城鲁西聚碳酸酯有限公司 一种聚碳酸酯粉料回收利用的系统及方法
TW202436439A (zh) * 2022-11-25 2024-09-16 日商三菱瓦斯化學股份有限公司 再生聚碳酸酯樹脂之製造方法
EP4644471A1 (en) 2022-12-26 2025-11-05 Mitsubishi Chemical Corporation Recycled polycarbonate resin and method for producing same

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1173250B (de) * 1958-06-12 1964-07-02 Pittsburgh Plate Glass Co Verfahren zur Gewinnung von reinen koernigen Polycarbonaten hohen Schuettgewichts
DE4009496A1 (de) * 1990-03-24 1991-09-26 Goeppinger Kaliko Gmbh Verfahren zur wiedergewinnung von sortenreinen kunststoffen aus sortenunreinen, kunststoffhaltigen abfaellen
DE4009308A1 (de) * 1990-03-23 1991-09-26 Bayer Ag Recycling von polymerabfaellen
EP0509358A1 (de) * 1991-04-19 1992-10-21 Bayer Ag Verfahren zum Abtrennen von anorganischen Pigmenten aus thermoplastischen Polykondensaten
US5717056A (en) * 1996-05-24 1998-02-10 General Electric Company Method for preparing polycarbonate by solid state polymerization

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1173250B (de) * 1958-06-12 1964-07-02 Pittsburgh Plate Glass Co Verfahren zur Gewinnung von reinen koernigen Polycarbonaten hohen Schuettgewichts
DE4009308A1 (de) * 1990-03-23 1991-09-26 Bayer Ag Recycling von polymerabfaellen
DE4009496A1 (de) * 1990-03-24 1991-09-26 Goeppinger Kaliko Gmbh Verfahren zur wiedergewinnung von sortenreinen kunststoffen aus sortenunreinen, kunststoffhaltigen abfaellen
EP0509358A1 (de) * 1991-04-19 1992-10-21 Bayer Ag Verfahren zum Abtrennen von anorganischen Pigmenten aus thermoplastischen Polykondensaten
US5717056A (en) * 1996-05-24 1998-02-10 General Electric Company Method for preparing polycarbonate by solid state polymerization

Also Published As

Publication number Publication date
JPH11152371A (ja) 1999-06-08
BR9802294A (pt) 1999-12-14
KR19990029426A (ko) 1999-04-26
AU8189798A (en) 1999-03-18

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