SG43401A1 - Polycarbonate redistribution method employing phosphonium hydroxides - Google Patents

Polycarbonate redistribution method employing phosphonium hydroxides

Info

Publication number
SG43401A1
SG43401A1 SG1996010587A SG1996010587A SG43401A1 SG 43401 A1 SG43401 A1 SG 43401A1 SG 1996010587 A SG1996010587 A SG 1996010587A SG 1996010587 A SG1996010587 A SG 1996010587A SG 43401 A1 SG43401 A1 SG 43401A1
Authority
SG
Singapore
Prior art keywords
method employing
phosphonium hydroxides
redistribution method
polycarbonate
polycarbonate redistribution
Prior art date
Application number
SG1996010587A
Other languages
English (en)
Inventor
Patrick Joseph Mccloskey
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 SG43401A1 publication Critical patent/SG43401A1/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
    • C08G64/42—Chemical after-treatment

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)
  • Polyesters Or Polycarbonates (AREA)
SG1996010587A 1995-11-20 1996-09-09 Polycarbonate redistribution method employing phosphonium hydroxides SG43401A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/559,869 US5567802A (en) 1995-11-20 1995-11-20 Polycarbonate redistribution method employing phosphonium hydroxides

Publications (1)

Publication Number Publication Date
SG43401A1 true SG43401A1 (en) 1997-10-17

Family

ID=24235390

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996010587A SG43401A1 (en) 1995-11-20 1996-09-09 Polycarbonate redistribution method employing phosphonium hydroxides

Country Status (6)

Country Link
US (1) US5567802A (ja)
EP (1) EP0774478B1 (ja)
JP (1) JP3602278B2 (ja)
DE (1) DE69608072T2 (ja)
ES (1) ES2145979T3 (ja)
SG (1) SG43401A1 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5886073A (en) * 1997-11-03 1999-03-23 General Electric Company Polycarbonate redistribution method with catalyst decomposition
US6436503B1 (en) 1999-09-08 2002-08-20 General Electric Company Data storage medium containing polyestercarbonate
US6492485B1 (en) 2000-04-11 2002-12-10 General Electric Company Redistributed polycarbonate resin
US6600061B1 (en) 2000-11-15 2003-07-29 General Electric Company Method for the continuous production of aromatic carbonates
US8343608B2 (en) 2010-08-31 2013-01-01 General Electric Company Use of appended dyes in optical data storage media

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
DE69312218T2 (de) * 1992-10-30 1998-01-08 Gen Electric Redistribution von organischen Polycarbonatzusammensetzungen
JP3302431B2 (ja) * 1993-03-08 2002-07-15 帝人株式会社 芳香族ポリカーボネートの製造方法
JP3396942B2 (ja) * 1994-02-21 2003-04-14 三菱化学株式会社 芳香族ポリカーボネートの製造方法
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

Also Published As

Publication number Publication date
DE69608072T2 (de) 2000-10-05
JP3602278B2 (ja) 2004-12-15
DE69608072D1 (de) 2000-06-08
US5567802A (en) 1996-10-22
EP0774478B1 (en) 2000-05-03
EP0774478A3 (en) 1998-05-06
EP0774478A2 (en) 1997-05-21
ES2145979T3 (es) 2000-07-16
JPH09194584A (ja) 1997-07-29

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