IT1266448B1 - Procedimento per la produzione di policarbonati. - Google Patents

Procedimento per la produzione di policarbonati.

Info

Publication number
IT1266448B1
IT1266448B1 IT93RM000808A ITRM930808A IT1266448B1 IT 1266448 B1 IT1266448 B1 IT 1266448B1 IT 93RM000808 A IT93RM000808 A IT 93RM000808A IT RM930808 A ITRM930808 A IT RM930808A IT 1266448 B1 IT1266448 B1 IT 1266448B1
Authority
IT
Italy
Prior art keywords
polycarbonates
production
procedure
oil
case
Prior art date
Application number
IT93RM000808A
Other languages
English (en)
Italian (it)
Inventor
Uwe Hucks
Jurgen Kadelka
Wolfgang Herrig
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of ITRM930808A0 publication Critical patent/ITRM930808A0/it
Publication of ITRM930808A1 publication Critical patent/ITRM930808A1/it
Application granted granted Critical
Publication of IT1266448B1 publication Critical patent/IT1266448B1/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
    • G11B7/2534—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins polycarbonates [PC]
    • 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
    • C08G64/20—General preparatory processes
    • C08G64/22—General preparatory processes using carbonyl halides
    • C08G64/24—General preparatory processes using carbonyl halides and phenols

Landscapes

  • 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)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
IT93RM000808A 1992-12-10 1993-12-07 Procedimento per la produzione di policarbonati. IT1266448B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4241619A DE4241619C2 (de) 1992-12-10 1992-12-10 Verfahren zur Herstellung von Polycarbonaten

Publications (3)

Publication Number Publication Date
ITRM930808A0 ITRM930808A0 (it) 1993-12-07
ITRM930808A1 ITRM930808A1 (it) 1995-06-07
IT1266448B1 true IT1266448B1 (it) 1996-12-30

Family

ID=6474894

Family Applications (1)

Application Number Title Priority Date Filing Date
IT93RM000808A IT1266448B1 (it) 1992-12-10 1993-12-07 Procedimento per la produzione di policarbonati.

Country Status (6)

Country Link
JP (1) JP3219923B2 (pt-PT)
CN (1) CN1037688C (pt-PT)
BE (1) BE1007820A4 (pt-PT)
DE (1) DE4241619C2 (pt-PT)
IT (1) IT1266448B1 (pt-PT)
NL (1) NL195013C (pt-PT)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020010714A (ko) * 1999-06-18 2002-02-04 빌프리더 하이더 수중 유기 화합물의 분해 방법
DE102004061715A1 (de) * 2004-12-22 2006-07-06 Bayer Materialscience Ag Verfahren zur Herstellung von Polycarbonaten
CN1303131C (zh) * 2005-05-26 2007-03-07 中国科学院长春应用化学研究所 聚碳酸酯的制备方法
CN106478934B (zh) * 2015-08-24 2018-05-15 万华化学集团股份有限公司 一种聚碳酸酯的制备方法
CN107654016A (zh) * 2017-10-20 2018-02-02 福建名盾建材有限公司 一种轻质墙板的生产工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH554908A (de) * 1971-01-15 1974-10-15 Basf Ag Verfahren zur kontinuierlichen herstellung hochmolekularer, linearer polycarbonate.
US4025489A (en) * 1975-01-27 1977-05-24 Mobay Chemical Corporation Utilization of bisphenol-A from the alkaline phase generated in the production of polycarbonates
JP2528331B2 (ja) * 1987-09-05 1996-08-28 出光石油化学株式会社 ポリカ―ボネ―トの製造方法
NL9001888A (nl) * 1990-08-29 1992-03-16 Gen Electric Werkwijze voor de continue bereiding van carbonaatoligomeren.
DE4118232A1 (de) * 1991-06-04 1992-12-10 Bayer Ag Kontinuierliche herstellung von polycarbonaten
DE4239131C2 (de) * 1992-11-20 1998-04-09 Bayer Ag Verfahren zur Herstellung von Polycarbonaten

Also Published As

Publication number Publication date
ITRM930808A1 (it) 1995-06-07
JP3219923B2 (ja) 2001-10-15
BE1007820A4 (fr) 1995-10-31
CN1088593A (zh) 1994-06-29
JPH07324127A (ja) 1995-12-12
CN1037688C (zh) 1998-03-11
DE4241619A1 (de) 1994-06-16
DE4241619C2 (de) 1998-04-09
NL9301961A (nl) 1994-07-01
NL195013C (nl) 2003-06-10
ITRM930808A0 (it) 1993-12-07

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961210