NL194888B - Werkwijze voor het splitsen van aromatische polycarbonaten. - Google Patents
Werkwijze voor het splitsen van aromatische polycarbonaten.Info
- Publication number
- NL194888B NL194888B NL9400579A NL9400579A NL194888B NL 194888 B NL194888 B NL 194888B NL 9400579 A NL9400579 A NL 9400579A NL 9400579 A NL9400579 A NL 9400579A NL 194888 B NL194888 B NL 194888B
- Authority
- NL
- Netherlands
- Prior art keywords
- splitting
- aromatic polycarbonates
- polycarbonates
- aromatic
- splitting aromatic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C68/00—Preparation of esters of carbonic or haloformic acids
- C07C68/06—Preparation of esters of carbonic or haloformic acids from organic carbonates
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/06—Reactor-distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyesters Or Polycarbonates (AREA)
- Polyethers (AREA)
- Materials For Medical Uses (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4312037 | 1993-04-13 | ||
DE4312037A DE4312037A1 (de) | 1993-04-13 | 1993-04-13 | Verfahren zur Spaltung von Polycarbonaten |
Publications (3)
Publication Number | Publication Date |
---|---|
NL9400579A NL9400579A (nl) | 1994-11-01 |
NL194888B true NL194888B (nl) | 2003-02-03 |
NL194888C NL194888C (nl) | 2003-06-04 |
Family
ID=6485369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL9400579A NL194888C (nl) | 1993-04-13 | 1994-04-12 | Werkwijze voor het splitsen van aromatische polycarbonaten. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5440066A (nl) |
JP (1) | JPH06340591A (nl) |
BE (1) | BE1008317A3 (nl) |
DE (1) | DE4312037A1 (nl) |
IT (1) | IT1272198B (nl) |
NL (1) | NL194888C (nl) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1269884B (it) * | 1994-06-03 | 1997-04-15 | Enichem Sintesi | Metodo per la rimozione dei contaminanti acidi e salini dalla fase condensata dell'effluente di reazione in un processo per la sintesi di dimetilcarbonato |
JP2002121321A (ja) * | 2000-10-12 | 2002-04-23 | National Institute Of Advanced Industrial & Technology | ポリカーボネート樹脂の油化方法 |
EP1439158A4 (en) * | 2001-10-26 | 2005-01-05 | Teijin Ltd | PROCESS FOR DEPOLYMERIZING AROMATIC POLYCARBONATE |
US7151189B2 (en) * | 2003-06-19 | 2006-12-19 | General Electric Company | Method and apparatus for waste stream recovery |
US8680226B1 (en) | 2012-12-21 | 2014-03-25 | Saudi Basic Industries Corporation | Method for alcoholysis of acrylonitrile-butadiene-styrene-containing polycarbonate compositions |
US8846858B2 (en) | 2012-12-21 | 2014-09-30 | Saudi Basic Industries Corporation | Method for alcoholysis of polycarbonate compositions containing flame retardant or acrylonitrile-butadiene-styrene |
US8680227B1 (en) | 2012-12-21 | 2014-03-25 | Saudi Basic Industries Corporation | Manufacture of dihydroxy aromatic compounds by alcoholysis of polycarbonate-containing compositions |
EP2746249B1 (en) | 2012-12-21 | 2017-06-07 | Saudi Basic Industries Corporation | Manufacture of dihydroxy aromatic compounds by alcoholysis of flame retardant-containing polycarbonate compositions |
CN105301160A (zh) * | 2015-11-02 | 2016-02-03 | 万特制药(海南)有限公司 | 一种用气相色谱法分离测定克利贝特中间体化学纯度的方法 |
WO2022113847A1 (ja) * | 2020-11-27 | 2022-06-02 | 三菱ケミカル株式会社 | ポリカーボネート樹脂の分解方法、ビスフェノールの製造方法、炭酸ジアルキルの製造方法、炭酸アルキルアリールの製造方法、炭酸ジアリールの製造方法、再生ポリカーボネート樹脂の製造方法、エポキシ樹脂の製造方法及びエポキシ樹脂硬化物の製造方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1155452B (de) * | 1961-06-02 | 1963-10-10 | Bayer Ag | Verfahren zur Gewinnung aromatischer Dihydroxyverbindungen und Kohlensaeureester durch Spalten von Polycarbonaten aromatischer Dihydroxyverbindungen |
EP0461274B1 (en) * | 1989-12-28 | 1994-06-15 | Asahi Kasei Kogyo Kabushiki Kaisha | Process for continuously producing aromatic carbonate |
DE4141954A1 (de) * | 1991-12-19 | 1993-06-24 | Bayer Ag | Verfahren zum spalten von polycarbonaten |
-
1993
- 1993-04-13 DE DE4312037A patent/DE4312037A1/de not_active Withdrawn
-
1994
- 1994-04-04 US US08/222,777 patent/US5440066A/en not_active Expired - Fee Related
- 1994-04-07 JP JP6092849A patent/JPH06340591A/ja active Pending
- 1994-04-11 IT ITRM940203A patent/IT1272198B/it active IP Right Grant
- 1994-04-12 NL NL9400579A patent/NL194888C/nl not_active IP Right Cessation
- 1994-04-12 BE BE9400376A patent/BE1008317A3/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
IT1272198B (it) | 1997-06-16 |
DE4312037A1 (de) | 1994-10-20 |
ITRM940203A0 (it) | 1994-04-11 |
ITRM940203A1 (it) | 1995-10-11 |
BE1008317A3 (fr) | 1996-04-02 |
NL9400579A (nl) | 1994-11-01 |
US5440066A (en) | 1995-08-08 |
JPH06340591A (ja) | 1994-12-13 |
NL194888C (nl) | 2003-06-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
V2 | Lapsed due to non-payment of the last due maintenance fee for the patent application |
Effective date: 20031101 |