BRPI0904824A2 - processo para a produção de policarbonato - Google Patents

processo para a produção de policarbonato Download PDF

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Publication number
BRPI0904824A2
BRPI0904824A2 BRPI0904824-3A BRPI0904824A BRPI0904824A2 BR PI0904824 A2 BRPI0904824 A2 BR PI0904824A2 BR PI0904824 A BRPI0904824 A BR PI0904824A BR PI0904824 A2 BRPI0904824 A2 BR PI0904824A2
Authority
BR
Brazil
Prior art keywords
solution
alkali metal
electrolysis
process according
hydroxyphenyl
Prior art date
Application number
BRPI0904824-3A
Other languages
English (en)
Portuguese (pt)
Inventor
Pieter Ooms
Andreas Bulan
Rainer Weber
Johann Rechner
Original Assignee
Bayer Materialscience 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=40672516&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0904824(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bayer Materialscience Ag filed Critical Bayer Materialscience Ag
Publication of BRPI0904824A2 publication Critical patent/BRPI0904824A2/pt

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
    • C08G64/20—General preparatory processes
    • C08G64/22—General preparatory processes using carbonyl halides
    • C08G64/24—General preparatory processes using carbonyl halides and phenols
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00—Halides of sodium, potassium or alkali metals in general
    • C01D3/04—Chlorides
    • C01D3/06—Preparation by working up brines; seawater or spent lyes
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Water Treatment By Sorption (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BRPI0904824-3A 2008-02-27 2009-02-27 processo para a produção de policarbonato BRPI0904824A2 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102008011473A DE102008011473A1 (de) 2008-02-27 2008-02-27 Verfahren zur Herstellung von Polycarbonat

Publications (1)

Publication Number Publication Date
BRPI0904824A2 true BRPI0904824A2 (pt) 2010-11-03

Family

ID=40672516

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0904824-3A BRPI0904824A2 (pt) 2008-02-27 2009-02-27 processo para a produção de policarbonato

Country Status (9)

Country Link
US (1) US7858727B2 (enExample)
EP (1) EP2096131B1 (enExample)
JP (1) JP5543718B2 (enExample)
KR (1) KR101559584B1 (enExample)
CN (1) CN101519491B (enExample)
BR (1) BRPI0904824A2 (enExample)
DE (1) DE102008011473A1 (enExample)
RU (1) RU2532910C2 (enExample)
SG (1) SG155153A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012179512A (ja) * 2011-02-28 2012-09-20 Omega:Kk 電解処理方法
JP6154327B2 (ja) * 2011-12-02 2017-06-28 出光興産株式会社 ポリカーボネート−ポリオルガノシロキサン共重合体の連続的な製造方法
US9045586B2 (en) 2011-12-02 2015-06-02 Idemitsu Kosan Co., Ltd. Continuous production method for polycarbonate-polyorganosiloxane copolymer
WO2015168339A1 (en) * 2014-04-30 2015-11-05 Sabic Global Technologies B.V. Purification of brine solution
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
EP3497266B1 (de) 2016-08-10 2021-07-21 Covestro Intellectual Property GmbH & Co. KG Verfahren zur elektrochemischen reinigung von chlorid-haltigen prozesslösungen
EP3527696A1 (de) * 2018-02-14 2019-08-21 Covestro Deutschland AG Verfahren zur aufarbeitung und wiederverwendung von salzhaltigem prozesswasser
EP3933059A1 (en) 2020-06-29 2022-01-05 Covestro Deutschland AG Process for the preparation of a polycarbonate
EP3985047A1 (de) 2020-10-13 2022-04-20 Covestro Deutschland AG Verfahren zur herstellung eines polycarbonats nach dem phasengrenzflächenverfahren unter lösungsmittelaustausch
CN112707464A (zh) * 2020-12-08 2021-04-27 中南大学 一种废三元催化剂浸出渣的应用

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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US2991273A (en) 1956-07-07 1961-07-04 Bayer Ag Process for manufacture of vacuum moulded parts of high molecular weight thermoplastic polycarbonates
US3148172A (en) 1956-07-19 1964-09-08 Gen Electric Polycarbonates of dihydroxyaryl ethers
US2999846A (en) 1956-11-30 1961-09-12 Schnell Hermann High molecular weight thermoplastic aromatic sulfoxy polycarbonates
US2999835A (en) 1959-01-02 1961-09-12 Gen Electric Resinous mixture comprising organo-polysiloxane and polymer of a carbonate of a dihydric phenol, and products containing same
GB1122003A (en) 1964-10-07 1968-07-31 Gen Electric Improvements in aromatic polycarbonates
NL152889B (nl) 1967-03-10 1977-04-15 Gen Electric Werkwijze ter bereiding van een lineair polycarbonaatcopolymeer, alsmede orienteerbare textielvezel van dit copolymeer.
DE2036052A1 (en) 1970-07-21 1972-01-27 Milchwirtschafthche Forschungs und Untersuchungs Gesellschaft mbH, 2100 Hamburg Working up of additives in fat and protein - contng foodstuffs
DE2063050C3 (de) 1970-12-22 1983-12-15 Bayer Ag, 5090 Leverkusen Verseifungsbeständige Polycarbonate, Verfahren zu deren Herstellung und deren Verwendung
BE790369A (fr) 1971-10-21 1973-04-20 Diamond Shamrock Corp Procede et appareil pour la preparation d'hydroxydes de metaux alcalins de haute purete dans une cuve electrolytique.
US3773634A (en) 1972-03-09 1973-11-20 Diamond Shamrock Corp Control of an olyte-catholyte concentrations in membrane cells
DE2211956A1 (de) 1972-03-11 1973-10-25 Bayer Ag Verfahren zur herstellung verseifungsstabiler blockcopolycarbonate
GB1456670A (en) 1973-07-04 1976-11-24 Ici Ltd Drying plastics
DE2721848C2 (de) 1977-05-14 1982-12-02 Bayer Ag, 5090 Leverkusen Verfahren zum Konzentrieren von Lösungen mit gleichzeitiger Erstarrung
IT1094162B (it) 1978-02-22 1985-07-26 Montedison Spa Processo in continuo per il recupero del policarbonato da sue soluzioni
RU2054050C1 (ru) * 1979-08-03 1996-02-10 Оронцио де Нора Импианти Электрохимичи С.п.А. Электролизер для электролиза водного раствора хлорида натрия
US4423207A (en) 1980-12-18 1983-12-27 General Electric Company Process for recovery of solid thermoplastic resins from solutions thereof in organic solvents
AU574268B2 (en) 1981-08-12 1988-06-30 Dow Chemical Company, The Process for converting a thermoplastic polymer into spheroidal agglomerated granules
JPS599185A (ja) * 1982-07-06 1984-01-18 Asahi Chem Ind Co Ltd イオン交換膜法電解槽
DE3332065A1 (de) 1983-09-06 1985-03-21 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von stabilisierter plycarbonat-formkoerper nach dem entgasungsspritzguss- oder dem entgasungsextrusionsverfahren
DE3429960A1 (de) 1984-08-16 1986-02-27 Bayer Ag, 5090 Leverkusen Verfahren zur isolierung von thermoplastischen polycarbonaten aus seinen loesungen
IT1197949B (it) 1986-11-04 1988-12-21 Montedipe Spa Evaporatore a film sottile per fluidi ad elevata viscosita
NO170326C (no) 1988-08-12 1992-10-07 Bayer Ag Dihydroksydifenylcykloalkaner
DE3844633A1 (de) 1988-08-12 1990-04-19 Bayer Ag Dihydroxydiphenylcycloalkane, ihre herstellung und ihre verwendung zur herstellung von hochmolekularen polycarbonaten
DE3833953A1 (de) 1988-10-06 1990-04-19 Bayer Ag Mischungen von speziellen, neuen polycarbonaten mit anderen thermoplasten oder mit elastomeren
JPH02147628A (ja) 1988-11-29 1990-06-06 Teijin Chem Ltd ポリカーボネート系化合物の製造方法
US5043421A (en) 1989-08-04 1991-08-27 General Electric Company Extruder isolation of polymers from solution
US4980105A (en) 1989-08-28 1990-12-25 General Electric Company Method for extruder devolatilization of spiro(bis)indane polycarbonates
JPH0747666B2 (ja) 1990-04-11 1995-05-24 帝人化成株式会社 ポリカーボネートの製造法
JPH0747665B2 (ja) 1990-04-11 1995-05-24 帝人化成株式会社 ポリカーボネートの製造法
US5306803A (en) 1990-06-02 1994-04-26 Bayer Aktiengesellschaft Process for cleaning thermoplasts by friction compacting
DE4227372A1 (de) * 1991-10-12 1993-04-22 Bayer Ag Verfahren zur herstellung von polycarbonaten
GB2260975B (en) 1991-10-28 1995-07-12 Chang Shih Chang The process to recover salt from brine waste water
JP3095051B2 (ja) 1995-03-08 2000-10-03 出光石油化学株式会社 ポリカーボネートの製造方法
DE19510063A1 (de) 1995-03-20 1996-09-26 Bayer Antwerpen Nv Verfahren zur Reinigung von phenolhaltigem Prozeßabwasser
IT1282367B1 (it) * 1996-01-19 1998-03-20 De Nora Spa Migliorato metodo per l'elettrolisi di soluzioni acquose di acido cloridrico
ES2215682T3 (es) * 1999-06-18 2004-10-16 Bayer Materialscience Ag Procedimiento para la degradacion de compuestos organicos en agua.
US6340736B1 (en) * 1999-11-29 2002-01-22 General Electric Company Method and apparatus for the production of polycarbonates with brine recycling
JP3970627B2 (ja) 2001-02-26 2007-09-05 三菱化学株式会社 ジフェニルカーボネートの製造方法及び芳香族ポリカーボネートの製造方法
DE10118307A1 (de) 2001-04-12 2002-10-17 Bayer Ag Vefahren zur Herstellung von Polycarbonaten
DE10207442A1 (de) 2002-02-22 2003-09-11 Bayer Ag Aufbereitung von Kochsalz enthaltenden Abwässern zum Einsatz in der Chlor-Alkali-Elektrolyse
JP3799311B2 (ja) * 2002-09-02 2006-07-19 帝人化成株式会社 有機溶媒の回収方法
EP1601616A1 (en) * 2003-03-05 2005-12-07 Dow Global Technologies Inc. A method for purifying wastewater
JP4401105B2 (ja) 2003-05-21 2010-01-20 三菱化学株式会社 塩素の製造方法および芳香族ポリカーボネートの製造方法
DE10333853A1 (de) * 2003-07-24 2005-02-24 Bayer Materialscience Ag Elektrochemische Zelle
JP4116533B2 (ja) * 2003-12-18 2008-07-09 帝人化成株式会社 廃芳香族ポリカーボネート樹脂から芳香族ジヒドロキシ化合物のアルカリ水溶液を得る方法
DE102006041465A1 (de) * 2006-09-02 2008-03-06 Bayer Materialscience Ag Verfahren zur Herstellung von Diarylcarbonat

Also Published As

Publication number Publication date
RU2532910C2 (ru) 2014-11-20
KR101559584B1 (ko) 2015-10-12
KR20090092723A (ko) 2009-09-01
CN101519491B (zh) 2012-10-10
RU2009106707A (ru) 2010-09-10
SG155153A1 (en) 2009-09-30
US20090215977A1 (en) 2009-08-27
DE102008011473A1 (de) 2009-09-03
US7858727B2 (en) 2010-12-28
EP2096131A1 (de) 2009-09-02
JP2009235391A (ja) 2009-10-15
JP5543718B2 (ja) 2014-07-09
EP2096131B1 (de) 2015-01-28
CN101519491A (zh) 2009-09-02

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Legal Events

Date Code Title Description
B03A Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 7A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2365 DE 03-05-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.