IT1110267B - Processo di purificazione di soluzioni di policaronato - Google Patents

Processo di purificazione di soluzioni di policaronato

Info

Publication number
IT1110267B
IT1110267B IT19884/79A IT1988479A IT1110267B IT 1110267 B IT1110267 B IT 1110267B IT 19884/79 A IT19884/79 A IT 19884/79A IT 1988479 A IT1988479 A IT 1988479A IT 1110267 B IT1110267 B IT 1110267B
Authority
IT
Italy
Prior art keywords
polycaronate
solutions
purification process
purification
polycaronate solutions
Prior art date
Application number
IT19884/79A
Other languages
English (en)
Other versions
IT7919884A0 (it
Inventor
Roberto Rinaldi
Gabriele Govoni
Francesco Visani
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Priority to IT19884/79A priority Critical patent/IT1110267B/it
Publication of IT7919884A0 publication Critical patent/IT7919884A0/it
Priority to US06/117,787 priority patent/US4316009A/en
Priority to DE8080100578T priority patent/DE3071561D1/de
Priority to JP1214780A priority patent/JPS55104316A/ja
Priority to EP80100578A priority patent/EP0014462B1/en
Application granted granted Critical
Publication of IT1110267B publication Critical patent/IT1110267B/it

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
    • C08G64/406—Purifying; Drying

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)
IT19884/79A 1979-02-05 1979-02-05 Processo di purificazione di soluzioni di policaronato IT1110267B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT19884/79A IT1110267B (it) 1979-02-05 1979-02-05 Processo di purificazione di soluzioni di policaronato
US06/117,787 US4316009A (en) 1979-02-05 1980-02-01 Process for the purification of polycarbonate solutions
DE8080100578T DE3071561D1 (en) 1979-02-05 1980-02-05 Continuous process for the purification of polycarbonate solutions
JP1214780A JPS55104316A (en) 1979-02-05 1980-02-05 Purification of polycarbonate solution
EP80100578A EP0014462B1 (en) 1979-02-05 1980-02-05 Continuous process for the purification of polycarbonate solutions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19884/79A IT1110267B (it) 1979-02-05 1979-02-05 Processo di purificazione di soluzioni di policaronato

Publications (2)

Publication Number Publication Date
IT7919884A0 IT7919884A0 (it) 1979-02-05
IT1110267B true IT1110267B (it) 1985-12-23

Family

ID=11162050

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19884/79A IT1110267B (it) 1979-02-05 1979-02-05 Processo di purificazione di soluzioni di policaronato

Country Status (5)

Country Link
US (1) US4316009A (it)
EP (1) EP0014462B1 (it)
JP (1) JPS55104316A (it)
DE (1) DE3071561D1 (it)
IT (1) IT1110267B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0680111B2 (ja) * 1986-01-23 1994-10-12 三菱瓦斯化学株式会社 低ダストポリカ−ボネ−ト樹脂溶液の製造法
JPH0721007B2 (ja) * 1986-05-24 1995-03-08 三菱瓦斯化学株式会社 低ダスト透明熱可塑性樹脂溶液の製造法
JPH0653793B2 (ja) * 1986-10-22 1994-07-20 出光石油化学株式会社 ポリカ−ボネ−ト有機溶剤液の洗浄方法
DE3706205A1 (de) * 1987-02-26 1988-09-08 Bayer Ag Verfahren zur herstellung von polycarbonatloesungen
JPH0639523B2 (ja) * 1987-10-09 1994-05-25 出光石油化学株式会社 ポリカーボネート有機溶剤溶液の洗浄方法
TW311947B (it) * 1995-06-05 1997-08-01 Kuraray Co
DE19849004A1 (de) * 1998-10-24 2000-04-27 Bayer Ag Reinigung von Polycarbonat enthaltenden Lösungen
SG87068A1 (en) * 1999-01-11 2002-03-19 Mitsubishi Gas Chemical Co Process for purifying polycarbonate resin solution
JP4562851B2 (ja) * 2000-04-10 2010-10-13 出光興産株式会社 ポリカーボネート有機溶剤溶液の洗浄方法および洗浄装置
US6420517B1 (en) 2001-02-06 2002-07-16 General Electric Company Process for resin phase separation by plate decantation
US6860972B2 (en) * 2000-09-21 2005-03-01 General Electric Company Process for detecting the location of a phase interface
JP4567981B2 (ja) * 2004-01-27 2010-10-27 出光興産株式会社 精製ポリカーボネート有機溶液および高純度ポリカーボネートの製造方法
DE102006050381A1 (de) * 2006-10-25 2008-05-08 Bayer Materialscience Ag Verfahren zur Abtrennung einer organischen von einer elektrolythaltigen wässrigen und organischen Phase
CN101508773B (zh) * 2009-03-13 2010-12-08 宁波万华聚氨酯有限公司 一种界面聚合法制备的粗聚碳酸酯有机相溶液的纯化方法
EP2547413B1 (en) * 2010-03-15 2016-12-21 Dow Global Technologies LLC Separation method with a coalescer device
GB201111928D0 (en) * 2011-07-12 2011-08-24 Norner As Process
WO2015013641A1 (en) 2013-07-25 2015-01-29 Sabic Innovative Plastics Ip B.V. Thermal enhancement of the purification process for interfacial polycarbonate and copolymer polycarbonates
US9617382B2 (en) 2013-07-25 2017-04-11 Sabic Global Technologies B.V. Process for the purification of polycarbonate
WO2015013648A1 (en) 2013-07-25 2015-01-29 Sabic Innovative Plastics Ip B.V. Low shear process for polycarbonate purification

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3200105A (en) * 1960-08-08 1965-08-10 Phillips Petroleum Co Filter aid conditioning
US3505273A (en) * 1967-05-04 1970-04-07 Mobay Chemical Corp Method for reducing the solvent content of a polycarbonate
DE1786218B1 (de) * 1968-09-03 1971-10-14 Texaco Ag Verfahren zur filtrativen Trennung zweier ineinander dispergierter Fluessigkeiten
DE1945851C3 (de) * 1968-09-10 1976-05-26 Fuji Photo Film Co., Ltd., Ashigara, Kanagawa (Japan) Vorrichtung zum kontinuierlichen Extrahieren eines Fltissig-Flüssig-Systems
GB1278010A (en) * 1969-11-14 1972-06-14 Sir Soc Italiana Resine Spa Method of obtaining gel-free epoxy resins
US3954713A (en) * 1971-10-02 1976-05-04 Bayer Aktiengesellschaft Polycarbonate powder
DE2350327C3 (de) * 1973-10-06 1982-02-25 Bayer Ag, 5090 Leverkusen Verfahren zum Reinigen von Polycarbonatlösungen
GB1513717A (en) * 1975-04-16 1978-06-07 Davies G Droplet-coalescing enhancing packing
JPS5922733B2 (ja) * 1976-02-10 1984-05-29 三菱化学株式会社 ポリカ−ボネ−トの製造方法
JPS5929603B2 (ja) * 1976-02-12 1984-07-21 三菱化学株式会社 ポリカ−ボネ−トの製造法
FR2375890A1 (fr) * 1977-01-04 1978-07-28 Anvar Procede et dispositif de separation d'emulsions par coalescence
US4177343A (en) * 1977-12-19 1979-12-04 The Dow Chemical Company Purification of polymer solution

Also Published As

Publication number Publication date
EP0014462B1 (en) 1986-04-23
EP0014462A1 (en) 1980-08-20
US4316009A (en) 1982-02-16
DE3071561D1 (en) 1986-05-28
IT7919884A0 (it) 1979-02-05
JPS55104316A (en) 1980-08-09

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