IT7921985A0 - Metodo per lavare una soluzione solvente organica di policarbonato. - Google Patents

Metodo per lavare una soluzione solvente organica di policarbonato.

Info

Publication number: IT7921985A0
Authority: IT; Italy
Prior art keywords: washing; solvent solution; polycarbonate solvent; organic polycarbonate; organic
Prior art date: 1978-04-19

Application number

IT7921985A

Other languages

English (en)

Other versions

IT1113324B (it

Inventor

Shinichi Takamatsu

Hazime Mori

Katsuhisa Kohyama

Katsuhiki Nakamura

Original Assignee

Mitsubishi Chem Ind

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.)

1978-04-19

Filing date

1979-04-19

Publication date

1979-04-19

1979-04-19 Application filed by Mitsubishi Chem Ind filed Critical Mitsubishi Chem Ind

1979-04-19 Publication of IT7921985A0 publication Critical patent/IT7921985A0/it

1986-01-20 Application granted granted Critical

1986-01-20 Publication of IT1113324B publication Critical patent/IT1113324B/it

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)
Processes Of Treating Macromolecular Substances (AREA)

IT21985/79A 1978-04-19 1979-04-19 Metodo per lavare una soluzione solvente organica di policarbonato IT1113324B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP53046093A JPS5938967B2 (ja)	1978-04-19	1978-04-19	ポリカ−ボネ−ト有機溶剤溶液の洗浄法

Publications (2)

Publication Number	Publication Date
IT7921985A0 true IT7921985A0 (it)	1979-04-19
IT1113324B IT1113324B (it)	1986-01-20

Family

ID=12737365

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT21985/79A IT1113324B (it)	1978-04-19	1979-04-19	Metodo per lavare una soluzione solvente organica di policarbonato

Country Status (6)

Country	Link
US (1)	US4323519A (it)
JP (1)	JPS5938967B2 (it)
DE (1)	DE2915906A1 (it)
FR (1)	FR2423505A1 (it)
IT (1)	IT1113324B (it)
NL (1)	NL186964C (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS58206626A (ja) *	1982-05-27	1983-12-01	Mitsubishi Chem Ind Ltd	芳香族ポリエステルポリカ−ボネ−ト粒状体の製造法
DE3769663D1 (de) *	1986-01-23	1991-06-06	Mitsubishi Gas Chemical Co	Verfahren zur herstellung einer entstaubten, durchsichtigen loesung eines thermoplastischen harzen.
JPS6313181U (it) *	1986-03-17	1988-01-28
JP2528838B2 (ja) *	1986-10-14	1996-08-28	ソニー株式会社	光学式情報記録媒体
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
JP2606832B2 (ja) *	1986-12-19	1997-05-07	ダイセル化学工業株式会社	光学式デイスク
JPS63114684U (it) *	1987-01-20	1988-07-23
JPH07108938B2 (ja) *	1987-06-18	1995-11-22	出光石油化学株式会社	ポリカーボネートを素材とするディスク基板
JP2621871B2 (ja) *	1987-07-21	1997-06-18	三菱瓦斯化学株式会社	光ディスク用ポリカーボネート成形材料
DE4138754C2 (de) *	1991-11-26	1998-10-22	Bayer Ag	Polycarbonat-Wäsche
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
CA2439436A1 (en) *	2003-09-03	2005-03-03	George Sutherland	Treatment of aqueous compositions containing contaminants
JP5168820B2 (ja)	2006-06-09	2013-03-27	三菱エンジニアリングプラスチックス株式会社	芳香族ポリカーボネート樹脂粉粒体の製造方法及び樹脂成形体

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3160606A (en) *	1962-03-27	1964-12-08	Pittsburgh Plate Glass Co	Method of preparing polycarbonates
JPS5140107B1 (it) *	1968-10-03	1976-11-01
US3668181A (en) *	1970-03-06	1972-06-06	Allied Chem	Purification of polycarbonate resins
DE2509036C2 (de) *	1975-03-01	1986-05-28	Bayer Ag, 5090 Leverkusen	Verfahren zur Herstellung von symmetrischen Diarylcarbonaten

1978
- 1978-04-19 JP JP53046093A patent/JPS5938967B2/ja not_active Expired
1979
- 1979-04-11 US US06/029,044 patent/US4323519A/en not_active Expired - Lifetime
- 1979-04-18 FR FR7909750A patent/FR2423505A1/fr active Granted
- 1979-04-19 NL NLAANVRAGE7903053,A patent/NL186964C/xx not_active IP Right Cessation
- 1979-04-19 IT IT21985/79A patent/IT1113324B/it active
- 1979-04-19 DE DE19792915906 patent/DE2915906A1/de active Granted

Also Published As

Publication number	Publication date
JPS5938967B2 (ja)	1984-09-20
NL7903053A (nl)	1979-10-23
IT1113324B (it)	1986-01-20
US4323519A (en)	1982-04-06
NL186964C (nl)	1991-04-16
DE2915906A1 (de)	1979-10-25
NL186964B (nl)	1990-11-16
FR2423505A1 (fr)	1979-11-16
DE2915906C2 (it)	1989-08-31
JPS54138097A (en)	1979-10-26
FR2423505B1 (it)	1983-12-30

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