BR7708282A - Processo para a recuperacao de catalisador de polimerizacao de eteres de polifenileno - Google Patents
Processo para a recuperacao de catalisador de polimerizacao de eteres de polifenilenoInfo
- Publication number
- BR7708282A BR7708282A BR7708282A BR7708282A BR7708282A BR 7708282 A BR7708282 A BR 7708282A BR 7708282 A BR7708282 A BR 7708282A BR 7708282 A BR7708282 A BR 7708282A BR 7708282 A BR7708282 A BR 7708282A
- Authority
- BR
- Brazil
- Prior art keywords
- recovery
- polymerization catalyst
- polyphenylene ethers
- polyphenylene
- ethers
- Prior art date
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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/34—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
- C08G65/46—Post-polymerisation treatment, e.g. recovery, purification, drying
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyethers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/749,761 US4071500A (en) | 1976-12-13 | 1976-12-13 | Process for recovery of catalyst from polymerization of polyphenylene ethers |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7708282A true BR7708282A (pt) | 1978-08-08 |
Family
ID=25015082
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7708282A BR7708282A (pt) | 1976-12-13 | 1977-12-13 | Processo para a recuperacao de catalisador de polimerizacao de eteres de polifenileno |
Country Status (9)
Country | Link |
---|---|
US (1) | US4071500A (pt) |
JP (1) | JPS5392899A (pt) |
AU (1) | AU511298B2 (pt) |
BR (1) | BR7708282A (pt) |
DE (1) | DE2752835A1 (pt) |
FR (1) | FR2373573A1 (pt) |
GB (1) | GB1556573A (pt) |
IT (1) | IT1089316B (pt) |
NL (1) | NL7713188A (pt) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4150218A (en) * | 1977-12-22 | 1979-04-17 | General Electric Company | Separation of copper ions from mixtures that include copper and an amine |
US4621153A (en) * | 1985-02-27 | 1986-11-04 | Biotechnica International, Inc. | Purification and recovery of amino acids |
DE3522467A1 (de) * | 1985-06-22 | 1987-01-02 | Basf Ag | Verfahren zur rueckgewinnung der amin- und metallkomponenten bei der polyphenylenethersynthese |
DE3522470A1 (de) * | 1985-06-22 | 1987-01-02 | Basf Ag | Verfahren zur rueckgewinnung der amin- und metallkomponenten bei der polyphenylenethersynthese |
DE3522468A1 (de) * | 1985-06-22 | 1987-01-02 | Basf Ag | Verfahren zur rueckgewinnung der aminkomonente bei der polyphenylenethersysthese |
US5621066A (en) * | 1994-08-10 | 1997-04-15 | General Electric Company | Environmentally friendly method for poly(phenylene ether) polymerization and catalyst recycle |
US20070299243A1 (en) * | 2006-06-22 | 2007-12-27 | Delsman Erik R | Poly(arylene ether) process and composition |
CN101429128B (zh) * | 2008-11-26 | 2012-07-04 | 中国蓝星(集团)股份有限公司 | 一种聚苯醚铜—胺络合催化剂中有机胺的回收方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3733301A (en) * | 1971-05-04 | 1973-05-15 | M Modan | Separation and recovery of catalyst residue |
US3838102A (en) * | 1972-12-29 | 1974-09-24 | Gen Electric | Removal of metallic catalyst residue from polyphenylene ethers |
US3951917A (en) * | 1974-07-23 | 1976-04-20 | General Electric Company | Process for removal of catalyst from polyphenylene ethers |
-
1976
- 1976-12-13 US US05/749,761 patent/US4071500A/en not_active Expired - Lifetime
-
1977
- 1977-11-14 GB GB47274/77A patent/GB1556573A/en not_active Expired
- 1977-11-26 DE DE19772752835 patent/DE2752835A1/de not_active Withdrawn
- 1977-11-29 NL NL7713188A patent/NL7713188A/xx not_active Application Discontinuation
- 1977-12-06 IT IT30435/77A patent/IT1089316B/it active
- 1977-12-12 AU AU31444/77A patent/AU511298B2/en not_active Expired
- 1977-12-12 FR FR7737315A patent/FR2373573A1/fr not_active Withdrawn
- 1977-12-13 BR BR7708282A patent/BR7708282A/pt unknown
- 1977-12-13 JP JP14890077A patent/JPS5392899A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU511298B2 (en) | 1980-08-07 |
FR2373573A1 (fr) | 1978-07-07 |
US4071500A (en) | 1978-01-31 |
NL7713188A (nl) | 1978-06-15 |
GB1556573A (en) | 1979-11-28 |
IT1089316B (it) | 1985-06-18 |
DE2752835A1 (de) | 1978-06-15 |
AU3144477A (en) | 1979-06-21 |
JPS5392899A (en) | 1978-08-15 |
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