NL7212799A - - Google Patents
Info
- Publication number
- NL7212799A NL7212799A NL7212799A NL7212799A NL7212799A NL 7212799 A NL7212799 A NL 7212799A NL 7212799 A NL7212799 A NL 7212799A NL 7212799 A NL7212799 A NL 7212799A NL 7212799 A NL7212799 A NL 7212799A
- Authority
- NL
- Netherlands
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 |
|---|---|---|---|
| US18332171A | 1971-09-24 | 1971-09-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7212799A true NL7212799A (https=) | 1973-03-27 |
Family
ID=22672333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7212799A NL7212799A (https=) | 1971-09-24 | 1972-09-21 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3783147A (https=) |
| JP (1) | JPS5510615B2 (https=) |
| AU (1) | AU466295B2 (https=) |
| DE (1) | DE2246552A1 (https=) |
| FR (1) | FR2153407B1 (https=) |
| GB (1) | GB1380115A (https=) |
| IT (1) | IT967760B (https=) |
| NL (1) | NL7212799A (https=) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4061633A (en) * | 1974-02-25 | 1977-12-06 | Lazar Isaevich Blyakhman | Method of recovering primary and secondary amines |
| US3984374A (en) * | 1975-04-01 | 1976-10-05 | General Electric Company | Catalyst removal from polyphenylene ether reaction solutions by aqueous extraction with ammonium salts |
| US3994859A (en) * | 1975-04-01 | 1976-11-30 | General Electric Company | Catalyst removal from polyphenylene ether reaction solutions by bisulfate extraction |
| US3988298A (en) * | 1975-05-12 | 1976-10-26 | General Electric | Catalyst removal from polyphenylene oxides by ammonia and carbon dioxide |
| US4024107A (en) * | 1975-05-12 | 1977-05-17 | General Electric Company | Method of separating a copper-amine catalyst from a polyphenylene ether reaction mixture |
| US4237265A (en) * | 1975-09-08 | 1980-12-02 | General Electric Company | Process for catalyst removal from polyphenylene ether reaction solutions |
| US4039510A (en) * | 1975-12-08 | 1977-08-02 | General Electric Company | Removal of catalyst from polyphenylene oxide reaction mixtures with nitrogenous salts of nitrilotriacetic acid |
| US4263426A (en) * | 1978-11-06 | 1981-04-21 | General Electric Company | Process for isolation of polyphenylene ether resin by crumbing in hot water |
| US4360662A (en) * | 1980-11-19 | 1982-11-23 | Celanese Corporation | Continuous countercurrent extraction process for removing water-soluble impurities from water immiscible polymer solutions |
| DE3332377A1 (de) * | 1983-09-08 | 1985-03-28 | Chemische Werke Hüls AG, 4370 Marl | Verfahren zur reinigung von polyphenylenoxiden, die nach abstoppung der kupferaminkatalysierten polykondensation von diorthosubstituierten phenolen erhalten werden |
| JPS636024A (ja) * | 1986-06-25 | 1988-01-12 | Mitsubishi Petrochem Co Ltd | ポリフエニレンエ−テルの製造方法 |
| DE69324427T2 (de) * | 1992-03-24 | 1999-08-05 | The Dow Chemical Co., Midland, Mich. | Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern |
| US6472499B1 (en) | 2000-08-04 | 2002-10-29 | General Electric Company | Preparation of high intrinsic viscosity poly(arylene ether) resins |
| US20070299243A1 (en) * | 2006-06-22 | 2007-12-27 | Delsman Erik R | Poly(arylene ether) process and composition |
| US20080097069A1 (en) * | 2006-10-20 | 2008-04-24 | Hua Guo | Poly(arylene ether) method and composition |
| JP7081718B2 (ja) | 2019-03-13 | 2022-06-07 | 日本製鉄株式会社 | 電縫鋼管溶接監視方法、電縫鋼管製造方法、電縫鋼管溶接監視装置、及び電縫鋼管製造装置 |
-
1971
- 1971-09-24 US US00183321A patent/US3783147A/en not_active Expired - Lifetime
-
1972
- 1972-09-11 GB GB4216672A patent/GB1380115A/en not_active Expired
- 1972-09-11 AU AU46533/72A patent/AU466295B2/en not_active Expired
- 1972-09-21 NL NL7212799A patent/NL7212799A/xx not_active Application Discontinuation
- 1972-09-22 FR FR7233634A patent/FR2153407B1/fr not_active Expired
- 1972-09-22 DE DE2246552A patent/DE2246552A1/de not_active Withdrawn
- 1972-09-22 IT IT29548/72A patent/IT967760B/it active
- 1972-09-25 JP JP9524172A patent/JPS5510615B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU466295B2 (en) | 1975-10-23 |
| DE2246552A1 (de) | 1973-03-29 |
| US3783147A (en) | 1974-01-01 |
| AU4653372A (en) | 1974-03-21 |
| GB1380115A (en) | 1975-01-08 |
| JPS4844397A (https=) | 1973-06-26 |
| IT967760B (it) | 1974-03-11 |
| FR2153407B1 (https=) | 1977-12-30 |
| JPS5510615B2 (https=) | 1980-03-18 |
| FR2153407A1 (https=) | 1973-05-04 |
Similar Documents
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 | ||
| BV | The patent application has lapsed |