CH530438A - Verfahren zum Reinigen von Polymerlösungen - Google Patents
Verfahren zum Reinigen von PolymerlösungenInfo
- Publication number
- CH530438A CH530438A CH172270A CH172270A CH530438A CH 530438 A CH530438 A CH 530438A CH 172270 A CH172270 A CH 172270A CH 172270 A CH172270 A CH 172270A CH 530438 A CH530438 A CH 530438A
- Authority
- CH
- Switzerland
- Prior art keywords
- polymer solutions
- purifying polymer
- purifying
- solutions
- polymer
- 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
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/20—General preparatory processes
- C08G64/205—General preparatory processes characterised by the apparatus used
-
- 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
- C08G85/00—General processes for preparing compounds provided for in this subclass
- C08G85/002—Post-polymerisation treatment
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1911179A DE1911179C3 (de) | 1969-03-05 | 1969-03-05 | Verfahren zum Reinigen von Polymerlosungen |
Publications (1)
Publication Number | Publication Date |
---|---|
CH530438A true CH530438A (de) | 1972-11-15 |
Family
ID=5727201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH172270A CH530438A (de) | 1969-03-05 | 1970-02-06 | Verfahren zum Reinigen von Polymerlösungen |
Country Status (7)
Country | Link |
---|---|
US (1) | US3666719A (de) |
BE (1) | BE746899A (de) |
CH (1) | CH530438A (de) |
DE (1) | DE1911179C3 (de) |
FR (1) | FR2037694A5 (de) |
GB (1) | GB1302618A (de) |
NL (1) | NL7002856A (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3926927A (en) * | 1974-11-25 | 1975-12-16 | Monsanto Co | Stripping monomers from a slurry of copolymerized acrylonitrile |
DE2759097C2 (de) * | 1977-12-30 | 1987-03-05 | Norsk Hydro A.S., Oslo | Verfahren zur Reduktion des Vinylchloridgehaltes in wäßrigen Dispersionen von Vinylchloridpolymeren und -copolymeren |
US4402916A (en) * | 1981-06-30 | 1983-09-06 | Marathon Oil Company | Dilution apparatus and method |
US6160086A (en) * | 1998-07-30 | 2000-12-12 | 3M Innovative Properties Company | Process for removing impurities from polymers |
KR101823620B1 (ko) | 2013-07-25 | 2018-01-30 | 사빅 글로벌 테크놀러지스 비.브이. | 폴리카보네트 정제를 위한 저 전단 방법 |
KR102083640B1 (ko) | 2013-07-25 | 2020-03-02 | 사빅 글로벌 테크놀러지스 비.브이. | 계면 폴리카보네이트 및 공중합체 폴리카보네이트의 정제 방법의 열적 향상 |
US9617382B2 (en) | 2013-07-25 | 2017-04-11 | Sabic Global Technologies B.V. | Process for the purification of polycarbonate |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3373145A (en) * | 1965-04-29 | 1968-03-12 | Allied Chem | Washing of polymer particulates by regular periodic ebb and flow of aqueous solvent |
US3470133A (en) * | 1967-09-15 | 1969-09-30 | Ppg Industries Inc | Water washing polyesters of carbonic acid and diphenols |
-
1969
- 1969-03-05 DE DE1911179A patent/DE1911179C3/de not_active Expired
-
1970
- 1970-02-06 CH CH172270A patent/CH530438A/de not_active IP Right Cessation
- 1970-02-24 US US13853A patent/US3666719A/en not_active Expired - Lifetime
- 1970-02-27 NL NL7002856A patent/NL7002856A/xx unknown
- 1970-02-27 GB GB951670A patent/GB1302618A/en not_active Expired
- 1970-03-05 FR FR7007968A patent/FR2037694A5/fr not_active Expired
- 1970-03-05 BE BE746899D patent/BE746899A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1911179A1 (de) | 1970-09-17 |
DE1911179B2 (de) | 1978-10-12 |
DE1911179C3 (de) | 1979-06-07 |
FR2037694A5 (de) | 1970-12-31 |
BE746899A (fr) | 1970-08-17 |
US3666719A (en) | 1972-05-30 |
NL7002856A (de) | 1970-09-08 |
GB1302618A (de) | 1973-01-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |