IT1049864B - Procedimento per strippare monomeri monoolefinici non reagiti - Google Patents
Procedimento per strippare monomeri monoolefinici non reagitiInfo
- Publication number
- IT1049864B IT1049864B IT29589/75A IT2958975A IT1049864B IT 1049864 B IT1049864 B IT 1049864B IT 29589/75 A IT29589/75 A IT 29589/75A IT 2958975 A IT2958975 A IT 2958975A IT 1049864 B IT1049864 B IT 1049864B
- Authority
- IT
- Italy
- Prior art keywords
- scriping
- reagite
- procedure
- monoolefinic monomers
- monoolefinic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F6/00—Post-polymerisation treatments
- C08F6/001—Removal of residual monomers by physical means
- C08F6/003—Removal of residual monomers by physical means from polymer solutions, suspensions, dispersions or emulsions without recovery of the polymer therefrom
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S159/00—Concentrating evaporators
- Y10S159/10—Organic
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/03—Acrylonitrile
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US526665A US3926927A (en) | 1974-11-25 | 1974-11-25 | Stripping monomers from a slurry of copolymerized acrylonitrile |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1049864B true IT1049864B (it) | 1981-02-10 |
Family
ID=24098264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT29589/75A IT1049864B (it) | 1974-11-25 | 1975-11-24 | Procedimento per strippare monomeri monoolefinici non reagiti |
Country Status (7)
Country | Link |
---|---|
US (1) | US3926927A (it) |
JP (1) | JPS5174075A (it) |
CA (1) | CA1047699A (it) |
DE (1) | DE2552683A1 (it) |
GB (1) | GB1476616A (it) |
IL (1) | IL48511A (it) |
IT (1) | IT1049864B (it) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4184924A (en) * | 1974-08-19 | 1980-01-22 | Ethyl Corporation | Apparatus for steam stripping polyvinyl chloride resins |
DE2520591C3 (de) * | 1975-05-09 | 1980-11-06 | Hoechst Ag, 6000 Frankfurt | Verfahren und Vorrichtung zur kontinuierlichen Behandlung von wäßrigen Homo- und Copolymerisatdispersionen, deren Polymeranteil mindestens 50 Gew.-°/o polymerisier- |
DE2521401C3 (de) * | 1975-05-14 | 1985-07-18 | Chemische Werke Hüls AG, 4370 Marl | Verfahren zur kontinuierlichen Entfernung von monomeren Verunreinigungen aus wäßrigen Dispersionen von Homo- und Copolymerisaten des Vinylchlorids |
US4171427A (en) * | 1975-05-16 | 1979-10-16 | Hoechst Aktiengesellschaft | Process for continuously removing monomers from an aqueous dispersion of a polymer |
JPS5813563B2 (ja) * | 1976-04-03 | 1983-03-14 | 信越化学工業株式会社 | 塩化ビニルの水性分散液から未反応モノマ−を除去する方法およびその装置 |
JPS52147689A (en) * | 1976-06-02 | 1977-12-08 | Mitsui Toatsu Chem Inc | Continuous removal of unreacted vinyl chloride monometer |
NZ184661A (en) * | 1976-07-27 | 1979-08-31 | Ici Australia Ltd | Removing monomer from vinyl chloride polymers |
DE2640546C2 (de) * | 1976-09-09 | 1982-07-01 | Hoechst Ag, 6000 Frankfurt | Verfahren zur kontinuierlichen Entfernung von Vinylchlorid aus einer wässerigen Dispersion von Homo- und Copolymerisaten des Vinylchlorids |
NL7704984A (nl) * | 1977-05-06 | 1978-11-08 | Stamicarbon | Werkwijze voor het terugwinnen van pyrrolidon-2. |
JPS548693A (en) * | 1977-06-21 | 1979-01-23 | Chisso Corp | Removal of monomer from vinyl chloride resin slurry by steam treatment using improved plate column |
US4201628A (en) * | 1977-10-07 | 1980-05-06 | The Goodyear Tire & Rubber Company | Separation apparatus |
US4200734A (en) * | 1977-11-21 | 1980-04-29 | Diamond Shamrock Corporation | Process for polymerization of polyvinyl chloride and VCM monomer removal |
NL7713884A (nl) * | 1977-12-15 | 1979-06-19 | Stamicarbon | Werkwijze voor het verwijderen van niet-omge- zette monomeren uit een acrylonitril-bevattend copolymeer. |
DE2759097A1 (de) * | 1977-12-30 | 1979-07-12 | Norsk Hydro As | Verfahren zur entfernung von vinylchlorid aus polyvinylchloriddispersionen, sowie eine kolonne zur durchfuehrung des verfahrens |
US4228273A (en) * | 1978-09-05 | 1980-10-14 | Tenneco Chemicals, Inc. | Process for the removal of vinyl chloride from aqueous dispersions of vinyl chloride resins |
DE2918536A1 (de) * | 1979-05-08 | 1980-11-13 | Efremovskij Z Sintetitscheskog | Apparat zur entfernung des restloesungsmittels aus dem polymerschnitzel |
US4402916A (en) * | 1981-06-30 | 1983-09-06 | Marathon Oil Company | Dilution apparatus and method |
US4767498A (en) * | 1987-08-20 | 1988-08-30 | Kreisler Lawrence M | Method of reducing waste volume and an apparatus therefor |
NL9201854A (nl) * | 1992-10-26 | 1994-05-16 | Franciscus Petrus Maria Nooren | Werkwijze en inrichting voor het zuiveren van vloeibaar materiaal, in het bijzonder polysiloxaan alsmede toepassing van het gezuiverde vloeibare materiaal. |
US5874525A (en) * | 1997-01-24 | 1999-02-23 | Nova Chemicals Inc. | Devolatilizer tray array |
FR2805757B1 (fr) * | 2000-03-02 | 2002-05-31 | Solvay | Procede et installation pour extraire un monomere d'un brouet aqueux contenant un polymere |
US6830607B2 (en) * | 2001-06-15 | 2004-12-14 | Westlake Technology Corporation | Slurry tray and slurry tray assembly for use in fractionation towers |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2681306A (en) * | 1952-02-06 | 1954-06-15 | Du Pont | Purification of acrylonitrile by extractive distillation |
GB802148A (en) * | 1954-07-15 | 1958-10-01 | Dunlop Rubber Co | Process and apparatus for distillation |
US3151046A (en) * | 1959-05-22 | 1964-09-29 | Phillips Petroleum Co | Methylethylpyridine-methylvinylpyridine fractionation |
US3074786A (en) * | 1959-12-17 | 1963-01-22 | Shell Oil Co | Fluid mixer with rotating baffles and method of operating same |
NL129660C (it) * | 1964-08-24 | |||
FR1591693A (it) * | 1968-11-07 | 1970-05-04 | ||
DE1911179C3 (de) * | 1969-03-05 | 1979-06-07 | Bayer Ag, 5090 Leverkusen | Verfahren zum Reinigen von Polymerlosungen |
-
1974
- 1974-11-25 US US526665A patent/US3926927A/en not_active Expired - Lifetime
-
1975
- 1975-11-21 IL IL48511A patent/IL48511A/xx unknown
- 1975-11-22 JP JP50139780A patent/JPS5174075A/ja active Granted
- 1975-11-24 GB GB4817175A patent/GB1476616A/en not_active Expired
- 1975-11-24 IT IT29589/75A patent/IT1049864B/it active
- 1975-11-24 DE DE19752552683 patent/DE2552683A1/de not_active Withdrawn
- 1975-11-24 CA CA240,317A patent/CA1047699A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2552683A1 (de) | 1976-05-26 |
GB1476616A (en) | 1977-06-16 |
IL48511A (en) | 1978-09-29 |
JPS523673B2 (it) | 1977-01-29 |
IL48511A0 (en) | 1976-01-30 |
US3926927A (en) | 1975-12-16 |
JPS5174075A (en) | 1976-06-26 |
CA1047699A (en) | 1979-01-30 |
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