AT341772B - Verfahren und vorrichtung zur herstellung von polymerisat-dispersionen mit niedrigem monomerengehalt - Google Patents
Verfahren und vorrichtung zur herstellung von polymerisat-dispersionen mit niedrigem monomerengehaltInfo
- Publication number
- AT341772B AT341772B AT572175A AT572175A AT341772B AT 341772 B AT341772 B AT 341772B AT 572175 A AT572175 A AT 572175A AT 572175 A AT572175 A AT 572175A AT 341772 B AT341772 B AT 341772B
- Authority
- AT
- Austria
- Prior art keywords
- polymerisat
- dispersions
- producing
- monomer content
- low monomer
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/16—Evaporating by spraying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/06—Flash distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/343—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances the substance being a gas
- B01D3/346—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances the substance being a gas the gas being used for removing vapours, e.g. transport gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
- B01J10/02—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor of the thin-film type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/1868—Stationary reactors having moving elements inside resulting in a loop-type movement
- B01J19/1881—Stationary reactors having moving elements inside resulting in a loop-type movement externally, i.e. the mixture leaving the vessel and subsequently re-entering it
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00094—Jackets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00103—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor in a heat exchanger separate from the reactor
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2435704A DE2435704B2 (de) | 1974-07-25 | 1974-07-25 | Verfahren und Vorrichtung zur kontinuierlichen Entfernung von Restgehalten an Monomeren aus wäßrigen Dispersionen von Polymerisaten des Vinylchlorids |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA572175A ATA572175A (de) | 1977-06-15 |
AT341772B true AT341772B (de) | 1978-02-27 |
Family
ID=5921434
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT572175A AT341772B (de) | 1974-07-25 | 1975-07-24 | Verfahren und vorrichtung zur herstellung von polymerisat-dispersionen mit niedrigem monomerengehalt |
Country Status (15)
Country | Link |
---|---|
JP (1) | JPS5137175A (de) |
AT (1) | AT341772B (de) |
BE (1) | BE831744A (de) |
CA (1) | CA1081880A (de) |
CH (1) | CH614962A5 (de) |
DE (1) | DE2435704B2 (de) |
ES (1) | ES439556A1 (de) |
FR (1) | FR2279766A1 (de) |
GB (1) | GB1508813A (de) |
HU (1) | HU175479B (de) |
IT (1) | IT1040006B (de) |
NL (1) | NL168848C (de) |
SE (1) | SE420734B (de) |
YU (2) | YU39029B (de) |
ZA (1) | ZA754769B (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3020237A1 (de) * | 1979-05-28 | 1980-12-11 | Montedison Spa | Verfahren zum extrahieren von vinylchloridmonomer aus polyvinylchloridlatices und vorrichtung zu dessen durchfuehrung |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7607736A (nl) * | 1974-07-25 | 1977-01-20 | Hoechst Ag | Werkwijze en inrichting voor het bereiden van polymeerdispersies met een laag monomeerge- halte. |
JPS5128890A (ja) * | 1974-09-04 | 1976-03-11 | Mitsui Toatsu Chemicals | Mihannoenkabinirumonomaa no jokyohoho |
JPS5147075A (en) * | 1974-10-19 | 1976-04-22 | Shinetsu Chemical Co | Jugoshuryogono mihannotanryotaijokyohoho |
JPS51127187A (en) * | 1975-04-26 | 1976-11-05 | Kureha Chem Ind Co Ltd | A process and an apparatus for recovering monomers |
JPS52147689A (en) * | 1976-06-02 | 1977-12-08 | Mitsui Toatsu Chem Inc | Continuous removal of unreacted vinyl chloride monometer |
DE2701147C2 (de) * | 1977-01-13 | 1987-01-02 | Wacker-Chemie GmbH, 8000 München | Verfahren zur Herstellung von Vinylchlorid-Copolymerisaten mit niedrigem Restmonomergehalt |
DE2832972A1 (de) * | 1978-07-27 | 1980-02-07 | Wacker Chemie Gmbh | Verfahren zur druck- und restentgasung eines pvc-wasser-gemisches im polymerisationsautoklaven bei hoechstmoeglichem abscheidegrad des uebertriebs in einem nachgeschalteten abscheider und rueckfuehrung des uebertriebs zur restentgasung in den polymerisationsautoklaven |
GB2247415A (en) * | 1990-08-29 | 1992-03-04 | Shell Int Research | Discharge device for reducing foam |
DE19517680C2 (de) * | 1995-05-13 | 1997-06-12 | Buna Sow Leuna Olefinverb Gmbh | Verfahren zur Reduzierung der Schaumentwicklung |
NZ511502A (en) * | 2001-05-04 | 2002-03-01 | Wen Sen Shih | Two-chamber water distillation apparatus |
DE102011119373A1 (de) | 2011-11-25 | 2013-05-29 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren zur Herstellung von synthetischem Quarzglas |
DE102011119341A1 (de) | 2011-11-25 | 2013-05-29 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren zur Herstellung von synthetischem Quarzglas nach der Sootmethode |
DE102011119339A1 (de) | 2011-11-25 | 2013-05-29 | Heraeus Quarzglas Gmbh & Co. Kg | Zerstäubungsverfahren zur Herstellung von synthetischem Quarzglas |
DE102011119374A1 (de) | 2011-11-25 | 2013-05-29 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren zur Herstellung von synthetischem Quarzglas |
DE102013209673B3 (de) * | 2013-05-24 | 2014-05-22 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren und Verdampfer zur Herstellung von synthetischem Quarzglas |
DE102014115077A1 (de) * | 2014-10-16 | 2016-04-21 | Rvt Process Equipment Gmbh | Flüssigkeitsverteiler einer verfahrenstechnischen Kolonne |
US11891470B2 (en) | 2019-05-31 | 2024-02-06 | Resonac Corporation | Method for producing chloroprene-based-polymer latex |
WO2020241252A1 (ja) * | 2019-05-31 | 2020-12-03 | 昭和電工株式会社 | 精製クロロプレン系重合体ラテックスの製造方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1799467A (en) * | 1927-03-07 | 1931-04-07 | Thomas B Jarvies | Vapor-heating system |
NL79746C (de) * | 1953-11-06 | |||
GB1090976A (en) * | 1964-02-12 | 1967-11-15 | Dunlop Rubber Co | Improvements in or relating to volatilization of residual liquid monomers |
DE1495177A1 (de) * | 1964-05-05 | 1969-03-13 | Basf Ag | Verfahren und Vorrichtung zum kontinuierlichen Entfernen fluechtiger Anteile aus Polyamiden |
BE709965A (de) * | 1967-01-27 | 1968-05-30 | ||
JPS546269B1 (de) * | 1970-12-18 | 1979-03-27 | ||
DE2130616A1 (de) * | 1971-06-21 | 1972-12-28 | Franz Froitzheim | Verfahren zum Verdampfen von Fluessigkeiten |
DE2259740C3 (de) * | 1972-12-04 | 1981-10-08 | Siemens AG, 1000 Berlin und 8000 München | Vorrichtung zum Entgasen von Flüssigkeiten |
-
1974
- 1974-07-25 DE DE2435704A patent/DE2435704B2/de active Granted
-
1975
- 1975-07-17 ES ES439556A patent/ES439556A1/es not_active Expired
- 1975-07-18 NL NLAANVRAGE7508630,A patent/NL168848C/xx not_active IP Right Cessation
- 1975-07-21 SE SE7508274A patent/SE420734B/xx not_active Application Discontinuation
- 1975-07-22 CH CH959375A patent/CH614962A5/xx not_active IP Right Cessation
- 1975-07-23 GB GB30782/75A patent/GB1508813A/en not_active Expired
- 1975-07-23 IT IT25691/75A patent/IT1040006B/it active
- 1975-07-24 CA CA232,194A patent/CA1081880A/en not_active Expired
- 1975-07-24 YU YU01888/75A patent/YU39029B/xx unknown
- 1975-07-24 FR FR7523097A patent/FR2279766A1/fr active Granted
- 1975-07-24 ZA ZA00754769A patent/ZA754769B/xx unknown
- 1975-07-24 AT AT572175A patent/AT341772B/de not_active IP Right Cessation
- 1975-07-24 JP JP50089699A patent/JPS5137175A/ja active Pending
- 1975-07-25 HU HU75HO1822A patent/HU175479B/hu unknown
- 1975-07-25 BE BE158619A patent/BE831744A/xx not_active IP Right Cessation
-
1981
- 1981-07-10 YU YU1719/81A patent/YU41460B/xx unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3020237A1 (de) * | 1979-05-28 | 1980-12-11 | Montedison Spa | Verfahren zum extrahieren von vinylchloridmonomer aus polyvinylchloridlatices und vorrichtung zu dessen durchfuehrung |
Also Published As
Publication number | Publication date |
---|---|
YU41460B (en) | 1987-06-30 |
IT1040006B (it) | 1979-12-20 |
BE831744A (fr) | 1976-01-26 |
SE7508274L (sv) | 1976-01-26 |
YU171981A (en) | 1983-09-30 |
CH614962A5 (en) | 1979-12-28 |
FR2279766B1 (de) | 1980-07-25 |
GB1508813A (en) | 1978-04-26 |
YU39029B (en) | 1984-02-29 |
ES439556A1 (es) | 1977-02-16 |
FR2279766A1 (fr) | 1976-02-20 |
NL168848B (nl) | 1981-12-16 |
JPS5137175A (de) | 1976-03-29 |
NL7508630A (nl) | 1976-01-27 |
CA1081880A (en) | 1980-07-15 |
HU175479B (hu) | 1980-08-28 |
DE2435704B2 (de) | 1979-09-27 |
NL168848C (nl) | 1984-05-16 |
ATA572175A (de) | 1977-06-15 |
DE2435704C3 (de) | 1987-06-19 |
DE2435704A1 (de) | 1976-02-05 |
ZA754769B (en) | 1976-08-25 |
YU188875A (en) | 1982-05-31 |
SE420734B (sv) | 1981-10-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |