FR2457877A1 - Procede pour l'extraction de chlorure de vinyle monomere (cvm) de latex de chlorure de polyvinyle (pvc) - Google Patents
Procede pour l'extraction de chlorure de vinyle monomere (cvm) de latex de chlorure de polyvinyle (pvc)Info
- Publication number
- FR2457877A1 FR2457877A1 FR8011676A FR8011676A FR2457877A1 FR 2457877 A1 FR2457877 A1 FR 2457877A1 FR 8011676 A FR8011676 A FR 8011676A FR 8011676 A FR8011676 A FR 8011676A FR 2457877 A1 FR2457877 A1 FR 2457877A1
- Authority
- FR
- France
- Prior art keywords
- latex
- extraction
- cvm
- pvc
- polyvinyl chloride
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004816 latex Substances 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 4
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 title abstract 3
- 229920000915 polyvinyl chloride Polymers 0.000 title abstract 3
- 239000004800 polyvinyl chloride Substances 0.000 title abstract 3
- 238000000605 extraction Methods 0.000 title abstract 2
- 238000009434 installation Methods 0.000 abstract 1
- 239000000178 monomer Substances 0.000 abstract 1
- 239000010409 thin film Substances 0.000 abstract 1
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
- C08F6/14—Treatment of polymer emulsions
- C08F6/16—Purification
Landscapes
- Chemical & Material Sciences (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)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
LA PRESENTE INVENTION A POUR OBJET UN PROCEDE POUR L'EXTRACTION DE CHLORURE DE VINYLE MONOMERE DE LATEX DE CHLORURE DE POLYVINYLE. ELLE EST CARACTERISEE EN CE QUE CE PROCEDE CONSISTE A FAIRE PASSER LE LATEX EN CONTINU SUR UNE SURFACE D'ECHANGE THERMIQUE, CE LATEX SE TROUVANT SOUS LA FORME D'UNE MINCE PELLICULE AYANT UNE EPAISSEUR DE L'ORDRE DE 0,5 A 1,2MM, ET SA TEMPERATURE ETANT COMPRISE ENTRE 40 ET 70C, SOUS UNE PRESSION DE L'ORDRE DE 45 A 210MN DE MERCURE. ELLE SE RAPPORTE A UNE INSTALLATION POUR LA MISE EN OEUVRE DE CE PROCEDE.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT23036/79A IT1121511B (it) | 1979-05-28 | 1979-05-28 | Procedimento per l'estrazione del cloruro di vinile monomero dai lattici di cloruro di polivinile ed apparecchiatura per la sua realizzazione |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2457877A1 true FR2457877A1 (fr) | 1980-12-26 |
FR2457877B1 FR2457877B1 (fr) | 1985-06-07 |
Family
ID=11203126
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8011676A Expired FR2457877B1 (fr) | 1979-05-28 | 1980-05-27 | Procede pour l'extraction de chlorure de vinyle monomere (cvm) de latex de chlorure de polyvinyle (pvc) |
Country Status (9)
Country | Link |
---|---|
US (1) | US4315843A (fr) |
JP (1) | JPS55157609A (fr) |
DE (1) | DE3020237A1 (fr) |
FR (1) | FR2457877B1 (fr) |
GB (1) | GB2052524B (fr) |
IN (1) | IN153311B (fr) |
IT (1) | IT1121511B (fr) |
NL (1) | NL190017C (fr) |
ZA (1) | ZA803142B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES266791Y (es) * | 1982-08-03 | 1986-06-16 | Dispositivo de palanca para rodillos de maquinas recreativas de salon. | |
US4952672A (en) * | 1988-08-11 | 1990-08-28 | The Dow Chemical Company | Method for the devolatilization of thermoplastic materials |
BE1005888A3 (fr) * | 1992-01-13 | 1994-03-01 | Solvay | Procede continu pour eliminer le ou les monomeres residuels d'un latex aqueux d'un polymere synthetique et dispositif pour sa realisation. |
DE4210208A1 (de) * | 1992-03-28 | 1993-09-30 | Hoechst Ag | Verfahren zur Verminderung des Restmonomerengehaltes in wäßrigen Kunststoffdispersionen auf Polyvinylesterbasis |
EP0982325B2 (fr) * | 1997-04-25 | 2009-03-11 | Asahi Kasei Kabushiki Kaisha | Latex de chlorure de polyvinylidene et son procede de production |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2283154A1 (fr) * | 1974-08-29 | 1976-03-26 | Huels Chemische Werke Ag | Procede et appareil pour l'elimination de monomeres gazeux contenus dans des dispersions aqueuses de chlorure de polyvinyle |
US4130527A (en) * | 1977-12-29 | 1978-12-19 | Stauffer Chemical Company | Method of treating a polymer latex to remove unreacted monomer by treatment in a column |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3371059A (en) * | 1963-02-21 | 1968-02-27 | Teknika Inc | Monomer stripping |
DE2420471B2 (de) * | 1974-04-27 | 1979-01-25 | Bayer Ag, 5090 Leverkusen | Verfahren zur Abtrennung und Rückgewinnung von Restmonomeren aus wäßrigen Dispersionen von Acrylnitrilpolymerisaten |
DE2435704B2 (de) * | 1974-07-25 | 1979-09-27 | Hoechst Ag, 6000 Frankfurt | Verfahren und Vorrichtung zur kontinuierlichen Entfernung von Restgehalten an Monomeren aus wäßrigen Dispersionen von Polymerisaten des Vinylchlorids |
US4158092A (en) * | 1974-07-25 | 1979-06-12 | Hoechst Aktiengesellschaft | Process for the manufacture of vinyl chloride polymer dispersions with a low monomer content |
DE2440957B2 (de) * | 1974-08-27 | 1977-07-14 | Chemische Werke Hüls AG, 4370 Mari | Kontinuierliches verfahren zur entfernung von monomeren verunreinigungen aus waessrigen dispersionen von homo- und copolymerisaten des vinylchlorids |
JPS5298078A (en) * | 1976-02-12 | 1977-08-17 | Sumitomo Chem Co Ltd | Elimination of vinyl chloride monomer remaining in vinyl chloride poly mer latexes |
JPS546269A (en) * | 1977-06-16 | 1979-01-18 | Kobe Steel Ltd | Method of inverting planar article |
US4151141A (en) * | 1977-11-16 | 1979-04-24 | The Dow Chemical Company | Process for continuously removing volatile organic material from aqueous dispersions of synthetic polymers |
-
1979
- 1979-05-28 IT IT23036/79A patent/IT1121511B/it active
-
1980
- 1980-05-23 NL NLAANVRAGE8003002,A patent/NL190017C/xx not_active IP Right Cessation
- 1980-05-26 JP JP6908480A patent/JPS55157609A/ja active Granted
- 1980-05-26 ZA ZA00803142A patent/ZA803142B/xx unknown
- 1980-05-27 FR FR8011676A patent/FR2457877B1/fr not_active Expired
- 1980-05-27 US US06/153,605 patent/US4315843A/en not_active Expired - Lifetime
- 1980-05-27 GB GB8017289A patent/GB2052524B/en not_active Expired
- 1980-05-28 DE DE19803020237 patent/DE3020237A1/de active Granted
- 1980-05-28 IN IN628/CAL/80A patent/IN153311B/en unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2283154A1 (fr) * | 1974-08-29 | 1976-03-26 | Huels Chemische Werke Ag | Procede et appareil pour l'elimination de monomeres gazeux contenus dans des dispersions aqueuses de chlorure de polyvinyle |
US4130527A (en) * | 1977-12-29 | 1978-12-19 | Stauffer Chemical Company | Method of treating a polymer latex to remove unreacted monomer by treatment in a column |
Also Published As
Publication number | Publication date |
---|---|
GB2052524B (en) | 1983-02-09 |
NL190017B (nl) | 1993-05-03 |
JPS6243445B2 (fr) | 1987-09-14 |
ZA803142B (en) | 1981-05-27 |
FR2457877B1 (fr) | 1985-06-07 |
DE3020237A1 (de) | 1980-12-11 |
IT7923036A0 (it) | 1979-05-28 |
NL8003002A (nl) | 1980-12-02 |
IN153311B (fr) | 1984-06-30 |
JPS55157609A (en) | 1980-12-08 |
IT1121511B (it) | 1986-04-02 |
GB2052524A (en) | 1981-01-28 |
DE3020237C2 (fr) | 1992-01-02 |
US4315843A (en) | 1982-02-16 |
NL190017C (nl) | 1993-10-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
TP | Transmission of property | ||
TP | Transmission of property | ||
TP | Transmission of property | ||
TP | Transmission of property |