FR2289548A1 - PROCESS AND DEVICE FOR CLEANING POLYMERIZATION PRODUCTS IN THE FORM OF POWDER AND / OR PELLETS, TO REMOVE THE RESIDUAL MONOMERS THEREOF - Google Patents
PROCESS AND DEVICE FOR CLEANING POLYMERIZATION PRODUCTS IN THE FORM OF POWDER AND / OR PELLETS, TO REMOVE THE RESIDUAL MONOMERS THEREOFInfo
- Publication number
- FR2289548A1 FR2289548A1 FR7533539A FR7533539A FR2289548A1 FR 2289548 A1 FR2289548 A1 FR 2289548A1 FR 7533539 A FR7533539 A FR 7533539A FR 7533539 A FR7533539 A FR 7533539A FR 2289548 A1 FR2289548 A1 FR 2289548A1
- Authority
- FR
- France
- Prior art keywords
- pellets
- powder
- remove
- residual monomers
- polymerization products
- 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
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
- C08F6/26—Treatment of polymers prepared in bulk also solid polymers or polymer melts
- C08F6/28—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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742451988 DE2451988A1 (en) | 1974-11-02 | 1974-11-02 | PROCESS AND DEVICE FOR REDUCING THE RESIDUAL MONOMER CONTENT OF POWDER AND / OR GRANULATE POLYMERIZATION PRODUCTS |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2289548A1 true FR2289548A1 (en) | 1976-05-28 |
FR2289548B1 FR2289548B1 (en) | 1979-07-13 |
Family
ID=5929815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7533539A Granted FR2289548A1 (en) | 1974-11-02 | 1975-11-03 | PROCESS AND DEVICE FOR CLEANING POLYMERIZATION PRODUCTS IN THE FORM OF POWDER AND / OR PELLETS, TO REMOVE THE RESIDUAL MONOMERS THEREOF |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2451988A1 (en) |
FR (1) | FR2289548A1 (en) |
GB (1) | GB1507338A (en) |
IT (1) | IT1046057B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0006421A2 (en) * | 1978-06-29 | 1980-01-09 | Sumitomo Chemical Company, Limited | Method for drying polyolefins and apparatus therefor |
FR2460966A1 (en) * | 1979-07-02 | 1981-01-30 | Montedison Spa | PROCESS FOR REDUCING CATALYTIC RESIDUE CONTENT IN OLEFIN POLYMERS AND POLYOLEFIN POWDERS OBTAINED |
EP0626394A1 (en) * | 1993-05-25 | 1994-11-30 | Dsm N.V. | Process for purification of a polymer |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1547614A (en) * | 1975-09-15 | 1979-06-27 | Tenneco Chem | Removing residual monomer from vinyl chloryde polymers |
DE2632054C3 (en) * | 1976-07-16 | 1982-05-27 | Hoechst Ag, 6000 Frankfurt | Process for drying chlorinated polyethylene |
DE2845711C2 (en) * | 1978-10-20 | 1982-07-01 | Franz Josef Gattys Ingenieurbüro für Chem. Maschinen- und Apparatebau, 6000 Frankfurt | Process for removing residual vinyl chloride from polyvinyl chloride |
DE2908495A1 (en) * | 1979-03-05 | 1980-09-11 | Franz Josef Gattys Ingenieurbu | Vinyl chloride monomer removal from PVC - by circulating light-activated chlorine gas diluted with nitrogen |
DE2918536A1 (en) * | 1979-05-08 | 1980-11-13 | Efremovskij Z Sintetitscheskog | Removing residual solvent from polymer shreds - aq. suspension descends vertical column with injected steam carrying solvent upwards |
DE102006058255A1 (en) * | 2006-12-08 | 2008-06-12 | Bühler AG | Apparatus and method for the thermal treatment of bulk materials |
-
1974
- 1974-11-02 DE DE19742451988 patent/DE2451988A1/en active Pending
-
1975
- 1975-10-31 IT IT2894075A patent/IT1046057B/en active
- 1975-11-03 GB GB4569875A patent/GB1507338A/en not_active Expired
- 1975-11-03 FR FR7533539A patent/FR2289548A1/en active Granted
Non-Patent Citations (1)
Title |
---|
NEANT * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0006421A2 (en) * | 1978-06-29 | 1980-01-09 | Sumitomo Chemical Company, Limited | Method for drying polyolefins and apparatus therefor |
EP0006421A3 (en) * | 1978-06-29 | 1980-01-23 | Sumitomo Chemical Company, Limited | Method for drying polyolefins and apparatus therefor |
FR2460966A1 (en) * | 1979-07-02 | 1981-01-30 | Montedison Spa | PROCESS FOR REDUCING CATALYTIC RESIDUE CONTENT IN OLEFIN POLYMERS AND POLYOLEFIN POWDERS OBTAINED |
EP0626394A1 (en) * | 1993-05-25 | 1994-11-30 | Dsm N.V. | Process for purification of a polymer |
BE1007082A3 (en) * | 1993-05-25 | 1995-03-07 | Dsm Nv | Process for the purification of a polymer. |
Also Published As
Publication number | Publication date |
---|---|
GB1507338A (en) | 1978-04-12 |
IT1046057B (en) | 1980-06-30 |
DE2451988A1 (en) | 1976-05-06 |
FR2289548B1 (en) | 1979-07-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |