DE2733679A1 - Verfahren zur entfernung von vinylchlorid-monomeren aus vinylchloridpolymeren - Google Patents
Verfahren zur entfernung von vinylchlorid-monomeren aus vinylchloridpolymerenInfo
- Publication number
- DE2733679A1 DE2733679A1 DE19772733679 DE2733679A DE2733679A1 DE 2733679 A1 DE2733679 A1 DE 2733679A1 DE 19772733679 DE19772733679 DE 19772733679 DE 2733679 A DE2733679 A DE 2733679A DE 2733679 A1 DE2733679 A1 DE 2733679A1
- Authority
- DE
- Germany
- Prior art keywords
- column
- slurry
- polymer
- pvc
- particles
- 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.)
- Withdrawn
Links
- 229920000642 polymer Polymers 0.000 title claims description 87
- 238000000034 method Methods 0.000 title claims description 78
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 title claims description 74
- 239000000178 monomer Substances 0.000 title claims description 13
- 239000004800 polyvinyl chloride Substances 0.000 claims description 76
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 75
- 239000002002 slurry Substances 0.000 claims description 70
- 239000002245 particle Substances 0.000 claims description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 44
- 239000007788 liquid Substances 0.000 claims description 16
- 229920001519 homopolymer Polymers 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 238000010557 suspension polymerization reaction Methods 0.000 claims description 9
- 238000011068 loading method Methods 0.000 claims description 8
- 238000009826 distribution Methods 0.000 description 25
- 238000005979 thermal decomposition reaction Methods 0.000 description 10
- 239000000203 mixture Substances 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000000704 physical effect Effects 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 238000006731 degradation reaction Methods 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 238000012662 bulk polymerization Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000012674 dispersion polymerization Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000007720 emulsion polymerization reaction Methods 0.000 description 2
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 2
- 238000012685 gas phase polymerization Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 231100000206 health hazard Toxicity 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011164 primary particle Substances 0.000 description 2
- 238000013112 stability test Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- INLLPKCGLOXCIV-UHFFFAOYSA-N bromoethene Chemical compound BrC=C INLLPKCGLOXCIV-UHFFFAOYSA-N 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 102220323254 rs150140303 Human genes 0.000 description 1
- 238000005029 sieve analysis Methods 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000011269 tar Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- 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
- B01D3/38—Steam 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
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/16—Fractionating columns in which vapour bubbles through liquid
- B01D3/22—Fractionating columns in which vapour bubbles through liquid with horizontal sieve plates or grids; Construction of sieve plates or grids
-
- 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
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/16—Fractionating columns in which vapour bubbles through liquid
- B01D3/22—Fractionating columns in which vapour bubbles through liquid with horizontal sieve plates or grids; Construction of sieve plates or grids
- B01D3/225—Dual-flow sieve trays
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AUPC678276 | 1976-07-27 | ||
| AUPC707576 | 1976-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2733679A1 true DE2733679A1 (de) | 1978-02-02 |
Family
ID=25642135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772733679 Withdrawn DE2733679A1 (de) | 1976-07-27 | 1977-07-26 | Verfahren zur entfernung von vinylchlorid-monomeren aus vinylchloridpolymeren |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5334888A (enrdf_load_stackoverflow) |
| DE (1) | DE2733679A1 (enrdf_load_stackoverflow) |
| ES (1) | ES461073A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2359848B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1580225A (enrdf_load_stackoverflow) |
| IT (1) | IT1143747B (enrdf_load_stackoverflow) |
| NL (1) | NL7708168A (enrdf_load_stackoverflow) |
| NZ (1) | NZ184661A (enrdf_load_stackoverflow) |
| SE (1) | SE438861B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2934204A1 (de) * | 1978-09-05 | 1980-03-06 | Tenneco Chem | Verfahren zur entfernung von vinylchlorid aus waessrigen dispersionen von vinylchloridharzen |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5246813U (enrdf_load_stackoverflow) * | 1976-09-21 | 1977-04-02 | ||
| DE2927787A1 (de) * | 1979-07-10 | 1981-01-22 | Huels Chemische Werke Ag | Kolonne mit schraegloch-boeden |
| JPS5622305A (en) * | 1979-08-01 | 1981-03-02 | Chisso Corp | Monomer removal from vinyl chloride resin slurry by steaming and apparatus therefor |
| JPS63317306A (ja) * | 1987-06-19 | 1988-12-26 | Chisso Corp | 残留塩化ビニルモノマ−の少ない低重合度塩化ビニル重合体粉末及びその製造方法 |
| EP1641836A1 (en) * | 2003-07-03 | 2006-04-05 | Vinnolit GmbH & Co. KG | Plate column for the separation of monomeric vinyl chloride (vcm) from polyvinyl chloride (pvc) in the suspension process |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2713478A (en) * | 1952-10-03 | 1955-07-19 | Edw G Ragatz Co | Apparatus for counter-current contacting of liquids and vapors |
| GB802148A (en) * | 1954-07-15 | 1958-10-01 | Dunlop Rubber Co | Process and apparatus for distillation |
| BE608707A (fr) * | 1960-10-01 | 1962-03-29 | Basf Ag | Procédé et dispositif pour la polymérisation continue de composés polymérisables à liaisons éthyléniques |
| US3926927A (en) * | 1974-11-25 | 1975-12-16 | Monsanto Co | Stripping monomers from a slurry of copolymerized acrylonitrile |
| DE2521780C2 (de) * | 1975-05-16 | 1982-10-21 | Hoechst Ag, 6000 Frankfurt | Verfahren zur kontinuierlichen Entfernung von Monomeren aus einer wäßrigen Dispersion eines Polymeren |
| 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 |
-
1977
- 1977-07-18 NZ NZ18466177A patent/NZ184661A/xx unknown
- 1977-07-22 NL NL7708168A patent/NL7708168A/xx unknown
- 1977-07-26 GB GB3129777A patent/GB1580225A/en not_active Expired
- 1977-07-26 FR FR7722981A patent/FR2359848B1/fr not_active Expired
- 1977-07-26 SE SE7708564A patent/SE438861B/xx not_active IP Right Cessation
- 1977-07-26 DE DE19772733679 patent/DE2733679A1/de not_active Withdrawn
- 1977-07-26 IT IT2614477A patent/IT1143747B/it active
- 1977-07-27 ES ES461073A patent/ES461073A1/es not_active Expired
- 1977-07-27 JP JP8938377A patent/JPS5334888A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2934204A1 (de) * | 1978-09-05 | 1980-03-06 | Tenneco Chem | Verfahren zur entfernung von vinylchlorid aus waessrigen dispersionen von vinylchloridharzen |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2359848A1 (enrdf_load_stackoverflow) | 1978-02-24 |
| SE7708564L (sv) | 1978-01-28 |
| SE438861B (sv) | 1985-05-13 |
| NL7708168A (nl) | 1978-01-31 |
| ES461073A1 (es) | 1978-12-01 |
| IT1143747B (it) | 1986-10-22 |
| GB1580225A (en) | 1980-11-26 |
| FR2359848B1 (fr) | 1982-08-06 |
| NZ184661A (en) | 1979-08-31 |
| JPS5334888A (en) | 1978-03-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8141 | Disposal/no request for examination |