GB1499762A - Process for reducing the content of vinyl chloride monomer in suspension polymers of vinyl chloride - Google Patents
Process for reducing the content of vinyl chloride monomer in suspension polymers of vinyl chlorideInfo
- Publication number
- GB1499762A GB1499762A GB19767/75A GB1976775A GB1499762A GB 1499762 A GB1499762 A GB 1499762A GB 19767/75 A GB19767/75 A GB 19767/75A GB 1976775 A GB1976775 A GB 1976775A GB 1499762 A GB1499762 A GB 1499762A
- Authority
- GB
- United Kingdom
- Prior art keywords
- vinyl chloride
- polymer
- steam
- treatment
- monomer
- 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.)
- Expired
Links
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 title abstract 9
- 229920000642 polymer Polymers 0.000 title abstract 8
- 239000000178 monomer Substances 0.000 title abstract 5
- 239000000725 suspension Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 4
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 230000018044 dehydration Effects 0.000 abstract 1
- 238000006297 dehydration reaction Methods 0.000 abstract 1
- 239000005038 ethylene vinyl acetate Substances 0.000 abstract 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 abstract 1
- 229920000915 polyvinyl chloride Polymers 0.000 abstract 1
- 239000004800 polyvinyl chloride Substances 0.000 abstract 1
- 238000010025 steaming Methods 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
- C08F6/001—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)
- 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 (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742430901 DE2430901B2 (de) | 1974-06-27 | 1974-06-27 | Verfahren zur Verringerung des Gehaltes an monomerem Vinylchlorid in Polymerisaten des Vinylchlorids |
| DE19742441289 DE2441289B2 (de) | 1974-08-29 | 1974-08-29 | Verfahren zur Verringerung des Gehaltes an monomeren Vinylchlorid in Polymerisaten des Vinylchlorids |
| DE19742441290 DE2441290B2 (de) | 1974-08-29 | 1974-08-29 | Verfahren zur Verringerung des Gehaltes an monomeren! Vinylchlorid in Polymerisaten des Vinylchlorid» |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1499762A true GB1499762A (en) | 1978-02-01 |
Family
ID=27185985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB19767/75A Expired GB1499762A (en) | 1974-06-27 | 1975-05-12 | Process for reducing the content of vinyl chloride monomer in suspension polymers of vinyl chloride |
Country Status (10)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5126807A (en) * | 1974-08-07 | 1976-03-05 | Shinetsu Chemical Co | Jugobutsukarano monomaakaishuhoho |
| JPS5283404A (en) * | 1975-12-29 | 1977-07-12 | Mitsubishi Monsanto Chem Co | Elimination of monomers |
| JPS59223962A (ja) * | 1983-06-01 | 1984-12-15 | Victor Co Of Japan Ltd | 高密度情報信号記録媒体 |
-
1975
- 1975-04-30 ES ES437224A patent/ES437224A1/es not_active Expired
- 1975-05-12 GB GB19767/75A patent/GB1499762A/en not_active Expired
- 1975-06-11 FR FR7518211A patent/FR2276322A1/fr not_active Withdrawn
- 1975-06-13 AT AT454475A patent/AT336275B/de active
- 1975-06-23 NO NO752238A patent/NO752238L/no unknown
- 1975-06-23 FI FI751858A patent/FI751858A7/fi not_active Application Discontinuation
- 1975-06-24 CH CH821475A patent/CH602801A5/xx not_active IP Right Cessation
- 1975-06-24 JP JP50078468A patent/JPS5118783A/ja active Pending
- 1975-06-26 BR BR5152/75D patent/BR7504007A/pt unknown
- 1975-06-26 NL NL7507625A patent/NL7507625A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| AT336275B (de) | 1977-04-25 |
| ATA454475A (de) | 1976-08-15 |
| FR2276322A1 (fr) | 1976-01-23 |
| CH602801A5 (enrdf_load_stackoverflow) | 1978-08-15 |
| NL7507625A (nl) | 1975-12-30 |
| FI751858A7 (enrdf_load_stackoverflow) | 1975-12-28 |
| JPS5118783A (enrdf_load_stackoverflow) | 1976-02-14 |
| BR7504007A (pt) | 1976-07-06 |
| NO752238L (enrdf_load_stackoverflow) | 1975-12-30 |
| ES437224A1 (es) | 1977-01-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| 729S | Offer to surrender (sect. 29/1977) | ||
| 729A | Offer accepted by the comptroller (sect. 29/1977) |