DE2017277A1 - Polystyrene prepn - Google Patents
Polystyrene prepnInfo
- Publication number
- DE2017277A1 DE2017277A1 DE19702017277 DE2017277A DE2017277A1 DE 2017277 A1 DE2017277 A1 DE 2017277A1 DE 19702017277 DE19702017277 DE 19702017277 DE 2017277 A DE2017277 A DE 2017277A DE 2017277 A1 DE2017277 A1 DE 2017277A1
- Authority
- DE
- Germany
- Prior art keywords
- polystyrene
- styrene
- mixture
- polymerization
- content
- 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.)
- Pending
Links
- 239000004793 Polystyrene Substances 0.000 title claims abstract description 114
- 229920002223 polystyrene Polymers 0.000 title claims abstract description 113
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 108
- 239000000203 mixture Substances 0.000 claims abstract description 30
- 229920001971 elastomer Polymers 0.000 claims abstract description 29
- 239000005060 rubber Substances 0.000 claims abstract description 23
- 239000005062 Polybutadiene Substances 0.000 claims abstract description 19
- 229920002857 polybutadiene Polymers 0.000 claims abstract description 19
- 229920000642 polymer Polymers 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 68
- 238000006116 polymerization reaction Methods 0.000 claims description 57
- 230000008569 process Effects 0.000 claims description 36
- 150000001875 compounds Chemical class 0.000 claims description 33
- 239000011159 matrix material Substances 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 claims description 20
- 238000001556 precipitation Methods 0.000 claims description 20
- 238000001704 evaporation Methods 0.000 claims description 7
- 230000008020 evaporation Effects 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 4
- 238000013019 agitation Methods 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 239000000725 suspension Substances 0.000 abstract description 5
- 230000035939 shock Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 25
- 239000000047 product Substances 0.000 description 16
- 229920005669 high impact polystyrene Polymers 0.000 description 11
- 239000004797 high-impact polystyrene Substances 0.000 description 11
- 239000011324 bead Substances 0.000 description 10
- 239000007795 chemical reaction product Substances 0.000 description 10
- 238000009826 distribution Methods 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000000806 elastomer Substances 0.000 description 5
- 239000003607 modifier Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000007796 conventional method Methods 0.000 description 4
- 239000012467 final product Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 239000007900 aqueous suspension Substances 0.000 description 3
- 238000004587 chromatography analysis Methods 0.000 description 3
- 238000010924 continuous production Methods 0.000 description 3
- 238000012817 gel-diffusion technique Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 230000000379 polymerizing effect Effects 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 239000002174 Styrene-butadiene Substances 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000011115 styrene butadiene Substances 0.000 description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- WZZBNLYBHUDSHF-DHLKQENFSA-N 1-[(3s,4s)-4-[8-(2-chloro-4-pyrimidin-2-yloxyphenyl)-7-fluoro-2-methylimidazo[4,5-c]quinolin-1-yl]-3-fluoropiperidin-1-yl]-2-hydroxyethanone Chemical compound CC1=NC2=CN=C3C=C(F)C(C=4C(=CC(OC=5N=CC=CN=5)=CC=4)Cl)=CC3=C2N1[C@H]1CCN(C(=O)CO)C[C@@H]1F WZZBNLYBHUDSHF-DHLKQENFSA-N 0.000 description 1
- 239000004610 Internal Lubricant Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000007499 fusion processing Methods 0.000 description 1
- 238000005227 gel permeation chromatography Methods 0.000 description 1
- 229920000578 graft copolymer Polymers 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 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
- C08F291/00—Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds according to more than one of the groups C08F251/00 - C08F289/00
- C08F291/02—Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds according to more than one of the groups C08F251/00 - C08F289/00 on to elastomers
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Graft Or Block Polymers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US81543969A | 1969-04-11 | 1969-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2017277A1 true DE2017277A1 (en) | 1970-10-15 |
Family
ID=25217787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702017277 Pending DE2017277A1 (en) | 1969-04-11 | 1970-04-10 | Polystyrene prepn |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE748826A (fr) |
| DE (1) | DE2017277A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0015751A3 (en) * | 1979-03-07 | 1980-11-26 | Monsanto Company | Process for the continuous production of polyblends derived from an alkenyl aromatic monomer and a diene rubber |
-
1970
- 1970-04-10 BE BE748826D patent/BE748826A/fr unknown
- 1970-04-10 DE DE19702017277 patent/DE2017277A1/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0015751A3 (en) * | 1979-03-07 | 1980-11-26 | Monsanto Company | Process for the continuous production of polyblends derived from an alkenyl aromatic monomer and a diene rubber |
Also Published As
| Publication number | Publication date |
|---|---|
| BE748826A (fr) | 1970-10-12 |
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