DE1816350A1 - Verdampfungsverfahren - Google Patents
VerdampfungsverfahrenInfo
- Publication number
- DE1816350A1 DE1816350A1 DE19681816350 DE1816350A DE1816350A1 DE 1816350 A1 DE1816350 A1 DE 1816350A1 DE 19681816350 DE19681816350 DE 19681816350 DE 1816350 A DE1816350 A DE 1816350A DE 1816350 A1 DE1816350 A1 DE 1816350A1
- Authority
- DE
- Germany
- Prior art keywords
- solution
- evaporation
- agent
- polymer
- zone
- 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
- 229920000642 polymer Polymers 0.000 title claims abstract description 26
- 239000003039 volatile agent Substances 0.000 title abstract description 3
- 238000000034 method Methods 0.000 claims abstract description 24
- 239000004088 foaming agent Substances 0.000 claims abstract description 9
- 238000001704 evaporation Methods 0.000 claims description 29
- 230000008020 evaporation Effects 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000006260 foam Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000013043 chemical agent Substances 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 claims 2
- 239000007787 solid Substances 0.000 abstract description 11
- 239000004793 Polystyrene Substances 0.000 abstract description 8
- 229920002223 polystyrene Polymers 0.000 abstract description 8
- -1 polyethylene Polymers 0.000 abstract description 5
- 239000004698 Polyethylene Substances 0.000 abstract description 3
- 239000000178 monomer Substances 0.000 abstract description 3
- 229920000573 polyethylene Polymers 0.000 abstract description 3
- 239000004743 Polypropylene Substances 0.000 abstract description 2
- 229920001155 polypropylene Polymers 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract 2
- 239000002904 solvent Substances 0.000 description 10
- 239000000047 product Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000005187 foaming Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 4
- 229920006242 ethylene acrylic acid copolymer Polymers 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- SYWDWCWQXBUCOP-UHFFFAOYSA-N benzene;ethene Chemical compound C=C.C1=CC=CC=C1 SYWDWCWQXBUCOP-UHFFFAOYSA-N 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011874 heated mixture Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000001256 steam distillation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920006163 vinyl copolymer Polymers 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
- C08F6/00—Post-polymerisation treatments
- C08F6/06—Treatment of polymer solutions
- C08F6/10—Removal of volatile materials, e.g. solvents
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US69308367A | 1967-12-26 | 1967-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1816350A1 true DE1816350A1 (de) | 1969-10-16 |
Family
ID=24783241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681816350 Pending DE1816350A1 (de) | 1967-12-26 | 1968-12-21 | Verdampfungsverfahren |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1816350A1 (enExample) |
| FR (1) | FR1595494A (enExample) |
| NL (1) | NL6818614A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2305446A1 (fr) * | 1975-03-28 | 1976-10-22 | Rhone Poulenc Ind | Procede ameliore de degazage des polymeres et copolymeres prepares par polymerisation en masse d'une composition monomere a base de chlorure de vinyle |
-
1968
- 1968-12-21 DE DE19681816350 patent/DE1816350A1/de active Pending
- 1968-12-24 NL NL6818614A patent/NL6818614A/xx unknown
- 1968-12-26 FR FR1595494D patent/FR1595494A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL6818614A (enExample) | 1969-06-30 |
| FR1595494A (enExample) | 1970-06-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SH | Request for examination between 03.10.1968 and 22.04.1971 |