DE2416676C3 - Verfahren zur Entfernung von Butylkautschukgel aus Polymerisationsreaktoren - Google Patents
Verfahren zur Entfernung von Butylkautschukgel aus PolymerisationsreaktorenInfo
- Publication number
- DE2416676C3 DE2416676C3 DE2416676A DE2416676A DE2416676C3 DE 2416676 C3 DE2416676 C3 DE 2416676C3 DE 2416676 A DE2416676 A DE 2416676A DE 2416676 A DE2416676 A DE 2416676A DE 2416676 C3 DE2416676 C3 DE 2416676C3
- Authority
- DE
- Germany
- Prior art keywords
- reactor
- butyl rubber
- gel
- catalyst
- solution
- 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
- 229920005549 butyl rubber Polymers 0.000 title claims description 23
- 238000000034 method Methods 0.000 title claims description 14
- 238000006116 polymerization reaction Methods 0.000 title claims description 6
- 239000003054 catalyst Substances 0.000 claims description 28
- 229930195733 hydrocarbon Natural products 0.000 claims description 11
- 150000002430 hydrocarbons Chemical class 0.000 claims description 11
- 239000004215 Carbon black (E152) Substances 0.000 claims description 10
- 239000002904 solvent Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 7
- -1 alkyl aluminum halide Chemical class 0.000 claims description 7
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 7
- 239000007795 chemical reaction product Substances 0.000 claims description 5
- 125000005843 halogen group Chemical group 0.000 claims description 4
- 239000000047 product Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 description 26
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 16
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 9
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000003786 synthesis reaction Methods 0.000 description 6
- 238000005406 washing Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 3
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000007334 copolymerization reaction Methods 0.000 description 3
- 239000002841 Lewis acid Substances 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 2
- 150000007517 lewis acids Chemical class 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 125000002723 alicyclic group Chemical group 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 125000005234 alkyl aluminium group Chemical group 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 229920006037 cross link polymer Polymers 0.000 description 1
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000012433 hydrogen halide Substances 0.000 description 1
- 229910000039 hydrogen halide Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2416676A DE2416676C3 (de) | 1974-04-05 | 1974-04-05 | Verfahren zur Entfernung von Butylkautschukgel aus Polymerisationsreaktoren |
| DD178301A DD111384A1 (enExample) | 1974-04-05 | 1974-05-06 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2416676A DE2416676C3 (de) | 1974-04-05 | 1974-04-05 | Verfahren zur Entfernung von Butylkautschukgel aus Polymerisationsreaktoren |
| DD178301A DD111384A1 (enExample) | 1974-04-05 | 1974-05-06 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2416676A1 DE2416676A1 (de) | 1975-10-09 |
| DE2416676B2 DE2416676B2 (de) | 1977-07-21 |
| DE2416676C3 true DE2416676C3 (de) | 1978-03-02 |
Family
ID=25747523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2416676A Expired DE2416676C3 (de) | 1974-04-05 | 1974-04-05 | Verfahren zur Entfernung von Butylkautschukgel aus Polymerisationsreaktoren |
Country Status (2)
| Country | Link |
|---|---|
| DD (1) | DD111384A1 (enExample) |
| DE (1) | DE2416676C3 (enExample) |
-
1974
- 1974-04-05 DE DE2416676A patent/DE2416676C3/de not_active Expired
- 1974-05-06 DD DD178301A patent/DD111384A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2416676A1 (de) | 1975-10-09 |
| DD111384A1 (enExample) | 1975-02-12 |
| DE2416676B2 (de) | 1977-07-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: VON FUENER, A., DIPL.-CHEM. DR.RER.NAT. EBBINGHAUS, D., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN |
|
| 8339 | Ceased/non-payment of the annual fee |