GB1534245A - Treatment of interior surfaces of polymerization reactors to retard polymer buildup - Google Patents
Treatment of interior surfaces of polymerization reactors to retard polymer buildupInfo
- Publication number
- GB1534245A GB1534245A GB19177/77A GB1917777A GB1534245A GB 1534245 A GB1534245 A GB 1534245A GB 19177/77 A GB19177/77 A GB 19177/77A GB 1917777 A GB1917777 A GB 1917777A GB 1534245 A GB1534245 A GB 1534245A
- Authority
- GB
- United Kingdom
- Prior art keywords
- bis
- treatment
- reactor
- polymerization reactors
- hydroxy
- 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
- 238000006116 polymerization reaction Methods 0.000 title abstract 3
- 229920000642 polymer Polymers 0.000 title abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 abstract 2
- UJINOKAWSMQQCE-UHFFFAOYSA-N 2-methyl-4-(thiolan-1-ium-1-yl)phenol;hydroxide Chemical compound [OH-].C1=C(O)C(C)=CC([S+]2CCCC2)=C1 UJINOKAWSMQQCE-UHFFFAOYSA-N 0.000 abstract 1
- 229920000265 Polyparaphenylene Polymers 0.000 abstract 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 abstract 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 abstract 1
- 238000012644 addition polymerization Methods 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 125000000654 isopropylidene group Chemical group C(C)(C)=* 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000000178 monomer Substances 0.000 abstract 1
- -1 polyphenylene Polymers 0.000 abstract 1
- 230000002265 prevention Effects 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-N sulfonic acid Chemical group OS(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-N 0.000 abstract 1
- UPUCFIMLARFWLZ-UHFFFAOYSA-N thiolane;hydrate Chemical compound O.C1CCSC1 UPUCFIMLARFWLZ-UHFFFAOYSA-N 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C08F2/00—Processes of polymerisation
- C08F2/002—Scale prevention in a polymerisation reactor or its auxiliary parts
- C08F2/004—Scale prevention in a polymerisation reactor or its auxiliary parts by a prior coating on the reactor walls
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/002—Scale prevention in a polymerisation reactor or its auxiliary parts
- C08F2/005—Scale prevention in a polymerisation reactor or its auxiliary parts by addition of a scale inhibitor to the polymerisation medium
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US68422576A | 1976-05-07 | 1976-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1534245A true GB1534245A (en) | 1978-11-29 |
Family
ID=24747196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB19177/77A Expired GB1534245A (en) | 1976-05-07 | 1977-05-06 | Treatment of interior surfaces of polymerization reactors to retard polymer buildup |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4105841A (enExample) |
| JP (1) | JPS52136287A (enExample) |
| BE (1) | BE854361A (enExample) |
| CA (1) | CA1079446A (enExample) |
| FR (1) | FR2350360A1 (enExample) |
| GB (1) | GB1534245A (enExample) |
| IT (1) | IT1079621B (enExample) |
| NL (1) | NL166070C (enExample) |
| NO (1) | NO147451C (enExample) |
| SE (1) | SE434846B (enExample) |
| YU (1) | YU114577A (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4438242A (en) | 1982-04-07 | 1984-03-20 | The Dow Chemical Company | Retardation of polymer buildup in monovinyl aromatic suspension polymerization using sulfur trioxide as reactor coating |
| US4455175A (en) * | 1983-08-01 | 1984-06-19 | The Dow Chemical Company | Method for removing or retarding paraffin buildup on surfaces in contact with crude oil |
| US4536222A (en) * | 1983-08-01 | 1985-08-20 | The Dow Chemical Company | Method for removing or retarding paraffin buildup on surfaces in contact with natural gas |
| DE19835467A1 (de) * | 1998-08-06 | 2000-02-17 | Elenac Gmbh | Feststoffreaktor mit antistatischer Beschichtung zur Durchführung von Reaktionen in der Gasphase |
| US6758910B2 (en) * | 2001-11-13 | 2004-07-06 | Thomas E. Schmoyer | Apparatus and method for sulfonating an article and articles made therefrom |
| DE10344845A1 (de) * | 2003-09-26 | 2005-04-14 | Basf Ag | Vorrichtung zum Mischen, Trocknen und Beschichten von pulvrigem, körnigem oder geformtem Schüttgut in einem Fließbett und Verfahren zur Herstellung von Trägerkatalysatoren unter Verwendung einer solchen Vorrichtung |
| US8986785B2 (en) | 2011-06-23 | 2015-03-24 | Surface Activation Technologies | Method and apparatus for continuous sulfonization of discrete article |
| CZ305172B6 (cs) * | 2014-03-28 | 2015-05-27 | Bochemie A.S. | Diskontinuální krystalizační jednotka pro výrobu kulovitých krystalů |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2136348A (en) * | 1937-07-02 | 1938-11-08 | Dow Chemical Co | Stabilizing vinylidene chloride |
| US2837506A (en) * | 1956-01-26 | 1958-06-03 | Du Pont | Polymerization of chloroprene |
| NL101931C (enExample) * | 1957-11-28 | |||
| US3778423A (en) * | 1971-06-28 | 1973-12-11 | Universal Pvc Resins | Method for reducing polymer deposit in polymerization of vinyl chloride |
| US3901755A (en) * | 1972-05-24 | 1975-08-26 | Cons Bathurst Ltd | Bonding of polymers by surface activation |
-
1977
- 1977-02-28 US US05/773,090 patent/US4105841A/en not_active Expired - Lifetime
- 1977-04-21 NL NL7704356.A patent/NL166070C/xx not_active IP Right Cessation
- 1977-04-28 CA CA277,247A patent/CA1079446A/en not_active Expired
- 1977-05-02 IT IT49229/77A patent/IT1079621B/it active
- 1977-05-05 SE SE7705264A patent/SE434846B/xx not_active IP Right Cessation
- 1977-05-05 YU YU01145/77A patent/YU114577A/xx unknown
- 1977-05-06 NO NO771609A patent/NO147451C/no unknown
- 1977-05-06 BE BE177357A patent/BE854361A/xx not_active IP Right Cessation
- 1977-05-06 GB GB19177/77A patent/GB1534245A/en not_active Expired
- 1977-05-06 FR FR7713984A patent/FR2350360A1/fr active Granted
- 1977-05-06 JP JP5193777A patent/JPS52136287A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE7705264L (sv) | 1977-11-08 |
| YU114577A (en) | 1982-06-30 |
| NO147451C (no) | 1983-04-13 |
| NL166070C (nl) | 1981-06-15 |
| NO147451B (no) | 1983-01-03 |
| IT1079621B (it) | 1985-05-13 |
| NO771609L (no) | 1977-11-08 |
| FR2350360A1 (fr) | 1977-12-02 |
| AU2463677A (en) | 1978-04-20 |
| JPS52136287A (en) | 1977-11-14 |
| SE434846B (sv) | 1984-08-20 |
| CA1079446A (en) | 1980-06-10 |
| NL166070B (nl) | 1981-01-15 |
| FR2350360B1 (enExample) | 1980-02-29 |
| BE854361A (fr) | 1977-11-07 |
| US4105841A (en) | 1978-08-08 |
| JPS548714B2 (enExample) | 1979-04-18 |
| NL7704356A (nl) | 1977-11-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19950506 |