PT64699B - Procede pour eviter l'incrustation des reacteurs de polimerisation - Google Patents
Procede pour eviter l'incrustation des reacteurs de polimerisationInfo
- Publication number
- PT64699B PT64699B PT64699A PT6469976A PT64699B PT 64699 B PT64699 B PT 64699B PT 64699 A PT64699 A PT 64699A PT 6469976 A PT6469976 A PT 6469976A PT 64699 B PT64699 B PT 64699B
- Authority
- PT
- Portugal
- Prior art keywords
- polymerization reactors
- incrustation
- avoiding
- avoiding incrustation
- reactors
- Prior art date
Links
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
Landscapes
- Chemical & Material Sciences (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)
- Polymerisation Methods In General (AREA)
- Macromonomer-Based Addition Polymer (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU71833A LU71833A1 (pt) | 1975-02-13 | 1975-02-13 | |
| LU73025A LU73025A1 (pt) | 1975-07-18 | 1975-07-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT64699A PT64699A (fr) | 1976-02-01 |
| PT64699B true PT64699B (fr) | 1977-08-10 |
Family
ID=26640171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT64699A PT64699B (fr) | 1975-02-13 | 1976-01-15 | Procede pour eviter l'incrustation des reacteurs de polimerisation |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4048417A (pt) |
| JP (1) | JPS51105384A (pt) |
| AT (1) | AT345556B (pt) |
| BR (1) | BR7600540A (pt) |
| CH (1) | CH611632A5 (pt) |
| DE (1) | DE2601076A1 (pt) |
| ES (1) | ES444331A1 (pt) |
| FI (1) | FI62543C (pt) |
| FR (1) | FR2300614A1 (pt) |
| GB (1) | GB1495882A (pt) |
| IT (1) | IT1052046B (pt) |
| NL (1) | NL180126C (pt) |
| NO (1) | NO146988C (pt) |
| PT (1) | PT64699B (pt) |
| SE (1) | SE428128B (pt) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS575704A (en) * | 1980-06-16 | 1982-01-12 | Shin Etsu Chem Co Ltd | Suspension polymerization of vinyl chloride monomer |
| US4451625A (en) * | 1982-08-05 | 1984-05-29 | Air Products And Chemicals, Inc. | Reduction of wall fouling in the suspension polymerization of vinyl chloride homopolymer |
| JPS59210910A (ja) * | 1983-05-17 | 1984-11-29 | Sumitomo Chem Co Ltd | 高温の重合性液状組成物の移送方法 |
| JPH0678388B2 (ja) * | 1990-08-31 | 1994-10-05 | 信越化学工業株式会社 | 塩化ビニル系重合体の製造方法 |
| DE19847124B4 (de) * | 1998-10-14 | 2014-10-09 | Basf Se | Verfahren zum Entleeren von Behältnissen, die Dispersionen, Lösungen oder Suspensionen von Polymeren enthalten |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1053572A (pt) * | 1963-05-14 | |||
| ES355836A1 (es) * | 1967-08-02 | 1970-04-01 | Dow Chemical Co | Un procedimiento para reducir la acumulacion de polimero sobre las superficies interiores de una vasija de reaccion. |
| JPS5338311B1 (pt) * | 1970-04-13 | 1978-10-14 | ||
| DE2033780A1 (en) * | 1970-07-08 | 1972-01-27 | Huels Chemische Werke Ag | Vinyl chloride suspension polymn - without pvc deposition on polymer wall |
| US3764384A (en) * | 1970-07-24 | 1973-10-09 | Gaf Corp | Process for removing polyvinyl halide residues from processing equipment |
| JPS4719896U (pt) * | 1971-01-28 | 1972-11-06 | ||
| JPS4719895U (pt) * | 1971-02-06 | 1972-11-06 | ||
| US3778423A (en) * | 1971-06-28 | 1973-12-11 | Universal Pvc Resins | Method for reducing polymer deposit in polymerization of vinyl chloride |
| DE2212962C2 (de) * | 1972-03-17 | 1985-01-24 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Polymerisation von Vinylchlorid in wäßriger Suspension |
| BE792134A (fr) * | 1972-04-10 | 1973-05-30 | Levin Igor A | Procede d'enlevement de depots de la surface de constructions |
| DE2239942C3 (de) * | 1972-08-14 | 1988-02-11 | Wacker-Chemie GmbH, 8000 München | Verfahren zur Polymerisation von Vinylchlorid |
| US3962202A (en) * | 1973-08-27 | 1976-06-08 | The B. F. Goodrich Company | Process for polymerizing olefinic monomers which substantially eliminates polymer buildup |
| GB1428585A (en) * | 1974-06-18 | 1976-03-17 | Grantley Co | Method and solution for dissolving polyvinyl chlrodie resin scale and use of the solute |
-
1975
- 1975-12-19 CH CH1652475A patent/CH611632A5/xx not_active IP Right Cessation
- 1975-12-30 IT IT30876/75A patent/IT1052046B/it active
-
1976
- 1976-01-13 DE DE19762601076 patent/DE2601076A1/de active Granted
- 1976-01-14 US US05/649,020 patent/US4048417A/en not_active Expired - Lifetime
- 1976-01-15 ES ES444331A patent/ES444331A1/es not_active Expired
- 1976-01-15 PT PT64699A patent/PT64699B/pt unknown
- 1976-01-19 GB GB2000/76A patent/GB1495882A/en not_active Expired
- 1976-01-29 BR BR7600540A patent/BR7600540A/pt unknown
- 1976-01-29 FI FI760213A patent/FI62543C/fi not_active IP Right Cessation
- 1976-02-03 FR FR7603254A patent/FR2300614A1/fr active Granted
- 1976-02-12 JP JP51013313A patent/JPS51105384A/ja active Pending
- 1976-02-12 SE SE7601585A patent/SE428128B/xx not_active IP Right Cessation
- 1976-02-12 AT AT101276A patent/AT345556B/de not_active IP Right Cessation
- 1976-02-12 NO NO760452A patent/NO146988C/no unknown
- 1976-02-12 NL NLAANVRAGE7601447,A patent/NL180126C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL180126B (nl) | 1986-08-01 |
| AT345556B (de) | 1978-09-25 |
| SE7601585L (sv) | 1976-08-16 |
| FI760213A (pt) | 1976-08-14 |
| DE2601076A1 (de) | 1976-08-26 |
| FR2300614B1 (pt) | 1979-04-20 |
| AU1031576A (en) | 1977-07-21 |
| GB1495882A (en) | 1977-12-21 |
| FR2300614A1 (fr) | 1976-09-10 |
| NO760452L (pt) | 1976-08-16 |
| NL7601447A (nl) | 1976-08-17 |
| FI62543C (fi) | 1983-01-10 |
| JPS51105384A (pt) | 1976-09-17 |
| CH611632A5 (pt) | 1979-06-15 |
| ATA101276A (de) | 1978-01-15 |
| BR7600540A (pt) | 1976-09-14 |
| DE2601076C2 (pt) | 1991-10-10 |
| ES444331A1 (es) | 1977-05-01 |
| FI62543B (fi) | 1982-09-30 |
| NL180126C (nl) | 1987-01-02 |
| IT1052046B (it) | 1981-06-20 |
| NO146988C (no) | 1983-01-12 |
| SE428128B (sv) | 1983-06-06 |
| US4048417A (en) | 1977-09-13 |
| NO146988B (no) | 1982-10-04 |
| PT64699A (fr) | 1976-02-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| PT64985B (fr) | Procede pour la polymerisation d'olephines | |
| BE845458A (fr) | Procede de deshydrocyclisation d'hydrocarbures aliphatiques | |
| RO74936A (fr) | Procede pour la preparation des mercaptoazetidiones | |
| FR2302983A1 (fr) | Procede pour l'obtention de n-acyl-l-methionine | |
| FR2317669A1 (fr) | Procede pour relier des guides d'ondes lumineuses individuels | |
| FR2316040A1 (fr) | Procede pour l'usinage par etincelage erosif | |
| FR2329678A1 (fr) | Procede pour l'amelioration de l'adhesivite des caoutchoucs | |
| FR2328281A1 (fr) | Procede pour l'irradiation corpusculaire d'une preparation | |
| BE850383A (fr) | Procede ameliore pour le dosage de l'alcoolemie | |
| BE843981A (fr) | Procede pour relier des guides d'ondes lumineuses individuels | |
| FR2320955A1 (fr) | Procede pour la polymerisation d'alcenes-1 | |
| FR2326220A1 (fr) | Procede pour l'elimination de mercure metallique | |
| RO70079A (ro) | Procedeu pentru prepararea unor n-aril-n-(4-piperidinil)-arilacetamide | |
| BE851111A (fr) | Procede ameliore pour la polymerisation des alpha-mono-olefines | |
| PT64699B (fr) | Procede pour eviter l'incrustation des reacteurs de polimerisation | |
| FR2348177A1 (fr) | Procede pour l'orthoalcoylation des phenols | |
| FR2310398A1 (fr) | Procede pour inhiber la polymerisation d'acide acrylique | |
| BE846606A (fr) | Procede pour le traitement des effluents urbains | |
| RO72558A (ro) | Procedeu pentru prepararea unor cicloalcanpirazoli | |
| FR2317290A1 (fr) | Procede pour la preparation de 5-cyanopyridones-(6) | |
| FR2334634A1 (fr) | Procede pour l'elimination de mercure d'eaux residuaires | |
| FR2320956A1 (fr) | Procede pour la polymerisation d'alcenes-1 | |
| RO69200A (ro) | Procedeu pentru purificarea etilenei | |
| FR2306209A1 (fr) | Procede de preparation d'halogenures d'alcoyl-etain | |
| FR2314202A1 (fr) | Procede pour la polymerisation des a-olefines |