BR7908478A - Processo aperfeicoado para polimerizar etileno em alta temperatura e alta pressao - Google Patents
Processo aperfeicoado para polimerizar etileno em alta temperatura e alta pressaoInfo
- Publication number
- BR7908478A BR7908478A BR7908478A BR7908478A BR7908478A BR 7908478 A BR7908478 A BR 7908478A BR 7908478 A BR7908478 A BR 7908478A BR 7908478 A BR7908478 A BR 7908478A BR 7908478 A BR7908478 A BR 7908478A
- Authority
- BR
- Brazil
- Prior art keywords
- polymerizing ethylene
- high temperature
- high pressure
- perfect process
- perfect
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
- B01J19/245—Stationary reactors without moving elements inside placed in series
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/04—Pressure vessels, e.g. autoclaves
-
- 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
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/02—Ethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00103—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor in a heat exchanger separate from the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00162—Controlling or regulating processes controlling the pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00171—Controlling or regulating processes controlling the density
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP53161710A JPS5938961B2 (ja) | 1978-12-26 | 1978-12-26 | ポリエチレンの改良された製造法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7908478A true BR7908478A (pt) | 1980-09-09 |
Family
ID=15740400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7908478A BR7908478A (pt) | 1978-12-26 | 1979-12-21 | Processo aperfeicoado para polimerizar etileno em alta temperatura e alta pressao |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4271280A (pt) |
| JP (1) | JPS5938961B2 (pt) |
| BR (1) | BR7908478A (pt) |
| CA (1) | CA1114999A (pt) |
| DE (1) | DE2952412A1 (pt) |
| FR (1) | FR2445345B1 (pt) |
| GB (1) | GB2038852B (pt) |
| HU (1) | HU182996B (pt) |
| MX (1) | MX152572A (pt) |
| NL (1) | NL186248C (pt) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4778699A (en) * | 1986-09-15 | 1988-10-18 | Reynolds Metals Company | Plastics film laminates |
| US4863770A (en) * | 1986-09-15 | 1989-09-05 | Reynolds Metals Company | Plastics film laminants |
| NO178790C (no) * | 1993-12-13 | 1996-06-05 | Borealis Holding As | Fremgangsmåte ved fremstilling av olefinpolymerer i en autoklavrektor |
| WO2011078856A1 (en) * | 2009-12-22 | 2011-06-30 | Exxonmobil Chemical Patents Inc. | Separation vessels for use in polymerization processes and methods for cleaning same |
| US20110172354A1 (en) * | 2010-01-04 | 2011-07-14 | Dow Global Technologies Inc. | Ethylene-based polymer compositions for use in fiber applications |
| JP5901361B2 (ja) * | 2011-11-18 | 2016-04-06 | 住友化学株式会社 | 連続重合装置および重合体組成物の製造方法 |
| US8653207B1 (en) | 2012-11-30 | 2014-02-18 | Westlake Longview Corporation | Process and apparatus for polymerizing ethylene under ultra-high pressure |
| JP5984702B2 (ja) * | 2013-01-31 | 2016-09-06 | 住友化学株式会社 | 連続重合装置および重合体組成物の製造方法 |
| US11845047B2 (en) | 2018-05-15 | 2023-12-19 | Chevron Phillips Chemical Company Lp | Systems and methods for improved mixing |
| JP2022156612A (ja) * | 2021-03-31 | 2022-10-14 | 住友化学株式会社 | ポリエチレンの製造方法 |
| WO2023159034A1 (en) | 2022-02-21 | 2023-08-24 | Chevron Phillips Chemical Company Lp | Multi-reactor system and method for production of polyethylene and ethylene co-polymers |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3575950A (en) * | 1968-09-26 | 1971-04-20 | Eastman Kodak Co | Process for preparing polyethylene having improved film forming properties |
| DE2322554A1 (de) * | 1973-05-04 | 1974-11-21 | Sumitomo Chemical Co | Verfahren und vorrichtung zur herstellung von aethylen-polymerisaten |
| JPS5322582A (en) * | 1976-08-13 | 1978-03-02 | Sumitomo Chem Co Ltd | Production of polyethylene |
-
1978
- 1978-12-26 JP JP53161710A patent/JPS5938961B2/ja not_active Expired
-
1979
- 1979-12-17 US US06/103,923 patent/US4271280A/en not_active Expired - Lifetime
- 1979-12-20 NL NLAANVRAGE7909190,A patent/NL186248C/xx not_active IP Right Cessation
- 1979-12-21 CA CA342,546A patent/CA1114999A/en not_active Expired
- 1979-12-21 FR FR7931413A patent/FR2445345B1/fr not_active Expired
- 1979-12-21 HU HU79SU1046A patent/HU182996B/hu unknown
- 1979-12-21 BR BR7908478A patent/BR7908478A/pt not_active IP Right Cessation
- 1979-12-27 DE DE19792952412 patent/DE2952412A1/de active Granted
- 1979-12-28 GB GB7944516A patent/GB2038852B/en not_active Expired
-
1980
- 1980-01-02 MX MX180632A patent/MX152572A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL186248B (nl) | 1990-05-16 |
| GB2038852A (en) | 1980-07-30 |
| JPS5938961B2 (ja) | 1984-09-20 |
| US4271280A (en) | 1981-06-02 |
| FR2445345A1 (fr) | 1980-07-25 |
| NL7909190A (nl) | 1980-06-30 |
| JPS5586803A (en) | 1980-07-01 |
| HU182996B (en) | 1984-03-28 |
| DE2952412C2 (pt) | 1988-03-10 |
| NL186248C (nl) | 1990-10-16 |
| DE2952412A1 (de) | 1980-07-17 |
| CA1114999A (en) | 1981-12-22 |
| FR2445345B1 (fr) | 1985-06-14 |
| MX152572A (es) | 1985-09-02 |
| GB2038852B (en) | 1983-01-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK | Patent expired |
Effective date: 19941221 |