NO167984C - Fremgangsmaate for rask nedsettelse av trykket i kontinuerlig drevne hoeytrykkpolymerisasjonssystemer. - Google Patents
Fremgangsmaate for rask nedsettelse av trykket i kontinuerlig drevne hoeytrykkpolymerisasjonssystemer.Info
- Publication number
- NO167984C NO167984C NO875046A NO875046A NO167984C NO 167984 C NO167984 C NO 167984C NO 875046 A NO875046 A NO 875046A NO 875046 A NO875046 A NO 875046A NO 167984 C NO167984 C NO 167984C
- Authority
- NO
- Norway
- Prior art keywords
- high pressure
- pressure
- polymerization system
- triggered
- atmosphere
- Prior art date
Links
- 238000006116 polymerization reaction Methods 0.000 title abstract 6
- 238000000034 method Methods 0.000 title abstract 5
- 230000001960 triggered effect Effects 0.000 abstract 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract 1
- 239000005977 Ethylene Substances 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000011541 reaction mixture Substances 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
- C08F6/00—Post-polymerisation treatments
-
- 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
- B01J19/0006—Controlling or regulating processes
- B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
-
- 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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- 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
- B01J2219/00245—Avoiding undesirable reactions or side-effects
- B01J2219/0027—Pressure relief
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Control Of Transmission Device (AREA)
- Transmissions By Endless Flexible Members (AREA)
- Polymerisation Methods In General (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863641513 DE3641513A1 (de) | 1986-12-04 | 1986-12-04 | Verfahren zur reduktion der emission von kohlenwasserstoffen bei entspannungsvorgaengen an hochdruckpolymerisationsreaktoren |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| NO875046D0 NO875046D0 (no) | 1987-12-03 |
| NO875046L NO875046L (no) | 1988-06-06 |
| NO167984B NO167984B (no) | 1991-09-23 |
| NO167984C true NO167984C (no) | 1992-01-02 |
Family
ID=6315503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO875046A NO167984C (no) | 1986-12-04 | 1987-12-03 | Fremgangsmaate for rask nedsettelse av trykket i kontinuerlig drevne hoeytrykkpolymerisasjonssystemer. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4804725A (no) |
| EP (1) | EP0272512B1 (no) |
| JP (1) | JP2535040B2 (no) |
| AT (1) | ATE86639T1 (no) |
| DE (2) | DE3641513A1 (no) |
| NO (1) | NO167984C (no) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2680370B1 (fr) * | 1991-08-14 | 1993-11-05 | Enichem Polymeres France Sa | Procede pour le greffage dans la ligne d'acides et anhydrides d'acides carboxyliques insatures sur des polymeres de l'ethylene et installation pour la mise en óoeuvre de ce procede. |
| US20020071798A1 (en) * | 2000-07-12 | 2002-06-13 | Decourcy Michael Stanley | Laboratory Scale reaction systems |
| US8755947B2 (en) | 2011-07-19 | 2014-06-17 | Nova Chemicals (International) S.A. | Roller detection |
| CN105102112A (zh) * | 2013-02-22 | 2015-11-25 | 康宁股份有限公司 | 用于连续流反应器组件的可破裂的可靠性装置 |
| WO2015114401A1 (en) | 2014-01-31 | 2015-08-06 | Exxonmobil Chemical Patents Inc. | Fluid separation systems and methods |
| KR102324603B1 (ko) * | 2015-09-29 | 2021-11-12 | 엑손모빌 케미칼 패턴츠 인코포레이티드 | 반응기 시스템의 급속 감압 |
| KR20180044408A (ko) * | 2015-09-29 | 2018-05-02 | 엑손모빌 케미칼 패턴츠 인코포레이티드 | 반응기 시스템의 급속 감압 |
| KR101943286B1 (ko) | 2015-11-18 | 2019-01-28 | 바젤 폴리올레핀 게엠베하 | 부분 정지 공정을 가진 중합 프로세스 |
| US10737229B2 (en) * | 2015-12-08 | 2020-08-11 | Nova Chemicals (International) S.A. | Method for designing multi-valve uni-direction blowdown system for a high pressure tubular reactor |
| WO2020127079A1 (en) | 2018-12-18 | 2020-06-25 | Basell Polyolefine Gmbh | High-pressure polymerization process of ethylenically unsaturated monomers in a polymerization reactor |
| EP3831472A1 (en) | 2019-12-03 | 2021-06-09 | Basell Polyolefine GmbH | High-pressure polymerization system and high-pressure polymerization process for the polymerization of ethylenically unsaturated monomers |
| EP4663665A1 (en) | 2024-06-10 | 2025-12-17 | Basell Polyolefine GmbH | High-pressure polymerization of ethylene homopolymers or copolymers with improved process control |
| WO2026052868A1 (en) * | 2024-09-09 | 2026-03-12 | Tpi Gmbh | Polyolefin production pressure relief |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2131445A1 (de) * | 1970-06-24 | 1972-02-03 | Mitsubishi Petrochemical Co | Verfahren zur Herstellung von Hochdruckpolyaethylen |
| GB1313458A (en) * | 1970-11-27 | 1973-04-11 | Stamicarbon | Process and installation for the preparation of homo- or copolymers of ethylene |
| FR2165018A5 (no) * | 1971-12-14 | 1973-08-03 | Ethylene Plastique Sa | |
| DE2524203A1 (de) * | 1975-05-31 | 1976-12-16 | Basf Ag | Verfahren zur herstellung von hochdruckpolyaethylen |
| US4153774A (en) * | 1976-02-17 | 1979-05-08 | Basf Aktiengesellschaft | Manufacture of high pressure polyethylene |
| DE2631834C3 (de) * | 1976-07-15 | 1980-05-14 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Entspannung von Äthylen-Hochdruckpolymerisationssystemen |
| FR2455237A1 (fr) * | 1979-04-25 | 1980-11-21 | Charbonnages Ste Chimique | Procede pour reduire les risques d'inflammation et d'explosion resultant de la decomposition de l'ethylene sous haute pression et dispositif pour la mise en oeuvre dudit procede |
| FR2455239A1 (fr) * | 1979-04-25 | 1980-11-21 | Charbonnages Ste Chimique | Procede pour reduire les risques d'inflammation et d'explosion resultant de la decomposition de l'ethylene sous haute pression et dispositif pour la mise en oeuvre dudit procede |
| FR2455238A1 (fr) * | 1979-04-25 | 1980-11-21 | Charbonnages Ste Chimique | Procede pour reduire les risques d'inflammation et d'explosion resultant de la decomposition de l'ethylene sous haute pression et dispositif pour la mise en oeuvre dudit procede |
-
1986
- 1986-12-04 DE DE19863641513 patent/DE3641513A1/de not_active Withdrawn
-
1987
- 1987-12-03 EP EP87117866A patent/EP0272512B1/de not_active Expired - Lifetime
- 1987-12-03 DE DE8787117866T patent/DE3784657D1/de not_active Expired - Lifetime
- 1987-12-03 NO NO875046A patent/NO167984C/no not_active IP Right Cessation
- 1987-12-03 AT AT87117866T patent/ATE86639T1/de not_active IP Right Cessation
- 1987-12-03 US US07/127,988 patent/US4804725A/en not_active Expired - Lifetime
- 1987-12-04 JP JP62306047A patent/JP2535040B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2535040B2 (ja) | 1996-09-18 |
| DE3641513A1 (de) | 1988-06-09 |
| EP0272512B1 (de) | 1993-03-10 |
| JPS63154708A (ja) | 1988-06-28 |
| US4804725A (en) | 1989-02-14 |
| ATE86639T1 (de) | 1993-03-15 |
| DE3784657D1 (de) | 1993-04-15 |
| NO167984B (no) | 1991-09-23 |
| NO875046L (no) | 1988-06-06 |
| EP0272512A3 (de) | 1991-07-03 |
| NO875046D0 (no) | 1987-12-03 |
| EP0272512A2 (de) | 1988-06-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO875046L (no) | Fremgangsmaate for rask nedsettelse av trykket i kontinuerlig drevne hoeytrykkpolymerisasjonssystemer. | |
| TW347397B (en) | Polymerization process | |
| AU5370186A (en) | Polymerisation in several stages of alpha-olefins in the gas phase | |
| GB1413613A (en) | Process for the dry polymerisation of olefins | |
| ES2119279T3 (es) | Procedimiento para la produccion de polipropileno. | |
| ATE103617T1 (de) | Verfahren zur herstellung statistischer copolymere. | |
| KR890017271A (ko) | α-올레핀과 에틸렌의 저압공중합 방법 및 낮은 잔류단량체 함량을 갖는 에틸렌 공중합체 | |
| KR960031492A (ko) | 기체상 올레핀의 중합 방법 | |
| CA2126801A1 (en) | Process for the production of gel-free ethylene/vinyl acetate copolymers with a high content of copolymerized vinyl acetate and a high mooney viscosity | |
| TR199700905T1 (xx) | Polimerizasyon y�ntemi. | |
| GB1338280A (en) | Process for the high pressure production of polyethylene | |
| CA2019159A1 (en) | High solids solution polymerization | |
| DE2963193D1 (en) | Process for the production of ethylene copolymers | |
| EP0266543A3 (de) | Abscheidesystem zur Reduktion der Feststoffemission bei Entspannungsvorgängen an Hochdruckpolymerisationsreaktoren | |
| ES2050108T3 (es) | Sistema para controlar reactores para copolimeros de impacto de polipropileno. | |
| GB2103632B (en) | Improved process for preparing ethylene polymers | |
| CA2326056A1 (en) | Direct synthesis process of indium phosphide | |
| EP0522641A3 (en) | Anionic extruder polymerization | |
| RU98122458A (ru) | Способ получения сополимеров этилена с винилацетатом | |
| GB970479A (en) | Improvements in or relating to olefine polymerisation | |
| FR2077083A5 (en) | Catalyst for olefine polymerisation | |
| GB1213416A (en) | A process for the polymerisation of ethylene | |
| GB1489662A (en) | Cracking polyethylene and polypropylene | |
| MX152348A (es) | Procedimiento y aparato mejorados para la polimerizacion de etileno o la copolimerizacion de etileno con alfa olefinas | |
| GB1324566A (en) | Preparation of tris 2-hydroxyethyl isocyanurate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN JUNE 2003 |