IN2014CN04797A - - Google Patents
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- Publication number
- IN2014CN04797A IN2014CN04797A IN4797CHN2014A IN2014CN04797A IN 2014CN04797 A IN2014CN04797 A IN 2014CN04797A IN 4797CHN2014 A IN4797CHN2014 A IN 4797CHN2014A IN 2014CN04797 A IN2014CN04797 A IN 2014CN04797A
- Authority
- IN
- India
- Prior art keywords
- component
- polymerisation
- flushed
- flush medium
- flush
- Prior art date
Links
- 239000000178 monomer 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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- 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
-
- 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
- C08F2/007—Scale prevention in the auxiliary parts
-
- 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
- C08F2/34—Polymerisation in gaseous state
-
- 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
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
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)
- Cleaning By Liquid Or Steam (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP11195903 | 2011-12-28 | ||
| PCT/EP2012/076431 WO2013098197A1 (en) | 2011-12-28 | 2012-12-20 | Polymerisation process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2014CN04797A true IN2014CN04797A (enrdf_load_stackoverflow) | 2015-09-18 |
Family
ID=47428658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN4797CHN2014 IN2014CN04797A (enrdf_load_stackoverflow) | 2011-12-28 | 2012-12-20 |
Country Status (8)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2626962C2 (ru) | 2011-12-28 | 2017-08-02 | Инеос Юроуп Аг | Способ полимеризации |
| KR20160103039A (ko) | 2013-12-23 | 2016-08-31 | 이네오스 유럽 아게 | 스캐빈저 주입 |
| WO2015097013A1 (en) | 2013-12-23 | 2015-07-02 | Ineos Europe Ag | Process |
| EP4171791A1 (en) * | 2020-06-24 | 2023-05-03 | ExxonMobil Chemical Patents Inc. | Processes for reducing shutdown time of sub-systems in low-density polyethylene production |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3525781A (en) * | 1965-05-17 | 1970-08-25 | Phillips Petroleum Co | Block copolymers prepared by feeding batch prepolymer into a continuous reactor |
| US4855370A (en) * | 1986-10-01 | 1989-08-08 | Union Carbide Corporation | Method for reducing sheeting during polymerization of alpha-olefins |
| US5264506A (en) * | 1992-12-30 | 1993-11-23 | Union Carbide Chemicals & Plastics Technology Corporation | Process for producing sticky polymers |
| WO1994025495A1 (en) | 1993-05-20 | 1994-11-10 | Exxon Chemical Patents Inc. | Process for polymerizing monomers in fluidized beds |
| US5332793A (en) * | 1993-06-28 | 1994-07-26 | Union Carbide Chemicals & Plastics Technology Corporation | Ethylene/propylene copolymer rubbers |
| US5376742A (en) | 1993-09-23 | 1994-12-27 | Quantum Chemical Corporation | Monomer recovery in gas phase fluid bed olefin polymerization |
| FR2730999B1 (fr) | 1995-02-24 | 1997-04-18 | Bp Chemicals Snc | Appareillage et procede de polymerisation d'olefine en phase gazeuse |
| US5672666A (en) * | 1995-06-05 | 1997-09-30 | Exxon Chemical Patents Inc. | Process for transitioning between incompatible polymerization catalysts |
| US5693727A (en) | 1996-06-06 | 1997-12-02 | Union Carbide Chemicals & Plastics Technology Corporation | Method for feeding a liquid catalyst to a fluidized bed polymerization reactor |
| WO1999029738A1 (en) | 1997-12-08 | 1999-06-17 | Albemarle Corporation | Catalyst compositions of enhanced productivity |
| FI111953B (fi) * | 1998-11-12 | 2003-10-15 | Borealis Tech Oy | Menetelmä ja laite polymerointireaktoreiden tyhjentämiseksi |
| CN1160383C (zh) | 1998-12-17 | 2004-08-04 | 尤尼威蒂恩技术有限责任公司 | 催化剂改性剂及其在烯烃聚合中的应用 |
| US20040138057A1 (en) | 1998-12-21 | 2004-07-15 | Wenzel Timothy T. | Catalyst composition and methods for its preparation and use in a polymerization process |
| BR9906022A (pt) * | 1999-12-30 | 2001-09-25 | Opp Petroquimica S A | Processo para a produção controlada de polietileno e seus copolìmeros |
| US6713573B2 (en) * | 2000-11-30 | 2004-03-30 | Univation Technologies, Llc | Catalyst modifiers and their use in the polymerization of olefin(s) |
| ITME20020007A1 (it) * | 2002-06-10 | 2003-12-10 | Marcello Ferrara | Metodo, impianto, prodotti chimici e sistema di monitoraggio per la pulizia di apparecchiature petrolifere e la loro bonifica a gas free. |
| DK1660231T3 (da) * | 2004-02-13 | 2007-08-13 | Total Petrochemicals Res Feluy | Fremgangsmåde og anordning til fremstilling og tilförsel af katalysatoropslemning til en polymeriseringsreaktor |
| US7531606B2 (en) | 2004-05-26 | 2009-05-12 | Chevron Phillips Chemical Company Lp | Method for operating a gas phase polymerization reactor |
| US7323523B2 (en) | 2004-12-07 | 2008-01-29 | Nova Chemicals (International) S.A. | Adjusting polymer characteristics through process control |
| EP2054781B1 (en) | 2006-08-25 | 2017-10-04 | Chevron Phillips Chemical Company Lp | Method and apparatus for managing volatile organic content in polyolefin |
| US7774178B2 (en) * | 2006-09-07 | 2010-08-10 | Univation Technologies, Llc | Methods for on-line determination of degree of resin stickiness using a model for depression of melt initiation temperature |
| US8124696B2 (en) * | 2009-11-20 | 2012-02-28 | Univation Technologies, Llc | Method of using an upper discharge in a fluidized bed reactor and system thereof |
| RU2527452C2 (ru) | 2009-04-24 | 2014-08-27 | Юнивейшн Текнолоджиз, Ллк | Регенерация очистительных слоев с помощью струйного компрессора в открытом контуре |
| CN101735348A (zh) * | 2009-12-30 | 2010-06-16 | 浙江大学 | 一种用于制备聚乙烯的双串联反应器工艺 |
| RU2626962C2 (ru) * | 2011-12-28 | 2017-08-02 | Инеос Юроуп Аг | Способ полимеризации |
-
2012
- 2012-12-20 RU RU2014130907A patent/RU2626962C2/ru active
- 2012-12-20 US US14/368,397 patent/US9376517B2/en active Active
- 2012-12-20 RU RU2017126631A patent/RU2672566C1/ru active
- 2012-12-20 IN IN4797CHN2014 patent/IN2014CN04797A/en unknown
- 2012-12-20 SG SG11201403687TA patent/SG11201403687TA/en unknown
- 2012-12-20 BR BR112014016325A patent/BR112014016325A8/pt not_active Application Discontinuation
- 2012-12-20 CN CN201280064881.2A patent/CN103998474B/zh active Active
- 2012-12-20 CN CN201610400577.0A patent/CN106008758B/zh active Active
- 2012-12-20 WO PCT/EP2012/076431 patent/WO2013098197A1/en active Application Filing
- 2012-12-20 EP EP12805712.2A patent/EP2797964B1/en not_active Revoked
-
2016
- 2016-06-23 US US15/190,576 patent/US9868802B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| SG11201403687TA (en) | 2014-07-30 |
| WO2013098197A1 (en) | 2013-07-04 |
| RU2014130907A (ru) | 2016-02-20 |
| RU2626962C2 (ru) | 2017-08-02 |
| US20140343242A1 (en) | 2014-11-20 |
| RU2672566C1 (ru) | 2018-11-16 |
| CN103998474A (zh) | 2014-08-20 |
| BR112014016325A2 (pt) | 2017-06-13 |
| CN106008758A (zh) | 2016-10-12 |
| US20160297908A1 (en) | 2016-10-13 |
| US9868802B2 (en) | 2018-01-16 |
| BR112014016325A8 (pt) | 2017-07-04 |
| CN103998474B (zh) | 2016-07-06 |
| EP2797964A1 (en) | 2014-11-05 |
| EP2797964B1 (en) | 2016-07-13 |
| CN106008758B (zh) | 2019-06-28 |
| US9376517B2 (en) | 2016-06-28 |
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