BR0108743B1 - método para reduzir a formação de pelìcula e aglomerados durante a polimerização de olefinas. - Google Patents

método para reduzir a formação de pelìcula e aglomerados durante a polimerização de olefinas.

Info

Publication number
BR0108743B1
BR0108743B1 BRPI0108743-6A BR0108743A BR0108743B1 BR 0108743 B1 BR0108743 B1 BR 0108743B1 BR 0108743 A BR0108743 A BR 0108743A BR 0108743 B1 BR0108743 B1 BR 0108743B1
Authority
BR
Brazil
Prior art keywords
olefin polymerization
formation during
reducing film
agglomerate formation
during olefin
Prior art date
Application number
BRPI0108743-6A
Other languages
English (en)
Other versions
BR0108743A (pt
Inventor
Jean-Richard Llinas
Jean-Loic Selo
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BR0108743A publication Critical patent/BR0108743A/pt
Publication of BR0108743B1 publication Critical patent/BR0108743B1/pt

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
    • 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
    • C08F2/002—Scale prevention in a polymerisation reactor or its 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
    • 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
BRPI0108743-6A 2000-03-06 2001-03-02 método para reduzir a formação de pelìcula e aglomerados durante a polimerização de olefinas. BR0108743B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP00430010 2000-03-06
PCT/GB2001/000920 WO2001066610A1 (en) 2000-03-06 2001-03-02 Method for reducing sheeting and agglomerates during olefin polymerisation

Publications (2)

Publication Number Publication Date
BR0108743A BR0108743A (pt) 2004-06-29
BR0108743B1 true BR0108743B1 (pt) 2011-04-05

Family

ID=8174070

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0108743-6A BR0108743B1 (pt) 2000-03-06 2001-03-02 método para reduzir a formação de pelìcula e aglomerados durante a polimerização de olefinas.

Country Status (14)

Country Link
US (3) US20030144432A1 (pt)
EP (2) EP1688444B1 (pt)
JP (1) JP5568701B2 (pt)
KR (1) KR100721746B1 (pt)
CN (1) CN1181104C (pt)
AT (2) ATE481428T1 (pt)
AU (2) AU2001235847B2 (pt)
BR (1) BR0108743B1 (pt)
CA (1) CA2402072C (pt)
DE (2) DE60143099D1 (pt)
MX (1) MXPA02008717A (pt)
PL (1) PL200428B1 (pt)
WO (1) WO2001066610A1 (pt)
ZA (1) ZA200206809B (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL200428B1 (pl) * 2000-03-06 2009-01-30 Ineos Europe Ltd Sposób ograniczania/zahamowania zjawiska przywierania lub aglomeracji podczas przemiany między dwoma różnymi produktami polimerowymi
US7197404B2 (en) * 2004-03-01 2007-03-27 Richard Andrew Holland Computation of radiating particle and wave distributions using a generalized discrete field constructed from representative ray sets
US7598327B2 (en) 2004-11-10 2009-10-06 Chevron Phillips Chemical Company Lp Method for polymerizing olefins in a gas phase reactor using a seedbed during start-up
EP1910426B1 (en) * 2005-08-02 2018-01-03 Ineos Sales (UK) Limited Diene polymerisation
EP1840140A1 (en) * 2006-03-30 2007-10-03 Total Petrochemicals Research Feluy Method for making a transition between polymer grades
JP5292754B2 (ja) * 2007-09-27 2013-09-18 住友化学株式会社 オレフィン重合体の製造方法
WO2010014371A1 (en) * 2008-08-01 2010-02-04 Exxonmobil Chemical Patents Inc. Methods for monitoring reactor passivataion for gas phase polymerization
US7718743B2 (en) 2008-08-01 2010-05-18 Exxonmobil Chemical Patents Inc. Methods for monitoring reactor passivation for gas phase polymerization
KR101678247B1 (ko) 2009-07-28 2016-11-21 유니베이션 테크놀로지즈, 엘엘씨 지지된 기하학적 구속 촉매를 사용한 중합 방법
EP3418308B1 (en) * 2017-06-20 2020-03-11 Borealis AG A method, an arrangement and use of an arrangement for olefin polymerisation
WO2019238428A1 (en) * 2018-06-14 2019-12-19 Borealis Ag Process for polymerizing olefin in a gas phase reactor with improved thermal homogeneity

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US532178A (en) 1895-01-08 Brick-drier
FR2660926B1 (fr) * 1990-04-11 1992-07-31 Bp Chemicals Snc Prepolymere d'alpha-olefine contenant un metal de transition et procede de polymerisation d'alpha-olefine en phase gazeuse mettant en óoeuvre le prepolymere.
FR2661297B1 (fr) * 1990-04-18 1993-02-12 Alcatel Radiotelephone Circuit de multiplexage de signaux d'horloge.
US5672666A (en) * 1995-06-05 1997-09-30 Exxon Chemical Patents Inc. Process for transitioning between incompatible polymerization catalysts
US5627242A (en) * 1996-03-28 1997-05-06 Union Carbide Chemicals & Plastics Technology Corporation Process for controlling gas phase fluidized bed polymerization reactor
US5866661A (en) * 1996-12-13 1999-02-02 Phillips Petroleum Company Ethylene polymerization processes and products thereof
AU8382698A (en) * 1997-07-08 1999-02-08 Union Carbide Chemicals & Plastics Technology Corporation Method for reducing sheeting during olefin polymerization
AU8488198A (en) * 1997-07-16 1999-02-10 Union Carbide Chemicals & Plastics Technology Corporation Low bed-level transition, start-up, and reactor residence time control using sound waves
US6300429B1 (en) * 1998-12-31 2001-10-09 Union Carbide Chemicals & Plastics Technology Corporation Method of modifying near-wall temperature in a gas phase polymerization reactor
PL200428B1 (pl) * 2000-03-06 2009-01-30 Ineos Europe Ltd Sposób ograniczania/zahamowania zjawiska przywierania lub aglomeracji podczas przemiany między dwoma różnymi produktami polimerowymi

Also Published As

Publication number Publication date
BR0108743A (pt) 2004-06-29
DE60143099D1 (de) 2010-10-28
WO2001066610A1 (en) 2001-09-13
KR20020079939A (ko) 2002-10-19
ZA200206809B (en) 2004-02-25
US7812103B2 (en) 2010-10-12
KR100721746B1 (ko) 2007-05-25
PL356964A1 (en) 2004-07-12
EP1263809B1 (en) 2006-05-31
EP1688444A3 (en) 2009-03-18
US20110224394A1 (en) 2011-09-15
CA2402072A1 (en) 2001-09-13
CN1181104C (zh) 2004-12-22
ATE328013T1 (de) 2006-06-15
AU2001235847B2 (en) 2006-01-12
PL200428B1 (pl) 2009-01-30
ATE481428T1 (de) 2010-10-15
US20050165179A1 (en) 2005-07-28
EP1688444B1 (en) 2010-09-15
CA2402072C (en) 2009-12-29
DE60120125T2 (de) 2006-10-26
EP1688444A2 (en) 2006-08-09
JP2003525983A (ja) 2003-09-02
JP5568701B2 (ja) 2014-08-13
DE60120125D1 (de) 2006-07-06
US20030144432A1 (en) 2003-07-31
EP1263809A1 (en) 2002-12-11
CN1425029A (zh) 2003-06-18
AU3584701A (en) 2001-09-17
MXPA02008717A (es) 2004-09-06

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B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 05/04/2011, OBSERVADAS AS CONDICOES LEGAIS.

B25A Requested transfer of rights approved

Owner name: INEOS COMMERCIAL SERVICES UK LIMITED (GB)

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

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B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2504 DE 02-01-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.