BR0015594B1 - processo para produzir polietileno e/ou interpolìmeros de etileno e um, ou mais, outros monÈmeros interpolimerizáveis com etileno, e/ou misturas de ditos interpolìmeros. - Google Patents

processo para produzir polietileno e/ou interpolìmeros de etileno e um, ou mais, outros monÈmeros interpolimerizáveis com etileno, e/ou misturas de ditos interpolìmeros.

Info

Publication number
BR0015594B1
BR0015594B1 BRPI0015594-2A BR0015594A BR0015594B1 BR 0015594 B1 BR0015594 B1 BR 0015594B1 BR 0015594 A BR0015594 A BR 0015594A BR 0015594 B1 BR0015594 B1 BR 0015594B1
Authority
BR
Brazil
Prior art keywords
interpolymers
ethylene
monomers
mixtures
producing polyethylene
Prior art date
Application number
BRPI0015594-2A
Other languages
English (en)
Portuguese (pt)
Other versions
BR0015594A (pt
Inventor
Stephen Wayne Coe
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 BR0015594A publication Critical patent/BR0015594A/pt
Publication of BR0015594B1 publication Critical patent/BR0015594B1/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
    • C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
    • C08F255/02—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms
    • 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
    • C08F10/02—Ethene
    • 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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/50—Partial depolymerisation
    • 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
    • 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
    • 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
    • C08F2810/00—Chemical modification of a polymer
    • C08F2810/10—Chemical modification of a polymer including a reactive processing step which leads, inter alia, to morphological and/or rheological modifications, e.g. visbreaking
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S525/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S525/938—Polymer degradation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
BRPI0015594-2A 1999-11-16 2000-11-16 processo para produzir polietileno e/ou interpolìmeros de etileno e um, ou mais, outros monÈmeros interpolimerizáveis com etileno, e/ou misturas de ditos interpolìmeros. BR0015594B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US44169299A 1999-11-16 1999-11-16
US09/698,749 US6433133B1 (en) 1999-11-16 2000-10-27 Process for reducing the weight average molecular weight and melt index ratio of polyethylenes and polyethylene products
PCT/US2000/031593 WO2001036495A1 (en) 1999-11-16 2000-11-16 Process for reducing the weight average molecular weight and melt index ratio of polyethylenes and polyethylene products

Publications (2)

Publication Number Publication Date
BR0015594A BR0015594A (pt) 2002-07-09
BR0015594B1 true BR0015594B1 (pt) 2010-06-15

Family

ID=27032910

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0015594-2A BR0015594B1 (pt) 1999-11-16 2000-11-16 processo para produzir polietileno e/ou interpolìmeros de etileno e um, ou mais, outros monÈmeros interpolimerizáveis com etileno, e/ou misturas de ditos interpolìmeros.

Country Status (8)

Country Link
US (1) US6433133B1 (enExample)
EP (1) EP1237947B1 (enExample)
JP (1) JP5390054B2 (enExample)
CN (1) CN1183167C (enExample)
BR (1) BR0015594B1 (enExample)
DE (1) DE60023546T2 (enExample)
MX (1) MXPA02004888A (enExample)
WO (1) WO2001036495A1 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6649694B2 (en) 2001-12-21 2003-11-18 Eastman Chemical Company Process for producing ethylene-α-olefin interpolymer films
US20050288447A1 (en) * 2002-09-09 2005-12-29 Idemitsu Kosan Co., Ltd. Modified propylene based polymer and polyolefin resin composition
FR2879619B1 (fr) 2004-12-16 2007-07-13 Arkema Sa Composition adhesive a base de copolymeres ethyleniques, utilisable pour extrusion-couchage et extrusion-lamination sur divers supports
US7776401B2 (en) * 2005-06-21 2010-08-17 E.I. Du Pont De Nemours And Company Method for treating fabric with viscous liquid polymers
US7456244B2 (en) * 2006-05-23 2008-11-25 Dow Global Technologies High-density polyethylene compositions and method of making the same
CA2805045C (en) * 2010-07-27 2018-08-21 Henkel Ag & Co. Kgaa Process for manufacturing an adhesive by means of extrusion
US10053574B2 (en) 2014-08-15 2018-08-21 Westlake Longview Corporation Maleic anhydride grafted LLDPE having high melt index
DE102014117307A1 (de) * 2014-11-26 2016-06-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mittels eines Modifizierungsreagenzes modifizierte Polymere und Verfahren zu deren Herstellung
CN106349409B (zh) * 2015-07-20 2018-02-13 中国石油化工股份有限公司 一种降低聚合物分子量的方法
KR101995951B1 (ko) * 2019-03-12 2019-07-03 주식회사 라이온켐텍 폴리올레핀 공중합체의 연속식 제조방법
JP2024526561A (ja) * 2021-06-22 2024-07-19 イクイスター・ケミカルズ・エルピー ポリマーリサイクレートプロセスおよび製品
CN118804834A (zh) 2022-02-10 2024-10-18 道达尔能源一技术 用于注塑的聚乙烯组合物
EP4389782A1 (en) 2022-12-20 2024-06-26 Basell Polyolefine GmbH Process for modifiyng the melt flow index of low density polyethylene
WO2024132833A1 (en) 2022-12-19 2024-06-27 Basell Polyolefine Gmbh Process for modifiyng the melt flow index of low density polyethylene
CN120303310A (zh) 2022-12-19 2025-07-11 巴塞尔聚烯烃股份有限公司 用于改性低密度聚乙烯的熔体流动指数的工艺
EP4389781A1 (en) * 2022-12-20 2024-06-26 Basell Polyolefine GmbH Process for modifiyng the melt flow index of low density polyethylene
US11976183B1 (en) 2022-12-19 2024-05-07 Basell Polyolefine Gmbh Process for modifiyng the melt flow index of low density polyethylene
US11976184B1 (en) 2022-12-19 2024-05-07 Basell Polyolefine Gmbh Process for modifiyng the melt flow index of low density polyethylene

Family Cites Families (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3412080A (en) 1957-04-02 1968-11-19 Union Carbide Corp Thermal treatment of high-density polyolefins
US2935502A (en) 1958-02-05 1960-05-03 Union Carbide Corp Process for the high temperature, high pressure shear degradation of solid polyethylene
US3087922A (en) 1958-05-13 1963-04-30 Phillips Petroleum Co Method and apparatus for pyrolyzing polymers
US3121070A (en) 1960-05-03 1964-02-11 Eastman Kodak Co Thermally modified polymers of polypropylene and other polymers and process for preparing the same
US3299181A (en) 1960-05-03 1967-01-17 Eastman Kodak Co Thermally modified polyethylene and other polymers and process for preparing the same
US3144436A (en) 1961-01-04 1964-08-11 Du Pont Process for degrading stereoregular polymers
BR6237778D0 (pt) 1961-04-12 1973-01-11 W Taban Processo continuo para produzir um poli-etileno modificado por um composto de acido maleico solido e poli-etileno modificado por composto de acido maleico solido
US3248469A (en) 1961-08-28 1966-04-26 Phillips Petroleum Co High shear visbreaking method and apparatus
US3230288A (en) 1961-09-01 1966-01-18 Phillips Petroleum Co Method of pyrolyzing, blending and extruding a 1-olefin polymer
NL297178A (enExample) 1962-08-31 1900-01-01
US3345352A (en) 1964-02-21 1967-10-03 Allied Chem Catalytic process for the thermal degradation of polyolefins
US3243405A (en) 1964-12-02 1966-03-29 Sun Oil Co Processing of ethylene-propylene copolymer
NL6607078A (enExample) 1966-05-24 1967-11-27
US3551943A (en) 1966-12-19 1971-01-05 Exxon Research Engineering Co Controlled degradation
US3519609A (en) 1967-06-07 1970-07-07 Eastman Kodak Co Method for making polyolefin waxes by thermal degradation of higher molecular weight polyolefins in the presence of organic acids and anhydrides
US3562788A (en) 1967-06-08 1971-02-09 Eastman Kodak Co Thermal degradation of polyolefins
US3634381A (en) 1968-04-27 1972-01-11 Basf Ag Degradation of high molecular weight polyisobutylene in extruders
US3598885A (en) 1968-07-11 1971-08-10 Standard Oil Co Process for preparation of low molecular weight polymers
DE1904739C3 (de) 1969-01-31 1980-12-18 Basf Ag, 6700 Ludwigshafen Verfahren zum Nachbehandeln von Hochdruck-Polyäthylen in einem Scheraggregat
US3842153A (en) 1969-07-23 1974-10-15 Midland Silicones Ltd Polypropylene
GB1311855A (en) 1969-07-23 1973-03-28 Dow Corning Ltd Polypropylene
US3608001A (en) 1969-08-26 1971-09-21 Exxon Research Engineering Co Controlled degradation of polypropylene in extruder-reactor
US3563972A (en) 1969-10-15 1971-02-16 Exxon Research Engineering Co Low melt elasticity composition of polypropylene
JPS506020B1 (enExample) * 1970-05-04 1975-03-10
US3803080A (en) 1970-05-22 1974-04-09 Huels Chemische Werke Ag Process for the defined increase of the molecular weight of solid,unsaturated elastomers
US3862265A (en) 1971-04-09 1975-01-21 Exxon Research Engineering Co Polymers with improved properties and process therefor
US3953655A (en) 1972-04-03 1976-04-27 Exxon Research And Engineering Company Polymers with improved properties and process therefor
US4001172A (en) 1972-04-03 1977-01-04 Exxon Research And Engineering Company Polymers with improved properties and process therefor
US3940379A (en) 1973-05-21 1976-02-24 Dart Industries, Inc. Process for controlled degradation of propylene polymers
US3898209A (en) 1973-11-21 1975-08-05 Exxon Research Engineering Co Process for controlling rheology of C{HD 3{B {30 {0 polyolefins
DE3003768A1 (de) 1980-02-01 1981-08-06 Ljudmila Konstantinovna Ašichmina Verfahren zur kontinuierlichen herstellung von polyolefinwachs
US4720540A (en) 1983-02-24 1988-01-19 Amoco Corporation Process for treating thermoplastic polymers
US4632977A (en) 1984-06-01 1986-12-30 The Hygenic Corporation Method of plasticizing thermoplastic polymers
US4632962A (en) * 1984-12-24 1986-12-30 General Electric Company Hydroxyl group graft modified polyolefins
US4749505A (en) 1985-07-08 1988-06-07 Exxon Chemical Patents Inc. Olefin polymer viscosity index improver additive useful in oil compositions
US4707524A (en) 1986-05-06 1987-11-17 Aristech Chemical Corporation Controlled-rheology polypropylene
US5324816A (en) 1987-06-22 1994-06-28 Allied-Signal Inc. Process for improving the properties of polymers
DE3869593D1 (de) 1988-01-21 1992-04-30 Idemitsu Petrochemical Co Verfahren zur herstellung von modifizierten polyaethylenen.
US5478906A (en) 1988-12-02 1995-12-26 E. I. Du Pont De Nemours And Company Ultrahigh molecular weight linear polyethylene and articles thereof
JP2957632B2 (ja) * 1990-04-04 1999-10-06 三井化学株式会社 α−オレフィン系共重合体の熱分解物およびその製造方法
EP0474889B1 (en) 1990-04-10 1998-01-07 Mitsui Petrochemical Industries, Ltd. Process for thermal degradation of polymer
JPH03292305A (ja) * 1990-04-10 1991-12-24 Mitsui Petrochem Ind Ltd ポリマーの熱減成方法
JP3051484B2 (ja) * 1991-04-02 2000-06-12 三井化学株式会社 熱分解ワックスの製造方法
US5346963A (en) 1993-04-28 1994-09-13 The Dow Chemical Company Graft-modified, substantially linear ethylene polymers and methods for their use
US5391617A (en) 1993-08-02 1995-02-21 Dsm Copolymer, Inc. Solid sheared polymer blends and process for their preparation
EP0661308B1 (de) * 1993-12-24 1999-06-02 Ticona GmbH Cycloolefincopolymere und Verfahren zu ihrer Herstellung
FI98916C (fi) 1994-03-24 1997-09-10 Borealis Polymers Oy Menetelmä eteenin ja -olefiinin kopolymeroimiseksi
US5451630A (en) 1994-08-02 1995-09-19 Dsm Copolymer, Inc. Solid sheared polymer blends and process for their preparation
FR2723880B1 (fr) 1994-08-30 1997-01-03 Bp Chemicals Snc Procede pour modifier un polyethylene dans une extrudeuse
DE4437754A1 (de) * 1994-10-21 1996-04-25 Basf Ag Verfahren zum thermomechanischen Abbau von Polyolefinen
US5541285A (en) * 1995-01-13 1996-07-30 Exxon Chemical Patents Inc. Method to process narrow molecular weight distribution polyolefins
US5594074A (en) 1995-02-21 1997-01-14 Shell Oil Company Process for improving processability of ultra low melt viscosity polymer
US5530073A (en) 1995-06-30 1996-06-25 Amoco Corporation Process for increased peroxide efficiency in controlled rheology polypropylene resin
US5587434A (en) 1995-10-13 1996-12-24 Union Carbide Chemicals & Plastics Technology Corporation Process for polymer degradation
NO980552D0 (no) 1998-02-09 1998-02-09 Borealis As Katalysatorbestandel og katalysator for (ko)polymerisering av etylen, og fremgangsmåte for fremstilling av slik
US6060584A (en) * 1998-05-13 2000-05-09 Eastman Chemical Company Process for the degradation of polyolefins

Also Published As

Publication number Publication date
DE60023546D1 (de) 2005-12-01
CN1423663A (zh) 2003-06-11
JP5390054B2 (ja) 2014-01-15
WO2001036495A1 (en) 2001-05-25
US6433133B1 (en) 2002-08-13
EP1237947B1 (en) 2005-10-26
BR0015594A (pt) 2002-07-09
MXPA02004888A (es) 2002-09-18
JP2003514926A (ja) 2003-04-22
CN1183167C (zh) 2005-01-05
EP1237947A1 (en) 2002-09-11
DE60023546T2 (de) 2006-04-20

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B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 16/11/2000, OBSERVADAS AS CONDICOES LEGAIS.

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Owner name: WESTLAKE LONGVIEW CORPORATION (US)

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Free format text: PATENTE EXTINTA EM 16.11.2020