ATE13187T1 - Verfahren zur behandlung von linearem polyaethylen niedriger dichte mit freie radikale bildenden organischen peroxiden. - Google Patents

Verfahren zur behandlung von linearem polyaethylen niedriger dichte mit freie radikale bildenden organischen peroxiden.

Info

Publication number
ATE13187T1
ATE13187T1 AT82400965T AT82400965T ATE13187T1 AT E13187 T1 ATE13187 T1 AT E13187T1 AT 82400965 T AT82400965 T AT 82400965T AT 82400965 T AT82400965 T AT 82400965T AT E13187 T1 ATE13187 T1 AT E13187T1
Authority
AT
Austria
Prior art keywords
organic peroxides
treatment
polyaethylene
low density
free radical
Prior art date
Application number
AT82400965T
Other languages
English (en)
Inventor
Jean Paul Thiersault
Alain Senez
Jean Louis Vidal
Original Assignee
Bp Chimie Sa
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9259734&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE13187(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bp Chimie Sa filed Critical Bp Chimie Sa
Application granted granted Critical
Publication of ATE13187T1 publication Critical patent/ATE13187T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/14—Peroxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92514—Pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/802—Heating
    • 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
    • C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
    • C08F2800/20—Copolymer characterised by the proportions of the comonomers expressed as weight or mass percentages
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/26—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers modified by chemical after-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/26—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers modified by chemical after-treatment
    • C08J2323/30—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers modified by chemical after-treatment by oxidation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
AT82400965T 1981-06-22 1982-05-26 Verfahren zur behandlung von linearem polyaethylen niedriger dichte mit freie radikale bildenden organischen peroxiden. ATE13187T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8112184A FR2508047B1 (fr) 1981-06-22 1981-06-22 Procede de traitement de polyethylene de basse densite lineaire par des peroxydes organiques, generateurs de radicaux libres
EP82400965A EP0069603B2 (de) 1981-06-22 1982-05-26 Verfahren zur Behandlung von linearem Polyäthylen niedriger Dichte mit freie Radikale bildenden organischen Peroxiden

Publications (1)

Publication Number Publication Date
ATE13187T1 true ATE13187T1 (de) 1985-05-15

Family

ID=9259734

Family Applications (1)

Application Number Title Priority Date Filing Date
AT82400965T ATE13187T1 (de) 1981-06-22 1982-05-26 Verfahren zur behandlung von linearem polyaethylen niedriger dichte mit freie radikale bildenden organischen peroxiden.

Country Status (10)

Country Link
US (2) US4460750A (de)
EP (1) EP0069603B2 (de)
JP (1) JPS585330A (de)
AT (1) ATE13187T1 (de)
CA (1) CA1169198A (de)
DE (1) DE3263649D1 (de)
ES (1) ES8305005A1 (de)
FR (1) FR2508047B1 (de)
MY (1) MY8800146A (de)
PT (1) PT75072B (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5871904A (ja) * 1981-10-23 1983-04-28 Asahi Chem Ind Co Ltd 変性エチレン−αオレフィン共重合体の製造方法
JPS58194904A (ja) * 1982-05-11 1983-11-14 Asahi Chem Ind Co Ltd 変性エチレン−αオレフィン共重合体の製造方法
JPS5998111A (ja) * 1982-11-29 1984-06-06 Tokuyama Soda Co Ltd 変性ランダム共重合体の製造方法
US4578431A (en) * 1983-08-31 1986-03-25 Mobil Oil Corporation Process for improving melt strength of ethylene polymers by treatment with organic peroxide
FR2562546B1 (fr) * 1984-04-09 1987-01-23 Bp Chimie Sa Procede de traitement de polyethylene de basse densite lineaire destine a la fabrication par extrusion de corps creux, tubes et gaines
US4614764A (en) * 1985-03-06 1986-09-30 Mobil Oil Corporation Linear low density ethylene polymers blended with modified linear low density ethylene polymers
FR2592051B1 (fr) * 1985-12-24 1988-10-14 Charbonnages Ste Chimique Compositions de polymeres de l'ethylene, un procede pour leur preparation et leur application a l'obtention d'articles industriels
DE3642266A1 (de) * 1986-12-11 1987-04-23 Rauer Kurt Abbau von polyethylen mittels radikalbildner
DE3742845C2 (de) * 1987-12-17 1996-07-11 Danubia Petrochem Deutschland Verfahren zur Herstellung von faserverstärkten Polypropylenbahnen sowie faserverstärkte Polypropylenbahnen
US5051531A (en) * 1988-05-31 1991-09-24 Atochem North America, Inc. Antioxidant-peroxides
US5110870A (en) * 1989-01-06 1992-05-05 Mitsubishi Kasei Corporation Extensible film or sheet and process for producing the same
US5047485A (en) * 1989-02-21 1991-09-10 Himont Incorporated Process for making a propylene polymer with free-end long chain branching and use thereof
US5073598A (en) * 1989-06-21 1991-12-17 Mobil Oil Corporation Method for improving the processing characteristics of polyethylene blends
US5405917A (en) * 1992-07-15 1995-04-11 Phillips Petroleum Company Selective admixture of additives for modifying a polymer
DE69425725T2 (de) * 1993-12-24 2001-04-19 Canon K.K., Tokio/Tokyo Toner zur Entwicklung elektrostatischer Bilder, Bilderzeugungsverfahren und Prozesskassette
US5486575A (en) * 1994-03-08 1996-01-23 Quantum Chemical Corporation High performance blow molding resins and process for their preparation
US5756203A (en) * 1994-12-27 1998-05-26 Mobil Oil Corporation LLDPE films with improved impact strength
US5589551A (en) * 1995-02-22 1996-12-31 Mobil Oil Corporation Swell reduction of chromium catalyzed HDPE resins by controlled degradation using high temperature peroxides
EP0755971B1 (de) * 1995-07-28 2002-03-06 Tosoh Corporation Formmasse, Zusammensetzung die diese Formmasse enthält und Verfahren zu deren Herstellung
ES2161444T3 (es) 1996-03-05 2001-12-01 Dow Chemical Co Poliolefinas con reologia modificada.
ATE223443T1 (de) 1997-08-27 2002-09-15 Dow Chemical Co Elastomere mit verbesserter verarbeitbarkeit
IT1304499B1 (it) * 1998-12-22 2001-03-19 Enichem Spa Procedimento per ridurre il peso molecolare di copolimeri eterpolimeri dell'etilene.
US6248840B1 (en) 1998-12-28 2001-06-19 Phillips Petroleum Company Process to produce a composition
BR9906086B1 (pt) * 1999-12-21 2009-01-13 aplicaÇço de polietileno linear de baixa densidade (pelbd) modificado em filmes termocontrÁteis e filmes termocontrÁteis.
US6632680B1 (en) * 2000-09-22 2003-10-14 Deslauriers Paul J. Measurement of short chain branching in olefin copolymers using chemometric analysis
US6673892B2 (en) 2002-04-29 2004-01-06 Eastman Chemical Company Process for reducing residual free radical polymerizable monomer content of polymers
AU2003292779A1 (en) * 2002-12-27 2004-07-29 Nof Corporation METHOD FOR PRODUCING HYDROXYL-MODIFIED ETHYLENE-Alpha-OLEFIN COPOLYMER
US7285617B2 (en) * 2004-10-08 2007-10-23 Exxonmobil Chemical Patents Inc. Oxygen tailoring of polyethylene blow molding resins
US7803629B2 (en) * 2006-06-27 2010-09-28 Chevron Phillips Chemical Company, Lp Method for employing SEC-FTIR data to predict mechanical properties of polyethylene
US7399809B1 (en) * 2007-01-11 2008-07-15 Equistar Chemicals, Lp Modifying polyethylene made by Ziegler or single-site catalyst with free radical initiator
US8586676B2 (en) 2010-03-09 2013-11-19 Exxonmobil Chemical Patents Inc. Polymer compositions and articles made therefrom
EP3313899B1 (de) * 2015-06-29 2021-12-22 SABIC Global Technologies B.V. Verwendung einer freien radikalen initiatoren zusammensetzung zur verminderung von gelen in polyethylenmaterialien
EP3327077A1 (de) * 2016-11-24 2018-05-30 SABIC Global Technologies B.V. Verfahren oder verwendung zur herstellung von polyethylenmaterialien mit vermindertem gelgehalt
EP3574048B1 (de) * 2017-01-27 2023-07-26 Equistar Chemicals LP Peroxidmodifiziertes polyethylen, zusammensetzungen und anwendungen
EP4263631A1 (de) * 2020-12-18 2023-10-25 Borealis AG Modifizierung von polyethylenterpolymer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE581218A (de) * 1958-07-30
BE623941A (de) * 1959-01-27
FR1377951A (fr) * 1963-01-09 1964-11-06 Huels Chemische Werke Ag Procédé pour la dégradation thermique commandée de thermoplastes
GB1379853A (en) * 1971-02-17 1975-01-08 Snam Progetti Polyethylenes and a process for the production of the same
US3956253A (en) * 1972-09-16 1976-05-11 Ruhrchemie Aktiengesellschaft Polyethylene molding compounds of high-wear resistance
US4025706A (en) * 1974-11-27 1977-05-24 Union Carbide Corporation Composition with peroxides and process for avoiding scorching of ethylene polymer composition
US4015058A (en) * 1974-11-27 1977-03-29 Union Carbide Corporation Composition with dicumyl peroxide and process for avoiding scorching of ethylene polymer composition
US4006283A (en) * 1974-12-23 1977-02-01 General Electric Company Preparation of di-tertiary butyl peroxide crosslink polyolefin materials

Also Published As

Publication number Publication date
US4460750A (en) 1984-07-17
JPH0246052B2 (de) 1990-10-12
EP0069603B2 (de) 1990-10-31
ES513309A0 (es) 1983-03-16
PT75072B (en) 1983-12-28
DE3263649D1 (en) 1985-06-13
CA1169198A (en) 1984-06-12
EP0069603A1 (de) 1983-01-12
FR2508047A1 (fr) 1982-12-24
EP0069603B1 (de) 1985-05-08
MY8800146A (en) 1988-12-31
PT75072A (en) 1982-07-01
USRE33269E (en) 1990-07-17
FR2508047B1 (fr) 1985-10-11
ES8305005A1 (es) 1983-03-16
JPS585330A (ja) 1983-01-12

Similar Documents

Publication Publication Date Title
ATE13187T1 (de) Verfahren zur behandlung von linearem polyaethylen niedriger dichte mit freie radikale bildenden organischen peroxiden.
ATE20591T1 (de) Katalysatorzusammensetzung fuer die anwendung in der polymerisation oder copolymerisation von olefinen.
GB1097679A (en) Process for preparing fluorine and oxygen-containing organic compounds, and productsobtainable by the process
DE69101775D1 (de) Verfahren zur Herstellung von Wasserstoffperoxid.
DE69204484D1 (de) Verfahren zur Herstellung von Wasserstoffperoxyd.
DE69424732D1 (de) Verwendung eines imidazols zur herstellung eines medikamentes zur behandlung der arteriosklerose
ATE209662T1 (de) Verfahren zur herstellung kristalliner poly-alpha-olefine mit monozyklopentadienylkompex von übergangsmetallen
DE3371342D1 (en) Catalyst composition and process for polymerizing olefins
ES2096753T3 (es) Proceso para la purificacion y tapado final de polioles hechos mediante la utilizacion de catalizadores de cianuro bimetalicos.
ATE247958T1 (de) Verwendung von imidazole zur behandlung von krankheiten, die durch neovaskularisierung gekennzeichnet sind
ATE2438T1 (de) Umlagerung von siloxanbindungen durch feste perfluorpolymere mit seitlichen sulfonsaeuregruppen.
DE3685583D1 (de) Verfahren zur oligomerisation.
DE60102448D1 (de) Verfahren zur herstellung von polyolefinen
ATA9075A (de) Verahren zur herstellung von topfen, joghurt od. dgl. sowie becher zur durchfuehrung des verfahrens
ATE239682T1 (de) Verfahren zur herstellung von hex-1-en
ATE39492T1 (de) Verfahren zur herstellung von homo- und copolymeren von aethylen.
JPS5373484A (en) Production of fluorocarbon cation exchange membrane
ATE80366T1 (de) Verfahren fuer die aufbereitung von schlammhaltigem wasser.
DE3784730D1 (de) Weiche kontaktlinse und verfahren zu deren herstellung.
ATE30410T1 (de) Kontinuierliches verfahren zur herstellung von 1,2-alkandiolen.
ATE68779T1 (de) Verfahren zur herstellung vicinaler diole.
KR910016342A (ko) 항원 용액을 위한 보조제로서의 아연, 칼슘 하이드록 사이드, 렉시틴 및 pao의 용도, 및 이러한 유형의 보조제로 처리된 항원 용액
DK0728159T3 (da) Modifikation af (co)polymerer med umættende persyrer
DE50110561D1 (de) Non-metallocene, verfahren zur herstellung von diesen und deren verwendung zur polymerisation von olefinen
GB2114583B (en) Olefin polymerisation catalysts, methods for the production thereof and use in the polymerisation of olefins

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee