PT91234A - Processo de tratamento termico de polipropileno irradiado - Google Patents

Processo de tratamento termico de polipropileno irradiado

Info

Publication number
PT91234A
PT91234A PT91234A PT9123489A PT91234A PT 91234 A PT91234 A PT 91234A PT 91234 A PT91234 A PT 91234A PT 9123489 A PT9123489 A PT 9123489A PT 91234 A PT91234 A PT 91234A
Authority
PT
Portugal
Prior art keywords
treatment process
thermal treatment
polypropylene thermal
irradiated polypropylene
irradiated
Prior art date
Application number
PT91234A
Other languages
English (en)
Other versions
PT91234B (pt
Inventor
Anthony J Denicola Jr
Original Assignee
Himont Inc
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 by Himont Inc filed Critical Himont Inc
Publication of PT91234A publication Critical patent/PT91234A/pt
Publication of PT91234B publication Critical patent/PT91234B/pt

Links

Classifications

    • 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
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12—Chemical modification
    • C08J7/16—Chemical modification with polymerisable compounds
    • C08J7/18—Chemical modification with polymerisable compounds using wave energy or particle radiation
    • 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
    • C08F6/02—Neutralisation of the polymerisation mass, e.g. killing the catalyst also removal of catalyst residues
    • 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
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/28—Treatment by wave energy or particle radiation
    • 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
    • Y10S522/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S522/915—Synthetic resins or natural rubbers -- part of the class 520 series involving inert gas, steam, nitrogen gas, or carbon dioxide

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)
  • Toxicology (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
PT91234A 1988-07-22 1989-07-20 Processo de tratamento termico de polipropileno irradiado PT91234B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/223,136 US5047446A (en) 1988-07-22 1988-07-22 Thermal treatment of irradiated propylene polymer material

Publications (2)

Publication Number Publication Date
PT91234A true PT91234A (pt) 1990-02-08
PT91234B PT91234B (pt) 1995-03-01

Family

ID=22835187

Family Applications (1)

Application Number Title Priority Date Filing Date
PT91234A PT91234B (pt) 1988-07-22 1989-07-20 Processo de tratamento termico de polipropileno irradiado

Country Status (18)

Country Link
US (1) US5047446A (pt)
EP (1) EP0351866B1 (pt)
JP (1) JP2655915B2 (pt)
KR (1) KR0133685B1 (pt)
CN (1) CN1027376C (pt)
AR (1) AR243550A1 (pt)
AT (1) ATE147762T1 (pt)
AU (1) AU620880B2 (pt)
BR (1) BR8903636A (pt)
CA (1) CA1325864C (pt)
DE (1) DE68927653T2 (pt)
FI (1) FI893490A (pt)
IL (1) IL90597A0 (pt)
MX (1) MX170695B (pt)
MY (1) MY107041A (pt)
NO (1) NO172346C (pt)
PT (1) PT91234B (pt)
ZA (1) ZA894688B (pt)

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3688258T3 (de) * 1985-01-31 2001-02-22 Montell North America Inc Polypropylen mit freier Langkettenverzweigung, Verfahren zur Herstellung und Verwendung davon.
US5140074A (en) * 1990-01-26 1992-08-18 Himont Incorporated Method of producing olefin polymer graft copolymers
US5116881A (en) * 1990-03-14 1992-05-26 James River Corporation Of Virginia Polypropylene foam sheets
US5200439A (en) * 1990-04-13 1993-04-06 Mitsui Toatsu Chemicals, Inc. Method for increasing intrinsic viscosity of syndiotactic polypropylene
US5508319A (en) * 1991-06-21 1996-04-16 Montell North America Inc. High melt strength, ethylene polymer, process for making it, and use thereof
FR2692583A1 (fr) * 1992-05-29 1993-12-24 Mezza Michel Mise en application d'une réaction photochimique sur divers produits en polypropylène, copolymère ou homogène et polyéthylène haute ou basse densité.
US5368919A (en) * 1993-05-20 1994-11-29 Himont Incorporated Propylene polymer compositions containing high melt strength propylene polymer material
US5414049A (en) * 1993-06-01 1995-05-09 Howmedica Inc. Non-oxidizing polymeric medical implant
US5414027A (en) * 1993-07-15 1995-05-09 Himont Incorporated High melt strength, propylene polymer, process for making it, and use thereof
US5508318A (en) * 1993-07-15 1996-04-16 Montell North America Inc. Compositions of irradiated and non-irradiated olefin polymer materials with reduced gloss
JP2793482B2 (ja) * 1993-10-13 1998-09-03 昭和電工株式会社 ポリオレフィン系樹脂組成物およびその成形体
JP3171422B2 (ja) * 1994-04-20 2001-05-28 日本原子力研究所 改質ポリプロピレンを製造する方法および成形品
CA2166450C (en) * 1995-01-20 2008-03-25 Ronald Salovey Chemically crosslinked ultrahigh molecular weight polyethylene for artificial human joints
US5703203A (en) * 1995-03-31 1997-12-30 Montell North America Inc. Removal of oligomers from substantially crystalline, α-olefin polymers
IT1274503B (it) * 1995-05-15 1997-07-17 Montell North America Inc Fibre poliolefiniche ad elevata tenacita'
GB9512146D0 (en) * 1995-06-15 1995-08-16 At & T Global Inf Solution An actuation apparatus
US5670595A (en) * 1995-08-28 1997-09-23 Exxon Chemical Patents Inc. Diene modified polymers
DE19544858C2 (de) * 1995-10-02 1998-09-10 Silver Plastics Gmbh & Co Kg Verfahren zum Herstellen einer thermogeformten Verpackung
DE59710063D1 (de) * 1996-02-01 2003-06-18 Borealis Gmbh Schwechat Mannsw Strukturisomere Poly(alkylethylene)
US8563623B2 (en) * 1996-02-13 2013-10-22 The General Hospital Corporation Radiation melt treated ultra high molecular weight polyethylene prosthetic devices
US8865788B2 (en) * 1996-02-13 2014-10-21 The General Hospital Corporation Radiation and melt treated ultra high molecular weight polyethylene prosthetic devices
US5820981A (en) * 1996-04-02 1998-10-13 Montell North America Inc. Radiation visbroken polypropylene and fibers made therefrom
JP2000514481A (ja) 1996-07-09 2000-10-31 ザ オーソピーディック ホスピタル 放射線及び熱処理を用いた低摩耗ポリエチレンの架橋
US6218023B1 (en) 1997-04-21 2001-04-17 Montell North America, Inc. Co-extruded laminate comprising at least one propylene graft copolymer layer
JPH1160834A (ja) * 1997-08-08 1999-03-05 Tosoh Corp プロピレン系樹脂組成物
US6060533A (en) * 1998-01-09 2000-05-09 Montell North America Inc. Process for making foam articles having good low temperature toughness from high melt strength propyline polymer materials
US6692679B1 (en) 1998-06-10 2004-02-17 Depuy Orthopaedics, Inc. Cross-linked molded plastic bearings
JP4503114B2 (ja) * 1998-06-10 2010-07-14 デピュイ・オルソペディックス・インコーポレイテッド 架橋成形したプラスチック支持体
CN1318075A (zh) 1998-09-15 2001-10-17 国际电力有限公司 水基接枝
US6306518B1 (en) 1999-05-19 2001-10-23 Montell Technology Company Bv High surface gloss, co-extruded sheets from propylene polymer materials
US6489019B1 (en) 1999-05-19 2002-12-03 Basell Poliolefine Italia S.P.A. High surface gloss, co-extruded sheets from olefin polymer materials
DE19937566C2 (de) * 1999-08-09 2001-06-28 Forschungszentrum Juelich Gmbh Hochdruckpolarisator für Edelgase und Verfahren zum Betreiben des Polarisators
US6624099B1 (en) 1999-12-17 2003-09-23 Basell Poliolefine Italia S.P.A. Glass-reinforced multi-layer sheets from olefin polymer materials
EP1268587A1 (en) * 1999-12-30 2003-01-02 OPP Petroquimica S.A. Process for preparing high melt strength polypropylene and crosslinked polypropylene prepared therewith
US6395799B1 (en) 2000-02-21 2002-05-28 Smith & Nephew, Inc. Electromagnetic and mechanical wave energy treatments of UHMWPE
EP1170322A1 (en) * 2000-07-04 2002-01-09 ATOFINA Research Heat sealing polyolefins
EP1170309A1 (en) * 2000-07-05 2002-01-09 ATOFINA Research Production of propylene copolymers having improved properties
EP1170306A1 (en) * 2000-07-05 2002-01-09 ATOFINA Research Production of polypropylene having improved properties
EP1170307A1 (en) * 2000-07-05 2002-01-09 ATOFINA Research Moulding of polyolefins having improved properties
EP1170305A1 (en) * 2000-07-05 2002-01-09 ATOFINA Research Production of polyolefins having improved properties
CA2323307A1 (en) 2000-10-16 2002-04-16 Peter Jackson Crosslinked, heat shrinkable polypropylene compositions
US6620695B2 (en) * 2001-07-30 2003-09-16 The United States Of America As Represented By The Secretary Of The Navy Method for increasing fracture toughness and reducing brittleness of semi-crystalline polymer
CA2429930C (en) 2002-06-06 2008-10-14 Howmedica Osteonics Corp. Sequentially cross-linked polyethylene
US6677395B1 (en) * 2002-11-27 2004-01-13 Basell Poliolefine Italia S.P.A. Irradiated, oxidized olefin polymer dispersing agents
US6869982B2 (en) * 2002-11-27 2005-03-22 Basell Poliolefine Italia S.P.A. Irradiated, oxidized olefin polymer coupling agents
EP1429346B1 (en) * 2002-12-12 2009-03-25 Borealis Technology Oy Coaxial cable comprising dielectric material
CA2535444A1 (en) * 2003-08-12 2005-02-17 Basell Poliolefine Italia S.R.L. Irradiated butene-1 polymer compositions
US20070155884A1 (en) * 2004-11-12 2007-07-05 Basell Poliolefine Italia S.R.L. Filled olefin polymer compositions having improved mechanical properties and scratch resistance
US7456231B2 (en) * 2005-02-02 2008-11-25 Shawcor Ltd. Radiation-crosslinked polyolefin compositions
US8076416B2 (en) 2005-02-04 2011-12-13 Exxonmobil Chemical Patents Inc. Thermoplastic vulcanizates and their use
US20060255501A1 (en) * 2005-05-11 2006-11-16 Shawcor Ltd. Crosslinked chlorinated polyolefin compositions
EP1847555A1 (en) * 2006-04-18 2007-10-24 Borealis Technology Oy Multi-branched Polypropylene
WO2009003930A1 (en) 2007-06-29 2009-01-08 Basell Poliolefine Italia S.R.L. An irradiated polyolefin composition comprising a non - phenolic stabilizer
US20090163666A1 (en) * 2007-12-21 2009-06-25 David John Lohse Polymer compositions exhibiting enhanced flow-induced crystallization
EP2460640B1 (en) * 2008-05-05 2014-08-27 A. Schulman, Inc. Multilayer clear over color polyolefin sheets and layered backing structure
US7935740B2 (en) 2008-12-30 2011-05-03 Basell Poliolefine Italia S.R.L. Process for producing high melt strength polypropylene
US20100227966A1 (en) * 2009-03-06 2010-09-09 Shawcor Ltd. Moisture-crosslinked polyolefin compositions
US8220226B2 (en) 2009-08-04 2012-07-17 E-Beam Services, Inc. Electron beam irradiation of bulk material solids
CN101783208B (zh) * 2010-03-20 2011-06-08 深圳市穗榕同轴电缆科技有限公司 一种埋墙用电视同轴电缆
CN102280209B (zh) * 2011-07-25 2012-05-23 南京大学 一种高能加速器电子束叠层辐照交联线缆的方法
CN103924440B (zh) * 2014-05-07 2016-05-11 中国科学院上海应用物理研究所 一种交联聚丙烯腈纤维的制备方法
WO2016164616A1 (en) * 2015-04-07 2016-10-13 Xyleco, Inc. Monitoring methods and systems for processing biomass
EP3469020B1 (en) * 2016-06-10 2020-06-03 E-Beam Services, Inc. Thermal treatment of irradiated material solids using a heat transfer liquid
CN111918920A (zh) 2018-04-10 2020-11-10 埃克森美孚化学专利公司 热塑性硫化橡胶组合物
CN112384542A (zh) 2018-06-28 2021-02-19 埃克森美孚化学专利公司 聚乙烯组合物、电线和电缆及其制备方法
EP3850255A1 (en) 2018-09-14 2021-07-21 ExxonMobil Chemical Patents Inc. Thermoplastic vulcanizate compositions their preparation and use in flexible tubular pipes
EP3983483A1 (en) 2019-06-13 2022-04-20 ExxonMobil Chemical Patents Inc. Automotive weather seals formed with thermoplastic vulcanizate compositions
WO2020257630A1 (en) 2019-06-21 2020-12-24 Exxonmobil Chemical Patents Inc. Thermoplastic vulcanizate compositions
CN112759768B (zh) 2019-10-21 2022-01-28 国家能源投资集团有限责任公司 聚丙烯改性剂及其制备方法和聚丙烯组合物和聚丙烯材料及其制备方法
CN112759826B (zh) 2019-10-21 2021-10-22 国家能源投资集团有限责任公司 可发泡聚丙烯组合物和发泡聚丙烯及其制备方法
CA3219389A1 (en) 2021-05-12 2022-11-17 Borealis Ag High melt strength polypropylene
US11471848B1 (en) * 2021-10-22 2022-10-18 Advanced Fusion Systems Llc Universal chemical processor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1377951A (fr) * 1963-01-09 1964-11-06 Huels Chemische Werke Ag Procédé pour la dégradation thermique commandée de thermoplastes
US4586995A (en) * 1982-09-17 1986-05-06 Phillips Petroleum Company Polymer and irradiation treatment method
DE3688258T3 (de) * 1985-01-31 2001-02-22 Montell North America Inc Polypropylen mit freier Langkettenverzweigung, Verfahren zur Herstellung und Verwendung davon.
ZA86528B (en) * 1985-01-31 1986-09-24 Himont Inc Polypropylene with free-end long chain branching,process for making it,and use thereof
NL8502298A (nl) * 1985-08-21 1987-03-16 Stamicarbon Werkwijze voor het vervaardigen van polyethyleenvoorwerpen met hoge treksterkte en modulus.

Also Published As

Publication number Publication date
PT91234B (pt) 1995-03-01
IL90597A0 (en) 1990-01-18
CN1039817A (zh) 1990-02-21
MY107041A (en) 1995-09-30
NO892726L (no) 1990-01-23
MX170695B (es) 1993-09-07
EP0351866A3 (en) 1992-04-08
KR900001765A (ko) 1990-02-27
FI893490A0 (fi) 1989-07-19
JP2655915B2 (ja) 1997-09-24
JPH0269533A (ja) 1990-03-08
FI893490A (fi) 1990-01-23
ZA894688B (en) 1990-03-28
BR8903636A (pt) 1990-03-13
EP0351866A2 (en) 1990-01-24
KR0133685B1 (ko) 1998-04-21
AU3677689A (en) 1990-03-08
CN1027376C (zh) 1995-01-11
NO172346C (no) 1993-07-07
EP0351866B1 (en) 1997-01-15
DE68927653T2 (de) 1997-06-12
AR243550A1 (es) 1993-08-31
AU620880B2 (en) 1992-02-27
NO172346B (no) 1993-03-29
NO892726D0 (no) 1989-06-30
ATE147762T1 (de) 1997-02-15
DE68927653D1 (de) 1997-02-27
CA1325864C (en) 1994-01-04
US5047446A (en) 1991-09-10

Similar Documents

Publication Publication Date Title
PT91234A (pt) Processo de tratamento termico de polipropileno irradiado
BR8702115A (pt) Processo de hidroconversao
PT86692A (pt) Processo de soldadura
BR8700966A (pt) Processo de adesao e estiramento de lencol nao-tecido
PT84415B (pt) Processo de purificacao de alfa-1-antiprotease
BR8807298A (pt) Aparelho e processo de filtracao
BR8900962A (pt) Composicao bactericida e processo de tratamento
BR9004544A (pt) Processo de tratamento do mineral
PT89723A (pt) Processo e aparelho de armazenagem termica
BR8706225A (pt) Processo de adsorcao
BR8606251A (pt) Anodio e processo de geracao de halogenios
BR8907508A (pt) Processo de hidrofluoretacao catalisada
BR8805636A (pt) Processo de alquilacao
IT9020783A0 (it) trattamente termico
BR8800586A (pt) Catalisador e processo de preparacao do mesmo
PT92171A (pt) Processo de preparacao de n-fosfonometil-glicina
BR8907504A (pt) Processo de hidrofluoracao catalisada
BR9101496A (pt) Processo para tratamento de tecidos
BR9006253A (pt) Emulsoes aquosas concentradas e processo de preparacao destas emulsoes
BR8705762A (pt) Processo de tratamento termico
BR8905606A (pt) Processo para tratamento continuo
BR8707074A (pt) Processo
BR8705793A (pt) Processo de tratamento de esterco
PT84096B (pt) Processo de tratamento de superficie de produtos de cortica
PT90917A (pt) Processo de granulacao

Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19940817

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19960229