BR8205955A - Composicao de polipropileno que tem alta resistencia ao impacto em baixas temperaturas e processo para sua preparacao - Google Patents

Composicao de polipropileno que tem alta resistencia ao impacto em baixas temperaturas e processo para sua preparacao

Info

Publication number
BR8205955A
BR8205955A BR8205955A BR8205955A BR8205955A BR 8205955 A BR8205955 A BR 8205955A BR 8205955 A BR8205955 A BR 8205955A BR 8205955 A BR8205955 A BR 8205955A BR 8205955 A BR8205955 A BR 8205955A
Authority
BR
Brazil
Prior art keywords
impact
preparation
high resistance
low temperatures
polypropylene composition
Prior art date
Application number
BR8205955A
Other languages
English (en)
Portuguese (pt)
Inventor
Paolo Galli
Mario Spataro
Original Assignee
Montedison Spa
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=11213670&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8205955(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Montedison Spa filed Critical Montedison Spa
Publication of BR8205955A publication Critical patent/BR8205955A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • 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
    • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/06—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type
    • C08F297/08—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins
    • C08F297/083—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins the monomers being ethylene or propylene
    • C08F297/086—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins the monomers being ethylene or propylene the block polymer contains at least three blocks
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10—Homopolymers or copolymers of propene
    • C08L23/12—Polypropene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/16—Ethene-propene or ethene-propene-diene copolymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2308/00—Chemical blending or stepwise polymerisation process with the same catalyst

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Graft Or Block Polymers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polymerisation Methods In General (AREA)
BR8205955A 1981-10-14 1982-10-11 Composicao de polipropileno que tem alta resistencia ao impacto em baixas temperaturas e processo para sua preparacao BR8205955A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24475/81A IT1140221B (it) 1981-10-14 1981-10-14 Composizioni polipropileniche aventi migliorate caratteristiche di resistenza all'urto alle basse temperature e procedimento di preparazione

Publications (1)

Publication Number Publication Date
BR8205955A true BR8205955A (pt) 1983-09-13

Family

ID=11213670

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8205955A BR8205955A (pt) 1981-10-14 1982-10-11 Composicao de polipropileno que tem alta resistencia ao impacto em baixas temperaturas e processo para sua preparacao

Country Status (16)

Country Link
US (1) US4521566A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0077532B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5876438A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR860001062B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AR (1) AR229192A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE36864T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU557946B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8205955A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1196140A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3278976D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES8400452A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GR (1) GR82270B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN157449B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1140221B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO161862C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA827427B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58152038A (ja) * 1982-03-04 1983-09-09 Mitsui Toatsu Chem Inc 射出成形用ポリプロピレン組成物
JPS59187043A (ja) * 1983-04-08 1984-10-24 Mitsui Petrochem Ind Ltd プロピレン重合体組成物及びその製法
NL8304438A (nl) * 1983-12-24 1985-07-16 Stamicarbon Slagvast etheen-propeen-blokcopolymeer en werkwijze voor de bereiding van een dergelijk blokcopolymeer.
NL8304439A (nl) * 1983-12-24 1985-07-16 Stamicarbon Slagvast etheen-propeen blokcopolymeer en werkwijze voor de bereiding van een dergelijk blokcopolymeer.
JPH0613626B2 (ja) * 1984-01-18 1994-02-23 三井石油化学工業株式会社 ポリプロピレン組成物
IT1206128B (it) * 1984-07-30 1989-04-14 Himont Inc Composizioni polipropileniche resistenti all'urto aventi migliorata resistenza allo sbiancamento.
JPS62112644A (ja) * 1985-11-11 1987-05-23 Nippon Petrochem Co Ltd 軟質ポリオレフイン系組成物
JP2598407B2 (ja) * 1987-05-11 1997-04-09 三井東圧化学株式会社 プロピレンーエチレン共重合体組成物及びその製造法
US4812526A (en) * 1987-06-08 1989-03-14 Union Carbide Corporation Impact polypropylene
JPH07100751B2 (ja) * 1987-11-11 1995-11-01 出光石油化学株式会社 プロピレン重合体組成物
US4950720A (en) * 1988-04-29 1990-08-21 Exxon Chemical Patents Inc. Modified polypropylene, process for making and article made from the same
JP2600829B2 (ja) * 1988-08-04 1997-04-16 三井石油化学工業株式会社 ポリプロピレン樹脂組成物
IT1227893B (it) * 1988-12-14 1991-05-14 Himont Inc Centerville Road Ne Composizioni polipropileniche aventi buona trasparenza e migliorata resistenza all'urto
IT1230133B (it) * 1989-04-28 1991-10-14 Himont Inc Composizioni polipropileniche plasto-elastiche
IT1231768B (it) * 1989-08-02 1991-12-21 Himont Inc Composizioni polipropileniche adatte alla modifica di bitumi.
IL95097A0 (en) * 1989-08-23 1991-06-10 Himont Inc Thermoplastic olefin polymer and its preparation
US5258464A (en) * 1990-01-29 1993-11-02 Shell Oil Company Impact copolymer compositions
IT1240417B (it) * 1990-02-28 1993-12-15 Himont Inc Procedimento per la produzione di film e corpi laminari polipropilenici e prodotti cosi' ottenuti
US5362782A (en) * 1990-05-14 1994-11-08 Shell Oil Company Polymer compositions
JP3014724B2 (ja) * 1990-06-27 2000-02-28 日産自動車株式会社 射出成形体
IT1243188B (it) * 1990-08-01 1994-05-24 Himont Inc Composizioni poliolefiniche elastoplastiche
US5212246A (en) * 1990-09-28 1993-05-18 Himont Incorporated Olefin polymer films
DE4117843A1 (de) * 1991-05-31 1992-12-03 Basf Ag Polypropylenmischungen mit zwei verschiedenen propylen-ethylen-copolymerisaten
JPH04372637A (ja) * 1991-06-21 1992-12-25 Mitsubishi Petrochem Co Ltd 熱可塑性重合体組成物
CZ5693A3 (en) * 1992-01-23 1993-10-13 Himont Inc Elastic yarn of polypropylene polymer and articles made therefrom
EP0564206A2 (en) * 1992-03-30 1993-10-06 Terumo Kabushiki Kaisha Medical container
EP0574821B1 (en) * 1992-06-18 1998-03-11 Montell Technology Company bv Process and apparatus for the gas-phase polymerization of olefins
IT1256157B (it) * 1992-10-09 1995-11-29 Composizione polimerica per fibre polipropileniche soffici, fibre ottenute da tale composizione e manufatti derivati da dette fibre
IT1271420B (it) * 1993-08-30 1997-05-28 Himont Inc Composizioni poliolefiniche aventi un elevato bilancio di rigidita' e resilienza
IT1273660B (it) * 1994-07-20 1997-07-09 Spherilene Srl Procedimento per la preparazione di polimeri amorfi del propilene
US5460884A (en) * 1994-08-25 1995-10-24 Kimberly-Clark Corporation Soft and strong thermoplastic polymer fibers and nonwoven fabric made therefrom
IT1270125B (it) * 1994-10-05 1997-04-28 Spherilene Srl Processo per la ( co) polimerizzazione di olefine
IT1274469B (it) 1995-05-11 1997-07-17 Spherilene Spa Composizioni poliolefiniche vulcanizzabili dinamicamente
IT1276121B1 (it) * 1995-11-14 1997-10-24 Montell Technology Company Bv Film multistrato estensibili
IT1276120B1 (it) * 1995-11-14 1997-10-24 Montell Technology Company Bv Film multistrato estensibili basati su lldpe
US6166161A (en) * 1996-06-24 2000-12-26 The Dow Chemical Company Incorporation of functionalized comonomers in polyolefins
WO1998009995A1 (en) 1996-09-04 1998-03-12 The Dow Chemical Company Incorporation of free radical inhibitors in polyolefins
US5861463A (en) * 1996-10-31 1999-01-19 The Dow Chemical Company Impact-modified thermoplastic polyolefins and articles fabricated therefrom
US6207754B1 (en) 1997-05-29 2001-03-27 Exxon Chemical Patents, Inc. Low modulus thermoplastic olefin compositions
IT1292138B1 (it) * 1997-06-12 1999-01-25 Montell Technology Company Bv Film multistrato estensibili
US6166139A (en) * 1998-12-28 2000-12-26 Visteon Global Technologies, Inc. Paintable, surface-damage resistant compounded grade thermoplastic olefin (TPO)
US6107404A (en) * 1998-12-28 2000-08-22 Ford Motor Company Paintable, surface-damage resistant reactor grade thermoplastic olefin (TPO)
ES2208301T3 (es) 1999-03-09 2004-06-16 Basell Polyolefine Gmbh Procedimiento multietapa para la (co)polimerizacion de olefinas.
KR20020007419A (ko) 2000-03-22 2002-01-26 간디 지오프레이 에이치. 이소택틱 프로필렌 중합체 및 감소된 이소택틱성을 갖는유연성 프로필렌 중합체의 열가소성 조성물 및 그 제조방법
ATE405594T1 (de) * 2002-01-15 2008-09-15 Advanced Elastomer Systems Thermoplastische elastomere
TW200427763A (en) * 2003-04-03 2004-12-16 Basell Poliolefine Spa Impact resistant polyolefin compositions
WO2005030815A1 (en) * 2003-09-23 2005-04-07 Dow Global Technologies Inc. Self limiting catalyst composition and propylene polymerization process
KR20070112105A (ko) 2004-10-04 2007-11-22 바셀 폴리올레핀 이탈리아 에스.알.엘 엘라스토머 폴리올레핀 조성물
CA2592143A1 (en) * 2004-12-23 2006-06-29 Basell Poliolefine Italia S.R.L. Polyolefinic compositions having good whitening resistance
CN101180357B (zh) 2005-05-27 2011-10-19 巴塞尔聚烯烃意大利有限责任公司 具有良好抗致白性的聚烯烃组合物
BRPI0620531B1 (pt) * 2005-11-22 2018-01-30 Basell Poliolefine Italia S.R.L. Composições poliolefínicas resistentes a impacto
WO2007060114A1 (en) * 2005-11-22 2007-05-31 Basell Poliolefine Italia S.R.L. Impact resistant polyolefin compositions
US20080312390A1 (en) * 2007-06-14 2008-12-18 Petrochina Company Limited Process for preparation of polyolefin alloy
KR20110104031A (ko) 2009-01-13 2011-09-21 바셀 폴리올레핀 이탈리아 에스.알.엘 중합체 조성물
CN102282182B (zh) 2009-01-13 2014-11-12 巴塞尔聚烯烃股份有限公司 聚乙烯共聚物
EP2592112A1 (en) 2011-11-11 2013-05-15 Basell Poliolefine Italia S.r.l. Polymer composition for bumpers and interiors and polyethylene-based resin precursor
EP2592111A1 (en) 2011-11-11 2013-05-15 Basell Poliolefine Italia S.r.l. Polymer composition for bumpers and interiors and polyethylene-based resin precursor
CN104558822B (zh) * 2013-10-25 2017-06-30 中国石油化工股份有限公司 一种聚丙烯组合物
EP3015503A1 (en) 2014-10-27 2016-05-04 Borealis AG Heterophasic polypropylene with improved stiffness/impact balance
US11548216B2 (en) 2018-03-21 2023-01-10 Hewlett-Packard Development Company, L.P. Three-dimensional printing
US11613646B2 (en) * 2018-03-21 2023-03-28 Hewlett-Packard Development Company, L.P. Material for three-dimensional printing comprising specific polypropylene block copolymer

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5847402B2 (ja) * 1976-02-13 1983-10-22 三井化学株式会社 成形用重合体組成物およびその製法
US3200173A (en) * 1960-02-08 1965-08-10 Hercules Powder Co Ltd Process for preparing blends of polypropylene with copolymers of ethylene and propylene
US3651120A (en) * 1969-02-27 1972-03-21 Allied Chem Polyfluoroisoalkoxyalkyl sulfuric acids and salts thereof
JPS5317989B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-07-18 1978-06-12
IT1054410B (it) * 1975-11-21 1981-11-10 Mitsui Petrochemical Ind Catalizzatori per la polimerizzazione delle alfa olefine
JPS5388049A (en) * 1977-01-13 1978-08-03 Mitsui Petrochem Ind Ltd Molding polymer composition and its preparation
JPS5571712A (en) * 1978-11-24 1980-05-30 Mitsubishi Petrochem Co Ltd Preparation of modified polypropylene
US4251646A (en) * 1979-07-27 1981-02-17 Exxon Research & Engineering Co. Thermoplastic blend of polypropylene, EPM and propylene-ethylene copolymer
JPS5645935A (en) * 1979-09-22 1981-04-25 Idemitsu Petrochem Co Ltd Polypropylene composition for which thermoforming cycle can be reduced
JPS5688447A (en) * 1979-12-21 1981-07-17 Mitsubishi Petrochem Co Ltd Propylene polymer composition containing inorganic filler
JPS5727731A (en) * 1980-07-29 1982-02-15 Bridgestone Corp Processing method of elastic foam
IT1209255B (it) * 1980-08-13 1989-07-16 Montedison Spa Catalizzatori per la polimerizzazione di olefine.
JPS5765740A (en) * 1980-10-13 1982-04-21 Mitsui Petrochem Ind Ltd Molding polymer composition
FR2493856B1 (fr) * 1980-11-13 1986-03-21 Naphtachimie Sa Compositions de polypropylene a haute resistance au choc

Also Published As

Publication number Publication date
KR860001062B1 (ko) 1986-08-04
NO823389L (no) 1983-04-15
GR82270B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1984-12-13
NO161862C (no) 1989-10-04
ES516450A0 (es) 1983-11-01
NO161862B (no) 1989-06-26
DE3278976D1 (en) 1988-10-06
AU557946B2 (en) 1987-01-15
CA1196140A (en) 1985-10-29
EP0077532B2 (en) 1992-12-09
KR840002015A (ko) 1984-06-11
ES8400452A1 (es) 1983-11-01
JPS5876438A (ja) 1983-05-09
IN157449B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-03-29
EP0077532B1 (en) 1988-08-31
JPH0463905B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-10-13
IT8124475A0 (it) 1981-10-14
IT1140221B (it) 1986-09-24
ATE36864T1 (de) 1988-09-15
ZA827427B (en) 1983-09-28
AU8925182A (en) 1983-04-21
EP0077532A2 (en) 1983-04-27
EP0077532A3 (en) 1984-12-19
US4521566A (en) 1985-06-04
AR229192A1 (es) 1983-06-30

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