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RU2000120472A - POLYOLEFIN COMPOSITION HAVING A GOOD COMBINATION OF RIGIDITY AND IMPACT RESISTANCE - Google Patents

POLYOLEFIN COMPOSITION HAVING A GOOD COMBINATION OF RIGIDITY AND IMPACT RESISTANCE

Info

Publication number
RU2000120472A
RU2000120472A RU2000120472/04A RU2000120472A RU2000120472A RU 2000120472 A RU2000120472 A RU 2000120472A RU 2000120472/04 A RU2000120472/04 A RU 2000120472/04A RU 2000120472 A RU2000120472 A RU 2000120472A RU 2000120472 A RU2000120472 A RU 2000120472A
Authority
RU
Russia
Prior art keywords
polyolefin composition
composition according
component
flow rate
melt flow
Prior art date
Application number
RU2000120472/04A
Other languages
Russian (ru)
Other versions
RU2222553C2 (en
Inventor
Антео ПЕЛЛИКОНИ
Джованни ГАЛЕТТИ
Паоло ФЕРРАРИ
Original Assignee
МОНТЕК Ю Эс Эй ИНК.
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 МОНТЕК Ю Эс Эй ИНК. filed Critical МОНТЕК Ю Эс Эй ИНК.
Publication of RU2000120472A publication Critical patent/RU2000120472A/en
Application granted granted Critical
Publication of RU2222553C2 publication Critical patent/RU2222553C2/en

Links

Claims (8)

1. Полиолефиновая композиция, содержащая (в процентах по массе) (A) от 40 до 60% полимера пропилена с широким молекулярно-массовым распределением (компонент А), имеющего показатель полидисперсности от 5 до 15 и скорость течения расплава от 80 до 200 г/10 мин (согласно ASTM-D 1238, условие L), и (B) от 40 до 60% частично нерастворимого в ксилоле каучука на основе олефинового полимера (компонент В), содержащего не менее 65% по массе этилена, отношение IVS/IVА между величинами характеристической вязкости (IVs) частично растворимой в ксилоле при комнатной температуре полиолефиновой композиции и характеристической вязкости (IVА) компонента (А) лежит в пределах от 2 до 2,5, предпочтительно от 2,1 до 2,4, обе величины характеристической вязкости измеряются в тетрагидронафталине при 135oС.1. Polyolefin composition containing (in percent by weight) (A) from 40 to 60% propylene polymer with a wide molecular weight distribution (component A) having a polydispersity index of 5 to 15 and a melt flow rate of from 80 to 200 g / 10 min (according to ASTM-D 1238, condition L), and (B) 40 to 60% partially xylene insoluble rubber based on an olefin polymer (component B) containing at least 65% by weight of ethylene, IV S / IV ratio And between the values of intrinsic viscosity (IV s) partially soluble in xylene at room temperature iolefinovoy composition and intrinsic viscosity (IV A) of component (A) ranges from 2 to 2.5, preferably from 2.1 to 2.4, both values of intrinsic viscosity measured in tetrahydronaphthalene at 135 o C. 2. Полиолефиновая композиция по п. 1, дополнительно содержащая от 0,5 до 3 частей по массе, в расчете на сумму компонентов (А) и (В), минеральных наполнителей. 2. The polyolefin composition according to claim 1, additionally containing from 0.5 to 3 parts by weight, based on the sum of components (A) and (B), mineral fillers. 3. Полиолефиновая композиция по п. 2, имеющая скорость течения расплава от 5 до 20 г/10 мин. 3. The polyolefin composition according to claim 2, having a melt flow rate of from 5 to 20 g / 10 min. 4. Полиолефиновая композиция по п. 2, где компонент (А) имеет скорость течения расплава от 80 до 150 г/10 мин. 4. The polyolefin composition according to claim 2, where component (A) has a melt flow rate of from 80 to 150 g / 10 min. 5. Полиолефиновая композиция по п. 2, где компонент (В) представляет собой поли(этилен-со-пропилен). 5. The polyolefin composition of claim 2, wherein component (B) is poly (ethylene-co-propylene). 6. Способ получения полиолефиновой композиции по п. 1, где мономеры полимеризуют в присутствии стереоспецифических катализаторов, нанесенных на активный галогенид магния в активной форме, по крайней мере, в три последовательные стадии, где компоненты (А) и (В) получают на отдельных последовательных стадиях, работая на каждой стадии в присутствии образующегося полимера и катализатора, использованного на непосредственно предшествующей стадии. 6. A method for producing a polyolefin composition according to claim 1, wherein the monomers are polymerized in the presence of stereospecific catalysts supported on active magnesium halide in active form in at least three sequential steps, where components (A) and (B) are obtained in separate sequential stages, working at each stage in the presence of the resulting polymer and the catalyst used in the immediately preceding stage. 7. Изделия, полученные из полиолефиновой композиции по п. 1. 7. Products obtained from the polyolefin composition according to claim 1. 8. Бамперы, полученные из полиолефиновой композиции по п. 1. 8. Bumpers obtained from the polyolefin composition according to claim 1.
RU2000120472/04A 1998-11-03 1999-10-20 Polyolefin composition showing good balance of rigidity and impact resistance characteristics RU2222553C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP98203698.0 1998-11-03
EP98203698 1998-11-03

Publications (2)

Publication Number Publication Date
RU2000120472A true RU2000120472A (en) 2002-06-10
RU2222553C2 RU2222553C2 (en) 2004-01-27

Family

ID=8234290

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2000120472/04A RU2222553C2 (en) 1998-11-03 1999-10-20 Polyolefin composition showing good balance of rigidity and impact resistance characteristics

Country Status (19)

Country Link
US (1) US6395832B1 (en)
EP (1) EP1042401B1 (en)
JP (1) JP4480116B2 (en)
KR (1) KR100580897B1 (en)
CN (1) CN1142973C (en)
AR (1) AR023691A1 (en)
AT (1) ATE288941T1 (en)
AU (1) AU760406B2 (en)
BR (1) BR9907139B1 (en)
CA (1) CA2315178C (en)
DE (1) DE69923660T2 (en)
ES (1) ES2237176T3 (en)
HU (1) HUP0100220A2 (en)
ID (1) ID25491A (en)
NO (1) NO20003426D0 (en)
PL (1) PL192876B1 (en)
RU (1) RU2222553C2 (en)
TR (1) TR200001838T1 (en)
WO (1) WO2000026295A1 (en)

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US7572859B2 (en) 2002-06-26 2009-08-11 Basell Polyolefine Italia S.R.L. Impact-resistant polyolefin compositions
TW200505985A (en) * 2003-08-07 2005-02-16 Basell Poliolefine Spa Polyolefin composition having a high balance of stiffness and impact strength
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CN1957034B (en) * 2004-05-21 2011-07-13 巴塞尔聚烯烃意大利有限责任公司 Impact resistant polyolefin compositions
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EP1600480A1 (en) * 2004-05-27 2005-11-30 Borealis Technology OY Novel propylene polymer compositions
EP1753813B1 (en) * 2004-06-08 2007-10-31 Basell Poliolefine Italia S.r.l. Polyolefin composition having a high balance of stiffness, impact strength and elongation at break and low thermal shrinkage
EP1814942B1 (en) * 2004-11-16 2009-07-22 Dow Global Technologies Inc. Elastomeric compositions with improved resistance to necking for high speed sheet extrusion applications
CA2618174A1 (en) * 2005-08-08 2007-02-15 Basell Poliolefine Italia S.R.L. Process for the nucleation of polypropylene resins
RU2444547C2 (en) * 2006-08-04 2012-03-10 Базелль Полиолефин Италия С.Р.Л. Gas-phase method of producing heterophase propylene copolymers
EP1932648A1 (en) * 2006-12-15 2008-06-18 Sika Technology AG Structural reinforcement material, insert, and reinforced cavity comprising same
JP5524068B2 (en) * 2007-10-15 2014-06-18 サンアロマー株式会社 Method for producing high flow propylene polymer
EP2072546B2 (en) † 2007-12-18 2012-12-26 Borealis Technology Oy Heterophasic polypropylene with high impact properties
EP2247424B1 (en) * 2008-02-29 2012-07-04 Basell Poliolefine Italia S.r.l. Polyolefin compositions
BRPI0822601B1 (en) 2008-04-24 2020-12-01 Borealis Ag copolymers of heterophasic polypropylene with high purity, its production process, and article
BRPI0919007B1 (en) * 2008-09-22 2019-04-24 Mitsui Chemical, Inc. PROPYLENE BLOCK COPOLYMER, COMPOSITION WHICH CONTAIN COPOLYMER AND MOLDED PRODUCTS OBTAINED FROM THIS
EP2216350B1 (en) * 2009-02-04 2012-04-25 Borealis AG Polypropylene composition with high stiffness and impact strength
ES2401065T3 (en) 2009-03-31 2013-04-16 Basell Poliolefine Italia S.R.L. Polyolefin master mix and composition suitable for injection molding
ES2365797T3 (en) * 2009-06-22 2011-10-11 Borealis Ag COPOLYM COMPOSITION OF HETEROPHASE POLYPROPYLENE.
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WO2018031564A1 (en) 2016-08-08 2018-02-15 Ticona Llc Thermally conductive polymer composition for a heat sink
JP6831218B2 (en) * 2016-11-15 2021-02-17 サンアロマー株式会社 Masterbatch composition and polypropylene resin composition containing it

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