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

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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
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RU
Russia
Prior art keywords
polyolefin composition
composition according
component
flow rate
melt flow
Prior art date
Application number
RU2000120472/04A
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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

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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

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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) NO20003426L (en)
PL (1) PL192876B1 (en)
RU (1) RU2222553C2 (en)
TR (1) TR200001838T1 (en)
WO (1) WO2000026295A1 (en)

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BRPI0416282A (en) * 2003-11-06 2007-01-23 Basell Poliolefine Srl polypropylene composition
US7728077B2 (en) 2004-04-27 2010-06-01 Basell Pololefine Italia S.R.L. Polyolefin masterbatch and composition suitable for injection molding
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EP1600480A1 (en) * 2004-05-27 2005-11-30 Borealis Technology OY Novel propylene polymer compositions
AU2005252325A1 (en) 2004-06-08 2005-12-22 Basell Poliolefine Italia S.R.L. Polyolefin composition having a high balance of stiffness, impact strength and elongation at break and low thermal shrinkage
BRPI0516806B1 (en) * 2004-11-16 2019-08-13 Dow Global Technologies Inc elastomeric composition, process for forming an elastomeric sheet, elastomeric sheet, foam and article
RU2413742C2 (en) * 2005-08-08 2011-03-10 Базелль Полиолефин Италия С.Р.Л. Method of nucleating polypropylene resins
JP2009545659A (en) * 2006-08-04 2009-12-24 バーゼル・ポリオレフィン・イタリア・ソチエタ・ア・レスポンサビリタ・リミタータ Gas phase process for producing heterophasic propylene copolymers
BRPI0818758B1 (en) * 2007-10-15 2018-11-21 Basell Poliolefine Italia Srl process for preparing high flow propylene polymers
ATE457323T1 (en) * 2007-12-18 2010-02-15 Borealis Tech Oy HETEROPHASIC POLYPROPYLENE WITH HIGH IMPACT RESISTANCE
KR101580849B1 (en) * 2008-02-29 2015-12-30 바셀 폴리올레핀 이탈리아 에스.알.엘 Polyolefin compositions
WO2009129873A1 (en) 2008-04-24 2009-10-29 Borealis Ag High purity heterophasic propylene copolymers
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
US8450422B2 (en) 2009-03-31 2013-05-28 Basell Poliolefine Italia S.R.L. Polyolefin masterbatch and composition suitable for injection molding
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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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