Title:
高度に充填された柔軟なポリオレフィン組成物
Document Type and Number:
Japanese Patent JP2005539119
Kind Code:
A
Abstract:
Polyolefin compositions filled with high amounts of inorganic fillers comprising, by weight: (I) 20 to 60% by weight of an heterophasic polyolefin composition comprising: A) from 8 to 25% by weight of a crystalline polymer fraction selected from propylene homopolymer, propylene copolymers and mixture there; and B) from 75 to 92% by weight of an elastomeric fraction comprising at least an elastomeric copolymer of propylene or ethylene with 15 to 45% of at least one alpha-olefin, having solubility in xylene at room temperature greater than 50% by weight, the intrinsic viscosity of the xylene soluble fraction ranging from 3.0 to 6.5 dl/g; and (II) 40 to 80% by weight of an inorganic filler selected from flame-retardant inorganic fillers and inorganic oxides or salts.
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Inventors:
Kuredari, Umberto
Tucciri, hugo
Gobelty, Paolo
Tucciri, hugo
Gobelty, Paolo
Application Number:
JP2004536966A
Publication Date:
December 22, 2005
Filing Date:
August 28, 2003
Export Citation:
Assignee:
Basel Polyolefin Italy S.S.S.
International Classes:
C08L23/14; C08K3/00; C08K3/18; C08L1/00; C08L23/08; C08L23/10; C08L23/12; C08L23/16; (IPC1-7): C08L23/14; C08K3/00; C08L23/12; C08L23/16
Attorney, Agent or Firm:
Shintaro Nogawa