Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shigeo Nakajima0
Toshinori Shiraki0
Date of Patent
August 26, 2008
0Patent Application Number
105120530
Date Filed
April 24, 2003
0Patent Primary Examiner
Patent abstract
An asphalt composition comprising 0.5 to 50 parts by weight of a block copolymer component (I), 100 parts by weight of an asphalt (II) and 0.01 to 10 parts by weight of at least one vulcanizing agent (III) selected from the group consisting of sulfur and a sulfur-containing compound, wherein the block copolymer component (I) comprises at least one modified block copolymer comprising an unhydrogenated or hydrogenated base block copolymer comprising at least one vinyl aromatic polymer block (A) and at least one conjugated diene polymer block (B), and a functional group-containing modifier group bonded to the base block copolymer.
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