Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
MODIFIED ASPHALT COMPOSITION, MODIFIED ASPHALT MIXTURE AND PRODUCTION METHODS THEREOF
To provide a modified asphalt composition and a modified asphalt mixture each excellent in fluidity resistance, extremely excellent in compatibility and aggregate separation resistance in particular and having high drainage performance and waterproofness.SOLUTION: The modified asphalt composition includes asphalt (a component (A)) and an ethylene-based terpolymer (a component (B)) in which the component (B) includes an ethylene monomer unit, an unsaturated carboxylic acid ester monomer unit and an unsaturated dicarboxylic acid monomer unit or its derivative monomer unit as the constituent monomers; the component (B) contains the ethylene monomer unit in a proportion of 90.0 to 97.4 mol%, the unsaturated carboxylic acid ester monomer unit in a proportion of 2.5 to 9.9 mol% and the unsaturated dicarboxylic acid monomer unit or its derivative monomer unit in a proportion of 0.1 to 3.0 mol%; the component (B) is included in an amount of more than 2 pts.mass to 15 pts.mass based on 100 pts.mass of the component (A); and dispersion particles of the component (B) have an average major axis of 3 μm or less.SELECTED DRAWING: None
【課題】耐流動性に優れ、特に相容性、耐骨材剥離性に極めて優れ、高い排水性、防水性を有する改質アスファルト組成物及び改質アスファルト混合物の提供。【解決手段】アスファルト（成分（Ａ））と、エチレン系三元共重合体（成分（Ｂ））とを含み、前記成分（Ｂ）は、エチレンモノマー単位、不飽和カルボン酸エステルモノマー単位、及び、不飽和ジカルボン酸モノマー単位又はその誘導体モノマー単位を構成モノマーとして含み、前記成分（Ｂ）は、前記エチレンモノマー単位を９０．０〜９７．４モル％、前記不飽和カルボン酸エステルモノマー単位を２．５〜９．９モル％、及び、前記不飽和ジカルボン酸モノマー単位又はその誘導体モノマー単位を０．１〜３．０モル％の割合で含み、前記成分（Ａ）１００質量部に対して、前記成分（Ｂ）を、２質量部を超え１５質量部以下で含み、前記成分（Ｂ）の分散粒子の平均長径が３μｍ以下であることを特徴とする、改質アスファルト組成物。【選択図】なし
MODIFIED ASPHALT COMPOSITION, MODIFIED ASPHALT MIXTURE AND PRODUCTION METHODS THEREOF
To provide a modified asphalt composition and a modified asphalt mixture each excellent in fluidity resistance, extremely excellent in compatibility and aggregate separation resistance in particular and having high drainage performance and waterproofness.SOLUTION: The modified asphalt composition includes asphalt (a component (A)) and an ethylene-based terpolymer (a component (B)) in which the component (B) includes an ethylene monomer unit, an unsaturated carboxylic acid ester monomer unit and an unsaturated dicarboxylic acid monomer unit or its derivative monomer unit as the constituent monomers; the component (B) contains the ethylene monomer unit in a proportion of 90.0 to 97.4 mol%, the unsaturated carboxylic acid ester monomer unit in a proportion of 2.5 to 9.9 mol% and the unsaturated dicarboxylic acid monomer unit or its derivative monomer unit in a proportion of 0.1 to 3.0 mol%; the component (B) is included in an amount of more than 2 pts.mass to 15 pts.mass based on 100 pts.mass of the component (A); and dispersion particles of the component (B) have an average major axis of 3 μm or less.SELECTED DRAWING: None
【課題】耐流動性に優れ、特に相容性、耐骨材剥離性に極めて優れ、高い排水性、防水性を有する改質アスファルト組成物及び改質アスファルト混合物の提供。【解決手段】アスファルト（成分（Ａ））と、エチレン系三元共重合体（成分（Ｂ））とを含み、前記成分（Ｂ）は、エチレンモノマー単位、不飽和カルボン酸エステルモノマー単位、及び、不飽和ジカルボン酸モノマー単位又はその誘導体モノマー単位を構成モノマーとして含み、前記成分（Ｂ）は、前記エチレンモノマー単位を９０．０〜９７．４モル％、前記不飽和カルボン酸エステルモノマー単位を２．５〜９．９モル％、及び、前記不飽和ジカルボン酸モノマー単位又はその誘導体モノマー単位を０．１〜３．０モル％の割合で含み、前記成分（Ａ）１００質量部に対して、前記成分（Ｂ）を、２質量部を超え１５質量部以下で含み、前記成分（Ｂ）の分散粒子の平均長径が３μｍ以下であることを特徴とする、改質アスファルト組成物。【選択図】なし
MODIFIED ASPHALT COMPOSITION, MODIFIED ASPHALT MIXTURE AND PRODUCTION METHODS THEREOF
改質アスファルト組成物及び改質アスファルト混合物並びにこれらの製造方法
SAOTOME IKUO (Autor:in)
22.08.2019
Patent
Elektronische Ressource
Japanisch
IPC:
C08L
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
,
Massen auf Basis makromolekularer Verbindungen
/
C08K
Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe
,
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS
/
E01C
Bau von Straßen, Sportplätzen oder dgl., Decken dafür
,
CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE
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