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To provide an asphalt modifier for obtaining an asphalt mixture that forms a paved surface having excellent rutting resistance even with a short mixing time of the asphalt mixture, an asphalt mixture and a method for producing the same, and a method for paving a road.SOLUTION: An asphalt modifier comprises a polyester containing a constitutional unit derived from an alcohol component and a constitutional unit derived from a carboxylic acid component, with an amine value of 5 mgKOH/g or more and 100 mgKOH/g or less.SELECTED DRAWING: None
【課題】アスファルト混合物の混合時間が短くても優れた耐わだち掘れ性を有する舗装面が形成されるアスファルト混合物を得るためのアスファルト改質剤、アスファルト混合物及びその製造方法、並びに道路舗装方法の提供。【解決手段】アルコール成分由来の構成単位及びカルボン酸成分由来の構成単位を含み、アミン価が5mgKOH/g以上100mgKOH/g以下であるポリエステルを含むアスファルト改質剤。【選択図】なし
To provide an asphalt modifier for obtaining an asphalt mixture that forms a paved surface having excellent rutting resistance even with a short mixing time of the asphalt mixture, an asphalt mixture and a method for producing the same, and a method for paving a road.SOLUTION: An asphalt modifier comprises a polyester containing a constitutional unit derived from an alcohol component and a constitutional unit derived from a carboxylic acid component, with an amine value of 5 mgKOH/g or more and 100 mgKOH/g or less.SELECTED DRAWING: None
【課題】アスファルト混合物の混合時間が短くても優れた耐わだち掘れ性を有する舗装面が形成されるアスファルト混合物を得るためのアスファルト改質剤、アスファルト混合物及びその製造方法、並びに道路舗装方法の提供。【解決手段】アルコール成分由来の構成単位及びカルボン酸成分由来の構成単位を含み、アミン価が5mgKOH/g以上100mgKOH/g以下であるポリエステルを含むアスファルト改質剤。【選択図】なし
ASPHALT MODIFIER
アスファルト改質剤
KASHIWAGI HIROTAKA (author)
2023-06-07
Patent
Electronic Resource
Japanese
IPC:
C08G
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
,
Makromolekulare Verbindungen, anders erhalten als durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind
/
C08K
Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe
,
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS
/
C08L
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
,
Massen auf Basis makromolekularer Verbindungen
/
E01C
Bau von Straßen, Sportplätzen oder dgl., Decken dafür
,
CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE