Title:
ASPHALT MIXTURE
Document Type and Number:
Japanese Patent JP2023165336
Kind Code:
A
Abstract:
To provide an asphalt mixture that contains a polyamide resin with excellent elasticity resistance, and improves the adhesiveness of asphalt mortar to coarse aggregate and also excels in rutting resistance (deformation resistance).SOLUTION: An asphalt mixture includes a polyamide resin, aggregate, and asphalt. The polyamide resin is a condensate of a carboxylic acid component and an amine component including an alicyclic diamine and a chain-like aliphatic diamine. The polyamide resin has a softening point of 60°C or higher and 150°C or lower. The polyamide resin has a melt viscosity of 500 mPa s or more and 1,800 mPa s or less at 180°C.SELECTED DRAWING: None
Inventors:
HIRATO TOSHIAKI
SHITARA NAONARI
HASHIMOTO RYOICHI
KASHIWAGI HIROTAKA
SHITARA NAONARI
HASHIMOTO RYOICHI
KASHIWAGI HIROTAKA
Application Number:
JP2022076240A
Publication Date:
November 15, 2023
Filing Date:
May 02, 2022
Export Citation:
Assignee:
TOA DORO KOGYO CO LTD
KAO CORP
KAO CORP
International Classes:
E01C7/26; E01C11/16
Attorney, Agent or Firm:
Patent Attorney Corporation Otani Patent Office