Title:
WATER RETENTIVITY IMPARTING AGENT FOR POROUS PAVEMENT BODY AND WATER RETENTIVE PAVEMENT MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2021031927
Kind Code:
A
Abstract:
To provide a water retentivity imparting agent for a porous pavement body that can easily realize a water retentive pavement having good water retentive performance and can remarkably suppress an increase in the pavement surface temperature.SOLUTION: A water retentivity imparting agent for a porous pavement body includes: powder having a pavement surface temperature reduction capability; and at least one water retentivity imparting component selected from the following (A), (B), and (C). (A) A water retentivity imparting component containing a polymer, having a cross-linkable functional portion cross-linked with a cross-linking agent, and a cross-linking agent, and having a water retaining gel forming ability at room temperature; (B) a water retentivity imparting component containing a water-absorbing resin and a polysaccharide having a gel-forming ability in the presence of an alkali metal salt or an alkaline earth metal salt; and (C) a water retentivity imparting component containing a water-absorbing resin and a resin emulsion.SELECTED DRAWING: None
Inventors:
MASANAGA MARI
Application Number:
JP2019152147A
Publication Date:
March 01, 2021
Filing Date:
August 22, 2019
Export Citation:
Assignee:
NIPPON CATALYTIC CHEM IND
International Classes:
E01C7/35; C08K3/01; C08K3/105; C08L101/14; E01C11/24
Attorney, Agent or Firm:
Katsuto Momii