| 摘要 |
PROBLEM TO BE SOLVED: To provide a washing material having less deterioration in strength and high durability, exhibiting superior washing performance without damaging a washing surface of a car in car washing, and fuether having a low washing sound generated when brushing in a car wash, and to provide a car-washing brush using this material.SOLUTION: The washing material used for car-washing brush 10 is composed of: 5-45 pts.wt. of polyvinyl chloride resin; 20-60 pts.wt. of synthetic rubber and/or natural rubber; and 18 to 57 pts.wt. of various additives. As the synthetic rubber and/or natural rubber, at least one selected from a group comprising nitrile rubber (acrylonitrile butadiene rubber (NBR)), chloroprene rubber (CR), styrene butadiene rubber (SBR), and the like, is used. |
