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Patent Searching and Data


Title:
METHOD FOR MANUFACTURING SIDEWALK/ROADWAY BLOCKS HAVING SELF-CLEANING FUNCTION, AND SIDEWALK/ROADWAY BLOCKS MANUFACTURED BY SAME MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2021/206222
Kind Code:
A1
Abstract:
The present invention relates to a method for manufacturing sidewalk/roadway blocks having a self-cleaning function and, in particular, provides a method for manufacturing sidewalk/roadway blocks having a self-cleaning function, the method comprising the steps of: 1) preparing a composition for a base layer portion by mixing coarse aggregate, fine aggregate, cement, an admixture, and water; 2) adding the composition for a base layer portion into a mold (110) arranged above a lower vibrating plate (130), followed by press-molding while an upper vibrating plate (100) is lowered into the mold (110) and the composition for a base layer portion is vibrated by the upper vibrating plate (100) and the lower vibrating plate (130), to thereby manufacture a base layer portion (20); 3) preparing a composition for a surface layer portion by mixing fine aggregate, cement, a photocatalyst, fly ash, a water-repellent agent, a strength enhancer, and water; and 4) adding the composition for a surface layer portion to the upper portion of the base layer portion (20) molded inside the mold (110), followed by press-molding while the upper vibrating plate (100) is lowered into the mold (110) and the composition for a surface layer portion is vibrated by the upper vibrating plate (100) and the lower vibrating plate (130), to thereby manufacture a surface layer portion (10).

Inventors:
PARK MOON SUK (KR)
Application Number:
PCT/KR2020/008537
Publication Date:
October 14, 2021
Filing Date:
June 30, 2020
Export Citation:
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Assignee:
DECOPAVE CORP (KR)
International Classes:
B28B3/02; B28B3/08; C04B18/08; C04B22/06; E01C5/06; E01C15/00; C04B103/65; C04B111/20
Attorney, Agent or Firm:
CHA, Joon Yong (KR)
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