公开(公告)号：US20210323879A1

公开(公告)日：2021-10-21

申请号：US17268290

申请日：2020-04-30

Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY

Inventor： Jianlin LUO ,  Qiuyi LI ,  Chao LIU ,  Shaochun LI ,  Song GAO ,  Xueqing ZHU

IPC: C04B38/10 ,  E04C2/04 ,  E04C2/288 ,  E04B2/00 ,  C04B28/04 ,  C04B41/64 ,  C04B41/00

Abstract: A nano-modified material for cavity wall with insulation for prefabricated building, preparation method and application thereof, belonging to the technical field of building materials. The material includes splicing structures and a nano-modified silane waterproof coating, wherein the splicing structure includes a recycled concrete structure layer and a nano-modified foam concrete thermal insulation core layer, the recycled concrete structure layer is a hollow cuboid structure with openings at both ends, the nano-modified foam concrete thermal insulation core layer is a structure formed by casting inside the recycled concrete structure layer, and the nano-modified silane waterproof coating is applied at a butt joint of two of the splicing structures.