国家/地区 中国（3）
IPC部 C（3）
IPC大类 C04（3） E04（3）
IPC小类 C04B（3）
IPC E04F015/20（2）
发明人
公开年 2023（3）
申请年 2022（3）
专利权人

Leveling and preparing elastic sound-insulating floor slab, comprises using laser scanning to obtain height difference and distribution of floor, arranging damping springs on floor, leveling floor, spraying interface agent and laying thick elastic sound-insulating coating on interface layer.

YANG Y, WANG L, ZHAO Z, WU Y, MA Y

Gypsum-based sound insulation heat preservation floor system useful in building material, comprises structure layer, sound heat preservation layer and leveling layer from bottom to top, where gypsum-based composite material is hydrophilic rubber particles, phosphogypsum, water and nano-airgel.

KANG S, LI X, WANG J, WU H, CHENG B, MA P, GAO Y

Shock-proof and sound-proof composite board comprises upper layer of firm layer, quake-proof layer, sound insulation layer and lower layer of firm layer in sequence from top to bottom, and anti-seismic layer sequentially with upper layer modified graphite plate from up to down.

ZHANG Y, RAN Y, DOU Q, XU J, ZU X