Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
ACOUSTIC ABSORPTION PANEL
The present invention relates to a sound-absorbing ceiling material comprising a core having a plurality of openings, wherein the openings have an opening sound absorption index (A) of 0.2 to 1.2. An object of the present invention is to provide the sound-absorbing ceiling material that is excellent in productivity and sound absorption, and also excellent in mechanical properties such as flexural fracture strength and incombustibility.
본 발명은 복수개의 개구부를 갖는 코어를 포함하고, 상기 개구부는 개구흡음지수(A)가 0.2 내지 1.2인, 흡음천장재에 관한 것이다.
ACOUSTIC ABSORPTION PANEL
The present invention relates to a sound-absorbing ceiling material comprising a core having a plurality of openings, wherein the openings have an opening sound absorption index (A) of 0.2 to 1.2. An object of the present invention is to provide the sound-absorbing ceiling material that is excellent in productivity and sound absorption, and also excellent in mechanical properties such as flexural fracture strength and incombustibility.
본 발명은 복수개의 개구부를 갖는 코어를 포함하고, 상기 개구부는 개구흡음지수(A)가 0.2 내지 1.2인, 흡음천장재에 관한 것이다.
ACOUSTIC ABSORPTION PANEL
흡음천장재
KANG HYEJIN (Autor:in) / LEE (Autor:in) / KIM (Autor:in) / PARK YU BIN (Autor:in) / YEOUM (Autor:in) / LEE CHOONGKWANG (Autor:in)
25.02.2022
Patent
Elektronische Ressource
Koreanisch
IPC:
E04B
Allgemeine Baukonstruktionen
,
GENERAL BUILDING CONSTRUCTIONS
ACOUSTIC ABSORPTION PANEL AND ACOUSTIC ABSORPTION STRUCTURE
| Europäisches Patentamt | 2021