Invention Grant
- Patent Title: Gypsum panel having outstanding sound-absorbing properties and a production method therefor
- Patent Title (中): 具有优异吸声性能的石膏板及其制造方法
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Application No.: US13877965Application Date: 2011-10-06
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Publication No.: US08739927B2Publication Date: 2014-06-03
- Inventor: Gil-Ho Kang , Heon-Sung Kang , Seong-Moon Jung
- Applicant: Gil-Ho Kang , Heon-Sung Kang , Seong-Moon Jung
- Applicant Address: KR Seoul
- Assignee: LG Hausys, Ltd.
- Current Assignee: LG Hausys, Ltd.
- Current Assignee Address: KR Seoul
- Agency: Lowe Hauptman & Ham, LLP
- Priority: KR10-2010-0097974 20101007
- International Application: PCT/KR2011/007416 WO 20111006
- International Announcement: WO2012/047045 WO 20120412
- Main IPC: E04B1/84
- IPC: E04B1/84 ; E04B1/82
Abstract:
Disclosed is a gypsum panel having outstanding sound-absorbing properties whereby it is possible to impart various aesthetic effects while also having outstanding sound-absorbing effects. The gypsum panel having outstanding sound-absorbing properties according to the present invention comprises: a perforated gypsum body having a plurality of holes, and a sound-absorbing cover layer which is attached to one side of the gypsum body and which has through-holes of a smaller size than the holes, wherein the mean diameter of the through-holes is between 10 and 40 μm.
Public/Granted literature
- US20130199872A1 GYPSUM PANEL HAVING OUTSTANDING SOUND-ABSORBING PROPERTIES AND A PRODUCTION METHOD THEREFOR Public/Granted day:2013-08-08
Information query
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