- 专利标题: Mineral fiber based ceiling tile
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申请号: US15139357申请日: 2016-04-27
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公开(公告)号: US09909310B2公开(公告)日: 2018-03-06
- 发明人: William A. Frank , Matthew T. Langdon , Wenqi Luan , Martin W. Brown
- 申请人: USG Interiors, LLC
- 申请人地址: US IL Chicago
- 专利权人: USG INTERIORS, LLC
- 当前专利权人: USG INTERIORS, LLC
- 当前专利权人地址: US IL Chicago
- 代理机构: Pearne & Gordon LLP
- 主分类号: E04B1/84
- IPC分类号: E04B1/84 ; E04B1/82 ; E04B9/00 ; E04B1/99 ; E04B1/86
摘要:
An acoustical tile having a wet laid mineral fiber basemat, a non-woven porous fiberglass veil adhered to the basemat and covered with a light reflecting air permeable coating, at least 90% of the weight of the basemat comprising mineral wool and binder, a weight of the binder being less than 1/11 of the weight of the mineral fiber, the basemat having a density of between about 11.4 and about 14.2 lbs/cubic foot, the mineral fiber having an average diameter of between 4.5 and 8.3 microns, the composite of the basemat, veil and coating exhibiting good NRC and CAC performance values.
公开/授权文献
- US20170204604A1 MINERAL FIBER BASED CEILING TILE 公开/授权日:2017-07-20