中科微点-全球专利检索

  1. Login
  2. Sign Up

Search Results

8 records (took 0.022 seconds)

    Multi-layer acoustical building panels
    1.
    发明授权
    Multi-layer acoustical building panels 有权

    公开(公告)号：US12168871B2

    公开(公告)日：2024-12-17

    申请号：US17992503

    申请日：2022-11-22

    Applicant: ARMSTRONG WORLD INDUSTRIES, INC.

    Inventor： Phi-Oanh R. Pham ,  Sean D. Browne

    IPC: E04B9/04 ,  B32B5/02 ,  B32B5/26 ,  B32B7/12 ,  E04B1/84 ,  E04B1/86

    Abstract: The present invention is directed to an acoustic ceiling panel having a first major exposed surface opposite a second major exposed surface, the acoustic ceiling panel comprising: a first layer having an upper surface opposite a lower surface, the first layer comprising: a first body comprising a first major surface opposite a second major surface and a side surface extending between the first and second major surfaces, the first body being air-permeable; and a first attenuation coating applied to the first body; a second layer having an upper surface opposite a lower surface, the second layer comprising: a second body comprising a first major surface opposite a second major surface and a side surface extending between the first and second major surfaces, the second body being air-permeable; and a second attenuation coating applied to the second body; and an adhesive present between the first and second layers.

    Multi-layer acoustical building panels
    3.
    发明授权
    Multi-layer acoustical building panels 有权

    公开(公告)号：US11536024B2

    公开(公告)日：2022-12-27

    申请号：US16844285

    申请日：2020-04-09

    Applicant: ARMSTRONG WORLD INDUSTRIES, INC.

    Inventor： Phi-Oanh R. Pham ,  Sean D. Browne

    IPC: E04B9/04 ,  E04B1/86 ,  B32B7/12 ,  B32B5/02 ,  B32B5/26 ,  E04B1/84

    Abstract: The present invention is directed to an acoustic ceiling panel having a first major exposed surface opposite a second major exposed surface, the acoustic ceiling panel comprising: a first layer having an upper surface opposite a lower surface, the first layer comprising: a first body comprising a first major surface opposite a second major surface and a side surface extending between the first and second major surfaces, the first body being air-permeable; and a first attenuation coating applied to the first body; a second layer having an upper surface opposite a lower surface, the second layer comprising: a second body comprising a first major surface opposite a second major surface and a side surface extending between the first and second major surfaces, the second body being air-permeable; and a second attenuation coating applied to the second body; and an adhesive present between the first and second layers.

Patent Agency Ranking