Invention Grant
- Patent Title: Acoustic ceiling board with improved aesthetics
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Application No.: US15006989Application Date: 2016-01-26
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Publication No.: US10392798B2Publication Date: 2019-08-27
- Inventor: Eric D. Kragness , Chris Wells , Oliver Ebert , Alfred Winkler
- Applicant: ARMSTRONG WORLD INDUSTRIES, INC.
- Applicant Address: US DE Wilmington
- Assignee: AWI Licensing LLC
- Current Assignee: AWI Licensing LLC
- Current Assignee Address: US DE Wilmington
- Agent Craig M. Sterner
- Main IPC: E04B9/00
- IPC: E04B9/00 ; E04B1/84 ; B32B37/12 ; B32B37/24 ; E04B1/86 ; E04B9/04 ; C03C25/47

Abstract:
Described herein are acoustical panels comprising a substrate and a coated non-woven veil that comprises a coating applied to a non-woven veil, the non-woven veil having an airflow resistance of greater than 45 mks rayls and comprising: from about 20 wt. % to about 60 wt. % fibers; and from about 40 wt. % to about 80 wt. % of a filler; and wherein the coating is present on the non-woven veil in an amount ranging from about 110 dry g/m2 to about 135 dry g/m2. Methods of making and using the panels are also described.
Public/Granted literature
- US20160138264A1 ACOUSTIC CEILING BOARD WITH IMPROVED AESTHETICS Public/Granted day:2016-05-19
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