US 12,142,253 B2
Solid adhesive film for acoustic liner and method
Wendy Wenling Lin, Montgomery, OH (US); and David Herman, Beavercreek, OH (US)
Assigned to General Electric Company, Evendale, OH (US)
Filed by General Electric Company, Schenectady, NY (US)
Filed on Oct. 5, 2021, as Appl. No. 17/449,980.
Prior Publication US 2023/0103556 A1, Apr. 6, 2023
Int. Cl. G10K 11/168 (2006.01); B32B 3/12 (2006.01); B32B 5/02 (2006.01); B32B 7/12 (2006.01); B32B 37/12 (2006.01); B32B 38/04 (2006.01); B32B 41/00 (2006.01); C09J 7/38 (2018.01); F02K 1/82 (2006.01)
CPC G10K 11/168 (2013.01) [B32B 3/12 (2013.01); B32B 5/028 (2013.01); B32B 7/12 (2013.01); B32B 37/1284 (2013.01); B32B 38/04 (2013.01); B32B 41/00 (2013.01); C09J 7/38 (2018.01); B32B 2038/047 (2013.01); B32B 2307/102 (2013.01); B32B 2310/0843 (2013.01); B32B 2605/18 (2013.01); F02K 1/827 (2013.01); F05D 2220/323 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An acoustic liner, comprising:
a solid adhesive film having a first adhesive side and a second adhesive side opposite the first adhesive side, the solid adhesive film including a plurality of perforations;
an acoustic screen bonded to the solid adhesive film along the first adhesive side, and wherein the acoustic screen is a plate, mesh, or combination thereof;
a facesheet bonded to the solid adhesive film along the second adhesive side; and
an acoustic core bonded to the facesheet, wherein the solid adhesive film and the facesheet are sandwiched between the acoustic screen and the acoustic core.