US 11,806,972 B2
Composite panels with adhesive and separate fragment layers
Jack G. Winterowd, The Woodlands, TX (US); Matt Spencer, The Woodlands, TX (US); Marko Suput, The Woodlands, TX (US); Kasey Fisher, The Woodlands, TX (US); and Allan Bradshaw, The Woodlands, TX (US)
Assigned to Continuus Materials Intellectual Property, LLC, The Woodlands, TX (US)
Filed by Continuus Materials Intellectual Property, LLC, The Woodlands, TX (US)
Filed on Jan. 13, 2022, as Appl. No. 17/575,467.
Prior Publication US 2023/0219333 A1, Jul. 13, 2023
Int. Cl. B32B 7/12 (2006.01); B32B 29/00 (2006.01); B32B 29/06 (2006.01); B32B 37/12 (2006.01); B32B 37/14 (2006.01)
CPC B32B 29/005 (2013.01) [B32B 7/12 (2013.01); B32B 29/06 (2013.01); B32B 37/1207 (2013.01); B32B 37/144 (2013.01); B32B 2037/1269 (2013.01); B32B 2607/00 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A panel comprising:
a first layer comprising a thermoplastic binder and a first blend of paper fragments and plastic fragments;
a second layer comprising a second blend of paper fragments and plastic fragments, different from the first blend, wherein the paper fragments and plastic fragments of the second blend are coated with a thermosetting resin; and
a third layer comprising a thermoplastic binder and the first blend of paper fragments and plastic fragments,
wherein the second layer is disposed between the first layer and the third layer,
wherein the first layer, the second layer, and the third layer are combined to form the panel using heat and pressure, and
wherein the first blend includes paper fragments of a first size and plastic fragments of a second size, and the second blend includes paper fragments of a third size and plastic fragments of a fourth size.