	US 12,227,647 B2
	Thermoplastic films and methods for coating thermoplastic substrates with thermoset materials
Ying Shi, St. Louis, MO (US); Timothy J. Luchini, St. Louis, MO (US); Marcos Pantoja, St. Louis, MO (US); and Alexander M. Rubin, St. Louis, MO (US)
Assigned to The Boeing Company, Arlington, VA (US)
Filed by The Boeing Company, Chicago, IL (US)
Filed on Nov. 19, 2021, as Appl. No. 17/530,978.
Prior Publication US 2023/0159754 A1, May 25, 2023
Int. Cl. C08L 79/08 (2006.01); B29C 43/00 (2006.01); B29K 71/00 (2006.01); B29K 79/00 (2006.01); C08L 71/12 (2006.01)

CPC C08L 79/08 (2013.01) [B29C 43/003 (2013.01); C08L 71/12 (2013.01); B29K 2071/12 (2013.01); B29K 2079/085 (2013.01)]

20 Claims

1. A thermoplastic composition comprising:

polyetherimide polymer; and

a polyaryletherketone polymer, wherein the polyaryletherketone polymer is one of polyether ketone ketone polymer or a blend of polyether ketone ketone polymer and polyether ether ketone polymer,

wherein a ratio of the polyetherimide polymer to the polyaryletherketone polymer is between about 1:20 and 1:9,

wherein the thermoplastic composition comprises a degree of crystallinity from 3 percent to about 30 percent.