US 11,788,175 B2
Chemically bonded amorphous interface between phases in carbon fiber and steel composite
Michael Paul Rowe, Pinckney, MI (US); and Nikhilendra Singh, Ann Arbor, MI (US)
Assigned to Toyota Motor Engineering & Manufacturing North America, Inc., Plano, TX (US)
Filed by Toyota Motor Engineering & Manufacturing North America, Inc., Plano, TX (US)
Filed on Jul. 20, 2020, as Appl. No. 16/933,333.
Application 16/933,333 is a continuation in part of application No. 16/824,948, filed on Mar. 20, 2020.
Claims priority of provisional application 62/821,762, filed on Mar. 21, 2019.
Prior Publication US 2020/0346284 A1, Nov. 5, 2020
Int. Cl. C22C 33/02 (2006.01); B22F 7/02 (2006.01); B22F 7/00 (2006.01); B22F 1/054 (2022.01); B22F 7/04 (2006.01)
CPC C22C 33/0207 (2013.01) [B22F 1/054 (2022.01); B22F 7/008 (2013.01); B22F 7/02 (2013.01); B22F 2007/042 (2013.01); B22F 2301/35 (2013.01); B22F 2302/40 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A composite material comprising:
a continuous steel matrix of sintered steel nanoparticles;
at least one reinforcing carbon fiber component that is at least partially encapsulated within the continuous steel matrix; and
an interface region disposed between the continuous steel matrix and a surface of the at least one reinforcing carbon fiber component, the interface region comprising an amorphous carbon layer.