US 12,234,423 B2
Antifriction coating composition
Melissa Mushrush, Midland, MI (US); Peter A. Fox, Newark, DE (US); Gary Weber, Freeland, MI (US); Jennifer Vail, Wilmington, DE (US); and Biswajit Choudhury, Wilmington, DE (US)
Assigned to DUPONT SPECIALTY PRODUCTS USA, LLC, Wilmington, DE (US)
Appl. No. 18/041,043
Filed by DDP SPECIALTY ELECTRONIC MATERIALS US 9, LLC, Wilmington, DE (US); and DUPONT POLYMERS, INC., Wilmington, DE (US)
PCT Filed Aug. 23, 2021, PCT No. PCT/US2021/047110
§ 371(c)(1), (2) Date Feb. 8, 2023,
PCT Pub. No. WO2022/046617, PCT Pub. Date Mar. 3, 2022.
Claims priority of provisional application 63/069,446, filed on Aug. 24, 2020.
Prior Publication US 2023/0287289 A1, Sep. 14, 2023
Int. Cl. C10M 111/04 (2006.01); C10M 103/02 (2006.01); C10M 103/06 (2006.01); C10M 107/38 (2006.01); C10M 107/44 (2006.01); C10N 40/04 (2006.01); C10N 40/25 (2006.01); C10N 40/30 (2006.01); C10N 50/02 (2006.01)
CPC C10M 111/04 (2013.01) [C10M 103/02 (2013.01); C10M 103/06 (2013.01); C10M 107/38 (2013.01); C10M 107/44 (2013.01); C10M 2201/0413 (2013.01); C10M 2201/0663 (2013.01); C10M 2213/0623 (2013.01); C10M 2217/0443 (2013.01); C10N 2040/04 (2013.01); C10N 2040/25 (2013.01); C10N 2040/30 (2013.01); C10N 2050/02 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A part, comprising an antifriction coating on the part, in which the antifriction coating is formed from an antifriction sorting coating formulation composition, comprising:
(a) a soluble resin,
(b) an insoluble polymer,
(c) optionally a solid lubricant, and
(d) solvent,
wherein the part is a sliding member selected from a swash plate of a compressor, an engine tappet, a camshaft, a crankshaft, an engine metal, an engine piston, a piston ring, a gear, a door lock, a brake shim or a brake clip.