Iron-tungsten alloy plating solution composition, iron-tungsten alloy plating film, and sliding member
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- NAT UNIV CORP TOKAI NAT HIGHER EDUCATION & RES SYST
- Filing Date
- 2024-11-28
- Publication Date
- 2026-06-09
AI Technical Summary
【0006】 本発明によれば、実用的な鉄-タングステン合金めっき条件においても、鉄-タングステン合金めっきの耐摩耗性及び耐食性を向上させることができる鉄-タングステン合金めっき液組成物、鉄-タングステン合金めっき皮膜及び摺動部材を提供することができる。
Smart Images
Figure 2026093562000008 
Figure 2026093562000009 
Figure 2026093562000010
Abstract
Claims
1. An iron-tungsten alloy plating solution composition characterized by containing iron, tungsten, and a plate-shaped filler.
2. The iron-tungsten alloy plating solution composition according to claim 1, wherein the plate-shaped filler is a non-conductive material.
3. The iron-tungsten alloy plating solution composition according to claim 1, wherein the plate-like filler is a metal oxide.
4. The iron-tungsten alloy plating solution composition according to claim 3, wherein the plate-shaped filler is alumina.
5. The iron-tungsten alloy plating solution composition according to any one of claims 1 to 4, wherein the amount of plate-shaped filler added is 0.1 g / L or more and 40 g / L or less.
6. An iron-tungsten alloy plating film characterized by containing iron, tungsten, and a plate-like filler.
7. The iron-tungsten alloy plating film is formed on at least the first surface of the substrate, The plate-shaped filler has a first plate surface that is close to the first surface of the substrate, The plate-shaped filler is arranged such that the first plate surface and the first surface of the substrate are parallel. The iron-tungsten alloy plating film according to claim 6, wherein columnar crystals of the iron-tungsten alloy are formed between the first surface of the substrate and the first plate surface of the plate-shaped filler.
8. A sliding member coated with an iron-tungsten alloy plating film as described in claim 6.