Surface protection composition and terminal fitted electric wire
US11306250B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 4, 2020 |
| Grant date | Apr 19, 2022 |
| Priority date | — |
| Expiry date | Jun 4, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R4/185
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided is a surface protection composition excellent in anticorrosion property for preventing metal corrosion as well as excellent in uniform applicability and heat resistance, and a terminal-fitted electric wire treated with the composition. The surface protection composition contains a phosphorus compound (a) represented by the general formula (1) in an amount of 0.1 to 10 mass % in terms of phosphorus element with respect to the total amount of the composition, at least one selected from the group consisting of a phosphorus compound (b1) represented by the general formula (2) and a carboxylic acid compound (b2) represented by the general formula (3) in an amount of 5.0 to 60 mass % with respect to the total amount of the composition, a metal-containing compound (c) in an amount of 0.1 to 10 mass % in terms of metal element with respect to the total amount of the composition, and a lubricant base oil (d).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.