Use in a cold drawing lubricant, of a cobalt and/or nickel salt suspension as adhesive, lubricating, suspending agent and method for obtaining same
US6372697B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 28, 2000 |
| Grant date | Apr 16, 2002 |
| Priority date | — |
| Expiry date | Jun 28, 2020 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD07B2401/2095
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
This invention concerns the use, in a cold drawing lubricating solution, as adhesive and lubricating agent, for a steel wire trimmed with brass and rubber, of an aqueous suspension comprising at least a cobalt and/or nickel salt compound of a saturated or unsaturated carboxylic acid (i), or a phosphate ester (ii), or a cobalt and/or nickel boroacylate (iii); and at least a non-ionic or anionic surfactant; the compound (i), (ii), and/or (iii)/surfactant weight ratio ranging between 0.5 and 10. The invention also concerns said suspension and preparation methods thereof. The invention further concerns a cold drawing lubricating solution comprising said suspension.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.