Waterborne firm coating for temporary protection of parts, providing controlled lubrication during assembly
US4647309A · kind A · utility
7Cited by
3References
21Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 7, 1985 |
| Grant date | Mar 3, 1987 |
| Priority date | — |
| Expiry date | Mar 7, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2050/01
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A waterbase coating composition for use in protecting the threads of metal studs during automotive production line phosphating, electrostatic painting and welding. Composition also provides controlled lubricity as well as even torque during the tightening sequency of fasteners by robotics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.