Electrocoating compositions and electrocoating method
US4257861A · kind A · utility
1Cited by
2References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 3, 1979 |
| Grant date | Mar 24, 1981 |
| Priority date | — |
| Expiry date | Dec 3, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D5/4461
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Electrocoating compositions are provided in the form of aqueous dispersions of particulated polyimide. In addition, a method is also described for electrocoating metallic conductors, such as copper wire or aluminum strip. The particulated polyimide aqueous dispersions can be electrodeposited at significantly lower voltages than the corresponding polyamide acid salts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.