Lubricating shaving aid
US5956849A · kind A · utility
22Cited by
11References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 5, 1997 |
| Grant date | Sep 28, 1999 |
| Priority date | — |
| Expiry date | Jun 5, 2017 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/7186
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention is directed to a lubricating shaving aid on a shaving razor or a shaving cartridge to reduce frictional drag between a razor blade edge and a shaver's skin and to provide a lubricating film on the shaver's skin during wet shaving. The lubricating shaving aid comprises a water soluble polyacrylamide and a water insoluble polyurethane. The invention further discloses a method for making the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.