Shaving aid for wet razor
US5345680A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 13, 1993 |
| Grant date | Sep 13, 1994 |
| Priority date | — |
| Expiry date | Oct 13, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L71/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A shaving aid for use with a wet razor comprising a water insoluble polymeric material including at least two different polymers, and a water soluble active ingredient, such as polyethylene oxide. One embodiment of the present invention comprises a flexible, polypropylene razor head, having a shaving aid bonded directly thereto. The shaving aid comprises a water soluble polyethylene oxide and water-insoluble polystyrene and polypropylene. Other additives such as pigments and skin-treating additives are also disclosed. Another embodiment of the present invention comprises the shaving aid molded onto a flexible blade support which is preferably formed of polypropylene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.