Devices and methods of formulation application to wiper blade and windshield
US11904354B2 · kind B2 · utility
0Cited by
6References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 4, 2020 |
| Grant date | Feb 20, 2024 |
| Priority date | — |
| Expiry date | Mar 27, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A coating composition for imparting a hydrophobic film on a target surface is provided that includes a quaternary ammonium silane, a polyalkylene glycol, and an optional solid lubricant. A kit is also provided that includes an applicator having the above composition applied and instructions for the composition to a blade of a windshield wiper of a vehicle to impart the hydrophobic film to the vehicle windshield contacted by the blade.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.