Patent · US Expired

Coating agent for wiper blade rubber, and wiper blade rubber with the same

US6696391B2 · kind B2 · utility

5Cited by
8References
37Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJul 5, 2001
Grant dateFeb 24, 2004
Priority date
Expiry dateJul 5, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/265
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A wiper blade rubber having a coating film on both surfaces of the lip part, the coating film comprising a particulate solid lubricant and a binder and the binder having a 0.5% modulus of 1 MPa or more and an elongation to break of 1% or more.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.