Patent · US Expired

Composite foam-textile cleaning pad

US4569861A · kind A · utility

65Cited by
18References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 18, 1984
Grant dateFeb 11, 1986
Priority date
Expiry dateJun 18, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S521/918
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A composite cleaning pad is provided which incorporates a sheet of open-celled reticulated, hydrophillic polyurethane foam which integrally incorporates silane-coupled abrasives and a gelled aqueous phase and a textile sheet which covers a surface of the foam sheet and is bonded thereto.

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