Patent · US Expired

Water resistant compositions

US4567221A · kind A · utility

49Cited by
6References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 8, 1984
Grant dateJan 28, 1986
Priority date
Expiry dateMar 8, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K3/36
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Water-resistant compositions which comprise a modified polyvinyl alcohol having a silyl group in the molecule and an organic substance, useful as compositions for treating inorganic materials and defogging compositions.

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