Patent · US Expired

Coating composition comprising oxides and/or hydroxides of Mg.sup.++, Ca.sup.++, chromium, manganese, and Zn.sup.++ and quaternary ammonium silicates useful for building materials

US4059553A · kind A · utility

7Cited by
11References
11Claims
0Family size

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Key dates

Filing dateApr 20, 1976
Grant dateNov 22, 1977
Priority date
Expiry dateApr 20, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B28/24
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A coating composition for building materials which comprises 100 parts by weight of a quaternary ammonium silicate having a silica content, calculated as SiO.sub.2, of 5 to 70% by weight, 2 to 200 parts by weight of a metal oxide and/or hydroxide capable of converting silica sol to silica gel and water in an amount sufficient to plasticize said composition.

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