Patent · US Expired

Refractory material

US4539343A · kind A · utility

13Cited by
9References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 19, 1984
Grant dateSep 3, 1985
Priority date
Expiry dateMar 19, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K3/22
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A refractory composition or mixture utilizing basic aggregates is disclosed which does not discolor when a phenolic binder is used, and provides improved flexural strength. The composition contains specific proportions of phenolic resin and a compound having a pKa of less than 9.5 at 25.degree. C. and basic aggregates.

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