Refractory material

Details Refractory material Refractory material

1984-03-19

1985-09-03

Ivy, C. Warren

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

523146, 524158, 524291, 524405, 524375, 524321, 524433, 524594, C08K 322, C08K 338, C08L 6106, C21B 706

Patent

active

045393435

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.

REFERENCES:
patent: 2682692 (1954-07-01), Kohl
patent: 2748101 (1956-05-01), Shappell
patent: 2864782 (1958-12-01), Mitchell
patent: 4116916 (1978-09-01), Holik
patent: 4183759 (1980-01-01), Epstein
patent: 4195458 (1980-04-01), Hoppe
patent: 4212778 (1980-07-01), Bakker
patent: 4426484 (1984-01-01), Saeki
patent: 4427800 (1984-01-01), Nakamura

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