Steven H Baer

US Patent:

41001150, Jul 11, 1978

Filed:

Aug 6, 1976

Appl. No.:

5/712310

Inventors:

Steven R. Baer - Lancaster PA

Assignee:

Armstrong Cork Company - Lancaster PA

International Classification:

C08J 900

US Classification:

521 83

Abstract:

A cellular high-temperature insulation composite molded product comprising the molded and cured product obtained by preparing a mixture of (1) a dry blend of (a) expanded perlite, (b) a calcium aluminate cement, (c) a refractory clay, and (d) wollastonite, with (2) an aqueous liquid composition comprising (a) an auxiliary binder, and (b) water And molding and curing the mixture, and a method for the production of the above-described cellular high-temperature insulation composite molded product. Additional embodiments comprise use of reinforcing fibers and a surface active agent additionally in the aqueous liquid composition, generally as a foamed aqueous liquid composition and use of a chemical cement curing accelerator additionally in the aqueous liquid composition.