WILLIAM REED
Vehicle Board in Lancaster, PA
License number
Pennsylvania MV242878
Category
Vehicle Board
Type
Vehicle Salesperson
Address
Address
Lancaster, PA 17603
Professional information
Lightweight, Non-Cementitious Building Material
US Patent:
4072533, Feb 7, 1978
Filed:
Oct 14, 1976
Appl. No.:
5/732534
Inventors:
Jeffery L. Barrall - Lancaster PA
William R. Reed - Lancaster PA
William R. Reed - Lancaster PA
Assignee:
Armstrong Cork Company - Lancaster PA
International Classification:
C04B 3516
US Classification:
106 84
Abstract:
An improved lightweight building material capable of being formed in a continuous sheet operation. The material comprises sodium silicate as a binder and an expanded inorganic aggregate. In addition, an efflorescence inhibitor is included in such composition comprising boric acid, a metal borate selected from the group consisting of zinc borate, calcium borate, magnesium borate and mixtures thereof, a calcium salt selected from the group consisting of calcium sulfate, calcium nitrate, calcium phosphate, calcium orthophosphate and mixtures thereof, an alkali metal fluorosilicate, or mixtures of the above.