Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Noninterengaged fiber-containing paper-free web or sheet...
Patent
1974-03-08
1976-07-13
Ansher, Harold
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Noninterengaged fiber-containing paper-free web or sheet...
106 98, 106 99, 252 81, 428331, 428372, 428921, 428539, C04B 2902, C04B 702, B22B 1302
Patent
active
039695670
ABSTRACT:
A fire-resistant board product is comprised of a hydraulic cement binder reinforced by a mixture of long and short staple vitreous fibres, silica in an amount at least sufficient to react with the free lime in the cement, together with from 1 to 10% by weight of a cellulosic fibre. Optionally, the board product further includes at least one low density filler which may provide at least part of the silica component.
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Occleshaw John E.
Smith Terence D.
Ansher Harold
TAC Construction Materials Ltd.
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