Mineral wool insulation product

Paper making and fiber liberation – Processes and products – Mineral fiber

Patent

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162181D, D21F 1100

Patent

active

039430324

ABSTRACT:
A mineral wool insulation product containing a major portion of mineral wool fibers, a conventional binder, and predetermined quantities of an admixture of selected colloidal mineral clays to provide an insulation product having extremely low quantities of free silica and excellent physical properties. The colloidal clay admixture comprises selected quantities of kaolinite clays and bentonite clays.

REFERENCES:
patent: 2944930 (1960-07-01), Bush et al.
patent: 3052595 (1962-09-01), Pye
patent: 3371134 (1968-02-01), Ollinger
patent: 3510394 (1970-05-01), Cadotte
patent: 3759729 (1973-09-01), Fahn
"The Dictionary of Paper", Amer. Paper & Pulp Assoc., (1951), p. 104.

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