Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1989-12-11
1993-08-17
Bell, James J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428280, 428281, 428283, 428284, 428290, 428335, 428336, D04H 116
Patent
active
052367789
ABSTRACT:
A fibrous backing sheet for a surface covering includes a layer of fibrous material and at least one resinous binder coating. The resinous binder is highly filled having a filler to binder ratio of at least 2:1. The coating is hydrophilic and has at least some porosity. Preferably, the thickness of the coating is at least 1 to 2 mils and at least 5% of the backing sheet.
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Landis Roger K.
Markle Guy L.
Armstrong World Industries Inc.
Bell James J.
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