Composition board with improved polymeric skin

Stock material or miscellaneous articles – Structurally defined web or sheet – Including components having same physical characteristic in...

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156278, 156306, 428219, 428280, 428282, 428286, 428288, 428290, 428507, 428511, 428514, 428530, 428531, 428535, 428537, B32B 702

Patent

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041587120

ABSTRACT:
A composition board which comprises a thin nonfrangible sheet material suitable for use as a surface covering, which material comprises: a fibrous sheet material impregnated with a cured thermosetting resin and characterized by one surface which is a nonporous, adhesive-free, fully cured surface, and another surface which is characterized by an adhesive-rich nonsanded surface, the adhesive being compatible with the cured resin, the adhesive-rich surface adapted to be bonded to a substrate, and the resin-rich surface used as a face surface for the substrate.

REFERENCES:
patent: 4083743 (1978-04-01), Degens
patent: 4083744 (1978-04-01), Degens

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