Highly machinable cotton-phenolic base for decorative assemblies
AssigneeWestinghouse Electric Corp.
InventorsHarold O. McCaskey, Jr., Salvatore E. Palazzolo
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Abstract
A highly machinable, shapeable decorative laminate is made from a non-abrasive base core consisting of a plurality of sheets, each sheet consisting essentially of cotton linter fibers in paper form containing a curd phenolic resin, the core having superimposed thereon a print sheet impregnated with a cured thermoset resin.
Claims4
A consolidated, unitary decorative assembly, comprising a decorative laminate, the decorative laminate having a machined surface, said decorative laminate comprising a non-abrasive, shapeable base core of a plurality of sheets, each sheet consisting of paper consisting of cotton linter fibers in felted form having lengths between about 5 mm. and about 40 mm. and diameters between about 0.010 mm. and about 0.040 mm., impreganted with a cured phenolic resin, the base core having the property of allowing machine cutting for 500 cycles per 11/2' of core edge surface without cratering a 90.0 Rockwell A hardness carbide tipped shaper blade, said core having superimposed thereon a decorative print sheet impregnated with a cured thermoset resin, and an outer protective overlay sheet impregnated with a cured thermoset resin.
Dependencies are inferred from the claim text.