Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1986-08-11
1988-06-21
Ivy, C. Warren
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524733, 524871, 524875, 528 745, C08L 9702, C08L 7506, C08L 102
Patent
active
047526378
ABSTRACT:
A binder for use in the preparation of a synthetic board from cellulosic and/or lignocellulosic material comprising an organic polyisocyanate and a mixture of reactive hydrogen-containing compounds having an average of more than one reactive hydrogen atom per molecule, the mixture containing an ester and/or an amide having a hydrocarbon content sufficient to bring about enhanced board release in the board-forming process and to contribute to superior moisture resistance in the finished board.
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Merck Index, 9th ed., pp. 242, 711, 712, 1171; Merck & Co., Rahway, N.J., 1976.
Wilson, J. B., "Isocyanate Adhesives as Binders for Composition Board", Adhesives Age, pp. 41-44, May 1981.
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Grace James W.
Ivy C. Warren
Jim Walter Research Corp.
Vanecek Charles W.
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