Coating composition

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...

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522 12, 522 21, 522 90, 522 96, 525455, 528 75, C08J 300, C08K 320, C08L 7500, C08F28304

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057192278

ABSTRACT:
Floor coverings include a wear layer made from a coat composition including a multifunctional polyurethane (meth)acrylate oligomer. The multifunctional polyurethane is made by reacting a polyisocyanate with a functionality equal or higher than 3, a polyester polyol, and a hydroxyalkyl-(meth)acrylate with a number average molecular weight of about 344 to about 472. The coating composition preferably includes a reactive (meth)acrylate diluent and a photoinitiator.

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patent: 5521726 (1996-05-01), Zimmerman et al.
Odian, G., Principles of Polymerization, 2nd Ed., 1981, pp. 20-25 and 279-281.

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