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...
Reexamination Certificate
2008-07-08
2008-07-08
McClendon, Sanza L (Department: 1796)
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...
C524S589000, C524S590000, C524S591000, C524S839000, C524S507000, C525S123000, C525S455000, C522S090000, C522S096000, C522S084000, C522S085000, C522S086000, C528S044000, C528S052000, C528S059000, C528S065000, C528S066000, C528S076000, C528S081000, C528S083000, C528S085000
Reexamination Certificate
active
10761015
ABSTRACT:
The present invention is directed to a waterborne, UV-curable polyurethane emulsion and the use thereof in producing soft touch coatings. The emulsion is prepared by a) reacting specified hydroxy-functional components with di- and/or polyisocyanates, b) forming a dispersion of the resultant product with water and reacting the dispersion with amine functional materials.
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Dvorchak Michael J.
Gindin Lyubov K.
Lockhart Aaron A.
Bayer MaterialScience LLC
Cheung Noland J.
Klemz Robert S.
McClendon Sanza L
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