Polyhydroxyalkylamide Materials for Use as Crosslinkers
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2024-11-12
ALEXANDRIA, Virginia, Nov. 12 -- PPG INDUSTRIES OHIO, INC., Cleveland, Ohio has been assigned a patent (No. US 12139630 B2, initially filed Dec. 13, 2019) developed by six inventors Michael G. Olah, Pittsburgh, Pennsylvania; William H. Retsch, Jr., Allison Park, Pennsylvania; Hongying Zhou, Allison Park, Pennsylvania; Debra L. Singer, Wexford, Pennsylvania; Dennis A. Simpson, Sarver, Pennsylvania; and Tsukasa Mizuhara, Gibsonia, Pennsylvania, for "Polyhydroxyalkylamide materials for use as cros . . .