Organic compounds -- part of the class 532-570 series – Organic compounds – Heavy metal containing
Reexamination Certificate
2008-05-13
2008-05-13
Nazario-Gonzalez, Porfirio (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heavy metal containing
Reexamination Certificate
active
07371879
ABSTRACT:
The present invention relates to monomeric bivalent phenoxy tin compounds, processes for making the phenoxy tin compounds, and processes for making polyurethanes using the tin compounds as polymerization catalysts.
REFERENCES:
patent: 993004 (1965-05-01), None
B. Cetinkaya et al., J. Am. Chem. Soc. (1980) 102(6), 2088-9.
E.I. Du Pont de Nemours and Company
Nazario-Gonzalez Porfirio
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