Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1982-12-16
1984-08-28
Kight, III, John
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
521906, 560 83, C08G 1828
Patent
active
044684819
ABSTRACT:
A flame retardant polyurethane-modified polyisocyanurate foam composition containing a flame retardant amount of a normally liquid flame retardant polyol ester. The polyol ester is prepared by a process comprising reacting a halogen containing anhydride of a dicarboxylic acid or a mixture of said anhydrides with 2 to about 10 moles of an aliphatic diol or mixture of diols per mole of said anhydride to obtain a substantially fully esterified halogen containing product.
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Barda Henry J.
Eldridge William J.
Sutker Burton J.
Ethyl Corporation
Johnson Donald L.
Kight III John
Morgan Kriellion
Sieberth John F.
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