C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
403/13
C08G 18/40 (2006.01) C08G 18/09 (2006.01) C08G 18/32 (2006.01) C08G 18/67 (2006.01) C08J 9/00 (2006.01)
Patent
CA 1062850
THERMALLY STABLE, RIGID, CELLULAR ISOCYANURATE POLYURETHANE FOAMS ABSTRACT OF THE DISCLOSURE Rigid isocyanurate urethane polymers useful for insulation purposes and characterized by unexpected and significantly superior thermal stability are achieved by incorporation therein of 2,3-dibromo-2-butene-1,4-diol, antimony oxide and hydrated alumina.
246183
Biranowski Jerome B.
Lorenz Donald H.
G. A. F. Corporation
Na
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