C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
400/5733, 400/76
C08K 3/00 (2006.01) C08K 3/08 (2006.01) C08K 5/00 (2006.01) C08L 67/06 (2006.01)
Patent
CA 1052928
Abstract of the Disclosure Unsaturated polyester resins having improved fire retardant properties comprise a halogen-containing un- saturated polyester of a polycarboxylic compound and a polyhydric alcohol together with an additive mixture comprising iron or a compound of iron and at least one member of the group consisting of copper, a compound of copper, antimony and a compound of antimony. The un- saturated polyester resin may be copolymerized with an unsaturated monomer to prepare castings, laminated pro- ducts, reinforced articles and the like having low burn- ing rates, low smoke generation, and beneficial char formation in the presence of a flame. - 1 -
229664
Dorfman Edwin
Hindersinn Raymond R.
Schwartz Willis T.
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