C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
402/194, 400/571
C08L 67/06 (2006.01) B01J 31/12 (2006.01)
Patent
CA 1076293
Abstract of the Disclosure A novel catalyst system is provided useful for the preparation of B-stage unsat- urated polyester resins having, as the essen- tial components, a peroxide catalyst and a ferrocene derivative in certain critical ratios. Incorporation of a temperature responsive per oxide catalyst provides later cure of the resin. The product B-stage resins offer the advantage. of improved molding characteristics.
225431
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