Free radical promoter for curing polyester compositions
Free radical promoters for use in curing resin compositions comprising an unsaturated polyester and an ethylenically unsaturated copolymerizable monomer are disclosed for use with conventional initiators. The free radical promoters comprise ferrocene or ferrocene substituted on one or both cyclopentadienyl rings with an alkyl, alkoxy, hydroxyl, carboxyl, carboxaldehyde, hydroxyalkyl, amino, halo, cycloalkyl, or aryl radical.
Description
Patent History
Patent number: T101903
Type: Grant
Filed: Apr 24, 1981
Date of Patent: Jun 1, 1982
Inventor: John R. Dombroski (Kingsport, TN)
Application Number: 6/257,448
Type: Grant
Filed: Apr 24, 1981
Date of Patent: Jun 1, 1982
Inventor: John R. Dombroski (Kingsport, TN)
Application Number: 6/257,448
Classifications
Current U.S. Class:
Material Contains Group Viii Metal Atom (fe, Co, Ni, Ru, Rh, Pd, Os, Ir, Pt) (525/17);
Polymer Derived From Polycarboxylic Acid Or Anhydride And Polyhydroxy Compound Wherein At Least One Of The Reactants Contains Ethylenic Unsaturation (525/43);
Polymer Mixed With Unsaturated Reactant Containing Two Or More Unsaturated Groups (525/44)
International Classification: C08L 6706;
International Classification: C08L 6706;
