Simultaneous expansion and cure of polyester resin composition
申请人:UNIROYAL, INC.
公开号:EP0048050A1
公开(公告)日:1982-03-24
Unsaturated polyester resin in solution in ethylenically unsaturated copolymerizable monomer is mixed with peroxide catalyst, organometallic promotor and certain hydrazine-type or hydrazone compounds. The liquid mixture expands and cures to provide a solid foamed resin.