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US4299950A Unsaturated polyester resin composition 失效
不饱和聚酯树脂组合物

Unsaturated polyester resin composition
摘要:
A novel unsaturated polyester resin composition comprising an unsaturated alkyd and a crosslinkable vinyl monomer, said unsaturated alkyd being a modified unsaturated alkyd obtained by reacting a polybasic acid with a polyhydric alcohol in the presence of a cyclopentadiene-type oil having a viscosity at 25.degree. C. of 50 to 50,000.
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