An unsaturated polyester resin was synthesized from dicyclopentadiene, maleicacid and ethylene glycol. This resin can be moulded by casting and also can be hardened in air.
用二环戊二烯，顺丁烯二酸和乙二醇合成不饱和聚酯，这种不饱和聚酯既可浇铸，也可以在空气中固化。
2
An unsaturated polyester resin was synthesized from dicyclopentadiene maleicacid and ethylene glycol. this resin can be moulded by casting and also can be hardened in air.
用二环戊二烯，顺丁烯二酸和乙二醇合成不饱和聚酯，这种不饱和聚酯既可浇铸，也可以在空气中固化。
3
F-Gel coat resin was prepared from propylene glycol, maleic anhydride, phthalic anhydride, m-phthalic acid and styrene and the properties of products met with the requirement of composite material.