1·Novolac cyanate ester resin is one of the high ablative-resisting polymer based materials. It also has superior heat-resistance, dielectric and mechanical properties.
酚醛型氰酸酯树脂是耐烧蚀性能最好的树脂材料之一，它具有优异耐热性和介电性能，同时又具有一定力学性能。
2·According to the molecule design, a kind of modified resin which have both epoxy groups and hydrophilic groups was synthesized from polyfunctional group novolac epoxy resin (F-51) and diethanolamine.
采用化学改性法，选择多官能团酚醛环氧树脂(F—51)与二乙醇胺进行定量加成反应，合成了一种在分子结构上既具有环氧基团，又具有亲水性基团的改性树脂。
3·Phenolic resin-based spherical activated carbon (PHSAC) was prepared successfully by adding ferrocene into novolac-type phenolic resin.
通过在酚醛树脂中添加有机金属二茂铁的方法，制备出含有大量中孔的酚醛树脂基球形活性炭(PHSAC)。
4·The content of the hydrolyzable chlorine ino -cresol -novolac epoxy resin (ECN) is an important factor which influences the quality of the resin.
ECN树脂中的可水解氯含量是决定树脂质量的—个重要指标。