General chemical modification methods were given. The general modifiers include alcohol, organosilicon compound, polymer and silane coupling agent.
列举了常见的二氧化硅化学改性方法，其改性剂主要有醇、有机硅化合物、聚合物、硅烷偶联剂。
Different modifiers had different effects on the properties of wood-polymer composites, and comparatively the modifier of iso-cyanate produced a better result.
不同的改性剂对复合材料的性能产生不同的影响，异氰酸酯胶改性效果比较好。
Different modifiers had different effects on the properties of wood-polymer composites, and comparatively the modifier of iso-cyanate produced a better result.
不同的改性剂对复合材料的性能产生不同的影响，异氰酸酯胶改性效果比较好。
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