Preparation of fibroin - based modified agent and its finishing effectiveness to wool fiber 絲改劑的制備及其在羊毛纖維整理中的應(yīng)用
Polyurethane waterproof material was prepared by using polyurethane prepolymer as matrix material and petroleum resin as modifying agent 摘要以聚氨酯予聚體為基料,以石油樹脂為改性劑,研制成功了石油樹脂聚氨酯防水材料。
They are widely used in defoaming agent , emulsifier , leveling agent , fiber treating agent , silicone resin modifying agent and low foam detergent formulation 廣泛地用于消泡劑、乳化劑、勻染劑、纖維處理劑、有機(jī)硅樹脂改性劑及低泡洗滌配方中。
The aqueous polyurethane emulsion was prepared through to use trimethylolpropane ( tmp ) as cross - linkers and acrylate as modified agents by emulsion co - polymerization 摘要以三羥甲基丙烷等作為交聯(lián)劑,采用丙烯酸酯作為改性劑合成改性水性聚氨酯乳液。