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。
The modification methods , types of modified agents and applications of different kinds of caco3 fine particles are summarized , and the prospect of development of caco3 fine particles in future is given 摘要綜述了碳酸鈣的改性方法、改性劑的種類、不同類型碳酸鈣粉體的應(yīng)用,并對今后碳酸鈣粉體的發(fā)展作了展望。
This dissertation concludes the compatible tests using base asphalt produced in liaoning province and major domestic modifying agent . the best compatible combination can be get by comparing these test results 本論文選用遼寧地區(qū)常用的基質(zhì)瀝青及在國內(nèi)較有影響的改性劑品牌進(jìn)行配伍試驗(yàn),通過比較指標(biāo)的優(yōu)劣得出最佳的配伍組合。
At present , sodium bentonite was used as main raw material , and cationic surfactants such as long carbon chain quaternary ammonium salt and alkylamine were used as modifying agents when synthesize organobentonites 目前,制備有機(jī)膨潤土所用的原料主要為鈉基膨潤土,所用的插層劑主要是陽離子表面活性劑,如長碳鏈季銨鹽、烷基胺等。
An strippable antirust packing plastic which was hot - melt type and solvent type was made of eva resin as the main film components , corrosion inhibitor and modifying agents , and the application of the material in the antirust of cutting tool and machine tool were discussed 摘要介紹了以熱塑性樹脂為主要成膜物質(zhì),加入防銹劑和改性劑制成熱熔型和溶劑型可剝離防銹包裝材料,并敘述了其在刀具和機(jī)床防銹方面的應(yīng)用情況。
And reached the following specific conclusions : rubber content with the increase of resistance to ageing rubber modified asphalt increased ageing after less than for low - temperature service , the quality of reduced losses , soften point increase needle into a normal degree . summed up the aging asphalt and modified asphalt laws made spent rubber for asphalt modified agents , the principles of the size options and dosage of rubber powder for spent rubber modified asphalt road asphalt in the application provided a good technical support 得出了隨膠粉含量的增加膠粉改性瀝青的抗老化性能提高,老化后低溫延度比減小、質(zhì)量損失量減小、軟化點(diǎn)提高,針入度呈正態(tài)分布及改性瀝青老化的規(guī)律,提出了廢膠粉用作瀝青改性劑時(shí)粒徑選擇和摻量確定的原則,為廢膠粉改性瀝青在公路瀝青路面中的應(yīng)用提供了良好的技術(shù)支持。