聚尿素樹脂 的英文怎麼說
中文拼音 [jùniàosùshùzhī]
聚尿素樹脂
英文
carbamide resin- 聚 : 動詞(聚集; 聚積) assemble; gather; get together
- 尿 : 尿名詞(小便) urine
- 素 : Ⅰ形容詞1 (本色; 白色) white 2 (顏色單純) plain; simple; quiet 3 (本來的; 原有的) native Ⅱ名...
- 樹 : Ⅰ名詞1 (木本植物的通稱) tree 2 (姓氏) a surname Ⅱ動詞1 (種植; 栽培) plant; cultivate 2 (樹...
- 脂 : 名詞1. (動植物所含的油質) fat; grease; tallow 2. (胭脂) rouge 3. (姓氏) a surname
- 樹脂 : resin; jaffaite; peucine
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Both of water and soil dissolution rates of sapcus decreased obviously along with the increase of sap coating rate
聚丙烯酰胺型高吸水性樹脂包膜尿素控緩釋效果好於交聯聚丙烯酸鹽型高吸水性樹脂包膜尿素。The synthesizing process can be finished in a single kettle. not only technology is very simple, but also the reaction time is shortened, therefore, the production efficiency is obviously increased. the general performances of modified melamine resin superplasticizer jd can be furthermore improved by compounding amino - arylsulphonate phenol formaldehyde condensate superplasticizer hpp
使用廉價的活性單體尿素取代三聚氰胺單體以降低高效減水劑的生產成本,並將取代量提高到了目前最高水平17 ;合成在一個反應釜中完成,工藝簡單,反應時間縮短,提高了生產效率;本文通過物理改性的手段,即復配氨基磺酸鹽高效減水劑hpp ,可進一步改善改性密胺樹脂高效減水劑的綜合性能。Abstract : through copolycondensation method, a phenol - melamine - urea - formaldehyde resin was prepared. the discussion was concentrated on the preparation method of the resin and it ' s application condition in pressing exterior - type medium density fiberboard
文摘:通過共縮聚的方法,制備了具有良好的耐水性能和膠合性能的苯酚-三聚氰胺-尿素-甲醛樹脂。著重討論了該樹脂的制備方法以及在壓制室外型中密度纖維板中的應用情況。An amine or amino resin is the alkylated reaction product of urea or melamine and formaldehyde
含胺基或氨基樹脂是尿素或三聚氰胺和甲醛烷基化反應產品。分享友人