預聚物 的英文怎麼說

中文拼音 [yùjùwù]
預聚物 英文
base prepolymer
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 聚 : 動詞（聚集; 聚積） assemble; gather; get together
  • 物 : 名詞1 （東西） thing; matter; object 2 （指自己以外的人或與己相對的環境） other people; the outsi...
  1. Polybutadienes, epoxy resins, and similar polymers may be used while they are in the viscous or liquid state of prepolymerization.

    聚丁二烯，環氧樹脂及類似聚合物在粘性狀或液體預聚態都是可用的。
  2. Study on li - series prepolymer by soft ionization ms

    軟電離質譜法研究鋰系預聚物
  3. Test method for isocyanate groups in urethane materials or prepolymers

    氨基甲酸乙酯材料或預聚物中異氰酸酯基團的試驗方法
  4. Pdmaema can be cross - linked by quaternization to develop a positively charged dense network structure. according this mechanism, pdmaema / psf positively charged nanofiltration membrane was developed by interfacial polymerization using psf plate macrofiltration membrane as support layer, pre - polymer of pdmaema water solution as coating solution, p - xylylene dichloride / heptane as cross - linking agent

    根據這一機理，以psf平板微孔膜為基膜， pdmaema預聚物水溶液為塗層液，以對二氯芐正庚烷溶液為交聯劑，採用界面聚合法制備了pdmaema psf荷正電復合納濾膜。
  5. The first group is polyurethane prepolumer which is made from polyether resin and diisocyanate etc after polymerization ; the second group is made by mixing up cross linker, accelerator, softener, densifier, mold preventive and stuffing etc

    甲組分別是以聚醚樹脂和二異氰酸脂等為原料，經聚合反應製成的含端異氰酸脂基的聚氨基甲酸脂預聚物；乙組分別由交聯劑、促進劑、增韌劑、增黏劑、防霉劑和填充劑等混合加工而成。
  6. The polyurethane ( pu ) membranes modified with silk fibroin ( sf ), made from sf protein and liquid prepolymer with terminal - isocyanate groups, were obtained by the process of prepolymer having reaction on the surface of sf membranes and then controlling the moisture of system and the solution conditions

    摘要以再生絲素蛋白和液狀端異氰酸酯基預聚物為原料，使預聚物在絲素膜界面發生化學反應，再通過控制相對濕度和溶解條件，制備了絲素改性聚氨酯膜。
  7. When termination occurs partly by disproportionation, the prepolymer chains in the product carry branches as well as cross-links.

    當終止反應一部分是由歧化所起時，則在產物中預聚物鏈不但帶有交聯也帶有支鏈。
  8. Hexamethylene diisocyanate (hmdi) may be used in prepolymer, in place of tdi.

    六亞甲基二異氰酸酯（HMDI）可用在預聚物中代替甲苯二異氰酸酯TDI。
  9. ( 2 ) the results of impact experiments show that impact strength of pf is improved and improvement lever is related to wpu ; but effect of carboxyl - terminated pu - prepolymer is better, that is to say the interpenetrating networks have priority at toughening of thermosetting resin

    （ 2 ）沖擊實驗結果表明二種pu預聚物均能提高pf的沖擊強度，增韌效果與pu質量分數wpu有關；而端羧基pu能使復合物沖擊強度達到的最大值比端羥基pu稍大。
  10. ( 3 ) volume shrinkage of composite decreases greatly with wpu increasing, even can arrive a negative number, but thermal stability is still good. ( 4 ) toughening mechanism is that : the formation of high molecular linear amino formate construct is the toughening reason ; hydroxyl - terminated pu - prepolymer and pf react to produce chemical bond effect which participate cure ; carboxyl - terminated pu - prepolymer and pf form semi - ipn which make toughened pf occur maximum

    （ 4 ）通過紅外光譜對pf / pu共混物分子結構進行的定性分析、以及掃描電鏡對沖擊斷面形貌進行的分析，可證明聚氨酯預聚物增韌酚醛樹脂的機理是：兩個體系都是由於高分子量的線形氨基甲酸酯結構而增韌；端羥基pu與pf在共固化中產生化學鍵效應，參與pf的固化；而端羧基pu則與pf形成半互穿網路而增韌。
  11. The concept on uv curable coatings were introduced in this article. influence of prepolymers, active dilutes and additives on adhesion and abrasion resistance for the coatings of handset were discusses

    摘要介紹了紫外光固化的概念，討論了預聚物、活性稀釋劑以及添加劑對紫外光固化手機塗料附著力和耐磨性的影響。
  12. The preparation method of silylated polyurethane sealant and the influences of different silanes on sealant properties are also described

    介紹了硅烷偶聯劑改性聚氨酯預聚物的方法和密封膠的配製以及不同的硅烷偶聯劑對改性聚氨酯密封膠性能的影響。
  13. Testing methods for tolylene diisocyanate type prepolymers for thermosetting urethane elastomers

    熱固性聚氨酯彈性體用甲苯二異氰酸酯預聚物的試驗方法
  14. As the tender part of polymer molecule, the poly ( propylene glycol ) ( ppg ) was studied. the result suggested that prepolymer which was prepared with the ppg ( molecular weight is 1000 ) has good capability. it ' s uv - curing velocity is 35m / min, glossiness is 139. 3 %, tensibility is 23. 88 % and tensile strength is 4. 475mpa

    對作為預聚物高分子主鏈柔性部分的聚醚進行的研究表明，採用分子量為1000的聚醚合成的預聚物， uv固化速度達到35m min 、固化后塗膜光澤度139 . 3 、塗膜斷裂伸長率23 . 88 、拉伸強度4 . 475mpa ，綜合性能優良。
  15. Hexamethylene diisocyanate ( hmdi ) may be used in prepolymer, in place of tdi

    六亞甲基二異氰酸酯（ hmdi ）可用在預聚物中代替甲苯二異氰酸酯tdi 。
  16. Tdi standard test method for unreacted toluene diisocyanates in urethane prepolymers and coatings solution by gas chromatography

    氣相色譜法測定氨基甲酸酯預聚物和塗料溶液中未反應的甲苯二異氰酸酯
  17. They are uv - curing polyurethane acrylate ( pua ), soft uv - curing epoxy acrylic resin ( pea ) and uv - curing multiacrylate polyurethane acrylate ( bpua )

    用傅立葉紅外光譜（ ftir ）進行表徵，證實了這三種預聚物的結構。
  18. Test method for polyurethane raw materials : determination of acidity in low acidity aromatic isocyanates and polyurethane prepolymers

    聚氨基甲酸乙酯原材料試驗方法:低酸性芳族異氰酸鹽酯和聚氨基甲酸乙酯預聚物酸度的測定
  19. Standard test method for polyurethane raw materials determination of acidity in low - acidity aromatic isocyanates and polyurethane prepolymers

    聚氨基甲酸乙酯原料的標準試驗方法:低酸度芳香異氰酸酯和聚氨基甲酸乙酯預聚物中酸度的測定
  20. The processing techniques to manufacture gap net polymer and gap fuel - rich propellant were determined by means of careful selections of curing parameter, proper curative and crosslinking agent, addition of stabilizer and etc. the mechanic property of gap propellant was modified by addition of chain extender. as a result, the gap fuel - rich propellant was developed. by means of dsc and pdta methods, the thermal decomposition characteristics of gap model fuel - rich propellant and its ingredients at both 0. 1 and 0. 5 mpa were investigated

    通過調節固化參數，選擇合適的固化劑和交聯劑體系，添加安定劑以及改進工藝步驟等方法，解決了gap預聚物及gap貧氧推進劑制備工藝中的關鍵技術；採用添加擴鏈劑的方法改善了gap貧氧推進劑的力學性能；最後研製出一個可實用的gap貧氧推進劑配方。
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