dispersion agent 中文意思是什麼

dispersion agent 解釋
分散劑
  • dispersion : n 1 分散,散開;散布,傳播;離散。2 【物理學】彌散,色散;【化學】分散作用;被分散物;分散相,分...
  • agent : n 1 行為者,動作者;【語法】主動者。2 原因;動因;作用物,(作用)藥劑。3 代理人,代辦人;代理商...
  1. The ft - ir and the energy spectrum tests confirm that aluminium zirconium organic metal coupling agent has been grafted onto the surface of tio2 and sem test shows better dispersion of ultrafine tio2 after modification

    紅外光譜和能譜分析表明,在超微二氧化鈦粉體表面接枝上了鋁鋯有機基團;通過掃描電鏡可看出經過改性后的超微二氧化鈦分散性得到改善。
  2. The experimental results show that the cycle of the mother liquid increases the yield of the product, the seed crystal can improve long - diameter ratio remarkably, the proper additive reduces the speed of crystal growth and make size distribution homogenize. through appending different seed crystal and bivalent lead at one time, we may receive when the content of the seed crystal is 0. 075 % and pb2 + is 20 - 50ppm, the yield of the basic magnesium chloride whisker is high and crystal shape is good. the surface active agent can improve dispersion performance of the basic magnesium chloride whisker

    研究結果表明:母液循環可以提高堿式氯化鎂晶須的產率;添加晶種可明顯的改善晶形;合適的添加劑可以降低晶體生長速度並可提高晶須的粒徑分佈;而同時加入不同用量的晶種和pb ~ ( 2 + ) ,試驗結果表明晶種含量在0 . 075 , pb ~ ( 2 + )在20 50ppm時,晶須的產率高,晶形好;表面活性劑對產品的分散性能有所改進。
  3. A series of near roundness cds nanoparticles with a particle diameter of 3 ~ 6nm have been prepared by controlling the concentration and proportion of reactants and adopting sodium hexametaphosphate as stabilizing agent. the studies demonstrate that these particles present obvious quantum size effect and an appropriate excess of cd2 + ion and hexametaphosphoric acid group polysnion are helpful to the dispersion and flame capability ' s improvement of particles. another series of near roundness monodisperse au nanoparticles with a diameter of 12. 3nm was prepared via sodium citric acid deoxidizing auric chloride acid

    利用六偏磷酸鈉作為穩定劑,通過控制反應物的濃度及比例,制備了粒徑為3 6nm 、呈近似球形的cds納米顆粒,光譜測試結果表明,顆粒具有明顯的量子尺寸效應,適當過量的cd ~ ( 2 + )離子以及六偏磷酸根聚陰離子有助於顆粒的分散並提高其發光性能;採用檸檬酸鈉還原氯金酸,制備了接近球形、平均粒徑約為12 . 3nm的單分散體系au納米顆粒;採用wessling的前驅聚合物法獲得導電聚合物ppv前驅體。
  4. The effect of the catalysts, e. g., concd. sulfuric acid, p - toluenesulfonic acid, dodecylbenzenesul - fonic acid on the esterification of starch was studied with cassava starch as the raw material, acetic anhydride as the esterifying agent and acetic acid as the dispersion medium

    摘要以木薯澱粉為原料,用醋酸酐為酯化劑,以乙酸為分散遞質,探索了以濃硫酸、對甲基苯磺酸、十二烷基苯磺酸為催化劑對澱粉醋酯化反應的影響。
  5. Abstract : unsaturated polyester with low shrinkage composied of anti - shrinking agent, thermoplastics, dispersion - stabilizer, a kind of graft copolymer made from styrene and saturated polyester, shaped like a comb for its molecular structure and upr in certain structure and some factors effecting on low shrinkage were introduced in this paper

    文摘:研究了當用熱塑性樹脂作為不飽和聚酯樹脂低收縮劑時,合成了以苯乙烯為主鏈,聚酯為枝鏈的梳狀接枝共聚物,作低收縮劑的分散穩定劑,配合相應組成的不飽和聚酯樹脂得到了具有低收縮特性的不飽和聚酯組成物。
  6. In water, the apparent viscosity of composite particles is much lower than that of uncoated graphite with the same solid content ; composite particles have good dispersion effect under different ph value with dispersant agent of sodium hexametahposphate. through the analysis of tg - dtg curve, the oxidation resistance of composite particles has been greatly improved

    復合粉體水漿體的表觀粘度比相同質量固含量的未處理石墨大大降低,而且在以六偏磷酸鈉為分散劑時,復合粉體在不同的ph值條件下都取得了很好的分散效果。
  7. Nano - powder ' s water - based dispersing compound is an important pre - substance for preparation of functional finishing agent, and the evaluating methods of it ' s dispersion always play a key part in nano - materials ' applying research

    摘要納米粉體水基分散體是制備功能性塗飾劑的一個重要前驅體,其分散性的評價方法是納米材料應用研究中很重要的一部分。
  8. Secondly, the surface - treating method of the carbon nano tubes was investigated, which was first time to process the surface of carbon nano tubes using the techniques such as purification, alkaline treatment, modification of coupling agent and ultrasonic dispersion

    研究了碳納米管的新型表面處理方法,首次將碳納米管純化、堿處理、偶聯劑表面改性、超聲波分散聯用於碳納米管處理過程。
  9. Reversed emulsion polymerization and property of a new scale inhibition and dispersion agent

    一種新型阻垢分散劑的反相乳液聚合及性能
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