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- A new water developable,photosensitive phenolic resin containing quaternary ammonium hydroxide groups and acrylate groups(AQHPR) was synthesized. 研究了作为新型水显影阻焊剂组分的含丙烯酸酯基及季铵碱基的酚醛树脂的各种感光条件。
- In the previous work,a conformational rule was proposed for Hofmann elimination of quaternary ammonium hydroxides. 本文合成了12种含环戊基或环己基的第四级铵碱，使之发生Hofmann消除反应。
- SYNTHESIS AND PROPERTIES OF WATER SOLUBLE PHOTOSENSITIVE QUATERNARY AMMONIUM HYDROXIDE GROUPS CONTAINING PHENOLIC RESIN 新型水溶性含季铵碱基感光树脂的合成及性能
- Photocrosslinking properties of water soluble quaternary ammonium hydroxide groups-containing acrylic phenolic resin 含季铵碱基及丙烯酸酯基的酚醛树脂的感光性能
- Keywords photosensitive polymer;epoxy phenolic resin;watersoluble polymer;quaternary ammonium hydroxide;water developable soldering mask; 感光高分子;环氧酚醛树脂;水溶性高分子;季铵碱;水显影阻焊剂;
- quaternary ammonium hydroxide 氢氧化季铵,季铵碱
- Optical properties of doped quaternary ammonium salt KDP crystals[J]. 引用该论文 许心光;孙洵;王正平;许贵宝;高樟寿;邵宗书.
- quaternary alkyl ammonium hydroxide 氢氧化烷基季铵
- An antistatic agent of polyacrylamide quaternary ammonium compound was designed and synthesized. 设计合成了聚丙烯酰胺季铵盐类的抗静电剂。
- This paper mostly describes the study of the preparation of organosilicon quaternary ammonium salt and the study of the antimicrobial effect. 摘要研究有机硅高分子氨乙基氨丙基硅油的季铵化及其抗菌性能。
- EI/MS and ESI/MS were used for the analysis of quaternary ammonium salt cationic surfactants. 以电子轰击质谱法(EI/MS)与电喷雾质谱法(ESI/MS)相结合,分析季铵盐型表面活性剂。
- The graphite is mixed with clay from Mississippi in which ammonium hydroxide is used in the refining process. 石墨要与产自密西西比河床的粘土混合，在精炼过程中，还要用到氢氧化铵。
- In this paper, the new cyclic quaternary ammonium salt DCAS was designed and synthesized. 设计并合成了新的环状季铵盐DCAS。
- These anions were separated on a Vydac 302 IC quaternary ammonium phase column using aqueous solution of 0. 选用四硼酸钠及对紫外光有较强吸收的邻苯二甲酸作为流动相的主要成分，用以洗脱和分离无机阴离子。
- Abstract :Double alkyl quaternary ammonium salts have been prep ared through bromoalkane, an intermediate material. (摘要) 以溴代烷为原料制备了双烷基二甲基溴化铵 系列产品。
- Various iodinated strong base quaternary ammonium anion exchange resins were prepared. 制备了数种不同的强碱型阴离子碘化树脂。
- Transparent hair shampoo was prepared using poly siloxane quaternary ammonium salt microemulsion as a conditioner. 以聚硅氧烷季铵盐微乳液为调理剂制备透明洗发香波。
- N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst. 以苯胺和溴乙烷为原料,用四乙基氢氧化铵作相转移催化剂,在常压下合成N,N二乙基苯胺。
- Using fatty alcohol as starting material, double octyl quaternary ammonium bromide was obtained.It's yield reached 80%. 以脂肪醇为原料，合成了双辛基季铵溴盐，其产率达80%25。
- Objective To study general toxicity,hereditary toxicity and mutagenicity of quaternary ammonium compound detergent. 目的研究季氨化合物洗消剂的毒性、遗传毒性及致突变性。
