| 1. | Standard specification for glacial methacrylic acid 冰甲基丙烯酸的标准规范 |
| 2. | Study on the esterifying process and kinetics of polythylene - glycol and methacrylic acid 聚乙二醇与甲基丙烯酸的酯化工艺及动力学研究 |
| 3. | Thermoset acrylic coating are based on resins prepared from acrylic and methacrylic esters , acrylic and methacrylic acids , and / or styrene 热固型丙烯酸涂料是由丙烯酸和甲乙基丙烯酸酯,丙烯酸和甲基丙烯酸,或苯乙烯反应而成。 |
| 4. | Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride , methacryloyl anhydride and methacrylic acid as the acylating agents 以甲基丙烯酰氯、甲基丙烯酸酐和甲基丙烯酸作酰化剂,研究了胆酸甲酯分子中羟基的反应活性。 |
| 5. | The system propazine : methacrylic acid was used as a model for the preparation of molecularly imprinted fibers , and its ability to selectively rebind triazines was evaluated 2 -氯- 4 , 6 -二(异丙氨基) - 1 , 3 , 5 -三嗪系统:用甲基丙烯酸做模型制备分子印迹纤维,并对其选择性吸附三嗪化合物的能力进行评估。 |
| 6. | The mips were synthesized using methacrylic acid as the functional monomer and ethylene glycol dimethacrylate as the crosslinker by the non - covalent method . the sensors exhibited good sensitivity , selectivity and long - time stability even in harsh chemical environments 这些传感器具有很好的热和化学稳定性,即使在苛刻的环境中仍显示了良好的操作性能,极大地克服了生物传感器的缺陷。 |
| 7. | The results are listed as follows : ( 1 ) the inorganic acetate of y , ba and cu were used as precursors , and diethylenetriaminejactic acid and a - methacrylic acid as complexing agents , respectively . the stable fluorine - free ybco sol can be obtained 研究结果表明: ( 1 )采用y 、 ba和cu的无机盐为出发原料,采用乳酸、 ?甲基丙烯酸及二乙烯三胺作络合剂,可以制得易于成膜且稳定性良好的无氟系ybco溶胶。 |
| 8. | Poly ( methacrylic acid ) ( maa ) and poly ( acrylic acid ) ( aa ) microgels have been prepared as templates by employing inverse emulsion polymerization techniques . four types of spherical organic - inorganic nano - composites have been prepared by introduction of precipitation agent into the pmaa / paa microgels containing appropriate rate metal ions 本课题开展了两个模板体系的研究,即分别以丙烯酸( aa )和甲基丙烯酸( maa )为聚合单体,利用反相乳液聚合方法合成了几种包埋有不同金属离子的高分子微凝胶。 |
| 9. | Water - borne epoxy resin has been synthesized by grafting route , epoxy resin , methacrylic acid , butyl acrylic as primal materials . the mechanism of the preparation , emulsification and curing of the resin were described , and the whole course was analyzed . the correlative factors on each step reaction were discussed in detail 探讨了以环氧树脂、甲基丙烯酸和丙烯酸丁酯为原料,由接枝的路线合成水可分散性环氧树脂的制备、乳化及固化成膜一系列的反应机理,对过程进行了分析,并讨论了有关因素对各步反应的影响。 |