查询词典 resorcinol

Methods: the target compounds were synthesized by multi_step from resorcinol and p_substituted phenylacetic acid as the starting material.

从间苯二酚和对位取代苯乙酸开始，经多步反应，合成出目标化合物。

Four kinds of aromatic ether-linked dinitriles with low melting temperatures were obtained via the nucleophilic substitution of hydroquinone, resorcinol, biphenol and bisphenol A with CBN. They were polymerized to afford a series of poly(pheny-s-triazine)s under the optimized conditions.

以对苯二酚、间苯二酚和联苯二酚为原料，分别与对氯苯腈进行亲核取代反应，合成了三种较低熔点的含醚键二腈，并分别研究了其在优化条件下的聚合反应。

Compared with the Epoxy resorcinol-formaldehyde resin pretreatment system and Maleic anhydride pretreatment system developed by Xusigui, the 40% carbolated styrene-butadiene latex system can keep the composite"s properties and reduce the cost of pretreatment and simplify the pretreatment technology; especially to the HST 2073 latex system, the composite"s mechanics properties are improved greatly. Secondly, the composite"s comprehensive properties and interface performance are improved by reinforced with short fiber grafted with rubber in the surface. Thirdly, to simplify the production technology of composite, we add TKM-M and RF-90 as adhesive agent to the composite blended in an internal mixer, so as to the composite can be used to industry widely, then the effect of the amount adhesive agent on the composite"s properties and interface adhesive performance was studied, from the experiments the optimum amount of adhesive agent was deduced.

其中采用特软羧基丁苯胶乳预处理短纤维的方案，降低了预处理成本，相对许泗贵的低分子环氧和马来酸酐体系来说，预处理工艺大大简化了，而材料的力学性能保持良好，尤其是 HST 2073A 胶乳预处理体系，力学性能有较大幅度的提高；第二，通过对尼龙短纤维表面进行接枝橡胶分子链预处理，改善了复合材料的界面粘合性能，复合材料的综合性能也得到了相应的提高；第三，为了简化复合材料的生产工艺，使复合材料的应用得到工业化推广，我们选用TKM—M和RF—90长效增粘剂，直接加入短纤维橡胶复合材料中，采用密炼工艺，探讨了增粘剂的用量对复合材料界面粘合以及性能的影响，得出了增粘剂在复合材料中的最佳用量。

Condensation of resorcinol or phloroglucinol with sodium hydrogen malate in the presence of catalytic sulfuric acid leads to the synthesis of natural bioactive umbelliferone and daphnetin under microwave irradiation.

在适量硫酸的存在下，用微波辐射合成了天然活性香豆素伞形花内酯和瑞香内酯。

Resorcinol was prepared from isophthalic acid through liquid-phase catalytic oxidation and subsequent hydrolysis using oxygen in the air as oxidizing agent in the presence of catalyst copper and promoter manganese.

崔建新；肖如亭(天津理工大学生物与化工学院)摘要：以间苯二甲酸为起始原料，在催化剂铜和助剂镁作用下，以空气中的分子氧作氧化剂，通过液相催化氧化继而水解制得间苯二酚。

Deoxybenzoin(3) was prepareded by using the resorcinol and substituted phenylacetic as starting meterials in microwave-mediated.Then the compound(3) was reacted with acetic anhydride to produce(4).The compound(4) was hydrolyzed to convert compound(5) in the acid-mediated. The compound(5) was reacted with the 1,2-dibromo-ethane and 1,3-dibromo-propane in refluxed condition with acetone as solvent to give(6) or(7),respectively.Lastly,the title compounds were synthesized by refluxing(6) or(7) with 2-methyl-benzimidazole and potassium carbonate in acetone solution.

以取代苯乙酸和间苯二酚为起始原料，用微波辐射法合成脱氧安息香(3)，(3)与乙酸酐缩合生成2-甲基-7-乙酰氧基异黄酮(4)，(4)在酸性条件下水解生成相应的异黄酮(5)，化合物(5)分别与1，2-二溴乙烷和1，3-二溴丙烷反应生成(6)和(7)，化合物(6)和(7)再分别与2-甲基苯并咪唑偶合生成目标化合物。

Our company specializes in operating plating materials: sulfamic acid nickel, nickel sulphate, nickel chloride, nickel carbonate, etc.; environmentally friendly sewage treatment materials: polyacrylamide, polypropylene acid sodium, ferrous sulfate, etc.; washing cleaning materials: OP - 10, TX-10, NP-9, K-12, JFC, sodium carboxymethyl cellulose, etc.; cosmetic raw materials: Triclosan, Resorcinol, stearic acid and so on, basic chemical raw materials: Industrial salt, soda ash industrial ammonium chloride, ammonium chloride agriculture, Sodium Sulfate, Sodium Molybdate, Ammonium Molybdate, as well as chemical products such as UV-absorbers.

本公司专业经营电镀原料：氨基磺酸镍，硫酸镍，氯化镍，碳酸镍等；环保污水处理原料：聚丙烯酰胺，聚丙烯酰钠，硫酸亚铁等；洗涤清洗原料：OP-10，TX-10，NP-9，K-12，JFC，羧甲基纤维素钠等；化妆品原料：三氯生，间苯二酚，硬脂酸等，基础化工原料：工业盐，纯碱，工业氯化铵，农业氯化铵，元明粉，钼酸钠，钼酸铵等以及紫外线吸收剂等化工产品。

Fumed silica was surfacely modified with resorcinol and hexamethylenetetramine complex, and the product was then reacted with natural rubber to prepare NR/modified fumed silica (NR/M-silica) nano-composites via a mixing and curing process.

用间苯二酚与六亚甲基四胺络合物对气相法白炭黑进行表面改性，产物与天然橡胶混合，通过混炼和硫化制备了天然橡胶／改性气相法白炭黑(NR/M-silica)纳米复合材料。

Hese results indicated that phosphorus flame-retarded P1-UPR by condensation mechanism.(3) Bis-phenoxy (3-hydroxy) phenyl phosphine oxide was synthesized by phenyl phosphonic dichloride and resorcinol, and bisphenylphosphonate was synthesized by phenyl phosphonic dichloride and ethylene glycol.

G-FTIR对热分解气体的分析未发现含磷基团的特征吸收峰，SEM对不同DMMP用量的P1-UPR燃烧后的残留炭进行分析，结果表明随含磷量的增加，残留炭层趋向完整致密。

Mesoporous tin oxide was synthesized by using cetyltrimethyl ammonium bromide or CTAB and Tween-20 as the template or hydrothermal process. Hollow tin dioxide micospheres were synthesized by using resorcinol-formaldehyde gel as the template or hydrothermal process. Thermogravimetric analysis, X-ray diffraction and electron microscopy have been used to characterize the materials.

本文分别采用十六烷基三甲基溴化铵模板法、CTAB和吐温20复合模板法及水热法来合成介孔氧化锡；用间苯二酚和甲醛凝胶模板法及水热法合成空心球氧化锡，并用热分析、X射线衍射、电镜等对以上材料作了形貌及结构表征。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了