查询词典 polyester resin

The small particles of Amberlite XAD-2 resin were prepared as follows; the commercially obtained resin (20-50mesh) was ground and the particles between 100and 200 mesh were collected by sieving and repeated decantation.

小颗粒Amberlite XAD - 2树脂编写了如下的商业获得树脂（ 20 - 50mesh ）的地面和粒子之间100and 200目收集筛选和反复decantation 。

Therefore, in order to study pharmacology of astragali, atractylodes macrocephala and licorice root active component infurther step, search for reasonable extraction technology of effective parts, develop safe and reliable,exact curative effect new drug for treating UC fit to clinic, we plan to use advanced colon-target andadhesion releasing technology to make up complex prescription colon-target capsule preparation ofabove-mentioned three effective parts. This will have important significance for developing new drugstudy on treating UC with TCM.Study method1. pharmaceutical research1.1 study on extraction and abstraction technology of Astragalus mongholicus saponinAdopt ethanol backstreaming to extract Astragalus mongholicus saponin, compare extraction percentage of different concentration ethanol. Adopt resin adsorptive process to depurate it, inspect resin dynamic adsorption curve, sample size, concentration and dosage of eluting ethanol and concentration of eluting lye and so on technology parameter. Determine the best extraction and abstraction technology.

目前国内外未见有治疗该病的中药有效部位的复方制剂，因此，为进一步研究黄芪、白术和甘草有效成分的药理学作用，探索合理的有效部位提取工艺，开发适合于临床的安全可靠，疗效确切的治疗UC的中药新药，我们拟采用先进的结肠靶向定位及黏附释药技术，将黄芪、白术和甘草的上述三类有效部位制成复方结肠溶胶囊制剂，对于开展中医药治疗溃疡性结肠炎的新药研究具有重要意义。

Complexes of phenolic resin and diazonium saltor diazo resin were prepared in aqueous solution.

在水溶液中制备了酚醛树脂与重氮盐和重氮树脂的复合物。

In this paper, firstly, a detail analysis、 study and discussion of the existing disposing-chlorine method were made, on this condition, a new method based on the way of oxidation and deoxidization was discussed, phosphoramidic acid chelate resin and DOOl cation exchange resin were chosen as framework materials, two kinds of new disposing-chlorine materials could be obtained by loading Fe~(2+) on the skeleton of the materials, the surplus residual chlorine was disposed by taking advantage of chlorine oxidizing Fe~(2+).

本文在对已有的余氯去除方法进行分析、研究、探讨的基础上，提出一种基于氧化还原方式的吸附除氯方法，实验以氨基磷酸螯合树脂和D001强酸性阳离子交换树脂为骨架材料，并对这两种材料载Fe~(2+)改性得到两种新型除氯剂，通过固载的Fe~(2+)与水中余氯(Cl_2、ClO~-、HClO)的氧化还原作用将水中的余氯除去。

Objective:To study the anatomy of Dracaena cochinchinensis systematically,and find out the distribution and detect the constituents of its resin,in order to provide substantial foundation for the formation mechanism of its red resin.

中文摘要：目的：对剑叶龙血树进行系统的组织学研究及所含树脂的分布和成分检测研究，为进一步研究剑叶龙血树树脂形成的成因和机理提供参考依据。

Film or paper surface dirty, and wrapped it into the dust or clear plastic mulch films after the crease or relaxation phenomena, film hemming switched to a new membrane drying temperature is too high, adhesive surface crust adjust oven temperature, clear crusts partⅱ thermotolerance cohesion and not enough use better glue wrinkle of polymer-coated film transfer after the roll is not the proper balance of films at both ends are inconsistent or wave; adjustment layer of polymer-coated machine too thick, solvent evaporation incomplete, viscosity, pressure drum extrusion, paper (Business card printing and membership card making products) and films between slide to adjust the film covering technology electrothermic roll and rubber roller ends is not plain, pressure is inconsistent, ranging from the adjustment of the linear speed of the machine after the temperature inside the plastic mulch film covering the subject in yellow glue resin particularly resin or additives not resistant to ageing, in the light, heat, under the influence of ultraviolet radiation, chemical change, build the pigments should be switched to a new glue

薄膜或纸张表面不干净，裹入灰尘或杂质清除后再行覆膜薄膜有折皱或松驰现象，薄膜卷边换用新膜干燥温度过高，粘合剂表面结皮调整烘道温度，清除结皮胶的粘接力和耐热性不够换用更好的胶水覆膜后起皱薄膜传送辊是否不平衡；薄膜两端松紧不一致或波浪边；调整覆膜机器胶层过厚，溶剂蒸发不彻底，影响了粘度，受压力滚筒挤压，纸张与薄膜之间产生滑动调整覆膜工艺电热辊与橡胶辊两端不平、压力不一致、线速度不等调整覆膜机器覆膜后易变黄胶水中的主体树脂特别是一些增粘树脂或助剂不耐老化，在光、热、紫外线的影响下，发生化学变化，生成有色物质应换用新胶水

The good elution concentration of ethanol was 50 % for D101 resin, and 60 % for HP20 resin.

结果表明：国产多孔树脂D101和日本产HP20树脂在水溶液中，对甘草苷的最大吸附量分别为238.7 mg/g和278.9 mg/g；吸附后的D101树脂和HP20树脂洗脱甘草苷的最佳乙醇浓度分别为50%和60%。

The high-speed resin incises the emery wheel and high-speed resin Cape to dub out the emery wheel, is comprehensive at home and abroad the most advanced craft technique, the original material that make use of the superior quality, adopt the special formulation to research to manufacture but become of, high bear to whet, high strength, high-efficiency, the safety is dependable new to change a product, through domestic and international numerous well-known factories the usage of the house certificate, its quantity and safe coefficient all is incomparable, in really currently the top product of the Chinese market, be subjected to the local and large framework business enterprise, such as steel factory, shipyard, machine factory, boiler factory, deeply, the industry installs the company and in the world the favor and the good opinion of many national businessman's.

高速树脂切割砂轮和高速树脂角向磨光砂轮，是综合国内外最先进的工艺技术，利用最优质的原材料，采用独特配方研制而成的，高耐磨、高强度、高效率、安全可靠的新型换代产品，经国内外众多知名厂家的使用证明，其质量和安全系数均是无与伦比的，实为目前中国市场上的顶尖产品，深受国内大型骨干企业如钢厂、船厂、机械厂、锅炉厂、工业安装公司及世界上许多国家客商的青睐和好评。

Design in the design of the resin and the line type of the circuit board in the meantime, also all would resin of the fluxion mold 态 make an appropriate design and the consideration.

同时在树脂的设计和电路板的线型设计，也都会将树脂的流动模态作适当的设计和考虑。

Results show that treating the pear juice with FPC-21 resin can reduced pH value, formol index and browning index. Reduction of pH value enhence the decolor ability of XAD-16 resin on pear juice. Reduction of pH value and formol index can control the browning rate of PJC during storage.

结果显示，阳离子树脂处理可降低酥梨汁的pH值、氨基态氮和褐变指数；降低pH值可提高吸附树脂对酥梨汁的脱色能力；降低pH值、氨基态氮可控制70 °Brix浓缩酥梨汁贮存中褐变速度。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。