查询词典 acrylic resins

The bismaleimide resins are widespreadly used in the areas of aviation, airspace, mechanical and electronic industries because of their features such as thermal stability, insulativity, radioresistance, fire retardatory property, weather resisting property, good mechanical property and dimensional stability.

双马来酰亚胺树脂以其优异的耐热性、电绝缘性、耐辐射、阻燃性、耐侯性，良好的力学性能和尺寸稳定性，成型工艺类似于环氧树脂等特点，被广泛应用于航空、航天、机械、电子等工业领域中。

This graphic art is known as kusiwa and its designs are applied with red vegetable dyes extracted from the roucou plant mixed with scented resins.

这种图形艺术被称为&库西瓦&，使用从胭脂树提炼出来的黄红色颜料和芬芳树脂混合绘制美丽图案。

The reactions that isocyanate reacted to cellulose, semicellulose, lignin, and water in timber to form the urethane and urea are basic knowledge for the adhesion of isocyanate-terminated polyurethane resins to wood. It has significant meaning to understand that different quantity of urethane and urea affect the strength of adhesive bond.

异氰酸酯基与木材中的纤维素、木素、半纤维素和水在一定条件下生成氨基甲酸酯和取代脲的反应是聚氨酯胶粘剂与木材胶接的基础反应，研究氨基甲酸酯和取代脲的生成量对胶接强度的影响具有积极的理论意义和实践指导价值。

PMU extracts containing a mixture of conjugated oestrogen are obtained by means of solid phase extraction on semipolar adsorption resins.

从PMU中获得含有结合型雌激素混合物的提取物可以通过在半极性吸附树脂上的固相提取来进行。

Methods:(1) Silica column chromatography and LH-20 were used in phytochemistry study.(2) Based on the extraction ratio of arctiin, the best extraction procedure was acheived under the direction of L9(34) orthogonal experimental design. From 10 types of resins, the one with the maximal binding ability for Arctii was selected and silica-column choramatograpy was used in its seperation and purification procedure.(3) The animal diabetic experimental model in Wistar rats was established with streptozotocin and many biochemical factors were used to indicate the pharmacological effects of arctiin, including glycosylated hemoglobin, serum creatinine, seralbumin, monoxide nitrogen, glycerin trilaurate, cholesterol, HDL-ch, LDL-ch, Blood urea nitrogen, creatinine, SOD, ET, MDA, total Urine protein and albuminuria.

(1)采用硅胶柱层析、聚酰胺层析、LH-20等方法对牛蒡子的化学成分进行研究；(2)采用正交实验设计方法，以牛蒡子苷为指标，确定了牛蒡子乙醇回流提取的最佳工艺；对10种类型大孔吸附树脂进行筛选，筛选出对牛蒡子苷吸附效果最佳的树脂；采用硅胶柱层析法，对牛蒡子苷进一步分离纯化；(3)建立实验性糖尿病大鼠模型，以GLU、TC、TG、HDL-ch、LDL-ch、TB、ALB、BUN、CREA、GHbAlc、NO、SOD、ET、MDA和尿液中TB、ALB为指标，研究牛蒡子苷药理活性；(4)以差速消化法纯化Wistar大鼠的主动脉内皮细胞并进行传代培养，测定牛蒡子苷对高糖条件下RAECs活性、RAECs释放LDH、MDA和NO的变化以及RAECs表达内皮型一氧化氮合酶表达的影响。

Any of various hard resins obtained from trees of the genera Shorea, Balanocarpus, and Hopea, native to southeast Asia and the Malay Archipelago and used in varnishes and lacquers.

达马树脂从婆罗属和坡亚属的树中提取的一种坚硬的树脂，原产于东南亚和马来群岛，用在假漆和天然漆中

In this paper, active groups terminated silicane was used to react with the hydroxyls of bisphenol A epoxy resins, that introduced organic silicon without consuming epoxy groups. This modifying process improved the combining degree of the cured resin, so both the toughness and the other characters (as strength, thermal resistance) were all could be improved.

为此本论文采用国内外文献中尚未见报道的、带活性基团的有机硅来改性双酚A型环氧树脂，通过端基基团与环氧链上的羟基反应生成大键能的Si-O键的方式来引进有机硅，改性过程中不仅不消耗环氧基，并且还提高了树脂固化物的交联密度，所以既能增韧树脂，又能提高其耐热、耐冲击等各项性能。

The adsorption isotherms for mixture of xylose and sorbinose on 732Ca〓 and 732Fe〓 ion exchange resins are measured. All the linear equilibrium relationships are obtained in the experimental condition. The adsorption selectivity of 732Fe〓 is preferred.

本文用静态法测定了木糖—山梨糖混合溶液在732Ca〓型和732Fe〓型树脂上的吸附平衡关系，结果表明，在实验浓度范围内，吸附等温线为线性，732Fe〓型树脂的吸附选择性优于732Ca〓型树脂。

ABSTRACT Determination of stachydrine hydrochloride in Yimucao gao by TLCS. Sample in condition of acid through strong acidic positiveins exchanged resins, thus dissolved impurities like sugar etc.

薄层扫描法测定益母草膏中盐酸水苏碱的含量提要用薄层扫描法测定了益母草膏中盐酸水苏碱的含量。

Four kinds of flexible epoxy resins C〓DGE, C〓TGE, C〓TGE, C〓DGE were synthesized from conjugate acids of stillingia oil, Amony them, C〓DGE and C〓 TGE were not reported at home and abroad, C〓DGE and C〓DGE were not reported at home.

本文利用梓油共轭酸，合成了C〓DGE、C〓TGE、C〓DGE、C〓DGE四种可挠性环氧树脂系列产品。其中，C〓DGE及C〓TGE在国内外均无报道，而C〓DGE及C〓DGE在国内无报道。

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。