查询词典 polyester resin

Objctive: To evaluate the clinical effect of light-cured flowable resin, light-cured composite resin and pit and fissure sealant in early pit-and-fissue caries of permanent molar in children.

目的：观察光固化流体树脂、光固化复合树脂和窝沟封闭剂充填儿童恒磨牙早期窝沟龋的临床疗效。

In the resin carbon materials treated at 620 ℃ the (100) crystal plane diffraction peek appeared evidently, at the same time the (110) and (006) crystal plane diffraction peeks also appeared. It means that the furfuralcohol resin is a type of facility graphitisable material.

还原性气氛中，经620 ℃炭化处理的样品出现了明显尖锐的(100)晶面特征衍射峰，同时还发现了(110)和(006)晶面特征衍射峰，表明糠醇树脂是一种较易石墨化的树脂材料。

Phenol aldehyde-epoxy resin Bisphenol-F type epoxy resin GFRP Adhesive Metaphenylene diamine Butyl glycidol ether

酚醛环氧树脂；双酚F环氧树脂；玻璃钢；胶粘剂；间苯二胺；丁基缩水甘油醚

Dry drunk acid resin to ink fanwei in soya bean oil, dehydrated castor oil equicomponent, this kind of resin from the stem, or you can join withessential aminosulfonic tree gubernacular.

潮性醉酸树脂在油不朱洋宾给有豆油、脱水蓖麻油等身不合，这种树脂可自潮，也可增入氨基树胎适用。

It is preferred that the silicone resin material is a composition containing colloidal silica and a silicone resin that is at least one selected from a partial hydrolysate and full hydrolysate of 4-functional hydrolyzable organosilane.

优选的是，有机硅树脂材料是含有胶态二氧化硅和有机硅树脂的组合物，所述有机硅树脂选自4-官能性可水解的有机硅烷的部分水解产物和全部水解产物中的至少一种。

Fixation of direct dyes with silica gel ;2. Taking advantage of proof salt and high hydrophilic property of the silica gel and the carboxymethyl cellulose inarch polysalt of the super water-absorbent resin recombination,this paper made use of the water-absorbent composite form the inorganic polymer, sequentially advanced water-absorbent velocity and capacity of polymer water-absorbent resin in the brine.

利用具有良好耐盐和高亲水性能的硅凝胶与羧甲基纤维素接枝聚丙烯酸盐的高吸水树脂进行复合，制备出无机高分子的硅凝胶-羧甲基纤维素接枝聚丙烯酸盐耐盐高吸水复合材料，从而提高了高分子吸水树脂在盐水中的吸收能力及吸收速度，研究了复合材料的吸盐水性能，通过扫描电子显微镜观察了复合材料表面的微观结构，初步探讨了硅凝胶-羧甲基纤维素接枝聚丙烯酸盐耐盐高吸水复合材料的吸盐水机理。

The physical characteristic of weathered lamprophyre has impenetrability and nonhomogeneity, however, the YDS epoxy resin possesses initial viscosity, strong affinity to mediums, excellent permeability and good ageing property. After chemical grouting, the rock mechanics characteristics are improved greatly and can meet the design requirements, it indicates that lamprophyre can be grouted by YDS epoxy resin.

为此，采用了高渗透性的YDS环氧材料对风化后的煌斑岩脉进行纯压式灌浆试验，试验结果表明：通过YDS改性环氧浆液的&浸透&&浸渗&加固处理，风化的煌斑岩脉力学性能大幅提高，基本能满足设计的力学指标要求。

Because of addition of ACR, mobility of copolymerization resin becomes better than that of pure PVC.The synthesis of ACR latices were enlarged, and they were grafted with vinyl chloride, results indicate the copolymerization resin has better modified effect and steady properties .In addition, the main design parameters of a 1m3 autoclave were designed, it made an preparation for enlarging experiment of suspension copolymerization.

对ACR胶乳进行了放大实验，并与氯乙烯进行了接枝和共混，所得树脂改性效果良好，性能稳定，为工业化生产奠定了基础，另外，对1m~3反应釜的主要参数进行了设计，为悬浮接枝的放大实验做准备。

In the last , we prepared clay-modified composites of fiber glass build - lipping thermo hardening resin matrix.The experiment result demonstrated that the organic clay can shorten the Gel-time of pure epoxy resin in a little scale, but have little infection to its viscosity at the same temperature.

最后，用已确定的、制备出浇注体性能最佳的有机粘土用量及工艺组合，制备出粘土改性的热固性树脂基玻璃纤维增强复合材料，并对其性能作以考察。

According to the mensurative result of toughness、thermal conductivity and compressed intensity of composite of the metal resin, we select the best formula of metallic powder reinforced epoxy resin.

最后，对背衬材料进行了研究，设计一些金属改性树脂的配方，最终通过对配方制出的金属树脂进行冲击韧性、导热性和抗压强度的测定，选出了较优的环氧树脂基金属树脂的配方。

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。