脂环族的

The BEF was cured with one alicyclic anhydride and two aromatic diamines, respectively.

分别采用一种脂环族酸酐及二种芳香胺类固化剂进行固化，对新型含氟环氧树脂的性能进行研究。

To optimize the compounding of the photo-sensitive resin, a novel prepolymer was synthesized and token by FT-IR. The prepolymer was an alicyclic epoxy acrylate, which was synthesized from the alicyclic epoxy resin.

为了优化光敏树脂配方，作者又合成了一种光敏树脂组分中的主体树脂并经傅立叶红外光谱表征，该树脂是以脂环族环氧树脂为原料合成的脂环族环氧丙烯酸酯。

Three alicyclic dianhydrides, 1,2,3,4-cyclobutanetetracarboxylic dianhydride, 1,2,4,5-cyclopentanetetracarboxylic dianhydride, and 1,2, 4, 5-cydohexane tetracarboxylic dianhydride were polymerized with two aromatic diamines, 1,4-bis (4-amino-2-trifluoromethylphenoxy) benzene (6FAPB, a) and 4, 4'-bis(4-amino-2-trifluoromethyl phenoxy) biphenyl (6FBAB, b) respectively, via a two-step polycondensation procedure to afford two series of fluorinated semi-alicyclic polyimides.

分别将脂环族二酐单体1，2，3，4-环丁烷四酸二酐、1，2，4，5-环戊烷四酸二酐和1，2，4，5-环己烷四酸二酐与芳香族含氟二胺1，4-双（4-胺基-2-三氟甲基苯氧基）苯(6FAPB， a)和4，4'-双（4-胺基-2-三氟甲基苯氧基）联苯(6FBAB， b)反应制备两个系列的含氟半脂环族聚酰亚胺，研究了PI薄膜的热性能和光学性能。

The actinic radiation-curable and cationically polymerizable organic substance is at least one glycidylether of a polyhydric aliphatic, alicyclic or aromatic alcohol having at least three epoxy groups with epoxy equivalent weight between 90 and 800 grams per equivalent, at least one solid or liquid alicyclic epoxide with an epoxy equivalent weight between 90 and 330 grams per equivalent having at least two epoxy groups and monomer purity greater than about 90 % by weight, or at least a solid or liquid epoxycresol novolac or epoxyphenol novolac having epoxy equivalent weight between 130 and 350, or mixtures thereof.

可光化辐射固化并可阳离子聚合的有机物质为至少一种带有至少3个环氧基团环氧当量为90―800克每当量的脂族、脂环族或芳族多元醇的缩水甘油醚，至少一种环氧当量为80―330克每当量带有至少两个环氧基团且单体纯度大于约90wt％的固态或液态脂环环氧化物，或至少一种环氧当量为130―350的固态或液态环氧甲酚线性酚醛清漆或环氧苯酚线性酚醛清漆，或其混合物。

There are 65 species of Chinese herbs with confirmed anti-HBV activityd, in which 16 probable active constituents are pointed out. They are arene, ketone derivatives, alicyclic carboxylic acid, aromatic carboxylic acid, ester, lactone, cyanide derivatives, heterocycle derivatives, carotenoids, anthraquinones, flavonoids, vegetable tannin, alkaloid, terpenoids, steroids and protein. Among them, the complexes of flavonoids, terpenoids, steroids and alkaloids are more abundant.

确定了具有抗乙肝病毒活性的中草药品种65种，其中含可能活性成分共16种，即芳烃、酮类衍生物、脂环族羧酸、芳香族羧酸、酯、内酯、氰类衍生物、杂环衍生物、类胡萝卜素、蒽醌类、黄酮类、植物鞣质、生物碱、萜类、甾类和蛋白质，而16种中以黄酮类、萜类、甾类和生物碱类成分为多。

Low melting point, low viscosity of the mixtures with alicyclic epoxy resins, long applicable period, high heat-resistance of the cured material and excellent electrical properties at high temperature, MHHPA is widely used for impregnating electrical coils, casting electricity components and sealing semiconductors, e.g.

MHHPA是炮炼凝固型酸酐类凝固剂，关键用于电气及电子方面，它拥有熔点低、与脂环族环氧松脂合成的默契物粘度低、适用期长、凝固物的耐热性高、高温电机能好等长处，可用于电气设备线圈的浸渍及电气元件的浇铸和半导体的密封，如户外绝缘子、电容器、反光二极管等、数码管等。

The competitive products are Senmao Alicyclic Epoxy Resins CER-170, Reactive Epoxy Flexibilizer CYH-277, and Modified Alicyclic Epoxy Curing Agent WZH-155 Series. These unprecedented hi-tech products satisfy all the demands both at home and abroad, which are widely applied in the fields such as photoelectron, IT digit and UV-resistant electrotechnical casting, outdoors alicyclic coatings, building structural glue and epoxy matrix composites and so on.

公司拥有年产2000吨脂环族环氧树脂和年产5000吨反应型环氧增韧剂及环氧固化剂等生产装置；其主导产品为：森茂牌脂环族环氧树脂CER-170、反应型环氧增韧剂CYH-277、改性脂环胺环氧固化剂WZH-155系列，均为填补国内外空白的高新技术产品；广泛服务于光电子、IT数码产业以及耐紫外线电工浇注、户外环氧涂料、建筑结构胶、环氧复合材料等领域。

A catalyst composition for the polymerization of propylene comprising one or more Ziegler-Natta procatalyst compositions comprising one or more transition metal compounds and one or more esters of aromatic dicarboxylic acid internal electron donors; one or more aluminum containing cocatalysts; a selectivity control agent comprising at least one silicon containing compound containing at least one C1-10 alkoxy group bonded to a silicon atom, and one or more activity limiting agent compounds comprising one or more aliphatic or cycloaliphatic carboxylic acids; alkyl-, cycloalkyl- or alkyl-ester derivatives thereof; or inertly substituted derivatives of the foregoing.

一种用于丙烯聚合的催化剂组合物，所述催化剂组合物包括：一种或多种齐格勒-纳塔主催化剂组合物，该主催化剂组合物包括一种或多种过渡金属化合物和一种或多种芳族二羧酸酯内部电子给体；一种或多种包含铝的助催化剂；选择性控制剂，该选择性控制剂包括至少一种包含硅的化合物，该化合物包括至少一种与硅原子连接的C 1-10 烷氧基；和一种或多种活性限制剂化合物，该活性限制剂包括一种或多种脂族或脂环族的单或聚羧酸类、其烷基-、环烷基-或烷基-衍生物、或上述惰性取代的衍生物。

It is widely used in the abroad, but there is no manufacture factory demestic.Dimethyl benzene as solvent, Hexachlorocyclopentadiene react with 1,5-cyclooctadiene by the Diels-Alder reaction, this is the common method to prepare DCRP.

得克隆即双环辛烷，含有脂环族氯，它是一种性能优异的阻燃剂，在国外正得到广泛的重视和应用，但目前我国还没有研制和生产厂家。

It is widely used in the abroad, but there is no manufacture factory demestic. Dimethyl benzene as solvent, Hexachlorocyclopentadiene react with 1,5-cyclooctadiene by the Diels-Alder reaction, this is the common method to prepare DCRP.

得克隆即双环辛烷，含有脂环族氯，它是一种性能优异的阻燃剂，在国外正得到广泛的重视和应用，但在我国还没有生产厂家。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失