烯烃

The influence of additive and phase transfer catalysts on the oxidation of cyclohexene catalyzed by those catalysts has also been investigated.

结果表明：金属卟啉和高分子键联后稳定性增加，也是烯烃氧化反应的一种有效催化剂，且催化性能随着金属离子的不同有所选择。

The composition comprises: 35 to 65 wt % of an anionic detergent or surfactant selected from alkyl benzene sulphonic acids, alpha olefine sulfonates, long chain fatty acid sulphates, higher fatty acids, as well as the alkali metal and alkaline earth metal salts thereof, and natural detersive agents, and mixtures of any of these; 3 to 15 wt % of a non-ionic detergent or surfactant selected from alkoxylated alkyl phenols and alkoxylated fatty alcohols; 5 to 10 wt % of a water-swellable cellulose derivative or a salt thereof, wherein the cellulose derivative exhibits a viscosity of at least about 1500 cps, measured in a 1 % aqueous solution at 25 DEG C with a Brookfield viscometer having spindle 3, speed 30rpm, factor 40 for viscosities of 2500-3500 cps; 6 to 20 wt % of a solubility regulator selected from alkali metal and alkaline earth metal chlorides, carbonates and sulphates, aluminosilicates and starch; and 0 to 20 wt % of a fragrance or perfume in solid, liquid or microencapsulated form.

该组合物包含：a35―65％重量的阴离子洗涤剂，其选自烷基苯磺酸、α－链烯烃磺酸盐、长链脂肪酸硫酸盐、高级脂肪酸以及其碱金属和碱土金属盐和天然的去污剂，和任何这些组分的混合物；b）3―15％重量的非离子洗涤剂，选自烷氧基化烷基酚和烷氧基化脂肪醇；c）5～10％重量的水可溶涨的纤维素衍生物或它们的盐，其中纤维素衍生物按1％水溶液在25℃下用Brookfield粘度计（3号转轴，转速30rpm，2500―3500cps粘度的因子是40测定；具有粘度至少约1500cps；d）6―20%重量的溶解性调节剂，选自碱金属和碱土金属氯化物、碳酸盐和硫酸盐、硅铝酸盐和淀粉；和e）0～20％重量的为固体、液体或微囊包封形式的香精。

My research project is concerned with the mechanism of reactions of coenzyme NADH models with activated ethylenic compounds. Pross-Shaik treatment is employed to analyse the results.

本论文研究了辅酶NADH模型化合物和活化烯烃氧化还原反应的机理，并运用Pross—Shaik观点分析了这些反应的机理。

This Thesis consists of the following five pacts: Following a brief Introduction on the mechanism of reactions of coenzyme NADH models with activated ethylenic compounds is discussed. Pross-Shaik treatment is employed to analyze the results.

本论文研究了：(1)辅酶NADH模型物和活化烯烃氧化还原反应的机理，并运用Pross-Shaik构型混合模型分析了这些反应的机理；(2)用辅酶NAD~+／NADH模型物催化氧化一级和二级苄醇，还原α，β-环氧酮。

Rheology modification of an ethylene/alpha-olefin interpolymer is achieved by blending the interpolymer with at least one branched polyolefm.

乙烯/α-烯烃共聚体的流变性改性是通过使此共聚体与至少一个支化的聚烯烃掺合而达成。

An adhesive composition comprises: at least one ethylene/a-olefin interpolymer, at least one tackifier; and optionally at least one additive, such as a plasticizer, wax and antioxidant.

本发明涉及一种粘合剂组合物，其包含：至少一个乙烯/α-烯烃共聚体，至少一个增粘剂；及的任选的至少一个添加剂，例如，增塑剂、蜡，及抗氧化剂。

Rheology-modified ethylene/alpha-olefin interpolymer, i.e., the resulting polymer blends, can be extruded or molded into many useful articles, such as films, sheets, profiles, gaskets; foams, etc.

经流变性改性的乙烯/α-烯烃共聚体(即，形成的聚合物掺合物)可被挤塑或模制成许多有用的制品，诸如膜、片材、型材、垫片、泡沫等。

After the excitation of YAG laser, 1、2、 4 were excited to their excited singlet states, then produced excited triplet states by intersystem crossing process, finally returned to their ground states.

在光敏剂1、2激发三重态与一系列链式缺电子烯烃之间的猝灭反应过程中，产生一具有电荷转移性质的激基复合物。

Dependent on the palladium role of hydrogenation and hydrogen spillover, the olefins effused from the zeolite capsule catalyst were hydrogenated effectively, mostly converted to isoparaffin.

得益于钯的催化加氢和氢溢流的功能，在基于该三分结构的费托合成反应中，烯烃产物被有效的催化加氢为烷烃，且大部分被转化成了异构烷烃。

Long-chain branched polyethylene was obtained using a homogeneous bianary catalyst system composed of late and early transition metal complexes,namely a mixture of bis(α-naphthalidine)-2,3-butanediimine NiBr2 and Cp* TiCl3,as catalyst precursors in the presence of MAO.

合成了一种后过渡金属镍化合物 [二- N ，N′--2 ，3-丁二亚胺镍二溴化物 ][C10H7—NC(CH3)C(CH3)N—C10H7]NiBr2，此化合物在MAO活化下催化乙烯聚合能得到含有末端双键的低分子量聚乙烯，即长链α-烯烃。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。