双烯合成

Meanwhile, the related fulvene esters are also derived from the reaction.

本文从1，6-取代富烯出发，成功地合成了五，六杂双环化合物。

Also studied was aza Diels-Alder reaction catalyzed by polyclonal antibody. The bicyclic [2, 2, 2] heptene and the aimed immunogen were synthesized via the key intermolecular asymmetric aza Diels-Alder reaction. Then four polyclonal antibodies were obtained by immunizing rabbit.

在研究多克隆抗体催化氮杂Diels-Alder反应中，通过分子间不对称氮杂Diels—Alder反应为关键反应合成了双环[2，2，2]庚烯类半抗原和目标抗原；用目标抗原免疫动物兔后得到了4株多克隆抗体，经动力学测试表明：多抗Aza-Bsa-3#能催化氮杂Diels—Alder反应的进行。

A hybridized material consisting of polyacrylic acid and kaolin is found to have high water absorbent performance.This polymer/inorganically hybridized material is synthesized by polymerization and cross linking reaction.

在高岭土存在下，以 N，N-亚甲基双丙烯酰胺作交联剂，以过硫酸钾作引发剂，部分中和的丙烯酸单体进行聚合交联反应，合成高聚物/无机杂化高吸水性材料。

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。

A series of ansa-metallocenes were synthesized. Their catalytic properties for the polymerization of ethylene and propene were studied.

4合成了一系列硅桥连双茂化合物，并分别研究了它们对乙烯和丙烯聚合的催化性能。

A series of new poly polyamines have been synthesized and characterized by means of element analysis and FT-IR etc. The tough effect of these PPAs on epoxy resin/diethylene triamine systems was examined.

合成了一系列新型的聚氧化丙烯多胺，并对其结构进行了表征，同时研究PPA添加到双酚A环氧树脂-二乙烯三胺体系中对环氧树脂固化过程的影响以及对固化环氧树脂的增韧效果。

n thes paper, the oligomers with different molecular weight of monohydroxylpolyethersulfones were synthesized in solution and the optimum condition ofpolymerization was obtained; With phase transfer catalyst method,the oligomerswas obtained and transformed to monovinylpolyethersulfones macromer. Its structure was characterized with IR and 1H-NMR.

本文采用溶液法以单酚（4－氯－4'－羟基二苯砜）为原料合成了不同聚合度的单酚低聚体，得到了控制聚合度的最佳聚合条件；用相转移催化剂法成功地将单酚转化为单烯大分子单体，并用IR、1H—NMR对其结构进行了表征；测定了双键官能度均在1.90以上。

Aiming at the shortcomings of high formaldehyde content and low soaping and crocking fastnesses of currently used pigment printing binder,by60Co-γ radiation polymerization process,the waterborne polyacrylate emulsion containing active keto groups was synthesized from acrylate monomers and diacetone acrylamide.

针对目前所用涂料印花黏合剂存在的色牢度低和甲醛含量高的缺陷，采用钴60-γ辐射法聚合工艺，利用丙烯酸酯单体、双丙酮丙烯酰胺合成出含活性酮羰基的丙烯酸酯乳液；然后同含端酰肼基聚氨酯乳液按一定的比例混合，制备出酮肼交联型丙烯酸酯聚氨酯复合乳液。

In this thesis, we reported ZrCl_4 and BiCl_3 catalyzed hydroamination of alkenes and the synthesis of two titanium imido compounds.

本文报道了用ZrCl_4和BiCl_3催化的烯烃的氢胺化反应的研究和两个含钛氮双键络合物的合成，全文共分为三大部分： 1。

High absorption and retentions clinoptilolite /Starch/ PAANa composite was synthesized by water-solution copolymerization with clinoptilolite and acrylic acid as principal raw materials,with N N-methylene-bis-acrylamideand as crosslinker, and with potassium persulphate as initiator .

以丙烯酸、斜发沸石为主要原料，以N，N'-亚甲基双丙烯酰胺为交联剂、过硫酸钾为引发剂，采用水溶液聚合法合成了斜发沸石/淀粉/聚丙烯酸高吸水保水性复合材料。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新