缩聚物

苯胺改性漆酚甲醛缩聚物的研究

Study on modification of urushiol formaldehyde condensation polymer with aniline

含铜氮配键腰果酚醛缩聚物的特性及表征

Characterization of cardanol - aldehyde condensation polymer containing copper - nitrogen coordinated bond

NMR分析可判定共缩聚物的嵌段程度。

NMR analysis could decide for the block degree of copolycondensate .

磺化苯酚-甲醛缩聚物型（SPF）高效减水剂合成及分散性能研究

Research on Synthesis and dispersivity of sulphonated phenol-formaldehyde high-efficient water reducer

另外，XPS能谱表明，两种缩聚物中的二茂铁基团相当稳定。

XPS of two condensates indicates that the ferrocene group is rather stable in the condensates .

高效GPC法测定沥青及其缩聚物的分子量分布

Determination of Molecular Weight Distribution of Pitches and Their Polymers and Their Polymers by High Performance GPC

IPDI和PEG对乳酸直接熔融缩聚物的扩链改性

Chain extension and modification of polylactic acid homopolymer synthesized via direct melt copolycondensation by IPDI / PEG

为了研究脂肪族聚酯-酰胺混缩聚物降解过程，考察了不同酯/酰胺含量比聚酯-酰胺（PEAs）的热性能、水解降解性和溶解性。

In order to investigate thermal properties , hydrolysis degradation and solubility of aliphatic poly ( ester amide ) s containing different ester / amide linkages .

合成了一种新型的水溶性聚合物材料&磺化丙酮-甲醛缩聚物（SAF），讨论了影响聚合反应的诸因素。

A new polyelectrolyte , sulphonated acetone-formaldehyde polycondensate ( SAF ), is synthesized for use as dispersant for cement slurries .

结果表明PET和PET（PHB60）在熔融时可发生分子链间酯交换，得到有一定嵌段性的共缩聚物；

The results show that the block PET-PET ( PHB60 ) copolycondensate was obtained duto in melt blending exists transesterification reaction between molecular chains of PET and PET ( PHB60 ) .

A2-B2型缩聚物的裂解统计理论

Statistical theory of degradation of a_2-b_2 type condensation polymers

借助NMR、DSC、热台偏光显微镜对PET&PET（PHB60）共缩聚物的嵌段性、聚集态进行了研究。

The block property and aggregative state of PET-PET ( PHB60 ) copolycondensate have been investigated by means of various techniques , such as NMR , DSC , polarizing microscope , etc.

在与Cu-Ni催化剂相同的制备条件和加氢反应的工艺条件下，Cu-Ni-MgO催化剂对仲辛酮及其缩聚物的加氢反应同样表现出良好的催化性能，两种催化剂的催化反应性能基本相同。

Compared with the Cu-Ni catalyst , the Cu-Ni-MgO catalyst showed favorable hydrogenation performance under the same preparation and reaction conditions , the catalytic activity of the two catalysts was roughly the same .

用这些缩聚物催化P-硝基苯酚乙酸酯（PNPA）水解反应的动力学研究结果表明，缩聚物的催化活性随N-烷基侧链的链长增加而增加。

The catalytic activities of the above polymers for hydrolysis , of p-nitrophenyl acetate ( PNPA ), were investigated . It was found kinetically that the rate of hydrolysis of PNPA increases with increasing length of the alkyl groups in the side-chain of the polymers .

漆酚-醛类缩聚物与三氯化镨的配合反应研究

Study on Coordination Reaction of Urushiol-aldehyde Condensated Polymers with Praseodymium Chloride

聚酯属于首批发现的可以制成纤维的缩聚物。

Polyesters were among the first fiber-forming polycondensates to be discovered .

多胺－硫脲缩聚物改性环氧固化体系的研究

Study on the Polyamine and Thiourea Polymer Modified Epoxy Curing System

脲甲醛缩聚物制备电子墨水微胶囊研究

The preparation of electrophoretic ink microcapsules by using urea formaldehyde oligomer

利用固化区域理论测定线型缩聚物的有效键长

Determining the Effective Bond Length of Linear Polycondensates with Curing Region Theory

缩聚物/加聚物复合胶乳的制备Ⅰ.环氧树脂/丙烯酸树脂乳液接枝聚合反应

The study on emulsion graft polymerization of epoxy resin / acrylic resin

预缩聚物过滤器运行及切换方式改进探讨

Study on running and switch way improvement of prepolymer filter

磺化丙酮-甲醛缩聚物型水泥分散剂的合成

Synthesis of Sulphonated Acetone-formaldehyde Polycondensates as Dispersant for Cement Slurrys

共缩聚物序列结构的~1H-NMR研究

Study on sequence structure of copolycondensation polymer by ~ 1H & NMR

主链含二茂铁酰胺缩聚物及其配位聚合物的合成与性能研究

Synthesis and Properties Research of Ferrocene Acylamide Polycondensates and Coordination Polymers in Backbone

磺化丙酮甲醛缩聚物合成参数对其减水分散性能的影响

Effect of synthesizing technology of sulfonated acetone formaldehyde polycondensate on its dispersing performance

脂肪族聚酯-酰胺混缩聚物热性能及水解降解性能

Study on Thermal Property and Hydrolysis of Aliphatic poly ( ester amide ) s

水煤浆添加剂磺化丙酮-甲醛缩聚物的合成与性能

Synthesis and Pumping Performance of Sulphonated Acetone-Formaldehyde Polymer as Additive of Coal Water Slurry

非线型缩聚物的平均分子量

The Average Molecular Weights of Nonlinear Polycondensate

线型缩聚物的分子量分布麦克斯韦频率分布的物理意义初探

Molecular weight distribution of linear condensation polymers

环氧树脂室温固化剂间苯二甲胺缩聚物的研制

Development of a Room Temperature Curing Agent , Metaphenylene Dimethylamine Polycondensate , for Epoxy Resin