查询词典 monomer

So the conductometric titration method can be used for measuring the composition of water-soluble copolymer containing ion monomer through complex reaction between polyelectrolyte and surfactant.

利用电导率的这一转折性变化，建立起了复合作用电导滴定法测定共聚物P(AM- co -NaAMPS)分子链中磺酸盐单体NaAMPS含量的新方法。

COX-1 is mainly expressed constituently, catalyzing synthesized prostaglandins and participating in normal physiological processes of the kidneys, the gastrointestinal tract, platelets and other histological systems; while COX-2 is an inducible enzyme, expressed inductively under the action of stimulating factors, bacterial endotoxins, cytokines and growth factors, catalyzing synthesized PG monomer to participate in pathological molecular incidents such as regulating cell

COX-2在癌前病变组织如Barrett's综合征，肺不典型腺瘤增生，膀胱原位导管癌和光化性角化病中过度表达。

With the different dosage of the monomer to copolymerize the emulsion,the deepening effects of these resins were compared,and the influence of the structure of fluorine-contained resin and dosage of the resin to the deepening effects were studied.

改变各单体的配比制备一系列乳液，对其增深效果进行比较，并研究了含氟聚合物结构、树脂用量等条件对增深效果的影响。

N-cyclohexylmaleimide has been known as the best monomer to copolymerize with MMA to enhance the thermostabilities of PMMA.

本文首先用悬浮聚合和乳液聚合法合成了ChMI／MMA共聚物，系统研究了共聚物的热性能、力学性能和加工流变性能。

Softened monomer is adopted to copolymerize with VC to overcome deficiencies of blending modification,and it has gradually become important pathways and hotspot of toughening modification of PVC.

采用软单体与氯乙烯共聚可以克服共混改性的不足，已成为PVC增韧改性的重要途径和研究热点。

N-p-tolylmaleimide is a kind of monomer to copolymerize with MMA to enhance the thermal stabilities of PMMA.In this article, NPTMI was prepared from the reaction of maleic anhydride and p-toluidine in one stage, which was testified by FTIR. The mp. of NPTMI was 154 and consistent with the literature.

目前国外对这方面的研究比较成熟，国内研究的较少，且还没有对N-对甲基苯基马来酰亚胺、MMA和第三单体丙烯腈或苯乙烯共聚以制备耐热PMMA树脂及其性能的研究。

This polyurethane prepolymer was used to copolymerize with vinyl monomer to synthesize the polyurethane-acrylate hybrid emulsion through free-radical emulsion polymerization.

用红外光谱仪、差示量热扫描仪，热重分析、马尔文粒度分析等测试手段，对合成产物进行了结构和性能表征。

The paper studies AM and DAC as monomer, copolymerize a new type of cationic polymer flocculants through aqueous solution polymerization, inverse emulsion polymerization and inverse microemulsion polymerization, then studies how to improve solid content by aqueous solution polymerization, ascertain the system and kinetics of inverseemulsion polymerization and technological conditions.

本论文探讨了以AM与DAC为单体，通过水溶液聚合、反相乳液聚合、反相微乳液聚合得到新型阳离子高分子絮凝剂，研究了如何提高水溶液聚合的固含量，反相乳液聚合体系的确定、动力学研究及其工艺条件等影响因素。

The study shows that monomer compounds such as Crocin in Gardenia Yellow has extensive medical effects such as resisting the activity of tumor and reducing flood-fat, and it has become the study hotspot of anti-cancer medicine, thus, exploiting deeply Gardenia resource has important economic value and practice meaning.

研究表明，栀子黄中藏红花素类等单体化合物具有抗肿瘤活性及降血脂等多方面的药理作用，现已成为抗癌药物研究的热点。因此深度开发栀子资源有重要的经济价值和实践意义。

The main products are lndustrial Crotonaldehyde,Mixture of Organosilicon Monomer,Industial Sodium Polyacrylate and acrylate bond.

目前，主要产品有松江牌丁烯醛、有机硅混合单体、甲基氯硅烷等系列产品、工业聚丙烯酸钠、丙烯酸酯类粘合剂等系列产品。

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