• 官能具有按当量分数加和的性质。

    Weighted average functionality possess additivity by equivalent number fraction.

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  • 平均官能影响醇酸树脂配方设计重要参数

    The average function degree is an important parameter to design the formulation of the alkyd resins.

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  • 探讨了用TLC法研究HTPB官能分布可靠性

    The reliability of TLC to determine the functionality distribution ofHTPB has been discussed.

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  • 研究发现,随着丙烯酸官能增多,双键转化率随之降低;

    The results showed that, the structure of polyurethane acrylates had great effect on the conversion of double bond.

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  • 超支聚合物玻璃转变中心可反应官能增加增大

    The glass transition temperature of hyperbranched polymers rises with the increase of degree of functionality of central core.

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  • 发明涉及一种官能度甲基丙烯酸酯单体及其制备方法应用

    The invention relates to a nitrogenous poly-functionality methyl acrylate monomer and a preparation method and application thereof.

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  • 这些化物聚合产物分子量、分子量分布官能都有显著的影响

    The cyclic compound so obtained has profound effects upon the MW, MWD and functionability of the polymer product.

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  • 生产具有高顺式1,4 -键含量官能度官能化顺式1,4 -聚二烯的方法

    Method for producing functionalized cis-1, 4-polydienes having high cis-1, 4-linkage content and high functionality.

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  • 研究聚醚多元官能相对分子质量对单组分聚氨酯泡沫填缝(密封)胶性能影响

    The effects of functionality and molecular weight of polyether polyols on the properties of one component polyurethane foam sealant were studied.

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  • 采用官能的聚氧化丙烯醇、聚乙二醇,合成了吸水膨胀在0~200%的聚氨酯弹性体

    Using tri-functionality polyoxytrimethylene alcohol ether and polyethylene glycol, synthetize polyurethane elastomer with water absorption expansion rate of0~200%.

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  • 研究合剂BS交联JC固化剂粘合剂分子量官能等因素对推进剂力学性能影响。

    Effects of bonding agent BS, cross-linking agent JC, curing agent, binder molecular weight and functionality on mechanical properties of the propellants were studied.

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  • 以分子末端带有官能活泼端PAMAM为原料,通过缩聚反应制备一类新型体型缩聚

    A novel class of three-dimensional polycondensates were prepared with PAMAM dendrimers having terminal multi-functional groups and other compounds, on the basis of polycondensation mechanism.

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  • 合成了单官能度丙烯酸官能度甲基丙烯酸锌盐,并研究了丙烯酸共聚物机械性能影响

    A monofunctional zinc acrylate and monofunctional zinc methacrylate have been prepared, the influences of which on the mechanical properties of acrylic copolymers were studied.

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  • 固色剂树脂性预聚体,种多官能度的化合物,既染料分子反应,纤维素大分子反应。

    This agent is mainly used for reactive dyes, and in some cases, it can also be used for direct dyes. Its molecules can react with one another into network under certain conditions.

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  • 所谓复杂化学文联聚氨酯网络固化体系含有官能大于4预聚物固化剂固化形成的交联网络。

    The complex chemical crosslinking PU network means that a PU network is cured from the curing system which includes the prepolymer and curing agent with the functionality more than 4.

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  • 对于近年文献上提出官能分布平均官能度问题,我们也就本文所涉及反应体系作了理论上的探讨。

    For the reaction system involved in this paper, the functionality distribution and the average functionality which have been proposed recently in literature were studied theoretically.

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  • 通过UV固化和有机硅改性官能扩链剂的引入研制了多重交联UV固化水性聚氨酯木器涂料

    UV curable multi-crosslinking waterbrone polyurethane paint for wood is developed by introducing UV curing procedure, organosilicane crosslinking modification and multifunctional chain-extender.

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  • 采用羟基官能不同马来酸酐改性蓖麻(MCO),合成了一系列含有离子基的聚氨酯分散液(MCPU)。

    A series of aqueous polyurethane dispersions (MCPU) with ionic groups in the soft segments were prepared with maleic anhydride modified castor oil (MCO) of various hydroxyl functionality.

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  • 前言:介绍了多元醇“官能”的意义计算应用测定并举实例加以说明,还给出了若干样品实测结果

    The meaning, computation, application and determination about functionality of polyether polyols were described. Some examples were given, and the determinated results of them were obtained.

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  • 前言:本文探讨了不饱和官能关系以及官能有机化合物合成影响

    The essay probes into the relation between the unsaturation and the functional group as well as the influence of the functional group on the organic compound.

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  • 前言:本文探讨了不饱和官能关系以及官能有机化合物合成影响

    The essay probes into the relation between the unsaturation and the functional group as well as the influence of the functional group on the organic compound.

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