high relative molecular mass的意思|示意

The production technologies of PVA with ultrahigh relative molecular weight mass and high stereo-tacticity were introduced.

介绍了超高相对分子质量和高立构规整度的PVA 制备方法；

The blend membrane of the invention has the advantages of low contraction, high flux, adjustable cut-off relative molecular mass.

本发明的共混膜具有低收缩、高通量、截留相对分子质量可调节的优点。

The polyether polyols prepared by these DMC catalysts are of low unsaturation, high relative molecular mass, narrow molecular distribution compared with traditional KOH catalysts.

实验发现，用DMC催化剂合成的聚醚与用KOH催化剂合成的聚醚相比不饱和度低，相对分子质量高，相对分子质量分布窄。

The glass transition temperature of hyperbranched polymers rises with the increase of molecular weight. When the relative molecular mass was high enough it remained the same.

超支化聚合物的玻璃化转变温度随分子量的增加先增大，当分子量足够大时玻璃化转变温度不再受其影响。

Ultra high relative molecular mass cross-linked alkene polymer was synthesized by bulk polymerization using metal complex as catalyst and 1, 5-hexadiene as cross-linking agent.

以金属配合物为催化剂、1,5 -己二烯为交联剂，采用本体聚合法合成了交联超高相对分子质量烯烃类聚合物(简称交联聚合物)。

Polymer: Natural or synthetic plastic-like substances having molecule in a high relative molecular mass formed by the chemical linking of many simple molecules, of the same substance.

聚合物：类似塑胶的人造或天然物体。由许多简单而属于同一种物质的分子，通过化学结合而形成，并具有较高的相对分了质量。