polymethyl是什么意思

用法例句

Polyborazine-polymethylsilane(PBN-PMS) was obtained by reaction of PMS with 1%(mass fraction) PBN; and then soluble polymeric precursor PBN-PCS-PMS was prepared by hybridization of the PBN-PMS with a suitable amount of PCS(polycarbosilane).

聚碳硅烷 (PCS ,—CH2 —SiH(CH3)— )与聚甲基硅烷 (PMS ,—SiH(CH3)— )是目前主要的 2种碳化硅前驱体聚合物[3] 。

Polymethylsilane (PMS) is the simplest polysilane; it can be synthesized by Wurtz reductive coupling reaction of methyldichlorosilane in different solvent systems.

利用Wurtz反应合成聚甲基硅烷 ,研究两类溶剂对其组成、分子结构和分子量的影响 。

The silicon-substituted polysilane(SPS) as a novel class of polysilane was prepared by (polymer) reaction of polymethylsilane(PMS) with substitution degree being 43% and characterized by FT-IR, ~(1)H NMR, ~( 29)Si CP MAS-NMR, UV and GPC techniques.

通过聚甲基硅烷 (PMS)的高分子反应合成了硅取代聚硅烷 ,取代度为 4 3% ,其结构通过FT IR、1HNMR、2 9SiNMR、UV、GPC等分析得到了确认。