1) surface free energy and its components
表面能及其分量
2) Wahburn
表面能分量
3) molecular weight and distribution
分子量及其分布
1.
The results show that the molecular weight and distribution of PCS can be roughly controlled by synthesis conditions.
采用高温高压法合成了聚碳硅烷(PCS),通过改变合成条件与减压蒸馏温度的方法对PCS分子量及其分布进行调控。
2.
The methods of precipitation and blending to adjust the molecular weight and distribution of polycarbosilane(PCS) synthesized at high temperature under high pressure were investigated in the paper.
研究了沉淀与复配两种调控高压合成聚碳硅烷(PCS)分子量及其分布的方法。
4) molecular weight and its distribution
分子量及其分布
1.
The solubility parameter, molecular weight and its distribution of styrene butadiene rubber (SBR) were measured with the turbidity titration method, balance swelling technique, intrinsic viscosity method and gel permeation chromatography (GPC) in this paper.
采用浊度滴定法、平衡溶胀法、粘度法和凝胶渗透色谱法 (GPC)测定了丁苯橡胶 (SBR)的溶解度参数 (δ)、分子量及其分布 ,其 δ分别为 17。
2.
The experimental results showed that the molecular weight and its distribution is restrained by the reaction mass's ratio, reaction temperature, and the different addition of reaction promoter, molecular weight regulator and additive, the correspinding product's scale inhibitive perfomance of Water Stabiliser is different.
结果表明 :单体配比、反应温度、引发剂、分子量调节剂和添加剂的不同用量对分子量及其分布都有制约作用 ,相应的水质稳定剂产品的阻垢性能也不
3.
The results show that the ZnEt 2 has evident effect on microstructure, molecular weight and its distribution of PB with n BuLi as initiator, but the addition of ZnEt 2 to n BuLi DPE(or TMEDA) sy.
结果表明，在ｎ－ＢｕＬｉ－ＺｎＥｔ２引发体系中，ＺｎＥｔ２的用量对ＰＢ微观结构、分子量及其分布影响均不太明显；在ｎ－ＢｕＬｉ－ＤＰＥ（或ＴＭＥＤＡ）－ＺｎＥｔ２体系中，ＺｎＥｔ２的加入，导致ＰＢ的１，２－结构含量、分子量、聚合速度均明显下降，求得了表观增长速率常数ｋｐ″，偶联法能合成产生微观相分离的１，２－１，４－１，２三嵌段ＰＢ。
5) molecular weight and molecular weight distribution
分子量及其分布
1.
The molecular weight and molecular weight distribution of polymers were characterized by means of GPC,and shear stability of the polymer solution was investigated by means of ultrasonic instrument and rotary viscosimeter.
并用凝胶渗透色谱(GPC)测定了其聚合物的分子量及其分布;用旋转粘度计和超声波仪研究了其聚合物溶液的抗剪切稳定性。
补充资料：表面能
分子式：
CAS号：
性质：物质的表面具有表面张力σ，在恒温恒压下可逆地增大表面积dA，则需功σdA，因为所需的功等于物系自由能的增加，且这一增加是由于物系的表面积增大所致，故称为表面自由能或表面能。
CAS号：
性质：物质的表面具有表面张力σ，在恒温恒压下可逆地增大表面积dA，则需功σdA，因为所需的功等于物系自由能的增加，且这一增加是由于物系的表面积增大所致，故称为表面自由能或表面能。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条