含异构吡啶部分,2-(2-(4-(乙烯基苯基)乙炔基)吡啶(A),3-(2-(4-乙烯基苯基)乙炔基)吡啶(B)和4-(在相同条件下研究了2-(4-乙烯基苯基)乙炔基)吡啶(C)。A - C的阴离子聚合是在-78°C下用四氢呋喃(THF)中的(二苯基甲基)钾(Ph 2 CHK)进行的。A的聚合反应在–78°C下进行了4 h定量,所得的poly(A)具有可预测的分子量(M n= 3300–68,500)和窄分子量分布(MWD)(M w / M n = 1.04–1.11)。相反,由于发生副反应,B的阴离子聚合反应在–78°C下未进行4 h。反应后定量回收单体B。在–78°C下进行6小时的C聚合时,观察到的所得聚(C)的M n值与基于单体与引发剂的比率计算出的分子量具有很好的一致性,但MWD较宽(M w / M n= 1.23–1.31)。为了估计的反应性甲和表征其生活性质,的嵌段共聚甲用2-
REFLECTIVE PARTICLE, PARTICLE DISPERSION LIQUID, DISPLAY MEDIUM, AND DISPLAY DEVICE
申请人:FUJIFILM Corporation
公开号:US20150353661A1
公开(公告)日:2015-12-10
The invention relates to reflective particles containing a resin containing a structural unit derived from a compound represented by the following Formula (1), wherein in the formula (1), R represents a polymerizable group except a vinyl group, Ar represents an aromatic group, and W represents a single bond or a divalent linking group.
R—W—Ar Formula (1)
Effect of isomeric pyridine moieties in ethynylstyrene derivatives on their anionic polymerization
作者:Beom-Goo Kang、Nam-Goo Kang、Jae-Suk Lee
DOI:10.1002/pola.24989
日期:2011.12.15
The anionicpolymerization behaviors of ethynylstyrenederivatives containing isomericpyridinemoieties, 2‐(2‐(4‐vinylphenyl)ethynyl)pyridine (A), 3‐(2‐(4‐vinylphenyl)ethynyl)pyridine (B), and 4‐(2‐(4‐vinylphenyl)ethynyl)pyridine (C), were investigated in the identical conditions. The anionicpolymerization of A–C was performed with (diphenylmethyl)potassium (Ph2CHK) in tetrahydrofuran (THF) at −78
含异构吡啶部分,2-(2-(4-(乙烯基苯基)乙炔基)吡啶(A),3-(2-(4-乙烯基苯基)乙炔基)吡啶(B)和4-(在相同条件下研究了2-(4-乙烯基苯基)乙炔基)吡啶(C)。A - C的阴离子聚合是在-78°C下用四氢呋喃(THF)中的(二苯基甲基)钾(Ph 2 CHK)进行的。A的聚合反应在–78°C下进行了4 h定量,所得的poly(A)具有可预测的分子量(M n= 3300–68,500)和窄分子量分布(MWD)(M w / M n = 1.04–1.11)。相反,由于发生副反应,B的阴离子聚合反应在–78°C下未进行4 h。反应后定量回收单体B。在–78°C下进行6小时的C聚合时,观察到的所得聚(C)的M n值与基于单体与引发剂的比率计算出的分子量具有很好的一致性,但MWD较宽(M w / M n= 1.23–1.31)。为了估计的反应性甲和表征其生活性质,的嵌段共聚甲用2-