以乙醇/异丙醇为分散介质、聚乙烯吡咯烷酮(PVPK-30)为稳定剂、乳酸为共稳定剂及过氧化二苯甲酰(BPO)为引发剂,采用分散聚合的方法,成功制得单分散微米级聚苯乙烯微球,微球粒径均一且粒径范围为2.22-4.15um.研究了乙醇/异丙醇比例、PVPK-30、乳酸、BPO及单体浓度对聚苯乙烯微球粒径及粒径分布的影响,并确定了各组分制备均匀聚苯乙烯微球的条件,并经DSC分析,聚苯乙烯微球的玻璃化转变温度为99℃.
参考文献
| [1] | Haruma Kawaguchi .Functional polymer microspheres[J].Progress in Polymer Science,2000(8):1171-1210. |
| [2] | A. Bousquet;R. Perrier-Cornet;E. Ibarboure .Design of Polypeptide-Functionalized Polystyrene Microspheres[J].Biomacromolecules,2008(7):1811-1817. |
| [3] | Lars-inge Kulin;Per Flodin;Turid Ellingsen;John Ugelstad .Monosized polymer particles in size-exclusion chromatography I.Toluene as solvent[J].Journal of Chromatography B:Analytical Technologies in the Biomedical and Life Sciences,1990,514:1-9. |
| [4] | Minami H;Wang Z;Yamashita T;Okubo M .Thermodynamic analysis of the morphology of monomer-adsorbed,cross-linked polymer particles prepared by the dynamic swelling method and Reded polymerization[J].Colloid and Polymer Science,2003,281:246-252. |
| [5] | John Ugelstad .Swelling Capacity of Aqueous Dispersion of Oligomer and Polymer Substances and Mixtures thereof[J].Makromolekulare Chemie,1978,179:815-817. |
| [6] | M.Okubo;M.Shiozaki;M.Tsujihiro;Y.Tsukuda .Preparation of micron-size monodisperse polymer particles by seeded polymerization utilizing the dynamic monomer swelling method[J].Colloid and Polymer Science,1991,269:222-226. |
| [7] | M.Okubo;M.Fujimura;T.Mori .The acceleration of decomposition of potassium persulfate in the presence of sodium dodecyl sulfate and polymer particles as a model of emulsion polymerization system[J].Colloid and Polymer Science,1991,269:121-123. |
| [8] | J.E.Barrett jr .Sj(o)bring personality dimensions:norms for some american populations[J].Acta Psychiatrica Scandinavica,1975,52(02):107-115. |
| [9] | Ober,C.K;Lok,K.P .Formation of large monodisperse copolymer parrcles by dispersion polymerization[J].Macromolecules,1987,20:268-273. |
| [10] | Tseng,C.M;Lu,Y.Y;El-Aasser,M.S;Vanderhoff,J.W .Uniform polymer particles by dispersion polymerization in alcohol[J].Journal of Polymer Science Part A: Polymer Chemistry,1986,24:2995-3007. |
| [11] | Yaacov Almog;Moshe Levy .Studies of particle size distribution and adsorption of stabilizers in dispersion polymerization[J].Journal of Polymer Science Part A: Polymer Chemistry,1982,20:417-429. |
| [12] | Christopher K.Ober;Kar P.Lok;Michael L.Hair .Monodispersed,micron-sized polystyrene particles by dispersion polymerization[J].Journal of Polymer Science Part C: Polymer Letters,1985,23:103-108. |
| [13] | Tseng,C.M;Lu,Y.Y;El-Aasser,M.S;Vanderhoff,J.W .Uniform polymer particles by dispersion polymerization in alcohol[J].Journal of Polymer Science Part A: Polymer Chemistry,1986,24:2995-3007. |
| [14] | Paine,A .Dispersion polymerization of styrene in polar solvents.7.A simple mechanistic model to predict particle size[J].Journal of M acromolecules,1990,23:3109-3117. |
| [15] | Xin Zhang;Shaohua Shen;Liyuan Fan .Uniform Polystyrene Particles by Dispersion Polymerization in Different Dispersion Medium[J].Polymer bulletin,2008(1):19-26. |
| [16] | Laus M.;Lanzarini G.;Casagrande A.;Dinnella C. .CORE-SHELL FUNCTIONAL MICROSPHERES BY DISPERSION POLYMERIZATION .2. SYNTHESIS AND CHARACTERIZATION[J].Polymer: The International Journal for the Science and Technology of Polymers,1996(2):343-347. |
| [17] | Uyama H;Kobayashi S .Dispersion polymerization of styrene in aqueous alcohol solution:Effects of reaction parameters on the polymer particle formation[J].Polymer International,1994,34:339-344. |
| [18] | Ober C.K;Hair M.L .The effect of temperature and initiator levels on the dispersion polymerization of polystyrene[J].Journal of Polymer Science Part A: Polymer Chemistry,1987,25:1395-1407. |
| [19] | Jing-She Song;Leonid Chagal;Mitchell A.Winnik .Monodisperse Micrometer-Size Carboxyl-Functionalized Polystyrene Particles Obtained by Two-Stage Dispersion Polymerization[J].Macromolecules,2006(17):5729-5737. |
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