Preparation of micron-size monodisperse poly(vinyl acetate) microspheres with γ-rays-initiated dispersion polymerization in microreactor

被引:15
作者
Chang, ZQ [1 ]
Liu, G
Tian, YC
Zhang, ZC
机构
[1] Univ Sci & Technol China, Dept Macromol Sci & Engn, Hefei 230026, Peoples R China
[2] Univ Sci & Technol China, Natl Synchrotron Radiat Lab, Hefei 230026, Peoples R China
关键词
microreactor; dispersion polymerization; polymer microsphere; radiation; vinyl acetate; SEM;
D O I
10.1016/S0167-577X(03)00538-X
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Micron-grade monodisperse poly(vinyl acetate) (PVAc) microspheres are prepared by gamma-rays-irradiated dispersion polymerization in microreactor. Under the same reaction conditions as in a reaction vessel, poly(vinyl acetate) particles polymerized in microreactor are larger in size and narrower in size distribution than those in usual vessel. (C) 2003 Elsevier B.V. All rights reserved.
引用
收藏
页码:522 / 524
页数:3
相关论文
共 12 条
[1]  
Barrett KEJ, 1975, DISPERSION POLYM ORG
[2]   Microreactors for chemical synthesis [J].
DeWitt, SH .
CURRENT OPINION IN CHEMICAL BIOLOGY, 1999, 3 (03) :350-356
[3]   THEORY, PRODUCTION AND MECHANISM OF FORMATION OF MONODISPERSED HYDROSOLS [J].
LAMER, VK ;
DINEGAR, RH .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1950, 72 (11) :4847-4854
[4]   PARTICLE-SIZE CONTROL IN DISPERSION POLYMERIZATION OF POLYSTYRENE [J].
LOK, KP ;
OBER, CK .
CANADIAN JOURNAL OF CHEMISTRY-REVUE CANADIENNE DE CHIMIE, 1985, 63 (01) :209-216
[5]   PREPARATION OF MICROSPHERES BY RADIATION-INDUCED POLYMERIZATION .1. MECHANISM FOR THE FORMATION OF MONODISPERSE POLY(DIETHYLENE GLYCOL DIMETHACRYLATE) MICROSPHERES [J].
NAKA, Y ;
KAETSU, I ;
YAMAMOTO, Y ;
HAYASHI, K .
JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY, 1991, 29 (08) :1197-1202
[6]   MONODISPERSED, MICRON-SIZED POLYSTYRENE PARTICLES BY DISPERSION POLYMERIZATION [J].
OBER, CK ;
LOK, KP ;
HAIR, ML .
JOURNAL OF POLYMER SCIENCE PART C-POLYMER LETTERS, 1985, 23 (02) :103-108
[7]   STUDIES ON SUSPENSION AND EMULSION .C. COVALENT IMMOBILIZATION OF TRYPSIN ONTO POLY(2-HYDROXYETHYL METHACRYLATE) POLYSTYRENE COMPOSITE MICROSPHERES BY CYANOGEN-BROMIDE METHOD AND ITS ENZYMATIC-ACTIVITY [J].
OKUBO, M ;
KAMEI, S ;
TOSAKI, Y ;
FUKUNAGA, K ;
MATSUMOTO, T .
COLLOID AND POLYMER SCIENCE, 1987, 265 (11) :957-964
[8]   PREPARATION AND APPLICATION OF NEW MONOSIZED POLYMER PARTICLES [J].
UGELSTAD, J ;
BERGE, A ;
ELLINGSEN, T ;
SCHMID, R ;
NILSEN, TN ;
MORK, PC ;
STENSTAD, P ;
HORNES, E ;
OLSVIK, O .
PROGRESS IN POLYMER SCIENCE, 1992, 17 (01) :87-161
[9]  
UGELSTAD J, 1986, POLYM REACT ENG, P77
[10]  
VANDERHOFF JW, 1964, AM CHEM SOC DIV ORG, V24, P223