OPTIMUM PREPARATION CONDITIONS OF AMIDOXIME HOLLOW FIBER SYNTHESIZED BY RADIATION-INDUCED GRAFTING

被引:41
作者
SAITO, K [1 ]
YAMAGUCHI, T [1 ]
UEZU, K [1 ]
FURUSAKI, S [1 ]
SUGO, T [1 ]
OKAMOTO, J [1 ]
机构
[1] JAPAN ATOM ENERGY RES INST,TAKASAKI RADIAT CHEM RES ESTAB,TAKASAKI,GUNMA 37012,JAPAN
关键词
Monomers--Polymerization - Polymerization--Radiation Effects;
D O I
10.1002/app.1990.070391010
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
The preparation process of amidoxime hollow fiber consists of three steps: (1) radiation‐induced graft polymerization of acrylonitrile (AN) onto porous hollow fiber (AN grafting), (2) chemical conversion of the cyano group into an amidoxime group (amidoximation), and (3) conditioning of the hollow fiber with alkaline solution (alkaline treatment). Systematic optimization of this preparation process was found to improve the adsorption rate. For the AN‐grafted hollow fiber having 130% degree of grafting, the optimum reaction was 1 h each for amidoximation and alkaline treatment, respectively. Also the change in the structure of the amidoxime hollow fiber with alkaline treatment was discussed based on measurements of water content, swelling and pore volume distribution, and observation of morphology of cross section by SEM. Copyright © 1990 John Wiley & Sons, Inc.
引用
收藏
页码:2153 / 2163
页数:11
相关论文
共 16 条
[1]   DEVELOPMENT OF SORBERS FOR THE RECOVERY OF URANIUM FROM SEAWATER .2. THE ACCUMULATION OF URANIUM FROM SEAWATER BY RESINS CONTAINING AMIDOXIME AND IMIDOXIME FUNCTIONAL-GROUPS [J].
ASTHEIMER, L ;
SCHENK, HJ ;
WITTE, EG ;
SCHWOCHAU, K .
SEPARATION SCIENCE AND TECHNOLOGY, 1983, 18 (04) :307-339
[2]   RECOVERY OF URANIUM FROM SEA-WATER .4. INFLUENCE OF CROSS-LINKING REAGENT ON THE URANIUM ADSORPTION OF MACRORETICULAR CHELATING RESIN CONTAINING AMIDOXIME GROUPS [J].
EGAWA, H ;
NAKAYAMA, M ;
NONAKA, T ;
SUGIHARA, E .
JOURNAL OF APPLIED POLYMER SCIENCE, 1987, 33 (06) :1993-2005
[3]   RECOVERY OF URANIUM FROM SEAWATER .5. PREPARATION AND PROPERTIES OF THE MACRORETICULAR CHELATING RESINS CONTAINING AMIDOXIME AND OTHER FUNCTIONAL-GROUPS [J].
EGAWA, H ;
NAKAYAMA, M ;
NONAKA, T ;
YAMAMOTO, H ;
UEMURA, K .
JOURNAL OF APPLIED POLYMER SCIENCE, 1987, 34 (04) :1557-1575
[4]   SYNTHESIS OF A HOLLOW FIBER TYPE POROUS CHELATING RESIN CONTAINING THE AMIDE OXIME GROUP BY RADIATION-INDUCED GRAFT-POLYMERIZATION FOR THE URANIUM RECOVERY [J].
HORI, T ;
SAITO, K ;
FURUSAKI, S ;
SUGO, T ;
OKAMOTO, J .
NIPPON KAGAKU KAISHI, 1986, (12) :1792-1798
[5]   THE EFFECT OF THE CONDITIONS OF AMIDOXIMATION ON THE ADSORPTIVE CHARACTERISTICS OF AMIDE OXIME RESIN FOR URANIUM RECOVERY FROM SEAWATER [J].
HORI, T ;
FURUSAKI, S ;
SUGO, T ;
OKAMOTO, J .
NIPPON KAGAKU KAISHI, 1987, (06) :1071-1077
[6]  
KATOH S, 1987, B SOC SEA WATER SCI, V40, P265
[7]  
MOTOJIMA K, 1969, BUNSEKI KAGAKU, V18, P208
[8]   AMIDOXIME-GROUP-CONTAINING ADSORBENTS FOR METAL-IONS SYNTHESIZED BY RADIATION-INDUCED GRAFTING [J].
OKAMOTO, J ;
SUGO, T ;
KATAKAI, A ;
OMICHI, H .
JOURNAL OF APPLIED POLYMER SCIENCE, 1985, 30 (07) :2967-2977
[9]   EFFECT OF SHAPE AND SIZE OF AMIDOXIME-GROUP-CONTAINING ADSORBENT ON THE RECOVERY OF URANIUM FROM SEAWATER [J].
OMICHI, H ;
KATAKAI, A ;
SUGO, T ;
OKAMOTO, J ;
KATOH, S ;
SAKANE, K ;
SUGASAKA, K ;
ITAGAKI, T .
SEPARATION SCIENCE AND TECHNOLOGY, 1987, 22 (04) :1313-1325
[10]   A NEW TYPE OF AMIDOXIME-GROUP-CONTAINING ADSORBENT FOR THE RECOVERY OF URANIUM FROM SEAWATER [J].
OMICHI, H ;
KATAKAI, A ;
SUGO, T ;
OKAMOTO, J .
SEPARATION SCIENCE AND TECHNOLOGY, 1985, 20 (2-3) :163-178