JP5999688B2 - 放射性ストロンチウム吸着材料及びその製造方法、それを利用した放射性物質の除去方法 - Google Patents
放射性ストロンチウム吸着材料及びその製造方法、それを利用した放射性物質の除去方法 Download PDFInfo
- Publication number
- JP5999688B2 JP5999688B2 JP2012094212A JP2012094212A JP5999688B2 JP 5999688 B2 JP5999688 B2 JP 5999688B2 JP 2012094212 A JP2012094212 A JP 2012094212A JP 2012094212 A JP2012094212 A JP 2012094212A JP 5999688 B2 JP5999688 B2 JP 5999688B2
- Authority
- JP
- Japan
- Prior art keywords
- group
- fiber
- radioactive
- graft polymerization
- groups
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 56
- 239000000463 material Substances 0.000 title claims description 52
- 229910052712 strontium Inorganic materials 0.000 title claims description 47
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 title claims description 47
- 230000002285 radioactive effect Effects 0.000 title claims description 32
- 239000000941 radioactive substance Substances 0.000 title claims description 26
- 238000004519 manufacturing process Methods 0.000 title claims description 16
- 239000000835 fiber Substances 0.000 claims description 97
- 238000010559 graft polymerization reaction Methods 0.000 claims description 44
- 239000013522 chelant Substances 0.000 claims description 30
- 238000005342 ion exchange Methods 0.000 claims description 30
- 229910052751 metal Inorganic materials 0.000 claims description 26
- 239000002184 metal Substances 0.000 claims description 26
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 22
- 230000005855 radiation Effects 0.000 claims description 20
- 239000000178 monomer Substances 0.000 claims description 19
- -1 titanium ions Chemical class 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 17
- 229920000620 organic polymer Polymers 0.000 claims description 16
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 12
- 125000000524 functional group Chemical group 0.000 claims description 12
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 12
- 238000001179 sorption measurement Methods 0.000 claims description 11
- 125000000542 sulfonic acid group Chemical group 0.000 claims description 11
- 229910052783 alkali metal Inorganic materials 0.000 claims description 10
- NBZBKCUXIYYUSX-UHFFFAOYSA-N iminodiacetic acid Chemical group OC(=O)CNCC(O)=O NBZBKCUXIYYUSX-UHFFFAOYSA-N 0.000 claims description 10
- 150000001340 alkali metals Chemical class 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 239000010936 titanium Substances 0.000 claims description 9
- 229910052719 titanium Inorganic materials 0.000 claims description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- 239000012857 radioactive material Substances 0.000 claims description 8
- 238000005341 cation exchange Methods 0.000 claims description 7
- 239000003463 adsorbent Substances 0.000 claims description 6
- 239000004745 nonwoven fabric Substances 0.000 claims description 6
- 239000002759 woven fabric Substances 0.000 claims description 6
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 5
- 230000001678 irradiating effect Effects 0.000 claims description 4
- NEAQRZUHTPSBBM-UHFFFAOYSA-N 2-hydroxy-3,3-dimethyl-7-nitro-4h-isoquinolin-1-one Chemical compound C1=C([N+]([O-])=O)C=C2C(=O)N(O)C(C)(C)CC2=C1 NEAQRZUHTPSBBM-UHFFFAOYSA-N 0.000 claims description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical group OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 125000003277 amino group Chemical group 0.000 claims description 3
- SFZULDYEOVSIKM-UHFFFAOYSA-N chembl321317 Chemical group C1=CC(C(=N)NO)=CC=C1C1=CC=C(C=2C=CC(=CC=2)C(=N)NO)O1 SFZULDYEOVSIKM-UHFFFAOYSA-N 0.000 claims description 3
- 239000007800 oxidant agent Substances 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 125000001453 quaternary ammonium group Chemical group 0.000 claims description 3
- JZTPOMIFAFKKSK-UHFFFAOYSA-N O-phosphonohydroxylamine Chemical group NOP(O)(O)=O JZTPOMIFAFKKSK-UHFFFAOYSA-N 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000005865 ionizing radiation Effects 0.000 claims description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000012778 molding material Substances 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 239000013535 sea water Substances 0.000 description 13
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- 150000003839 salts Chemical class 0.000 description 12
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 8
- 239000011575 calcium Substances 0.000 description 8
- 229910052791 calcium Inorganic materials 0.000 description 8
- 239000011734 sodium Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 239000000758 substrate Substances 0.000 description 8
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 7
- 229910052708 sodium Inorganic materials 0.000 description 7
- GROMGGTZECPEKN-UHFFFAOYSA-N sodium metatitanate Chemical compound [Na+].[Na+].[O-][Ti](=O)O[Ti](=O)O[Ti]([O-])=O GROMGGTZECPEKN-UHFFFAOYSA-N 0.000 description 7
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 6
- 239000002585 base Substances 0.000 description 6
- 238000005202 decontamination Methods 0.000 description 6
- 229910052749 magnesium Inorganic materials 0.000 description 6
- 239000011777 magnesium Substances 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 6
- 229910052792 caesium Inorganic materials 0.000 description 5
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 5
- 230000003588 decontaminative effect Effects 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 description 4
- 229920003043 Cellulose fiber Polymers 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 4
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 4
- 238000005345 coagulation Methods 0.000 description 4
- 230000015271 coagulation Effects 0.000 description 4
- 239000002657 fibrous material Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 238000004062 sedimentation Methods 0.000 description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 4
- 229920002554 vinyl polymer Polymers 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- LCKIEQZJEYYRIY-UHFFFAOYSA-N Titanium ion Chemical compound [Ti+4] LCKIEQZJEYYRIY-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000010894 electron beam technology Methods 0.000 description 3
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 description 3
- 229920001519 homopolymer Polymers 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 238000010517 secondary reaction Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 229910001415 sodium ion Inorganic materials 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- 229920002994 synthetic fiber Polymers 0.000 description 3
- 239000012209 synthetic fiber Substances 0.000 description 3
- IWTYTFSSTWXZFU-UHFFFAOYSA-N 3-chloroprop-1-enylbenzene Chemical compound ClCC=CC1=CC=CC=C1 IWTYTFSSTWXZFU-UHFFFAOYSA-N 0.000 description 2
- HGINCPLSRVDWNT-UHFFFAOYSA-N Acrolein Chemical compound C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 239000003708 ampul Substances 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 239000003431 cross linking reagent Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000002557 mineral fiber Substances 0.000 description 2
- DCKVFVYPWDKYDN-UHFFFAOYSA-L oxygen(2-);titanium(4+);sulfate Chemical compound [O-2].[Ti+4].[O-]S([O-])(=O)=O DCKVFVYPWDKYDN-UHFFFAOYSA-L 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920005594 polymer fiber Polymers 0.000 description 2
- MNCGMVDMOKPCSQ-UHFFFAOYSA-M sodium;2-phenylethenesulfonate Chemical compound [Na+].[O-]S(=O)(=O)C=CC1=CC=CC=C1 MNCGMVDMOKPCSQ-UHFFFAOYSA-M 0.000 description 2
- 229910001427 strontium ion Inorganic materials 0.000 description 2
- 229910000348 titanium sulfate Inorganic materials 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- PBGPBHYPCGDFEZ-UHFFFAOYSA-N 1-ethenylpiperidin-2-one Chemical compound C=CN1CCCCC1=O PBGPBHYPCGDFEZ-UHFFFAOYSA-N 0.000 description 1
- SFUDBXKBPOKIIW-ARJAWSKDSA-N 1-o-ethyl 4-o-(oxiran-2-ylmethyl) (z)-but-2-enedioate Chemical compound CCOC(=O)\C=C/C(=O)OCC1CO1 SFUDBXKBPOKIIW-ARJAWSKDSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- SJIXRGNQPBQWMK-UHFFFAOYSA-N 2-(diethylamino)ethyl 2-methylprop-2-enoate Chemical compound CCN(CC)CCOC(=O)C(C)=C SJIXRGNQPBQWMK-UHFFFAOYSA-N 0.000 description 1
- JKNCOURZONDCGV-UHFFFAOYSA-N 2-(dimethylamino)ethyl 2-methylprop-2-enoate Chemical compound CN(C)CCOC(=O)C(C)=C JKNCOURZONDCGV-UHFFFAOYSA-N 0.000 description 1
- DPBJAVGHACCNRL-UHFFFAOYSA-N 2-(dimethylamino)ethyl prop-2-enoate Chemical compound CN(C)CCOC(=O)C=C DPBJAVGHACCNRL-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- XEEYSDHEOQHCDA-UHFFFAOYSA-N 2-methylprop-2-ene-1-sulfonic acid Chemical compound CC(=C)CS(O)(=O)=O XEEYSDHEOQHCDA-UHFFFAOYSA-N 0.000 description 1
- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical compound OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 description 1
- KGIGUEBEKRSTEW-UHFFFAOYSA-N 2-vinylpyridine Chemical compound C=CC1=CC=CC=N1 KGIGUEBEKRSTEW-UHFFFAOYSA-N 0.000 description 1
- DBCAQXHNJOFNGC-UHFFFAOYSA-N 4-bromo-1,1,1-trifluorobutane Chemical compound FC(F)(F)CCCBr DBCAQXHNJOFNGC-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 229920002748 Basalt fiber Polymers 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 229920002101 Chitin Polymers 0.000 description 1
- 229920001661 Chitosan Polymers 0.000 description 1
- 102000008186 Collagen Human genes 0.000 description 1
- 108010035532 Collagen Proteins 0.000 description 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- 229920000433 Lyocell Polymers 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 229920001407 Modal (textile) Polymers 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- IQNQPUOMSFGWKC-UHFFFAOYSA-L O1CCOCC1.N(CC(=O)[O-])CC(=O)[O-].[Na+].[Na+] Chemical compound O1CCOCC1.N(CC(=O)[O-])CC(=O)[O-].[Na+].[Na+] IQNQPUOMSFGWKC-UHFFFAOYSA-L 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 1
- 229920006397 acrylic thermoplastic Polymers 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 229910001413 alkali metal ion Inorganic materials 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 125000000539 amino acid group Chemical group 0.000 description 1
- 150000004982 aromatic amines Chemical class 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- LFYJSSARVMHQJB-QIXNEVBVSA-N bakuchiol Chemical compound CC(C)=CCC[C@@](C)(C=C)\C=C\C1=CC=C(O)C=C1 LFYJSSARVMHQJB-QIXNEVBVSA-N 0.000 description 1
- XFOZBWSTIQRFQW-UHFFFAOYSA-M benzyl-dimethyl-prop-2-enylazanium;chloride Chemical compound [Cl-].C=CC[N+](C)(C)CC1=CC=CC=C1 XFOZBWSTIQRFQW-UHFFFAOYSA-M 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 229920001436 collagen Polymers 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- QKSIFUGZHOUETI-UHFFFAOYSA-N copper;azane Chemical compound N.N.N.N.[Cu+2] QKSIFUGZHOUETI-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- STVZJERGLQHEKB-UHFFFAOYSA-N ethylene glycol dimethacrylate Substances CC(=C)C(=O)OCCOC(=O)C(C)=C STVZJERGLQHEKB-UHFFFAOYSA-N 0.000 description 1
- 229920006248 expandable polystyrene Polymers 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 235000019000 fluorine Nutrition 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 229910001410 inorganic ion Inorganic materials 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000002198 insoluble material Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- DFENKTCEEGOWLB-UHFFFAOYSA-N n,n-bis(methylamino)-2-methylidenepentanamide Chemical compound CCCC(=C)C(=O)N(NC)NC DFENKTCEEGOWLB-UHFFFAOYSA-N 0.000 description 1
- 229940088644 n,n-dimethylacrylamide Drugs 0.000 description 1
- YLGYACDQVQQZSW-UHFFFAOYSA-N n,n-dimethylprop-2-enamide Chemical compound CN(C)C(=O)C=C YLGYACDQVQQZSW-UHFFFAOYSA-N 0.000 description 1
- PNLUGRYDUHRLOF-UHFFFAOYSA-N n-ethenyl-n-methylacetamide Chemical compound C=CN(C)C(C)=O PNLUGRYDUHRLOF-UHFFFAOYSA-N 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- AVNANMSIFNUHNY-MQQKCMAXSA-N oxiran-2-ylmethyl (2e,4e)-hexa-2,4-dienoate Chemical compound C\C=C\C=C\C(=O)OCC1CO1 AVNANMSIFNUHNY-MQQKCMAXSA-N 0.000 description 1
- RPQRDASANLAFCM-UHFFFAOYSA-N oxiran-2-ylmethyl prop-2-enoate Chemical compound C=CC(=O)OCC1CO1 RPQRDASANLAFCM-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- UIIIBRHUICCMAI-UHFFFAOYSA-N prop-2-ene-1-sulfonic acid Chemical compound OS(=O)(=O)CC=C UIIIBRHUICCMAI-UHFFFAOYSA-N 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 239000004627 regenerated cellulose Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- OVYTZAASVAZITK-UHFFFAOYSA-M sodium;ethanol;hydroxide Chemical compound [OH-].[Na+].CCO OVYTZAASVAZITK-UHFFFAOYSA-M 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
- 125000001302 tertiary amino group Chemical group 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- LLZRNZOLAXHGLL-UHFFFAOYSA-J titanic acid Chemical compound O[Ti](O)(O)O LLZRNZOLAXHGLL-UHFFFAOYSA-J 0.000 description 1
- 150000003608 titanium Chemical class 0.000 description 1
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Landscapes
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Description
2次反応を行ってイオン交換基やキレート基に転換できるモノマーとしてはアクリロニトリル、アクロレイン、ビニルピリジン、スチレン、クロロメチルスチレン、メタクリル酸グリシジル、アクリル酸グリシジル、グリシジルソルベート、グリシジルメタイタコナート、グリシジルビニルスルホナート、エチルグリシジルマレアート、2−ビニルピロリドン、ジビニルベンゼン、1−ビニル−2−ピペリドン、N−ビニル−N−メチルアセタミドやこれらの誘導体などが含まれる。メタクリル酸グリシジルの場合、スルホン酸基やカルボキシル基をはじめイミノジ酢酸基などのキレート基など各種官能基導入が容易であるため、好適に利用できる。また、スチレンやクロロメチルスチレンもイオン交換基及びキレート基の導入が容易であり、好適に利用できる。
直径約25μmの6−ナイロン繊維の撚糸1kgをポリエチレン袋に入れ、減圧排気−窒素ガス導入という窒素置換操作を3回繰り返した。この袋を発泡スチロールの箱にドライアイス5kgとともに入れ、冷却下でガンマ線50kGyを照射した。照射後のナイロン繊維を取り出し、グラフト重合用ガラスアンプルに入れた。予め窒素ガスでバブリング操作により脱酸素されたスチレンスルホン酸ナトリウム(ナカライテスク)10%水溶液をガラスアンプルに導入した。そして、恒温水槽にて40℃、5時間グラフト重合をおこなった。重合終了後の繊維を50℃の純水に浸漬し、1時間洗浄した。この操作を2回繰り返した。洗浄後の繊維を真空乾燥し、重量変化を測定することによって、グラフト率52%を得た。
(1)で製造した強酸性カチオン交換繊維10gを硫酸チタン1%水溶液100mlに1時間浸漬し、チタンイオンを吸着させた。次に水酸化ナトリウム水溶液5%、200mlに30分間浸漬し、チタンを含水酸化チタンにした。さらにメタノール100mlで2回洗浄後真空乾燥した。この繊維を水酸化ナトリウム5%エタノール溶液に浸漬し、80℃で4時間処理した。処理後の繊維をメタノール洗浄し、真空乾燥した結果、最初のスルホン化繊維(Na型)の重量と比較し13%の重量増加率であった。
(1)記載の繊維に同様の放射線を照射した後、メタクリル酸グリシジル10%メタノール溶液に浸漬し、40℃で8時間グラフト重合を行って136%のグラフト率を得た。この繊維をイミノジ酢酸ナトリウム10%ジオキサン溶液に浸漬し、80℃で8時間反応を行い、重量増加率から算出したイミノジ酢酸基導入率2.3mmol/gのイミノジ酢酸型キレート繊維を得た。
ア. 小田原沖の海水(ストロンチウム濃度7.5mg/l)
イ. 千葉市水道水にストロンチウムを1mg/lとなるよう添加
ウ. 純水にストロンチウムを1mg/lとなるよう添加
Claims (7)
- 放射線グラフト重合法を利用してイオン交換基又はキレート基を導入した有機高分子繊維の一部にチタン酸金属塩不溶化物を析出させた放射性ストロンチウム吸着材料の製造方法。
- 前記チタン酸金属塩不溶化物の金属はアルカリ金属である請求項1記載の放射性ストロンチウム吸着材料の製造方法。
- 放射線グラフト重合法を利用して導入されるイオン交換基又はキレート基が、スルホン酸基、カルボキシル基、リン酸基、4級アンモニウム基、アミノ酸基、アミノリン酸基、イミノジ酢酸基、1〜3級アミノ基を単独又は複数含有するアミノ系官能基、アミドキシム基、およびヒドロキサム酸基より選択される請求項1または2記載の放射性ストロンチウム吸着材料の製造方法。
- 有機高分子繊維に電離放射線を照射する第1工程、カチオン交換基及び/又はキレート基を有するモノマーをグラフト重合するか、又はイオン交換基及び/又はキレート基に転換町能なモノマーをグラフト重合する場合にあっては、グラフト重合後にイオン交換基及び/又はキレート基に転換する第2工程、官能基導入済み繊維にチタンイオンを吸着させる第3工程、アルカリ雰囲気化で含水酸化チタンを繊維内に析出させる第4工程、アルカリ金属とアルコールの共存下で加熱しチタン酸金属塩を繊維内に形成させる第5工程を含む放射性ストロンチウム吸着材料の製造方法。
- 前記第4工程及び第5工程のいずれかに酸化剤を利用して含水酸化チタン担持繊維の処理を行う工程を含む請求項4記載の放射性ストロンチウム吸着材料の製造方法。
- 前記請求項1〜5に記載の放射性ストロンチウム吸着材料、ならびに請求項1〜5記載のイオン交換基を導入した有機高分子繊維、および請求項1〜5記載のキレート基を導入した有機高分子繊維より選択される1種以上の繊維を含む繊維状構造物と放射性物質含有液とを接触させる放射性物質の除去方法。
- 前記請求項6記載の繊維状構造物が短繊維、繊維の集合体である織布・不織布、ワインド状フィルタ、組みひも状、ロープ状、モール状に成型加工したものである放射性物質吸着用繊維状構造物と放射性液体とを接触させる請求項1〜6記載の放射性物質の除去方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012094212A JP5999688B2 (ja) | 2012-04-02 | 2012-04-02 | 放射性ストロンチウム吸着材料及びその製造方法、それを利用した放射性物質の除去方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012094212A JP5999688B2 (ja) | 2012-04-02 | 2012-04-02 | 放射性ストロンチウム吸着材料及びその製造方法、それを利用した放射性物質の除去方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013212484A JP2013212484A (ja) | 2013-10-17 |
JP5999688B2 true JP5999688B2 (ja) | 2016-09-28 |
Family
ID=49586267
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012094212A Expired - Fee Related JP5999688B2 (ja) | 2012-04-02 | 2012-04-02 | 放射性ストロンチウム吸着材料及びその製造方法、それを利用した放射性物質の除去方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5999688B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20160122095A (ko) * | 2016-06-10 | 2016-10-21 | 한국과학기술원 | 아미독심 미소공성 고분자를 이용한 우라늄의 흡착회수방법 |
TWI810471B (zh) * | 2020-07-23 | 2023-08-01 | 行政院原子能委員會核能研究所 | 低放射性廢樹脂真空乾燥熱處理安定化方法及其系統 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015087369A (ja) * | 2013-10-30 | 2015-05-07 | 株式会社 環境浄化研究所 | イミノジ酢酸基をグラフト鎖に導入した繊維によるストロンチウム除去方法 |
JP2015114315A (ja) * | 2013-12-06 | 2015-06-22 | 株式会社 環境浄化研究所 | 晶析を利用したストロンチウム除去方法 |
WO2022071243A1 (ja) * | 2020-09-30 | 2022-04-07 | 東レ株式会社 | 吸着材 |
CN114371050B (zh) * | 2021-11-29 | 2023-08-15 | 中国辐射防护研究院 | 放射性表面沾污筛查分析方法 |
CN115141319B (zh) | 2022-06-27 | 2023-07-07 | 厦门大学 | 工程化放射性聚合物微球及其制备方法和用途 |
CN117672582B (zh) * | 2023-08-16 | 2024-05-17 | 西南科技大学 | 核医疗放射性废水深度净化处理系统及应用方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4041202B2 (ja) * | 1998-03-11 | 2008-01-30 | ユニチカ株式会社 | Srイオン吸着剤、その製造方法及びそれを用いたSrイオン含有水の処理方法 |
JP6156832B2 (ja) * | 2011-06-02 | 2017-07-05 | 株式会社 環境浄化研究所 | 放射性物質捕集材料の製造方法 |
JP6093942B2 (ja) * | 2011-12-28 | 2017-03-15 | 株式会社 環境浄化研究所 | 放射性液体の除染方法 |
-
2012
- 2012-04-02 JP JP2012094212A patent/JP5999688B2/ja not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20160122095A (ko) * | 2016-06-10 | 2016-10-21 | 한국과학기술원 | 아미독심 미소공성 고분자를 이용한 우라늄의 흡착회수방법 |
KR101718052B1 (ko) | 2016-06-10 | 2017-03-20 | 한국과학기술원 | 아미독심 미소공성 고분자를 이용한 우라늄의 흡착회수방법 |
TWI810471B (zh) * | 2020-07-23 | 2023-08-01 | 行政院原子能委員會核能研究所 | 低放射性廢樹脂真空乾燥熱處理安定化方法及其系統 |
Also Published As
Publication number | Publication date |
---|---|
JP2013212484A (ja) | 2013-10-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5999688B2 (ja) | 放射性ストロンチウム吸着材料及びその製造方法、それを利用した放射性物質の除去方法 | |
JP6156832B2 (ja) | 放射性物質捕集材料の製造方法 | |
Lu et al. | Fabrication of cross-linked chitosan beads grafted by polyethylenimine for efficient adsorption of diclofenac sodium from water | |
Zhang et al. | Nanoconfined hydrated zirconium oxide for selective removal of Cu (II)-carboxyl complexes from high-salinity water via ternary complex formation | |
JP6093942B2 (ja) | 放射性液体の除染方法 | |
JP3940236B2 (ja) | 金属キレート形成性繊維及びその製法、並びに該繊維を用いた金属イオン捕捉法及び金属キレート繊維 | |
JP3647667B2 (ja) | 銀を担持したヨウ素除去フィルタ及びヨウ素除去装置 | |
JP2001187809A (ja) | 有機高分子材料及びその製造方法並びにそれから構成される重金属イオン除去剤 | |
Khozamy et al. | Implementation of carboxymethyl cellulose/acrylic acid/titanium dioxide nanocomposite hydrogel in remediation of Cd (II), Zn (II) and Pb (II) for water treatment application | |
JP2016206164A (ja) | フィルタベント装置 | |
Liao et al. | A sodium alginate gel bead adsorbent doping with amidoxime-modified hydroxyapatite for the efficient adsorption of uranium | |
Jeon et al. | Removal of cesium ions from waste solution using sericite incorporated into nickel hexacyanoferrate | |
JP2015114315A (ja) | 晶析を利用したストロンチウム除去方法 | |
JP2011167606A (ja) | キレート形成基含有吸着材料の製造方法 | |
Wang et al. | Ultra-fine potassium hexacyanoferrate (II) nanoparticles modified ZIF-67 for adsorptive removal of radioactive strontium from nuclear wastewater | |
JP2015087369A (ja) | イミノジ酢酸基をグラフト鎖に導入した繊維によるストロンチウム除去方法 | |
JP2016024183A (ja) | 放射性ヨウ素除去材料及びその製造方法、ならびに放射性ヨウ素除去方法 | |
US6844371B1 (en) | Material having separating function | |
JP2018114488A (ja) | トリチウム除去材料及びその製造方法、ならびに該吸着材を用いたトリチウム含有汚染水の浄化方法 | |
Chen et al. | Fast and efficient capture of iodide ions by silver-modified GO nanosheets: From adsorption to membrane filtration | |
Liu et al. | The treatment of As (III)-contaminated water by using granular Fe-Mn-Cu composite oxide: Removing As (III) via the oxidation-adsorption process and handling the release of manganese ions | |
JP6210404B2 (ja) | 放射性セシウム及び放射性ストロンチウムの除去方法 | |
Trifi et al. | Comparative removal of methylene blue from aqueous solution using different adsorbents | |
JP2016156797A (ja) | アルカリ土類金属を含有する汚染水からのストロンチウム除去方法 | |
Hwang et al. | Preparation and cesium adsorption behavior of Prussian blue-based polypropylene nonwoven fabric by surfactant-assisted aqueous preirradiation graft polymerization |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20150304 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20150320 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A821 Effective date: 20150320 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20150825 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20160225 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20160301 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20160407 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20160804 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20160824 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5999688 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |