JP2018096765A - 放射線遮蔽シート - Google Patents
放射線遮蔽シート Download PDFInfo
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- JP2018096765A JP2018096765A JP2016239959A JP2016239959A JP2018096765A JP 2018096765 A JP2018096765 A JP 2018096765A JP 2016239959 A JP2016239959 A JP 2016239959A JP 2016239959 A JP2016239959 A JP 2016239959A JP 2018096765 A JP2018096765 A JP 2018096765A
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- 230000005855 radiation Effects 0.000 title claims abstract description 120
- 229910052751 metal Inorganic materials 0.000 claims abstract description 168
- 239000002923 metal particle Substances 0.000 claims abstract description 168
- 239000002184 metal Substances 0.000 claims abstract description 166
- 239000000835 fiber Substances 0.000 claims abstract description 154
- 239000002245 particle Substances 0.000 claims abstract description 25
- 239000013013 elastic material Substances 0.000 claims abstract description 14
- 229910001385 heavy metal Inorganic materials 0.000 claims description 17
- 230000005484 gravity Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 239000011258 core-shell material Substances 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims 1
- 230000007774 longterm Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
Description
金属粒子含有層の金属粒子が、金属繊維層の金属繊維で形成される隙間から抜けない粒径を有するものである。
上記外周部が、上記中心部よりも比重の小さい金属で構成されるものである。
長手方向で隣り合う金属繊維の隙間が、短手方向で隣り合う金属繊維の隙間よりも大きいものである。
金属粒子含有層の金属粒子が、上記第一金属繊維面と第二金属繊維面との隙間よりも大きな粒径を有するものである。
R 放射線の発生源
1 放射線遮蔽シート
2 金属粒子含有層
3 金属繊維層
4 隙間
9 弾性層
20 中心部
21 外周部
22 金属粒子
25 重金属粒子
26 軽金属粒子
29 弾性材料
33 金属繊維
41 第一金属繊維面
42 第二金属繊維面
Claims (7)
- 弾性材料に多数の金属粒子を分散させた金属粒子含有層と、金属繊維で構成される金属繊維層とを備える放射線遮蔽シートであって、
金属粒子含有層の金属粒子が、金属繊維層の金属繊維で形成される隙間から抜けない粒径を有することを特徴とする放射線遮蔽シート。 - 金属粒子含有層の金属粒子が、中心部および外周部からなるコアシェル構造であり、
上記外周部が、上記中心部よりも比重の小さい金属で構成されることを特徴とする請求項1に記載の放射線遮蔽シート。 - 金属繊維層が、長手方向および短手方向を有するとともに、金属繊維を長手方向および短手方向で織り込んだものであり、
長手方向で隣り合う金属繊維の隙間が、短手方向で隣り合う金属繊維の隙間よりも大きいことを特徴とする請求項1または2に記載の放射線遮蔽シート。 - 金属粒子含有層の多数の金属粒子が、重金属で構成される重金属粒子と、重金属粒子よりも比重の小さい金属で構成される軽金属粒子とからなることを特徴とする請求項1乃至3のいずれか一項に記載の放射線遮蔽シート。
- 金属繊維層が、最も金属粒子含有層側の第一金属繊維面と、この第一金属繊維面に次いで金属粒子含有層側の第二金属繊維面とを有し、
金属粒子含有層の金属粒子が、上記第一金属繊維面と第二金属繊維面との隙間よりも大きな粒径を有することを特徴とする請求項1乃至4のいずれか一項に記載の放射線遮蔽シート。 - 金属粒子含有層が、その多数の金属粒子を金属繊維層に近いほど密に含有するものであることを特徴とする請求項1乃至5のいずれか一項に記載の放射線遮蔽シート。
- 金属粒子含有層に接して配置されて金属繊維層の反対側に位置する弾性層を備えることを特徴とする請求項1乃至6のいずれか一項に記載の放射線遮蔽シート。
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JP2018096765A true JP2018096765A (ja) | 2018-06-21 |
JP6698005B2 JP6698005B2 (ja) | 2020-05-27 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110517802A (zh) * | 2019-08-29 | 2019-11-29 | 深圳市欣横纵技术股份有限公司 | 基于射线与物质相互作用的辐射防护材料及其制备方法 |
CN115410736A (zh) * | 2022-10-11 | 2022-11-29 | 四川大学 | 一种基于核壳结构纳米粒子的射线屏蔽材料及其制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004084234A1 (ja) * | 2003-03-18 | 2004-09-30 | Nippon Tungsten Co., Ltd. | 遮蔽材 |
JP2008082766A (ja) * | 2006-09-26 | 2008-04-10 | Toshiba Corp | X線遮蔽材およびx線検査装置 |
JP2013044737A (ja) * | 2011-08-19 | 2013-03-04 | Self:Kk | 放射線遮蔽具 |
JP2013253817A (ja) * | 2012-06-06 | 2013-12-19 | Kuraray Co Ltd | 放射線遮蔽繊維および布帛 |
-
2016
- 2016-12-12 JP JP2016239959A patent/JP6698005B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004084234A1 (ja) * | 2003-03-18 | 2004-09-30 | Nippon Tungsten Co., Ltd. | 遮蔽材 |
JP2008082766A (ja) * | 2006-09-26 | 2008-04-10 | Toshiba Corp | X線遮蔽材およびx線検査装置 |
JP2013044737A (ja) * | 2011-08-19 | 2013-03-04 | Self:Kk | 放射線遮蔽具 |
JP2013253817A (ja) * | 2012-06-06 | 2013-12-19 | Kuraray Co Ltd | 放射線遮蔽繊維および布帛 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110517802A (zh) * | 2019-08-29 | 2019-11-29 | 深圳市欣横纵技术股份有限公司 | 基于射线与物质相互作用的辐射防护材料及其制备方法 |
CN115410736A (zh) * | 2022-10-11 | 2022-11-29 | 四川大学 | 一种基于核壳结构纳米粒子的射线屏蔽材料及其制备方法 |
CN115410736B (zh) * | 2022-10-11 | 2024-05-28 | 四川大学 | 一种基于核壳结构纳米粒子的射线屏蔽材料及其制备方法 |
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