A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
RADIATION SHIELD BOARD, AND METHOD OF PRODUCING RADIATION SHIELD BOARD
To provide an easily installable radiation shield board having excellent capability of shielding X-ray and γ ray and required strength, and a method of producing the same.SOLUTION: There are provided a radiation shield board comprising a gypsum-containing board which is a hardened body of a gypsum-containing composition comprising gypsum, 200 to 400 parts by mass of barium sulfate, 0.7 to 3 parts by mass of a reinforcement fiber, and 0.2 to 0.5 parts by mass of a water-reducing agent relative to 100 parts by mass of gypsum, and a non-flammable fiber sheet at least buried in one face of the gypsum-containing board, and having a relative density of from 1.85 to 2.20; and a method of producing the radiation shield board.SELECTED DRAWING: None
【課題】Ｘ線及びγ線の遮蔽能が良好であり、必要な強度を有しながら、容易に設置可能な放射線遮蔽ボード及びその製造方法を提供する。【解決手段】石膏と、石膏１００質量部に対して、硫酸バリウムを２００質量部〜４００質量部と、補強繊維を０．７質量部〜３質量部と、減水剤を０．２質量部〜０．５質量部とを含有する石膏含有組成物硬化体である石膏含有ボード、及び、前記石膏含有ボードの少なくとも一方の面に埋没された不燃性繊維シートを備え、比重が１．８５〜２．２０である放射線遮蔽ボード及び放射線遮蔽ボードの製造方法。【選択図】なし
RADIATION SHIELD BOARD, AND METHOD OF PRODUCING RADIATION SHIELD BOARD
To provide an easily installable radiation shield board having excellent capability of shielding X-ray and γ ray and required strength, and a method of producing the same.SOLUTION: There are provided a radiation shield board comprising a gypsum-containing board which is a hardened body of a gypsum-containing composition comprising gypsum, 200 to 400 parts by mass of barium sulfate, 0.7 to 3 parts by mass of a reinforcement fiber, and 0.2 to 0.5 parts by mass of a water-reducing agent relative to 100 parts by mass of gypsum, and a non-flammable fiber sheet at least buried in one face of the gypsum-containing board, and having a relative density of from 1.85 to 2.20; and a method of producing the radiation shield board.SELECTED DRAWING: None
【課題】Ｘ線及びγ線の遮蔽能が良好であり、必要な強度を有しながら、容易に設置可能な放射線遮蔽ボード及びその製造方法を提供する。【解決手段】石膏と、石膏１００質量部に対して、硫酸バリウムを２００質量部〜４００質量部と、補強繊維を０．７質量部〜３質量部と、減水剤を０．２質量部〜０．５質量部とを含有する石膏含有組成物硬化体である石膏含有ボード、及び、前記石膏含有ボードの少なくとも一方の面に埋没された不燃性繊維シートを備え、比重が１．８５〜２．２０である放射線遮蔽ボード及び放射線遮蔽ボードの製造方法。【選択図】なし
RADIATION SHIELD BOARD, AND METHOD OF PRODUCING RADIATION SHIELD BOARD
放射線遮蔽ボード及び放射線遮蔽ボードの製造方法
SUZUKI MASAKI (author) / IKEO YOSAKU (author) / KUSHIBE ATSUMICHI (author) / NORIMONO TAKEMI (author) / ODAKAWA MASANOBU (author) / SATO YOSUKE (author) / YONEZAWA MUNEHARU (author) / MATSUMOTO TOSHIAKI (author)
2019-10-31
Patent
Electronic Resource
Japanese
IPC:
C04B
Kalk
,
LIME
/
B28B
Formgeben von Ton oder anderen keramischen Stoffzusammensetzungen, Schlacke oder von Mischungen, die zementartiges Material enthalten, z.B. Putzmörtel
,
SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
/
E04B
Allgemeine Baukonstruktionen
,
GENERAL BUILDING CONSTRUCTIONS
/
G21F
Schutz gegen Röntgenstrahlung, Gammastrahlung, Korpuskularstrahlung oder Teilchenbeschuss
,
PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT
RADIATION SHIELD UNIT, METHOD OF MANUFACTURING RADIATION SHIELD UNIT, AND RADIATION SHIELD STRUCTURE
| European Patent Office | 2023
| European Patent Office | 2015