POWDER FOR DEPOSITION MODELING, SLURRY FOR DEPOSITION MODELING, THREE-DIMENSIONAL DEPOSITION MODEL, SINTERED BODY, METHOD FOR PRODUCING SLURRY FOR DEPOSITION MODELING, DEPOSITION MODELING METHOD AND SINTERING METHOD

• Main Authors: TSUBOTA Shuho, TANIGAWA Shuji, OGUMA Hidetaka, BONO Takumi
• Format: Patent
• Language: English; French; Japanese
• Published: 07.01.2021
• Subjects: ADDITIVE MANUFACTURING TECHNOLOGY; ADDITIVE MANUFACTURING, i.e. MANUFACTURING OFTHREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVEAGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING,STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING; ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; LIME, MAGNESIA; METALLURGY; PERFORMING OPERATIONS; REFRACTORIES; SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER; SLAG; TRANSPORTING; TREATMENT OF NATURAL STONE; WORKING CEMENT, CLAY, OR STONE

A powder (10) for deposition modeling according to the present invention is composed of an inorganic coarse powder (1) and an inorganic fine powder (2) that has a smaller average particle diameter than the inorganic coarse powder (1); and the particle diameter volume ratio of the inorganic coarse powder (1) to the inorganic fine powder (2) is from 28.0 to 53.0. Une poudre (10) pour la modélisation de dépôt selon la présente invention est composée d'une poudre grossière inorganique (1) et d'une poudre fine inorganique (2) qui a un diamètre de particule moyen inférieur à celui de la poudre grossière inorganique (1) ; et le rapport volumique de diamètre de particule de la poudre grossière inorganique (1) à la poudre fine inorganique (2) est de 28,0 à 53,0. 積層造形用粉末（１０）は、粗粒無機粉末（１）と、平均粒径が粗粒無機粉末（１）より小さい微細無機粉末（２）と、からなり、粗粒無機粉末（１）と微細無機粉末（２）との粒径体積比率が２８．０～５３．０である。