Powder, article, and method of manufacturing article
AssigneeCanon Kabushiki Kaisha
InventorsShota Amano, Rika Courquin, Tsutomu Shimano, Motoki Okinaka, Yutaka Arai
Life of this patent
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Abstract
Provided is a powder for shaping through irradiation with an energy beam, the powder including: a sublimable substance; and a sublimation suppression material, wherein the sublimation suppression material is an inorganic compound, and wherein particles of the sublimation suppression material adhere to part of surfaces of particles of the sublimable substance.
Claims26
A powder for shaping through irradiation with an energy beam, the powder comprising:
- a sublimable substance;
- and
- a sublimation suppression material,
- wherein the sublimation suppression material is an inorganic compound, and
- wherein the powder includes a plurality of particles in which particles of the sublimation suppression material adhere to part of surfaces of particles of the sublimable substance, and
- wherein in the plurality of particles, a ratio of the sublimable substance is 90 mol % to 99.9 mol %, and a ratio of the sublimation suppression material is 0.1 mol % to 10 mol %, with respect to a total of the sublimable substance and the sublimation suppression material.
A powder for shaping through irradiation with an energy beam, the powder comprising:
- a sublimable substance;
- and
- a sublimation suppression material,
- wherein the sublimation suppression material is an inorganic compound, and
- wherein the powder includes a plurality of particles in which particles of the sublimation suppression material adhere to part of surfaces of particles of the sublimable substance, and
- wherein the powder has a particle diameter distribution in which a plurality of peaks each having a frequency of 3% or more are present in a range of a particle diameter of from 0.5 μm to 200.0 μm.
A powder for shaping through irradiation with an energy beam, the powder comprising:
- a sublimable substance;
- a sublimation suppression material;
- and
- a eutectic formation material for forming a eutectic with the sublimable substance,
- wherein the sublimation suppression material is an inorganic compound,
- wherein the powder includes a plurality of particles in which particles of the sublimation suppression material adhere to part of surfaces of particles of the sublimable substance, and
- wherein a particle diameter of each of particles of the eutectic formation material is larger than a particle diameter of each of the particles of the sublimation suppression material.
A powder for shaping through irradiation with an energy beam, the powder comprising:
- a sublimable substance;
- a sublimation suppression material;
- and
- a eutectic formation material for forming a eutectic with the sublimable substance,
- wherein the sublimation suppression material is an inorganic compound,
- wherein the powder includes a plurality of particles in which particles of the sublimation suppression material adhere to part of surfaces of particles of the sublimable substance, and
- wherein a ratio “x” [mol %] of the eutectic formation material with respect to a total of the eutectic formation material and the sublimable substance satisfies one of formula (2) or (3):
- Xe
- /
- 4
- ≤
- x
- <
- 3
-
- Xe
- /
- 4
- (
- 2
- )
- (
- 3
-
- Xe
- +
- 100
- )
- /
- 4
- <
- x
- ≤
- (
- Xe
- +
- 300
- )
- /
- 4
- ,
- (
- 3
- )
- where in each of the formulae (2) and (3), Xe [mol %] represents a ratio of the eutectic formation material in a eutectic composition of the sublimable substance and the eutectic formation material.
Dependencies are inferred from the claim text.