Microparticles
First Claim
Patent Images
1. A method of forming particles, comprising:
- accelerating a first stream comprising a first liquid; and
vibrating the first stream, to form particles.
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Abstract
A method of forming particles comprises accelerating a stream comprising a liquid; and vibrating the stream, to form particles. The particle may have a diameter that is smaller than the diameter of the nozzle used to form the stream, allowing for the formation of micro- and nano-sized particle.
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Citations
62 Claims
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1. A method of forming particles, comprising:
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accelerating a first stream comprising a first liquid; and
vibrating the first stream, to form particles. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 39, 40)
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23. A method of forming particles, comprising:
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accelerating a first stream comprising a first liquid;
wherein the accelerating comprises applying charge to the first stream, and the particles comprise a core and a shell. - View Dependent Claims (24, 25, 26, 27, 28, 29)
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30. Particles having an average diameter of 50 to 100 μ
- m, wherein 90% of the particles have a diameter that is within 2% of an average diameter of the particles.
- View Dependent Claims (31, 35, 36, 37, 38)
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32. Particles having an average diameter of 1 to 50 μ
- m, wherein 90% of the particles have a diameter that is within 1 μ
m of an average diameter of the particles. - View Dependent Claims (33, 34)
- m, wherein 90% of the particles have a diameter that is within 1 μ
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41. An apparatus for forming particles, comprising:
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(i) a first nozzle, for forming a first stream of a first liquid, (ii) a second nozzle, oriented for forming a second stream of a second liquid in contact with the first stream, and (iii) a vibrator, for forming particles from the first stream. - View Dependent Claims (42, 43, 44, 45, 59)
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46. An apparatus for forming particles, comprising:
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(i) a first nozzle, for forming a first stream of a first liquid, (ii) a charge source, for applying charge to the first stream, and (iii) a vibrator, for forming particles from the first stream. - View Dependent Claims (47, 48, 49, 50, 51, 60)
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52. An apparatus for forming particles, comprising:
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(i) means for forming a first stream of a first liquid, (ii) means for accelerating the first stream, and (iii) means for vibrating the first stream. - View Dependent Claims (53, 54, 61)
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55. An apparatus for forming particles, comprising:
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(i) a first nozzle, for forming a first stream of a first liquid, (ii) a second nozzle surrounding the first nozzle, for forming a second stream of a second liquid surrounding the first stream, (iii) a charge source, for applying charge to at least one of the first and second streams. - View Dependent Claims (56, 57, 58, 62)
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Specification