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
56 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)
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16-29. -29. (canceled)
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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.
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31. (canceled)
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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.
- m, wherein 90% of the particles have a diameter that is within 1 μ
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33-40. -40. (canceled)
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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.
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42-45. -45. (canceled)
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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.
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47-54. -54. (canceled)
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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.
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56-62. -62. (canceled)
Specification