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US 2015/0070842 A1Published application
Waterproof sound-permitting sheet, method of manufacturing same, and electronic device provided with waterproof sound-permitting sheet
AssigneeAmogreentech Co., Ltd.
InventorsSeung Hoon LEE, Jun Sik HWANG, Yong Sik JUNG
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Abstract
Provided is a waterproof sound-permitting sheet, including: a porous nanoweb that has a plurality of pores and that is formed by electrospinning a polymer material to which a black or a different color pigment is added, thereby shortening a manufacturing process and improving waterproofing performance and sound-permitting performance.
Claims14
A waterproof sound-permitting sheet comprising:
- a porous nanoweb that has a plurality of pores, and that is formed by electrospinning a polymer material to which a black or different color pigment is added.
A method of manufacturing a waterproof sound-permitting sheet, the method comprising:
- preparing a spinning solution that is formed by adding a black or different color pigment to a polymer material;
- and
- electrospinning the spinning solution to form a porous nanoweb having a plurality of pores and having a black or different color.
An electronic device comprising:
- a body in which air vent holes are formed in order to discharge heat or air generated in the inside of the electronic device;
- and
- a waterproof sound-permitting sheet,
- wherein the waterproof sound-permitting sheet comprising:
- a porous nanoweb that has a plurality of pores, and that is formed by electrospinning a polymer material to which a black or different color pigment is added.
2 more elements
Dependencies are inferred from the claim text.