Title:
WATERPROOF SOUND-TRANSMITTING SHEET AND METHOD FOR MANUFACTURING WATERPROOF SOUND-TRANSMITTING SHEET
Document Type and Number:
WIPO Patent Application WO/2022/158827
Kind Code:
A1
Abstract:
A waterproof sound-transmitting sheet is disclosed. The waterproof sound-transmitting sheet comprises: a waterproof sound-transmitting layer having a waterproofing function and configured to transmit a sound; a first adhesive layer attached to a first surface of the waterproof sound-transmitting layer; and a second adhesive layer attached to a second surface of the waterproof sound-transmitting layer, opposite to the first surface, wherein the waterproof sound-transmitting layer comprises: a pore-free layer having no pores; and a porous layer laminated on the pore-free layer and containing pores.
Inventors:
CHO JUNKEUN (KR)
Application Number:
PCT/KR2022/000924
Publication Date:
July 28, 2022
Filing Date:
January 18, 2022
Export Citation:
Assignee:
AMOGREENTECH CO LTD (KR)
International Classes:
B32B5/02; B32B5/26; B32B7/12
Foreign References:
| KR20180044691A | 2018-05-03 | |||
| KR20180006046A | 2018-01-17 | |||
| KR20190065459A | 2019-06-11 | |||
| KR20130129104A | 2013-11-27 | |||
| KR20140018840A | 2014-02-13 |
Attorney, Agent or Firm:
KIM, Churchill (KR)
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