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Title:
AUXILIARY-MATERIAL RELEASE PAPER, AND SOUND PRODUCING DEVICE USING AUXILIARY-MATERIAL RELEASE PAPER
Document Type and Number:
WIPO Patent Application WO/2021/114150
Kind Code:
A1
Abstract:
The present utility model provides an auxiliary-material release paper, comprising an auxiliary material layer and a release paper attached to and covering the auxiliary material layer. The release paper comprises a release paper main component covering the auxiliary material layer, and a handle portion extending outwards from the release paper main component. The release paper further comprises a gap portion disposed along a periphery of the release paper main component and located adjacent to the handle portion. Compared with the related art, the release paper in the present utility model is more effective in use.

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Inventors:
SHI YANG (CN)
Application Number:
PCT/CN2019/124665
Publication Date:
June 17, 2021
Filing Date:
December 11, 2019
Export Citation:
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Assignee:
AAC ACOUSTIC TECH SHENZHEN CO LTD (CN)
AAC TECHNOLOGIES PTE LTD (SG)
International Classes:
B32B38/10; C09J7/40; H04R9/06
Foreign References:
CN209063679U2019-07-05
CN207869365U2018-09-14
CN209065822U2019-07-05
CN205368227U2016-07-06
US20100227102A12010-09-09
Attorney, Agent or Firm:
GUANGDONG GUANGHE LAW FIRM (CN)
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