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Title:
POLYESTER FILM AND METHOD FOR PREPARING SAME
Document Type and Number:
WIPO Patent Application WO/2022/045764
Kind Code:
A1
Abstract:
The present invention provides a polyester film and a method for preparing same. By using an imprint roll having a corrugated pattern formed on the outer peripheral surface thereof, the polyester film is provided with corrugations on a surface thereof corresponding to the corrugated pattern, and has a low surface roughness while having excellent running properties and winding properties. The polyester film may be suitably used as a base film for release, when manufacturing multilayer ceramic capacitors (MLCCs), polarizing plates and optically clear adhesives, etc.

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Inventors:
CHO HYUNKUG (KR)
PARK HANSOO (KR)
KIM KIHAN (KR)
Application Number:
PCT/KR2021/011364
Publication Date:
March 03, 2022
Filing Date:
August 25, 2021
Export Citation:
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Assignee:
KOLON INC (KR)
International Classes:
B29C59/04; B29C55/02; B29C59/02; C08J5/18
Foreign References:
KR0158734B11999-01-15
JP2014184626A2014-10-02
KR20170111202A2017-10-12
JP2008290330A2008-12-04
KR20160080564A2016-07-08
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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