Title:
GLASS BONDING FILM AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2020/122354
Kind Code:
A1
Abstract:
A glass bonding film of the present invention includes a polyvinyl acetal resin, a plasticizer, and a metal salt, and achieves an effect of controlling bonding strength to be 8.5 kgf/cm2 or more per 10 ppm of the metal salt content in the entire film. The present invention can provide a glass bonding film which has a concentration gradient of a metal salt in the thickness direction from the surface of the glass bonding film, so that the bonding strength is easily controlled and sensitivity to moisture is improved.
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Inventors:
KIM HYEJIN (KR)
LEE HAKSOO (KR)
LEE HAKSOO (KR)
Application Number:
PCT/KR2019/010298
Publication Date:
June 18, 2020
Filing Date:
August 13, 2019
Export Citation:
Assignee:
SKC CO LTD (KR)
International Classes:
B32B17/10; C08J5/18; C08L29/14
Foreign References:
| JP2003261362A | 2003-09-16 | |||
| JP2018145068A | 2018-09-20 | |||
| KR20180086415A | 2018-07-31 | |||
| KR20130051925A | 2013-05-21 | |||
| JP2015516934A | 2015-06-18 |
Attorney, Agent or Firm:
CHUNG, Hwaseung (KR)
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