Title:
ULTRAVIOLET CURABLE BLACK INK COMPOSITION FOR FOLDABLE DISPLAY AND BEZEL PATTERN FORMING METHOD USING SAME
Document Type and Number:
WIPO Patent Application WO/2019/117581
Kind Code:
A1
Abstract:
The present invention relates to an ultraviolet curable black ink composition, a bezel pattern forming method using the same, a bezel pattern produced by the method, and a display substrate comprising the bezel pattern, wherein the ultraviolet curable black ink composition is black bezel ink developed to be applied to a cover window film of a foldable display, has excellent light shielding properties and folding properties at a thin thickness, and as a light diffusing agent is applied to the ink, prevents surface wrinkles from generating due to a difference in the curing rate of the upper and lower portions of a bezel, by means of UV curing alone without a pretreatment process.
Inventors:
YOO JAEHYUN (KR)
PARK SUNGEUN (KR)
KIM AREUM (KR)
KIM JOONHYUNG (KR)
PARK SUNGEUN (KR)
KIM AREUM (KR)
KIM JOONHYUNG (KR)
Application Number:
PCT/KR2018/015664
Publication Date:
June 20, 2019
Filing Date:
December 11, 2018
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C09D11/101; B41J2/01; B41M5/40; C09D11/03; C09D11/037; C09D11/30; C09D11/322; C09D11/38
Foreign References:
| KR20160037125A | 2016-04-05 | |||
| KR101537060B1 | 2015-07-15 | |||
| US7977402B2 | 2011-07-12 | |||
| KR20150029921A | 2015-03-19 | |||
| KR20170098353A | 2017-08-30 |
Attorney, Agent or Firm:
KIM, Aera (KR)
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