Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
RETROREFLECTION SHEET COMPRISING PATTERN FOR ENHANCEMENT OF RETROREFLECTION COEFFICIENT
Document Type and Number:
WIPO Patent Application WO/2021/054777
Kind Code:
A1
Abstract:
Disclosed is a retroreflection sheet comprising a pattern for enhancement of a retroreflection coefficient. A retroreflection sheet according to an embodiment of the present invention may comprise: a substrate layer including polymer resin; an optical path inducing layer which is in contact with the lower surface of the substrate layer and includes adhesive resin; and a pattern layer which is in contact with the lower surface of the optical path inducing layer and includes a corner cube pattern and an additional pattern formed on surfaces different from each other.

Inventors:
LEE JOON YONG (KR)
BAE CHAN YEOL (KR)
Application Number:
PCT/KR2020/012646
Publication Date:
March 25, 2021
Filing Date:
September 18, 2020
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MIRAENANOTECH CO LTD (KR)
International Classes:
G02B5/122
Foreign References:
KR100891901B12009-04-03
KR200243310Y12001-10-08
JP2006243618A2006-09-14
KR100674452B12007-02-01
US20040229014A12004-11-18
Attorney, Agent or Firm:
WOOIN PATENT & LAW FIRM (KR)
Download PDF: