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US 20010033357A1

(19) United States

(12) Patent Application Publication (io) Pub. No.: US 2001/0033357 Al

Niwa et al. (43) Pub. Date: Oct. 25,2001

(54) LIQUID CRYSTAL DISPLAY AND METHOD FOR MANUFACTURING LIQUID CRYSTAL DISPLAY

(76) Inventors: Hiroshi Niwa, Yokohama-shi (JP);

Hidefumi Yamashita, Kanagawa-ken
(JP); Tatsushi Koike, Kanagawa-ken
(JP); Yoshiaki Ohbayashi,

Kanagawa-ken (JP)

Correspondence Address:
Frank Chau, Esq.
F. CHAU & ASSOCIATES, LLP
Suite 501

1900 Hempstead Turnpike
East Meadow, NY 11554 (US)

(21) Appl. No.: 09/767,588

(22) Filed: Jan. 23, 2001

(30) Foreign Application Priority Data

Apr. 20, 2000 (JP) 2000-120086

Publication Classification

(51) Int. CI.7 G02F 1/1339

(52) U.S. C I 349 154

(57) ABSTRACT

A liquid crystal display having an injection hole post structures compatible with liquid crystal are formed in an area near an injection hole to prevent pollutants seeped from an end-sealing material from penetrating into a display area, thereby suppressing the occurrence of picture quality trouble which easily occurs in the display area. The liquid crystal display includes a first substrate 11 and a second substrate 12 which are disposed with a predetermined gap therebetween, in which liquid crystal is sealed in the gap. The liquid crystal display further includes: post structures for controlling the gap; a sealing material provided outside the display area for sealing the liquid crystal in the gap, and forming the open injection hole for injecting the liquid crystal therethrough; the end-sealing material 16 for sealing the injection hole after the liquid crystal is sealed in; and injection hole post structures provided in the area near the injection hole, for dividing the injection hole 15 into a plurality of portions by using the same material as the post structures.

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