Samsung Electronics Co., Ltd.

Samsung Display Co., Ltd.

Hyoc Min Youn

Byung Uk Kim

Sang-Hoon Lee

Seung Bo Shim

Chang Hun Kwak

Hi Kuk Lee

Hye Won Jang

Tai Hoon Yeo

Woo Seok Jeon

Tae Pyo Cho

Joo Pyo Yun

A photosensitive resin composition includes: a) an acryl-based copolymer obtained by copolymerizing i) a hydroxyl group-containing unsaturated compound; ii) an unsaturated carboxylic acid, an unsaturated carboxylic anhydride, or a mixture thereof; iii) an epoxy group-containing unsaturated compound; and iv) an olefin-based unsaturated compound, b) a 1,2-quinonediazide 5-sulfonic ester compound having a phenol compound including a compound represented by the above Chemical Formula A as ballast, c) a silane coupling agent, and d) a solvent.

Photosensitive resin composition and display device including the same

A photoresist composition capable of forming a high resolution pattern without an additional heating process includes an alkali-soluble phenol polymer in an amount of 10 to 70 parts by weight, including at least one unit of Formula 1, a photo-acid generator in an amount of 0.5 to 10 parts by weight, a dissolution inhibitor in an amount of 5 to 50 parts by weight, including at least one unit of Formula 2, and a solvent in an amount of 10 to 90 parts by weight, wherein the amounts of the foregoing components is based on a total of 100 parts by weight of alkali-soluble phenol polymer, photo-acid generator, dissolution inhibitor, and solvent, and wherein Formulas 1 and 2 have the structures:  

Photoresist composition, method of patterning thin film using the same, and method of manufacturing liquid crystal display panel using the same

Growing community of inventors

Hwaseong-si, South Korea

Hyoc Min Youn