Hyundai Motor Company

Agency for Defense Development

Korea Institute of Ceramic Engineering and Technology

Kwang Youn Cho

Sang Hak Kim

Chul Kyu Song

Doh Hyung Riu

Jin Yong Lee

In Seo Park

Seung Hun Huh

Chang Yeol Kim

The present invention discloses a method for preparing an impregnating pitch which is used for the manufacture of carbon-carbon composites having excellent mechanical properties at an ultra high temperature, abrasion resistance and the like, wherein the impregnating pitch having a low viscosity and an improved carbonization yield is provided by facilitating cross-linking reactions between the aromatic compounds in the pitch, while eliminating heat treatment.

Method for preparing impregnating pitch for carbon-carbon composite

Disclosed herein are a fluorine-doped tin oxide (FTO) transparent conductive film glass used for defogging purposes comprising a glass layer, a dielectric barrier layer, a functional layer, a metal electrode layer, a plastic intermediate layer, and a glass layer, stacked in this sequential order, in which the functional layer comprises an FTO transparent conductive film having a molar ratio of F to Sn in the range of 0.5 to 2, mainly including a (301) crystal plane and being formed by a spray coating method, and a method of fabricating the same.

Fluorine-doped tin oxide transparent conductive film glass and method of fabricating the same

Growing community of inventors

Seoul, South Korea

Kwang Youn Cho