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Method of formation of thin film component

Abstract

In the production process of component which is carrying thin film device, such as thin film transistor, acid treatment is applied for etching or for preventing contamination. In case of barium borsilicate glass base, the base is affected by the acid treatment resulting the decrease of transparency. To avoid the effect, deposition of SiO/sub 2/ layer on the surface of the base is usually applied. This invention relates to the protective method of barium borosilicate surface by harnessing the effect of coexisting ion in the acid treatment bath. The method is to add 0.03-5 mol/l of phosphoric acid or its salt in the bath. By the effect of coexisting ion, barium borsilicate glass surface was protected from the damage. (2 figs)
Publication Date:
Apr 16, 1988
Product Type:
Patent
Report Number:
JP 63-86524(A)
Reference Number:
NEDO-88-960173; EDB-88-191206
Resource Relation:
Patent File Date: Filed date 30 Sep 1986
Subject:
14 SOLAR ENERGY; ADDITIVES; PHOSPHORIC ACID; BOROSILICATE GLASS; BARIUM; SEMICONDUCTOR DEVICES; SILICON; SUBSTRATES; SOLAR CELLS; MEMBRANES; ALKALINE EARTH METALS; DIRECT ENERGY CONVERTERS; ELEMENTS; EQUIPMENT; GLASS; HYDROGEN COMPOUNDS; INORGANIC ACIDS; METALS; PHOTOELECTRIC CELLS; PHOTOVOLTAIC CELLS; SEMIMETALS; SOLAR EQUIPMENT; 140501* - Solar Energy Conversion- Photovoltaic Conversion
OSTI ID:
6715992
Country of Origin:
Japan
Language:
Japanese
Submitting Site:
NEDO
Size:
Pages: 4
Announcement Date:
May 13, 2001

Citation Formats

Wada, Chikara, and Kato, Kinya. Method of formation of thin film component. Japan: N. p., 1988. Web.
Wada, Chikara, & Kato, Kinya. Method of formation of thin film component. Japan.
Wada, Chikara, and Kato, Kinya. 1988. "Method of formation of thin film component." Japan.
@misc{etde_6715992,
title = {Method of formation of thin film component}
author = {Wada, Chikara, and Kato, Kinya}
abstractNote = {In the production process of component which is carrying thin film device, such as thin film transistor, acid treatment is applied for etching or for preventing contamination. In case of barium borsilicate glass base, the base is affected by the acid treatment resulting the decrease of transparency. To avoid the effect, deposition of SiO/sub 2/ layer on the surface of the base is usually applied. This invention relates to the protective method of barium borosilicate surface by harnessing the effect of coexisting ion in the acid treatment bath. The method is to add 0.03-5 mol/l of phosphoric acid or its salt in the bath. By the effect of coexisting ion, barium borsilicate glass surface was protected from the damage. (2 figs)}
place = {Japan}
year = {1988}
month = {Apr}
}