Asahi Glass Company, Limited

Other

Lion Corporation

Ag Technology Co., Ltd.

Tsuneo Manabe

Hiroshi Usui

Hitoshi Onoda

Ryuichi Tanabe

Yumiko Aoki

Satoshi Fujimine

Shigeyoshi Kobayashi

Jiro Chiba

Yuichi Kuroki

Hirosi Usui

Tsunehiko Sugawara

Masamichi Tanida

Yasuko Osaki

Kazuo Harada

Naoki Sugimoto

Shoji Watanabe

Hitoshi Kijimuta

Kazuhiko Yamanaka

Eiji Ichikura

Shuji Taguchi

Yuzo Murayama

Tohoru Sema

Siro Ootaki

Yasuko Dotani

Kenji Mukai

Takaji Shimosaka

Mineyuki Ishida

Arao Nakamura

Yoshizumi Hideshima

Masazumi Shigematsu

Shoichi Iwanaga

Toru Momose

Michifumi Kawai

Ichiro Yanagisawa

A glass for covering electrodes, which consists, as represented by mass percentage based on the following oxides, essentially of from 35 to 55% of PbO, from 15 to 30% of BO, from 4 to 15% of SiO, from 20 to 44% of BO+SiO, from 0.5 to 10% of TiO+ZrO+LaO+TaO, from 0 to 15% of AlO, from 0 to 25% of BaO, from 0 to 1% of CuO and from 0 to 1% of CeO.

Glass for covering electrodes, colored powder for covering electrodes and plasma display device

A glass for covering electrodes, which consists, as represented by mass percentage based on the following oxides, essentially of:

Glass for covering electrodes and plasma display panel

A low melting point glass for covering electrodes, which contains Cu in a content as calculated as CuO within a range of from 0.1 to 0.9% by mass percentage and which contains neither Mo or Sb.

Low melting point glass for covering electrodes, and plasma display device

A low melting point glass for covering electrodes, consisting, as represented by mass percentage based on the following oxides, essentially of:

Low melting point glass for covering electrodes, and glass ceramic composition for covering electrodes

Low melting point glass and glass ceramic composition

A ceramic color composition which comprises from 5 to 40 wt % of a heat-resistant color pigment powder, from 50 to 94.5 wt % of a glass powder, from 0 to 25 wt % of a refractory filler, and from 0.1 to 40 wt % of at least one whisker-like refractory filler selected from the group consisting of aluminum borate whiskers, &agr;-alumina whiskers, potassium titanate whiskers, zinc oxide whiskers, Na,Ca,P,O,whiskers, magnesium oxide whiskers, magnesium borate whiskers, basic magnesium sulfate (MgSO,.5MgO.8H,O) whiskers and titanium diboride whiskers.

Ceramic color composition and process for producing a curved glass plate

A color cathode ray tube having a panel glass and a funnel glass sealed with a composition comprising a low melting glass containing PbO as the main component, wherein the sealed portion is such that the weight reduction after being immersed in water at 90.degree. C. for 20 hours, is at most 1 mg/cm.sup.2, and the weight reduction after being immersed in a 10% nitric acid solution at 40.degree. C. for 20 minutes, is from 80 to 700 mg/cm.sup.2.

Color cathode ray tube and water resistant glass frit

A substrate for a plasma display panel, having electrodes and a covering material for the electrodes, provided thereon, wherein the covering material is a non-crystallizable glass having a softening point of at most 510.degree. C. and an average thermal expansion coefficient of from 70.times.10.sup.-7 to 85.times.10.sup.-7 /.degree.C. within a range of from 50 to 350.degree. C.

Substrate for a plasma display panel and low melting point glass

A hermetic sealing composition consisting essentially of from 90 to 99.95 wt % of a crystalline low melting glass powder and from 0.05 to 10 wt % of a low expansion ceramic filler powder, and having an average thermal expansion coefficient after firing of from 80.times.10.sup.-7 to 110.times.10.sup.-7 /.degree.C. within a range of from room temperature to 300.degree. C., wherein the crystalline low melting glass consists essentially of:

Hermetic sealing composition

A colored ceramic composition comprising, as inorganic components, from 5 to 40 wt % of a colored heat resistant pigment powder, from 60 to 95 wt % of a powder of zinc-containing glass and from 0 to 10 wt % of a refractory filler powder, wherein said glass consists essentially of the following components:

Colored ceramic composition

A method for producing a magnetic disk having a surface roughness in the entire portion of its main surface in which the peak height of the surface roughness in a data zone of the magnetic disk is lower than the peak height of the surface roughness in a CSS zone of the magnetic disk, wherein forming a magnetic disk substrate having the main surface in which a surface roughness having a substantially uniform peak height is formed in the substantially entire portion of the main surface; conducting varnishing only to the data zone in the main surface of the substrate having the surface roughness to lower the peak height of the surface roughness of the data zone; and forming a ferromagnetic layer, a protective layer and a lubricant layer sequentially on a region of the main surface of the substrate, which includes the data zone and the CSS zone.

Method for producing a magnetic disk

A hermetic sealing composition consisting essentially of from 60 to 99 wt % of a bismuth type low melting glass powder and from 1 to 40 wt % of a low expansion ceramic filler powder, wherein the low melting glass has a composition consisting essentially of:

A ceramic color composition comprising from 5 to 34 wt % of a heat resistant color pigment powder, from 65 to 94 wt% of a bismuth type glass powder, from 0 to 10 wt % of a refractory filler powder, and from 0.1 to 20 wt % of at least one additive selected from the group consisting of borides and silicides, as inorganic components.

Ceramic color composition and method for producing a glass sheet

A colored ceramic composition comprising, as inorganic components, from 5 to 40 wt % of a colored heat resistance pigment powder, from 60 to 95 wt % of a zinc-containing glass powder and from 0 to 10 wt % of a refractory filler powder, wherein said glass powder consists essentially of the following components:

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Yokohama, Japan

Tsuneo Manabe