Agc Inc.

Yu Hanawa

Kazutaka Ono

Shigeki Sawamura

Shuhei Nomura

Nobuhiko Takeshita

Keisuke Hanashima

Seiji Inaba

Shuhei Ogawa

Hiroyuki Yamamoto

Masamichi Tanida

Shuichiro Kimura

Kenji Kitaoka

Shuji Yamazaki

The present invention relates to a laminated member including: a glass member having a linear transmittance at a wavelength of 850 nm of 80% or more; a bonding layer including a resin and lying on the glass member; and a Si—SiC member lying on the bonding member, in which the Si—SiC member has an average linear expansion coefficient α at from 20° C. to 200° C. of from 2.85 ppm/° C. to 4.00 ppm/° C.

Laminated member

The present invention relates to a laminated member, including: a glass member having a linear transmittance at a wavelength of 850 nm of 80% or more; a bonding layer containing a resin and lying on the glass member; and a Si—SiC member lying on the bonding layer, in which the glass member includes predetermined amounts of SiO, AlO, BO, and PO, the Si—SiC member has an average linear expansion coefficient α at 20 to 200° C. of 2.85 to 4.00 ppm/° C., and has an average linear expansion coefficient β at 20 to 200° C. of 1.50 to 5.00 ppm/° C., and the laminated member has an absolute value |α-β|, which is a value obtained by subtracting β from α, of 2.00 ppm/° C. or less.

Lamination member and glass composition

A glass substrate contains, as a glass matrix composition as represented by mole percentage based on oxides, SiO: 58-75%, AlO: 4.5-16%, BO: 0-6%, MgO: 0-6%, CaO: 0-6%, SrO: 5-20%, BaO: 5-20%, and MgO+CaO+SrO+BaO:15-40%. The glass substrate has an alkali metal oxide content of 0-0.1% as represented by mole percentage based on oxides. The glass substrate has an average coefficient of thermal expansion &#x3b1; of 56-90 (&#xd7;10/&#xb0; C.) at 50&#xb0; C.-350&#xb0; C.

Glass substrate, laminated substrate, and laminate

The present invention provides a glass substrate in which in a step of sticking a glass substrate and a silicon-containing substrate to each other, bubbles hardly intrude therebetween. The present invention relates to a glass substrate for forming a laminated substrate by lamination with a silicon-containing substrate, having a warpage of 2 &#x3bc;m to 300 &#x3bc;m, and an inclination angle due to the warpage of 0.0004&#xb0; to 0.12&#xb0;.

Glass substrate and laminated substrate

A glass substrate contains, as a glass matrix composition as represented by mole percentage based on oxides, SiO: 58-75%, AlO: 4.5-16%, BO: 0-6%, MgO: 0-6%, CaO: 0-6%, SrO: 5-20%, BaO: 5-20%, and MgO+CaO+SrO+BaO: 15-40%. The glass substrate has an alkali metal oxide content of 0-0.1% as represented by mole percentage based on oxides. The glass substrate has an average coefficient of thermal expansion &#x3b1; of 56-90 (&#xd7;10/&#xb0; C.) at 50&#xb0; C.-350&#xb0; C.

A glass substrate is laminated with a substrate containing silicon to thereby form a laminated substrate. The glass substrate has a concave surface and a convex surface and has one or more marks that distinguish between the concave surface and the convex surface.

Glass substrate, laminated substrate, laminated substrate manufacturing method, laminate, package, and glass substrate manufacturing method

A glass substrate includes, as a glass matrix composition as represented by mole percentage based on oxides, SiO: 55%-75%, AlO: 2%-15%, MgO: 0%-10%, CaO: 0%-10%, SrO: 0%-10%, BaO: 0%-15%, ZrO: 0%-5%, NaO: 0%-20%, KO: 5%-30%, and LiO: 0%-5.0%. The glass substrate has a total content of alkali metal oxides, as represented by mole percentage based on oxides, of 10%-30%, a value obtained by dividing the total content of alkali metal oxides by the content of SiOof 0.50 or smaller, a value obtained by dividing the content of NaO by a value obtained by subtracting the content of AlOfrom a total content of NaO and KO of 0.90 or smaller, and an average coefficient of thermal expansion &#x3b1;1 at 50&#xb0; C.-350&#xb0; C. of 11 ppm/&#xb0; C.-16 ppm/&#xb0; C.

Glass substrate, laminated substrate, laminate, and method for producing semiconductor package

A sintered formed body containing a glass in which undesired coloring in a blackish color, incomplete sintering, a lack of strength, and formation of bubbles are suppressed, and an article provided with the same are provided. Provided are a sintered formed body and an article provided with the same, the sintered formed body consisting of a sintered body containing a glass, and having a thick part with a thickness of 60 &#x3bc;m or more, in which a carbon content from a position of a surface of the thick part to a position at a depth of at least 30 &#x3bc;m from the surface of the thick part is 0.7 to 15 mass ppm.

Sintered formed body and manufacturing method thereof, article having sintered formed body, sintered formed body material, and pre-sintering formed body and manufacturing method thereof

There is provided a glass substrate for observing minute substance, made of porous glass and capable of separating and capturing a minute substance with a 10 to 500 nm average particle diameter contained in a solution or a suspension, comprising a porous glass substrate having a plurality of pores, wherein the plurality of pores has an average pore diameter ranging from 30 to 110% of the average particle diameter of the minute substance, each of the plurality of pores has a surface pore diameter on an uppermost surface of the glass substrate, a standard deviation of the surface pore diameter is 60% or less of the average particle diameter of the minute substance, and a pore with a pore diameter ranging from 60 to 140% of a pore diameter at peak top in a pore diameter distribution of the plurality of pores occupies 90% or more of total pore volume.

Growing community of inventors

Tokyo, Japan

Yu Hanawa