摘要:
An infrared shielding glass coated with an infrared shielding film which is excellent in heat resistance and exhibits high visible light transmittance, low infrared transmittance (especially infrared transmittance in a near infrared region) and high electromagnetic wave transmittance. An infrared shielding glass comprising a glass substrate having at least one surface thereof coated with a coating liquid containing fine particles of conductive oxide and a matrix component to thereby provide an infrared shielding film, characterized in that the infrared shielding glass exhibits a transmittance at a wavelength of 1.0 μm of at most 35% and a transmittance at a wavelength of 2.0 μm of at most 20% and that the infrared shielding film has a surface resistivity of at least 1 MΩ/□.
摘要:
To provide an infrared shielding layer-coated glass plate excellent in visible light transmittance and radiowave transmittance, having a low infrared transmittance, and applicable to a site where mechanical durability is required, such as a window glass plate for an automobile, and its production process. An infrared shielding layer-coated glass plate comprising a glass substrate and an infrared shielding layer having the following first layer and the following second layer adjacent to each other formed on the glass substrate (provided that the first layer is present on the glass substrate side), wherein the first layer is a layer with a thickness of from 0.2 to 2 μm, having such a structure that fine ITO particles with an average primary particle diameter of at most 100 nm are bound to one another by a metal oxide matrix containing silicon oxide and titanium oxide; and the second layer is a metal oxide layer with a thickness of from 0.02 to 0.3 μm, containing silicon oxide and titanium oxide.
摘要:
It is an object to provide fine particles of bismuth titanate having excellent dielectric characteristics, high crystallinity and a small particle diameter, and a process for their production. The object is accomplished by a process which comprises a step of obtaining a melt comprising, as represented by mol % based on oxides, from 23 to 72% of Bi2O3, from 4 to 64% of TiO2 and from 6 to 50% of B2O3, a step of quickly quenching this melt to obtain an amorphous material, a step of crystallization of bismuth titanate crystals from the above amorphous material, and a step of separating the bismuth titanate crystals from the obtained crystallized material, in this order.
摘要翻译:本发明的目的是提供具有优异的介电特性,高结晶度和小粒径的钛酸铋微粒及其生产方法。 该目的通过一种方法来实现,该方法包括获得熔体的步骤,其包含以氧化物计的摩尔%表示的23%至72%的Bi 2 O 3 ,4〜64%的TiO 2和6〜50%的B 2 O 3 3,将该熔体迅速骤冷至 获得无定形材料,从上述无定形材料中结晶钛酸铋晶体的步骤,以及从获得的结晶材料中依次分离钛酸铋晶体的步骤。
摘要:
An infrared shielding film-coated glass comprising a glass substrate and an infrared shielding film formed thereon, wherein the infrared shielding film comprises a first film layer formed in a thickness of from 0.2 to 2 μm on the surface of the glass substrate and having transparent electroconductive oxide fine particles having an average primary particle diameter of at most 100 nm dispersed in a silicon oxide matrix in a mass ratio of transparent electroconductive oxide fine particles/silicon oxide=10/0.5 to 10/20, and a second film layer laminated in a thickness of from 0.02 to 0.2 μm on the first film layer and comprising silicon oxide, silicon oxynitride or silicon nitride, and the increase in haze by abrasion after a 1000 rotation test by a CS-10F abrasive wheel in accordance with the abrasion resistance test stipulated in JIS R3212 (1998) is at most 5%.
摘要:
The present invention provides a liquid composition for forming a thin film, with which a ferroelectric thin film having excellent characteristics can be prepared even by baking at a low temperature, and a process for producing a ferroelectric thin film using it. A liquid composition for forming a ferroelectric thin film is used, which is characterized by comprising a liquid medium, crystalline ferroelectric oxide particles represented by the formula (Bi2O2)2+(Bim-1TimO3.5m-0.5)2− (wherein m is an integer of from 1 to 5) or (Bi2O2)2+(Am-1TimO3.5m-0.5)2− (wherein A is Bi3+ or La3+, the La3+/Bi3+ ratio is from 0.05 to 0.5, and m is an integer of from 1 to 5) and having an average primary particle diameter of at most 100 nm, dispersed in the liquid medium, and a soluble metal compound capable of forming a ferroelectric oxide by heating, dissolved in the liquid medium.
摘要翻译:本发明提供了一种用于形成薄膜的液体组合物,即使通过低温烘烤也可制备出具有优异特性的铁电薄膜,以及使用该薄膜制造铁电薄膜的方法。 使用用于形成铁电薄膜的液体组合物,其特征在于包括液体介质,由式(Bi 2 O 2 O 2)表示的结晶铁电氧化物颗粒, (2-m-1)Ti 3 O 3 3.5m-0.5 3)2 - / SUP >(其中m是1至5的整数)或(Bi 2 O 2 O 2)2 +(A m- 1 sub> 3 sub> 3 sup>(其中A是Bi 3+ 或La 3+,La 3+ / Bi 3+比为0.05至0.5,m为1至 5),分散在液体介质中的平均一次粒径为100nm以下,溶解在液体介质中的能够通过加热形成铁电氧化物的可溶性金属化合物。
摘要:
An infrared shielding film-coated glass plate comprising a glass substrate and an infrared shielding film formed thereon, wherein the infrared shielding film comprises fine ITO particles having an average primary particle diameter of at most 100 nm dispersed in a matrix containing silicon oxide and titanium oxide and has a film thickness of from 100 to 1,500 nm.
摘要:
It is an object to provide a liquid composition for forming a thin film, with which a ferroelectric thin film having excellent characteristics can be prepared even by baking at a low temperature, and a process for producing a ferroelectric thin film using it. The above object is achieved by use of a liquid composition for forming a ferroelectric thin film, characterized in that in a liquid medium, ferroelectric oxide particles being plate or needle crystals, which are represented by the formula ABO3 (wherein A is at least one member selected from the group consisting of Ba2+, Sr2+, Ca2+, Pb2+, La2+, K+ and Na+, and B is at least one member selected from the group consisting of Ti4+, Zr4+, Nb5+, Ta5+ and Fe3+) and have a Perovskite structure and which have an average primary particle size of at most 100 nm and an aspect ratio of at least 2, are dispersed, and a soluble metal compound which forms a ferroelectric oxide by heating, is dissolved.
摘要:
To provide a composition for forming a dielectric layer excellent in dielectric constant and withstand voltage properties, a MIM capacitor and a process for its production. A composition for forming a dielectric layer, which comprises fine particles of perovskite type dielectric crystal, glass frit, and a hydrolysable silicon compound or its oligomer, and a MIM capacitor comprising a substrate, and a bottom electrode layer, a dielectric layer having a structure such that fine particles of perovskite type dielectric crystal are dispersed in a silicon oxide matrix containing glass-forming ions and a top electrode, formed on the substrate in this order.
摘要:
An infrared shielding film-coated glass plate comprising a glass substrate and an infrared shielding film formed thereon, wherein the infrared shielding film comprises fine ITO particles having an average primary particle diameter of at most 100 nm dispersed in a matrix containing silicon oxide as the main component and containing nitrogen in an amount of at least 2 at % based on Si and has a film thickness of from 200 to 3,000 nm.
摘要:
It is an object to provide fine particles of bismuth titanate having excellent dielectric characteristics, high crystallinity and a small particle diameter, and a process for their production. The object is accomplished by a process which comprises a step of obtaining a melt comprising, as represented by mol % based on oxides, from 23 to 72% of Bi2O3, from 4 to 64% of TiO2 and from 6 to 50% of B2O3, a step of quickly quenching this melt to obtain an amorphous material, a step of crystallization of bismuth titanate crystals from the above amorphous material, and a step of separating the bismuth titanate crystals from the obtained crystallized material, in this order.
摘要翻译:本发明的目的是提供具有优异的介电特性,高结晶度和小粒径的钛酸铋微粒及其生产方法。 该目的通过一种方法来实现,该方法包括获得熔体的步骤,其包含以氧化物计的摩尔%表示的23%至72%的Bi 2 O 3 ,4〜64%的TiO 2和6〜50%的B 2 O 3 3,将该熔体迅速骤冷至 获得无定形材料,从上述无定形材料中结晶钛酸铋晶体的步骤,以及从获得的结晶材料中依次分离钛酸铋晶体的步骤。