摘要:
The present invention provides a ceramic color composition which comprises, as a solid powder, 50 to 90 wt. % of a mixture containing 5 to 95 parts by weight of a first lead-free glass powder comprising at least SiO2, ZnO, and B2O3 as glass components, and 5 to 95 parts by weight of a second lead-free glass powder comprising at least SiO2, Bi2O3, and B2O3 as glass components, 10 to 40 wt. % of an inorganic pigment, and 0 to 10 wt. %0 of an inorganic filler. The composition is free of lead and exhibits an excellent mold release property during the heat-molding process of a glass plate having the composition printed thereon. After firing, the composition is excellent in acid resistance, coloration in the bus bar portion, and plating resistance.
摘要翻译:本发明提供一种陶瓷着色组合物,其包含作为固体粉末的50〜90重量% 含有5至95重量份的至少包含至少SiO 2,ZnO和B 2 O 3作为玻璃组分的第一无铅玻璃粉末和5至95重量份的至少包含至少包含第二无铅玻璃粉末的混合物的% SiO 2,Bi 2 O 3和B 2 O 3作为玻璃成分,10〜40wt。 %的无机颜料,和0〜10wt。 %0的无机填料。 该组合物不含铅,并且在其上印刷有组合物的玻璃板的热成型过程中具有优异的脱模性能。 烧成后,耐酸性优异,母线部分着色,耐电镀性优异。
摘要:
The present invention provides a composition for use in forming a white porcelain enamel coating on aluminized or galvanized steel. The composition according to the present invention includes a solids portion including a glass component and a white pigment. The glass component includes one or more glass frits including by weight from about 30% to 50% P2O5, from about 15% to about 30% Al2O3, from about 8% to about 40% X2O where XnullNa and/or K, up to about 30% TiO2, up to about 12% B2O3, up to about 10% K2O, up to about 10% ZnO, up to about 8% SiO2, up to about 7% La2O3, up to about 5% Li2O, and up to about 15% F. The white pigment include TiO2. The present invention also provides a method of forming a white porcelain enamel coating on an aluminized or galvanized steel substrate that includes providing a steel substrate having an aluminized or galvanized surface, providing a composition for use in forming a white porcelain enamel coating as previously described, applying the composition to the aluminized or galvanized surface, and firing the composition to form a white porcelain enamel coating. And, the present invention also provides a section of aluminized or galvanized steel having a white porcelain enamel coating disposed thereon, with the white porcelain enamel coating exhibiting an acid resistance of AA or better according to ISO 2722, a class 1 bond adherence rating according to EN 12209, and an opacity of Lnull94 according to the CIE L*a*b* uniform color space, where L* null116 (Y/Y0)nullnull16 for Y/Y0 ) 0.008856.
摘要翻译:本发明提供一种用于在镀铝或镀锌钢上形成白色瓷釉涂层的组合物。 根据本发明的组合物包括包含玻璃成分和白色颜料的固体部分。 玻璃组分包括一种或多种玻璃料,其包含重量约30%至50%的P 2 O 5,约15%至约30%的Al 2 O 3,约8%至约40%的X 2 O,其中X = Na和/或K, 至约30%的TiO 2,至多约12%的B 2 O 3,至多约10%的K 2 O,至多约10%的ZnO,至多约8%的SiO 2,至多约7%的La 2 O 3,至多约5%的Li 2 O 至约15%F.白色颜料包括TiO 2。 本发明还提供了一种在镀铝或镀锌钢基材上形成白色瓷釉涂层的方法,其包括提供具有镀铝或镀锌表面的钢基材,提供用于形成如前所述的白瓷搪瓷涂层的组合物, 将组合物施用于镀铝或镀锌表面,并烧成组合物以形成白色瓷搪瓷涂层。 并且,本发明还提供了一种镀铝或镀锌钢,其上设置有白色瓷釉涂层,根据ISO 2722,白色瓷搪瓷涂层具有AA或更好的耐酸性,根据 EN 12209,并且根据CIE L * a * b *均匀色彩空间,L> = 94的不透明度,其中对于Y / Y0,L * = 116(Y / Y0)1/2 -16)0.008856。
摘要:
A spray glaze or opaque composition for coating dental restorations and other surfaces and objects such as hobby ceramics that comprises about 4 to about 50 weight % glaze material, about 5 to about 60 weight % restoration wetting agent, and about 10 to about 90% non CFC propellant. An opaque composition further comprises about 5 to about 30% opaque material.
摘要:
Objects of the present invention are: a lead-free enamel composition comprising finely divided glass particles, finely divided pigment particles and an organic binder, characterised in that the glass of said particles is a lead-free mineral glass, essentially having the composition below, which is expressed in percentages by weight of oxides: 1 SiO245-60CaOnull0-12 B2O3null0-10BaO13-27 Al2O3null6-17ZnOnull3-17 Na2O0-7MgO0-9 K2O0-7TiO20-2 Li2O0-7ZrO20-7 with Na2O null K2O null Li2Onullnull>4 the enamel able to be obtained by firing of said composition; glass-ceramic articles, which are decorated with said enamel; and new lead-free mineral glasses.
摘要:
The invention relates to a novel method of enameling substrates comprised of glass or vitroceramic material, according to which method the enamel composition contains graphite as a component, with the aim of improving the mechanical properties of the enameled substrate and/or conferring anti-adhesive properties on the composition. The invention also relates to the composition, and the enameled substrates obtained.
摘要:
Glass frit compositions, calculated in mole percent on an oxide basis, consisting essentially of 24.5 to 29.0% P2O5; 1.0 to 5.0% B2O3; 1.0 to 2.0% Al2O3; and sufficient amounts of SnO and ZnO (51.5 to 66.5% SnO, and 5.0-12.0% ZnO), wherein the molar ratio of SnO:ZnO is in the range of about 5.0:1 to 12: 1, and 0.0 to 2.0% SiO2. The glass compositions exhibit, under NMR spectroscopic analysis of 11B nuclei, a signal containing at least two peaks at a chemical shift in the range of approximately null18 to null25 ppm. The frit compositions exhibit long term stability, durability, and resistance to attack against moisture in high temperature and humidity conditions and are capable of attaching optical fiber Bragg gratings without the use of a hermetic chamber and the like. An optoelectronic device that employs a sealing material that comprises a frit made from the glass compositions.
摘要:
In a PDP barrier ribs material comprising glass powder and silica-based filler powder, the silica-based filler powder comprises fused silica powder and null-quartz powder. At least a part of the silica-based filler powder is spherical filler powder. The remaining part of the silica-based filler powder may be aspherical filler powder. In this case, the ratio of the spherical filler powder and the aspherical filler powder may be 30:70 to 100:0 in mass ratio.
摘要:
Glass composition for use as sealing material in fuel cells, comprising a glass matrix with main components consisting of SiO2, Al2O3, and one or more compounds from group I metal oxides and/or group II metal oxides, and a filler material evenly dispersed in the matrix, wherein the filler material consists of particles of one or more refractive compounds from the group: MgOnullMgAl2O4, stabilized zirconia, rare earth oxides, (Mg,Ca)SiO3, Mg2SiO4, MgSiO3, CaSiO3, CaZrO3, ThO2, TiO2, MIIAlSi2O8, where MIInullCa, Sr or Ba.
摘要翻译:用作燃料电池中的密封材料的玻璃组合物,包括由主要组分由SiO 2,Al 2 O 3和一种或多种I族金属氧化物和/或II族金属氧化物的化合物组成的玻璃基体,以及均匀分散在 基体,其中填充材料由以下组中的一种或多种折射化合物的颗粒组成:MgO-MgAl 2 O 4,稳定的氧化锆,稀土氧化物,(Mg,Ca)SiO 3,Mg 2 SiO 4,MgSiO 3,CaSiO 3,CaZrO 3,ThO 2,TiO 2,MIIAlSi 2 O 8 ,其中MII = Ca,Sr或Ba。
摘要:
A glass, in particular a glass powder, is fused from a starting mixture containing 38 wt % to 48 wt % SiO2, 15 wt % to 19 wt % Al2O3, 4.5 wt % to 11 wt % TiO2, 0 wt % to 1.5 wt % Na2O, 0 wt % to 1.5 wt % K2O and 23 wt % to 30 wt % CaO. In addition, a glass powder mixture contains a first such glass powder having a mean particle size of 150 nullm to 250 nullm and a second such glass powder having a mean particle size of less than 100 nullm, in particular from 10 nullm to 70 nullm, as well as carbon black powder and an organic binder. This glass or glass powder mixture is especially suitable for producing a glass ceramic, in particular in the form of a resistor seal and/or a gas-tight glass ceramic solder in a spark plug.
摘要翻译:将玻璃,特别是玻璃粉末从含有38重量%至48重量%SiO 2,15重量%至19重量%Al 2 O 3,4.5重量%至11重量%TiO 2,0重量%至1.5重量% Na 2 O,0重量%至1.5重量%的K 2 O和23重量%至30重量%的CaO。 此外,玻璃粉末混合物含有平均粒径为150μm〜250μm的第一种这样的玻璃粉末和平均粒径小于100μm,特别是10μm〜70μm的第二种这样的玻璃粉末, 以及炭黑粉末和有机粘合剂。 这种玻璃或玻璃粉末混合物特别适用于制造玻璃陶瓷,特别是电火花塞中的电阻密封和/或气密玻璃陶瓷焊料的形式。
摘要:
The present invention relates to a container for high-grade natural products and a glass composition for such a container. Natural products, such as natural dietary supplements, phyto-therapeutic agents, etheric oils or homeopathic medicines, are high-grade products and can be stored in such a container. Key features of the container, and the glass material from which it is made, include its ability substantially to block visible light but to allow permeation of infrared and ultraviolet light.