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Browse by Category: Main > Material Science
Class Information
Number: 501/61
Name: Compositions: ceramic > Ceramic compositions > Glass compositions, compositions containing glass other than those wherein glass is a bonding agent, or glass batch forming compositions > Silica containing > 40 percent - 90 percent by weight silica > And lead > And boron
Description: Compositions additionally containing boron or a boron compound.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8431501 Lead-containing space glass, its production and use Apr. 30, 2013
8431500 Lead-containing space glass, its production and its use Apr. 30, 2013
7816292 Nano glass powder and use thereof, in particular multicomponent glass powder with a mean particle size of less than 1 .mu.m Oct. 19, 2010
7217672 Optical glass suffering little change in refractive index by radiation of light May. 15, 2007
7196027 Optical glass suffering little change in refractive index by radiation of light Mar. 27, 2007
7041165 Method for making cold-process bituminous mix May. 9, 2006
7037868 Transparent tile glaze May. 2, 2006
6989633 Alkaline-earth aluminosilicate glass, containing CA and BA, suitable for use in lamp bulbs, and a lamp bulb containing same Jan. 24, 2006
6806216 Zinc-containing optical glass materials Oct. 19, 2004
6699605 Glass ceramic laminate becoming relatively high in bending strength after fired Mar. 2, 2004
6498116 Coating and filler materials for use in localized thermal processing of glazed ceramics Dec. 24, 2002
6432853 Medium expansion leaded copper boroaluminosilicate glasses Aug. 13, 2002
6214482 Dielectric-layer for magneto-optic storage media structures Apr. 10, 2001
5747399 Glass for a fluorescent lamp May. 5, 1998
5565389 Ophthalmic glass of high refractive index Oct. 15, 1996
5304518 Hybrid package, glass ceramic substrate for the hybrid package, and composition for the glass ceramic substrate Apr. 19, 1994
5283210 Low temperature sintering low dielectric inorganic composition Feb. 1, 1994
5265327 Microchannel plate technology Nov. 30, 1993
5204292 Optical glass for a press lens Apr. 20, 1993
5204289 Glass-based and glass-ceramic-based composites Apr. 20, 1993
5162826 High index ophthalmic glasses Nov. 10, 1992
5118643 Low dielectric inorganic composition for multilayer ceramic package containing titanium silicate glass Jun. 2, 1992
5089172 Thick film conductor compositions for use with an aluminum nitride substrate Feb. 18, 1992
5079193 Encapsulant composition Jan. 7, 1992
5075261 Sealing material Dec. 24, 1991
5073524 Radiation-shielding glasses providing safety against electrical discharge and being resistant to discoloration Dec. 17, 1991
5068210 Low dielectric constant ceramic materials Nov. 26, 1991
5057464 Radiation shielding glass having an improved gamma irradiation browning and dielectric breakdown Oct. 15, 1991
5047371 Glass/ceramic sealing system Sep. 10, 1991
5028567 Glass-ceramics Jul. 2, 1991
5015909 Glass composition and method for manufacturing a high performance microchannel plate May. 14, 1991
5008176 Information recording medium having a glass substrate Apr. 16, 1991
5001086 Sintered glass-ceramic body and method Mar. 19, 1991
4980319 Solarization-stable ultraviolet filter glasses for the 280-500 nm transmission range Dec. 25, 1990
4966926 Encapsulant composition Oct. 30, 1990
4961998 Dielectric composition having controlled thermal expansion Oct. 9, 1990
4952531 Sealing glass for matched sealing of copper and copper alloys Aug. 28, 1990
4946622 Blue luminescing glasses Aug. 7, 1990
4940674 High strength, haze-free, transparent glass-ceramics Jul. 10, 1990
4906597 Solarization-stable ultraviolet filter glasses for the 280 - 500 nm transmission range Mar. 6, 1990
4897509 Glass-ceramics for electronic packaging Jan. 30, 1990
4818648 Optical memory element Apr. 4, 1989
4806268 Luminescing glasses Feb. 21, 1989
4764233 Process for producing a ceramic multi-layer circuit board Aug. 16, 1988
4737316 Purification of contaminated liquid Apr. 12, 1988
4731347 Glass frit composition Mar. 15, 1988
4721690 High PbO-content glasses in the system SiO.sub.2 --PbO--M.sub.2 O with increased chemical stability Jan. 26, 1988
4680503 Glass composition suitable for use in a fluorescent lamp and in a cathode-ray tube, fluorescent lamp and cathode-ray tube manufactured using this glass composition Jul. 14, 1987
4666871 Glass composition suitable for use in a fluorescent lamp, tube and lamp envelope manufactured from said glass composition, and fluorescent lamp having a lamp envelope manufactured from said gl May. 19, 1987
4655864 Dielectric compositions and method of forming a multilayer interconnection using same Apr. 7, 1987

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