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    • 3. 发明授权
    • Crystallized glass article having an irregular rough surface pattern and
a method for producing the same
    • 具有不规则粗糙表面图案的结晶玻璃制品及其制造方法
    • US5089345A
    • 1992-02-18
    • US430632
    • 1989-11-01
    • Yoshio HashibeTakahiro MatanoTakehiro ShibuyaTakashi SakaneYasuhiro BabaMasanori Moritake
    • Yoshio HashibeTakahiro MatanoTakehiro ShibuyaTakashi SakaneYasuhiro BabaMasanori Moritake
    • B32B17/06C03B19/06E04C2/54
    • C03B19/06Y10T428/24942Y10T428/252
    • In a crystallized glass article consisting of crystallized glass masses fusion bonded together and having a principal surface, said principal surface having a surface pattern determined by said masses in a surface layer including said principal surface, said small crystallized glass masses in said surface layer are mainly of flaky crystallized glass pieces, each being a relatively large flattened piece, said flaky pieces overlapping one another at random to make said principal surface rough, said crystallized glass masses in another layer adjacent to and fused to said surface layer being considerably smaller than said flaky pieces. The article is produced by preparing flaky pieces and the smaller masses both of a SiO.sub.2 --Al.sub.2 O.sub.3 --CaO crystallizable glass, putting the former pieces on a bottom of a mold to form a flaky-piece layer, then putting the latter masses on the flaky-piece layer to form a small-mass layer, and heat treating the both layers at a temperature higher than a softening point of the crystallizable glass to fusion bond the pieces and masses together as well as crystallizing the glass.
    • 在由结晶化玻璃质量结合在一起并具有主表面的结晶玻璃制品中,所述主表面具有由包括所述主表面的表面层中的所述质量确定的表面图案,所述表面层中的所述小结晶玻璃质量主要 片状结晶玻璃片各自是相当大的扁平片,所述片状片随机地彼此重叠以使所述主表面粗糙,所述相邻并融合到所述表面层的另一层中的结晶玻璃质量比所述片状物 件 该制品通过制备SiO 2 -Al 2 O 3 -EA CaO可结晶玻璃的片状片和较小的质量块,将前者放在模具的底部上以形成片状层,然后将后者放在片状片上, 以形成小质量层,并且在高于可结晶玻璃的软化点的温度下对两层进行热处理,以将这些块和块结合在一起并使玻璃结晶。
    • 4. 发明授权
    • Crystallized glass
    • 结晶玻璃
    • US06750167B2
    • 2004-06-15
    • US10188295
    • 2002-07-01
    • Naoyuki KitamuraTakahiro MatanoAkihiko Sakamoto
    • Naoyuki KitamuraTakahiro MatanoAkihiko Sakamoto
    • C03C1012
    • C03C10/0027
    • A crystallized glass is provided. A &bgr;-quartz solid solution or a &bgr;-eucryptite solid solution is precipitated as a main crystal. The crystallized glass has a crystallization degree not less than 70 mass %, a crystal grain size not more than 0.5 &mgr;m, substantially no gap or crack occurring at boundaries of crystal grains. The crystallized glass also has a thermal expansion coefficient being negatively greater than −10×10−7/° C. within a temperature range of −40° C.˜100° C., a hysteresis of the thermal expansion coefficient within the temperature range being not more than 10 ppm, and a temperature dependence of the refractive index being not more than 13×10−6/° C.
    • 提供结晶玻璃。 作为主晶体沉淀出β-石英固溶体或β-锂钇石固溶体。 结晶化玻璃的结晶度不低于70质量%,晶粒尺寸不大于0.5μm,在晶粒边界处基本上没有间隙或裂纹。 在-40℃〜100℃的温度范围内,结晶化玻璃的热膨胀系数也大于-10×10 -7 /℃,热膨胀系数的滞后在温度范围内 不超过10ppm,折射率的温度依赖性不大于13×10 -6 /℃。
    • 6. 发明授权
    • Optical glass for mold press forming
    • 用于模压成型的光学玻璃
    • US08697589B2
    • 2014-04-15
    • US13320755
    • 2010-06-14
    • Takahiro MatanoFumio SatoYoko Usui
    • Takahiro MatanoFumio SatoYoko Usui
    • C03C3/14C03C3/15
    • C03C4/02C03C3/14C03C3/15C03C3/155C03C3/253
    • The invention provides an optical glass for press molding which can satisfy all of the following requirements: (1) it contains no environmentally undesirable components; (2) it can easily achieve a low glass transition point; (3) it has a high refractive index and high dispersion; (4) it can easily provide a glass having an excellent visible light transmittance; and (5) it has excellent resistance to devitrification during preparation of a preform. The optical glass for press molding has a refractive index nd of 1.925 or more, an Abbe's number νd of 10 to 30, and a glass composition, in % by mass, of 20 to 80% Bi2O3, 10 to 30% B2O3, and 0 to 5.5% GeO2 and is substantially free of lead component, arsenic component, and F component.
    • 本发明提供了一种用于压制成型的光学玻璃,其可以满足以下所有要求:(1)其不含环境不理想的组分; (2)可以轻松实现低玻璃化转变点; (3)折射率高,色散高; (4)可以容易地提供具有优异的可见光透射率的玻璃; 和(5)在制备预成型件时具有优异的耐失透性。 用于压制成形的光学玻璃的折射率nd为1.925以上,阿贝数n为10〜30,玻璃组合物的质量%为20〜80%Bi 2 O 3,10〜30%B 2 O 3, 和0〜5.5%的GeO 2,并且基本上不含铅成分,砷成分和F成分。
    • 7. 发明申请
    • OPTICAL GLASS AND OPTICAL ELEMENT
    • 光学玻璃和光学元件
    • US20130090225A1
    • 2013-04-11
    • US13703048
    • 2011-09-12
    • Takahiro MatanoFumio Sato
    • Takahiro MatanoFumio Sato
    • C03C4/02C03C3/145C03C3/155C03C3/15C03C3/068C03C3/14C03C3/064
    • C03C4/02C03C3/064C03C3/066C03C3/068C03C3/14C03C3/145C03C3/15C03C3/155
    • Provided is an optical glass which can satisfy all of the following requirements: (1) it contains no environmentally undesirable components; (2) it can easily achieve a low glass transition point; (3) it has a high refractive index and high dispersion; (4) it can easily provide a glass having a superior visible light transmittance; and (5) it has superior resistance to devitrification during preparation of a preform. The optical glass has a refractive index nd of 2.0 or more, an Abbe's number vd of 20 or less, a glass transition point of 450° C. or below, and a glass composition, in % by mass, of 70 to 90% Bi2O2, 4 to 29.9% B2O2, 0.1 to 10% Li2O+Na2O+K2O, and 0 to 2.5% SiO2+Al2O2 and is substantially free of lead component, arsenic component, F component, TeO2, and GeO2.
    • 提供可以满足以下所有要求的光学玻璃:(1)不含有环境不良成分; (2)可以轻松实现低玻璃化转变点; (3)折射率高,色散高; (4)可以容易地提供具有优异的可见光透射率的玻璃; 和(5)在制备预成型品时具有优异的抗失透性。 光学玻璃的折射率nd为2.0以上,阿贝数vd为20以下,玻璃化转变点为450℃以下,玻璃组合物的质量%为70〜90%的Bi 2 O 2 ,4〜29.9%的B 2 O 2,0.1〜10%的Li 2 O + Na 2 O + K 2 O和0〜2.5%的SiO 2 + Al 2 O 2,并且基本上不含铅成分,砷成分,F成分,TeO 2和GeO 2。
    • 10. 发明授权
    • Optical glass and optical element
    • 光学玻璃和光学元件
    • US08835334B2
    • 2014-09-16
    • US13703048
    • 2011-09-12
    • Takahiro MatanoFumio Sato
    • Takahiro MatanoFumio Sato
    • C03C3/064C03C3/14C03C3/066C03C3/15C03C3/145C03C3/068C03C3/155C03C4/02
    • C03C4/02C03C3/064C03C3/066C03C3/068C03C3/14C03C3/145C03C3/15C03C3/155
    • Provided is an optical glass which can satisfy all of the following requirements: (1) it contains no environmentally undesirable components; (2) it can easily achieve a low glass transition point; (3) it has a high refractive index and high dispersion; (4) it can easily provide a glass having a superior visible light transmittance; and (5) it has superior resistance to devitrification during preparation of a preform. The optical glass has a refractive index nd of 2.0 or more, an Abbe's number νd of 20 or less, a glass transition point of 450° C. or below, and a glass composition, in % by mass, of 70 to 90% Bi2O2, 4 to 29.9% B2O2, 0.1 to 10% Li2O+Na2O+K2O, and 0 to 2.5% SiO2+Al2O2 and is substantially free of lead component, arsenic component, F component, TeO2, and GeO2.
    • 提供可以满足以下所有要求的光学玻璃:(1)不含有环境不良成分; (2)可以轻松实现低玻璃化转变点; (3)折射率高,色散高; (4)可以容易地提供具有优异的可见光透射率的玻璃; 和(5)在制备预成型品时具有优异的抗失透性。 光学玻璃的折射率nd为2.0以上,阿贝数n为20以下,玻璃化转变温度为450℃以下,玻璃组合物的质量%为70〜90 4%〜29.9%的B 2 O 2,0.1〜10%的Li 2 O + Na 2 O + K 2 O,0〜2.5%的SiO 2 + Al 2 O 2,并且基本上不含铅成分,砷成分,F成分,TeO 2和GeO 2。