Zinc sulfophosphate glasses
    1.
    发明授权
    Zinc sulfophosphate glasses 失效
    硫酸磷酸钠眼镜

    公开(公告)号:US5328874A

    公开(公告)日:1994-07-12

    申请号:US136893

    申请日:1993-10-18

    IPC分类号: C03C3/17 C03C3/16

    CPC分类号: C03C3/17

    摘要: This invention relates to the preparation of a glass exhibiting a transition temperature normally below about 300.degree., a working temperature below about 400.degree., while, at the same time, exhibiting excellent resistance to attack by water. Specifically, the present invention discloses a glass consisting essentially in terms of mole percent on the oxide basis, of 15-35% P.sub.2 O.sub.5, 1-25% SO.sub.3, 30-55% ZnO, 0-25% R.sub.2 O, wherein R.sub.2 O is selected from the group consisting of 0-25% Li.sub.2 O, 0-25% Na.sub.2 O, and 0-25% K.sub.2 O, and up to a total of 15% of optional ingredients in the indicated proportions selected from the group consisting of 0-10% Al.sub.2 O.sub.3, 0-10% MgO, 0-10% CaO, 0-10% SrO, 0-10% BaO, 0-10% MnO, 0-10% transition metal oxides and 0-15% Cl+F, as analyzed in weight percent.

    摘要翻译: 本发明涉及一种玻璃的制备,其转变温度通常低于约300℃,工作温度低于约400℃,同时表现出优异的耐水侵蚀性。 具体地说,本发明公开了一种基本上以氧化物摩尔百分数计的玻璃,15-35%的P2O5,1-25%的SO3,30-55%的ZnO,0-25%的R2O,其中R2O选自 由0-25%Li 2 O,0-25%Na 2 O和0-25%K 2 O组成的组,以及以指定比例选择的至少15%的任选成分的组合,所述比例选自0-10%的Al 2 O 3, 0-10%MgO,0-10%CaO,0-10%SrO,0-10%BaO,0-10%MnO,0-10%过渡金属氧化物和0-15%Cl + F,如重量分析 百分。

    Method of making peraluminous nepheline/kalsilite glass-ceramics
    3.
    发明授权
    Method of making peraluminous nepheline/kalsilite glass-ceramics 失效
    制造过铝酸霞石/钾铝玻璃陶瓷的方法

    公开(公告)号:US4341544A

    公开(公告)日:1982-07-27

    申请号:US294466

    申请日:1981-08-20

    摘要: The present invention is concerned with glass-ceramic articles which are extremely resistant to impact and spontaneous delayed breakage, are capable of being sawn with a diamond wheel to a depth of over one-third the cross section thereof without breakage, and exhibit modulus of rupture values of at last 150,000 psi. The articles consist of a body portion and an integral surface compression layer having a depth of at least 0.005". The body portion consists essentially, in weight percent, of about 8-13% Na.sub.2 O, 7-13% K.sub.2 O, 30-36% Al.sub.2 O.sub.3, 35-43% SiO.sub.2, and 6-10% RO.sub.2, wherein RO.sub.2 consists of 6-10% TiO.sub.2 and 0-4% ZrO.sub.2, wherein the molar ratio Al.sub.2 O.sub.3 :SiO.sub.2 is >0.5 but 1:3 but

    摘要翻译: 本发明涉及对耐冲击和自发延迟断裂非常耐受的玻璃陶瓷制品,其能够用金刚石锯切成三分之一以上的深度而不断裂,并且具有断裂模量 最终值为150,000 psi。 物品由身体部分和深度至少为0.005“的整体表面压缩层组成。 主体部分主要由重量百分数组成,约8-13%的Na2O,7-13%的K2O,30-36%的Al2O3,35-43%的SiO2和6-10%的RO2,其中RO2由6-10 %TiO 2和0-4%ZrO 2,其中Al 2 O 3 :SiO 2的摩尔比为> 0.5但<0.6,并且摩尔比K 2 O:Na 2 O为> 1,但<1并且包含对应于式Na8-xKxAl8Si8O32的霞石固溶体晶体 ,x为0.25-4.73,为主要结晶相。 表面层含有卡氏硅酸盐作为主要结晶相,并且通过使基础玻璃陶瓷制品经受离子交换反应来制备,其中K +离子替代霞石固溶体晶体中的至少一部分Na +离子,以将这些晶体转化为卡氏硅酸盐。

    Nickel aluminosilicate glass-ceramics
    6.
    发明授权
    Nickel aluminosilicate glass-ceramics 失效
    镍铝硅酸盐玻璃陶瓷

    公开(公告)号:US5352638A

    公开(公告)日:1994-10-04

    申请号:US199753

    申请日:1994-02-22

    CPC分类号: C03C10/0036

    摘要: This invention is directed to the production of thermally crystallizable glasses which can be crystallized in situ via heat treatment into glass-ceramic articles containing a nickel spinelloid as the predominant crystal phase. The glasses consist essentially, in weight percent, of 40-60% SiO.sub.2, 10-35% Al.sub.2 O.sub.3, 5-35% NiO, 0-20% MgO, and 0-15% total TiO.sub.2 and/or ZrO.sub.2. The preferred glasses contain at least 2% MgO.

    摘要翻译: 本发明涉及可热结晶玻璃的制造,其可以通过热处理原位结晶到含有镍堇青石作为主要结晶相的玻璃陶瓷制品中。 玻璃基本上以40-60%SiO 2,10-35%Al 2 O 3,5-35%NiO,0-20%MgO和0-15%总TiO 2和/或ZrO 2的重量百分比组成。 优选的玻璃含有至少2%的MgO。

    Peraluminious nepheline/kalsilite glass-ceramics
    7.
    发明授权
    Peraluminious nepheline/kalsilite glass-ceramics 失效
    霞石/堇青石玻璃陶瓷

    公开(公告)号:US4310595A

    公开(公告)日:1982-01-12

    申请号:US202739

    申请日:1980-10-31

    摘要: The present invention is concerned with glass-ceramic articles which are extremely resistant to impact and spontaneous delayed breakage, are capable of being sawn with a diamond wheel to a depth of over one-third the cross section thereof without breakage, and exhibit modulus of rupture values of at least 150,000 psi. The articles consist of a body portion and an integral surface compression layer having a depth of at least 0.005". The body portion consists essentially, in weight percent, of about 8-13% Na.sub.2 O, 7-13% K.sub.2 O, 30-36% Al.sub.2 O.sub.3, 35-43% SiO.sub.2, and 6-10% RO.sub.2, wherein RO.sub.2 consists of 6-10% TiO.sub.2 and 0-4% ZrO.sub.2, wherein the molar ratio Al.sub.2 O.sub.3 :SiO.sub.2 is >0.5 but 1:3 but

    摘要翻译: 本发明涉及对耐冲击和自发延迟断裂非常耐受的玻璃陶瓷制品,其能够用金刚石锯切成三分之一以上的深度而不断裂,并且具有断裂模量 值至少为150,000psi。 物品由身体部分和深度至少为0.005“的整体表面压缩层组成。 主体部分主要由重量百分数组成,约8-13%的Na2O,7-13%的K2O,30-36%的Al2O3,35-43%的SiO2和6-10%的RO2,其中RO2由6-10 %TiO 2和0-4%ZrO 2,其中Al 2 O 3 :SiO 2的摩尔比为> 0.5但<0.6,并且摩尔比K 2 O:Na 2 O为> 1,但<1并且包含对应于式Na8-xKxAl8Si8O32的霞石固溶体晶体 ,x为0.25-4.73,为主要结晶相。 表面层含有卡氏硅酸盐作为主要结晶相,并且通过使基础玻璃陶瓷制品经受离子交换反应来制备,其中K +离子替代霞石固溶体晶体中的至少一部分Na +离子,以将这些晶体转化为卡氏硅酸盐。

    Athermal optical device
    8.
    发明授权
    Athermal optical device 有权
    光热器件

    公开(公告)号:US06465380B1

    公开(公告)日:2002-10-15

    申请号:US09693446

    申请日:2000-10-20

    IPC分类号: C03C1012

    摘要: An athermal optical device and a method for producing the device, such as an athermal optical fiber reflective grating, are described. The athermal optical fiber reflective grating device comprises a negative expansion substrate, an optical fiber mounted on the substrate surface, and a grating defined in the optical fiber. The method for producing the athermal optical fiber reflective grating device comprises providing a negative expansion substrate, mounting an optical fiber with at least one reflective grating defined therein onto the substrate upper surface, and affixing the optical fiber to the substrate at at least two spaced apart locations.

    摘要翻译: 描述了一种无热光学器件及其制造方法,如无热光纤反射光栅。 无热光纤反射光栅装置包括负扩展基板,安装在基板表面上的光纤和光纤中限定的光栅。 制造无光纤光纤反射光栅装置的方法包括提供负扩展基板,将其中限定有至少一个反射光栅的光纤安装在基板上表面上,并将光纤以至少两个间隔开的方式固定到基板 位置。

    Methods of making negative thermal expansion glass-ceramic and articles made thereby
    9.
    发明授权
    Methods of making negative thermal expansion glass-ceramic and articles made thereby 有权
    制造负热膨胀玻璃陶瓷的方法和由此制成的制品

    公开(公告)号:US06209352B1

    公开(公告)日:2001-04-03

    申请号:US09344163

    申请日:1999-06-24

    IPC分类号: C03B27012

    CPC分类号: C03C10/0027

    摘要: An athernal optical device and a method for producing the device, such as an athermal optical fiber reflective grating, are described. The athermal optical fiber reflective grating device comprises a negative expansion substrate, an optical fiber mounted on the substrate surface, and a grating defined in the optical fiber. The method for producing the athermal optical fiber reflective grating device comprises providing a negative expansion substrate, mounting an optical fiber with at least one reflective grating defined therein onto the substrate upper surface, and affixing the optical fiber to the substrate at at least two spaced apart locations.

    摘要翻译: 描述了诸如无热光纤反射光栅之类的装置的光学装置及其制造方法。 无热光纤反射光栅装置包括负扩展基板,安装在基板表面上的光纤和光纤中限定的光栅。 制造无光纤光纤反射光栅装置的方法包括提供负扩展基板,将其中限定有至少一个反射光栅的光纤安装在基板上表面上,并将光纤以至少两个间隔开的方式固定到基板 位置。