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1. 发明申请

US20180251395A1 OPTICAL GLASS 审中-公开
公开(公告)号：US20180251395A1
公开(公告)日：2018-09-06
申请号：US15968869
申请日：2018-05-02
申请人： ASAHI GLASS COMPANY, LIMITED
发明人： Shusaku AKIBA , Tatsuo NAGASHIMA , Shigeki SAWAMURA
IPC分类号： C03C3/097 , C03C3/068 , C03C3/062 , C03C3/064 , C03C3/093 , C03C3/089 , C03C4/20 , G02B1/14 , G02B1/18 , C03C21/00
CPC分类号： C03C3/097 , C03C3/062 , C03C3/064 , C03C3/068 , C03C3/089 , C03C3/093 , C03C3/155 , C03C4/20 , C03C21/00 , C03C21/002 , C03C2204/00 , G02B1/00 , G02B1/14 , G02B1/18
摘要： Provided is an optical glass suitable for an imaging lens or the like used for a vehicle-mounted camera exposed to harsh environment, having a high refractive index and high strength. The optical glass has a strengthened layer at a surface layer, and a depth of the strengthened layer is 1 μm or more from a surface of the optical glass, and a refractive index (nd) of the optical glass is 1.73 to 2.10.

2. 发明申请

US20180222786A1 OPTICAL GLASS 审中-公开
公开(公告)号：US20180222786A1
公开(公告)日：2018-08-09
申请号：US15751295
申请日：2016-08-10
申请人： CDGM GLASS CO., LTD
发明人： Wei SUN
IPC分类号： C03C3/068
CPC分类号： C03C3/068 , C03C3/155
摘要： A high refraction low dispersion optical glass, the components thereof including, by weight percentage: B2O3: 1-30%; SiO2: 0-20%; La2O3: 25-55%; Gd2O3: 5-40%; Y2O3: 0-25%; Yb2O3: 0-10%; Ta2O5: 0-10%; Nb2O5: 1-30%; TiO2: 0-10%; ZrO2: 0.5-20%; WO3: 0-10%; ZnO: 0-15%; R2O: 0-10%; RO: 0-10%; Al2O3: 0-10%; GeO2: 0-10%; Bi2O3: 0-10%. A high refraction low dispersion environmentally friendly optical glass having excellent light transmittance may be obtained by reducing the Ta2O5 content within the glass components and introducing suitable amounts of rare earth oxide components having a high refraction low dispersion effect.

3. 发明申请

US20150376051A1 OPTICAL GLASS, HOT-MOLDED ARTICLE AND METHOD OF MANUFACTURING THE SAME, OPTICAL ELEMENT AND METHOD OF MANUFACTURING THE SAME 有权
标题翻译：光学玻璃，热成型制品及其制造方法，光学元件及其制造方法
公开(公告)号：US20150376051A1
公开(公告)日：2015-12-31
申请号：US14766270
申请日：2014-02-06
申请人： HOYA CORPORATION
发明人： Masanori ANIYA
IPC分类号： C03C3/21 , C03B23/00 , C03C3/19 , G02B1/00 , G02B3/02
CPC分类号： C03C3/21 , C03B7/12 , C03B11/122 , C03B23/0013 , C03B40/04 , C03B2215/46 , C03B2215/66 , C03C3/068 , C03C3/15 , C03C3/155 , C03C3/19 , G02B1/00 , G02B3/00 , G02B3/0006 , G02B3/02 , G02B5/04 , G02B5/18
摘要： An optical glass includes P2O5, B2O3 and a rare earth oxide as essential components, and in a glass composition based on oxides, the P2O5 content is in the range of over 0 weight % and less than 0.79 weight %, the B2O3 content is in the range of 20-40 weight % and the total content of the rare earth oxide and an oxide selected from the group including of Ta2O5, WO3, TiO2, Nb2O5 and Bi2O3 is in the range of 35-70 weight %. Further, this optical glass has a refractive index (nd) in the range of 1.72-1.83, an Abbe number (υd) in the range of 45-55 and a glass transition temperature (Tg) of 640° C. or less.
摘要翻译：光学玻璃包括P2O5，B2O3和稀土氧化物作为必要成分，在基于氧化物的玻璃组合物中，P 2 O 5含量在0重量％以上且小于0.79重量％的范围内，B 2 O 3含量在 20-40重量％的范围，稀土氧化物和选自Ta 2 O 5，WO 3，TiO 2，Nb 2 O 5和Bi 2 O 3的氧化物的总含量在35-70重量％的范围内。此外，该光学玻璃的折射率（nd）为1.72〜1.83，阿贝数（υd）为45〜55，玻璃化转变温度（Tg）为640℃以下。

4. 发明授权

US08883664B2 Optical glass, press-molding glass material, and optical element and method of the same 有权
标题翻译：光学玻璃，压制玻璃材料和光学元件及其方法
公开(公告)号：US08883664B2
公开(公告)日：2014-11-11
申请号：US13449848
申请日：2012-04-18
申请人： Tomoaki Negishi
发明人： Tomoaki Negishi
IPC分类号： C03C3/14 , C03C3/15 , C03C3/155 , C03C3/064 , C03C3/068 , C03C3/066
CPC分类号： C03C3/068 , C03C3/064 , C03C3/066 , C03C3/14 , C03C3/15 , C03C3/155
摘要： An aspect of the present invention relates to optical glass, which is oxide glass comprising various cationic components in prescribed amounts without Pb, with a refractive index nd of 1.750 to 1.850, an Abbé number νd of 29.0 to 40.0, and a glass transition temperature of less than 630° C.
摘要翻译：本发明的一个方面涉及光学玻璃，其是包含不含Pb的规定量的各种阳离子组分的氧化物玻璃，折射率nd为1.750至1.850，Abbé数量为29.0至40.0，玻璃化转变温度低于630℃

5. 发明申请

US20140287906A1 AN OPTICAL GLASS AND OPTICAL ELEMENT 有权
标题翻译：光学玻璃和光学元件
公开(公告)号：US20140287906A1
公开(公告)日：2014-09-25
申请号：US14349600
申请日：2012-09-18
申请人： CDGM GLASS CO., LTD
发明人： Bo Kuang
IPC分类号： C03C3/068
CPC分类号： C03C3/068 , C03C3/155
摘要： The invention provides an optical glass, which includes 6 wt % to 10 wt % of B2O3; 10 wt % to 15% of B2O3 and SiO2, wherein the content of B2O3 is more than that of SiO2; 27 wt % to 32 wt % of La2O3; 0 wt % to 5 wt % of Gd2O3, Y2O3 and Yb2O3, wherein the content of Gd2O3 is 0 wt % to 3 wt %; more than 19 wt % but less than 25 wt % of TiO2; more than 8 wt % but less than 15 wt % of Nb2O5; 0.5 wt % to 5 wt % of ZnO; 0 wt % to 2 wt % of WO3; 2 wt % to 10 wt % of ZrO2; more than 10 wt % but less than 15 wt % of BaO; 0 wt % to 5 wt % of CaO, SrO and MgO, wherein the content of SrO is 0 wt % to 3 wt %; and 0 wt % to 0.1 wt % of Sb2O3.
摘要翻译：本发明提供一种光学玻璃，其包含6重量％至10重量％的B 2 O 3; 10％〜15％的B2O3和SiO2，其中B2O3的含量大于SiO2的含量; 27重量％至32重量％的La 2 O 3; 0重量％〜5重量％的Gd 2 O 3，Y 2 O 3和Yb 2 O 3，其中Gd 2 O 3的含量为0重量％〜3重量％大于19重量％但小于25重量％的TiO 2; 大于8重量％但小于15重量％的Nb 2 O 5; 0.5重量％〜5重量％的ZnO; 0重量％至2重量％的WO 3; 2重量％〜10重量％的ZrO 2; 大于10重量％但小于15重量％的BaO; 0重量％〜5重量％的CaO，SrO和MgO，其中SrO的含量为0重量％〜3重量％和0重量％〜0.1重量％的Sb 2 O 3。

6. 发明授权

US08835334B2 Optical glass and optical element 有权
标题翻译：光学玻璃和光学元件
公开(公告)号：US08835334B2
公开(公告)日：2014-09-16
申请号：US13703048
申请日：2011-09-12
申请人： Takahiro Matano , Fumio Sato
发明人： Takahiro Matano , Fumio Sato
IPC分类号： C03C3/064 , C03C3/14 , C03C3/066 , C03C3/15 , C03C3/145 , C03C3/068 , C03C3/155 , C03C4/02
CPC分类号： C03C4/02 , C03C3/064 , C03C3/066 , C03C3/068 , C03C3/14 , C03C3/145 , C03C3/15 , C03C3/155
摘要： 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.
摘要翻译：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。

7. 发明申请

US20120065051A1 OPTICAL GLASS FOR MOLD PRESS FORMING 有权
标题翻译：用于模压成型的光学玻璃
公开(公告)号：US20120065051A1
公开(公告)日：2012-03-15
申请号：US13320755
申请日：2010-06-14
申请人： Takahiro Matano , Fumio Sato , Yoko Usui
发明人： Takahiro Matano , Fumio Sato , Yoko Usui
IPC分类号： C03C3/253 , C03C3/064 , C03C3/155 , C03C3/14
CPC分类号： C03C4/02 , C03C3/14 , C03C3/15 , C03C3/155 , C03C3/253
摘要： 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.
摘要翻译：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。

8. 发明授权

US07994090B2 Process for producing fine particles of solid solution 失效
标题翻译：生产固溶微细颗粒的方法
公开(公告)号：US07994090B2
公开(公告)日：2011-08-09
申请号：US12506415
申请日：2009-07-21
申请人： Yoshihisa Beppu , Kazuo Sunahara
发明人： Yoshihisa Beppu , Kazuo Sunahara
IPC分类号： B01J23/10 , B01J21/02
CPC分类号： C01G25/006 , B01J23/002 , B01J35/023 , B01J35/1014 , B01J37/08 , B01J2523/00 , B82Y30/00 , C01P2002/50 , C01P2004/10 , C01P2004/20 , C01P2004/62 , C01P2004/64 , C01P2006/12 , C03C3/155 , C03C10/00 , C03C23/008 , H01M4/9016 , B01J2523/24 , B01J2523/25 , B01J2523/305 , B01J2523/3706 , B01J2523/3712 , B01J2523/48 , B01J2523/3787 , B01J2523/3725 , B01J2523/3718 , B01J2523/375 , B01J2523/36
摘要： Provided is a process for readily producing fine particles of a solid solution having a small particle size, comprising a solid solution of zirconia, ceria and a rare earth oxide in a desired composition, and being highly crystalline.The process for producing the fine particles of the solid solution comprises the following steps in the order named: obtaining a melt comprising, in terms of mol % on an oxide basis, from 5 to 50% ZrO2, CeO2 and RE2O3 (where RE is at least one member selected from rare earth elements other than Ce) in total, from 10 to 50% RO (where R is at least one member selected from the group consisting of Mg, Ca, Sr, Ba and Zn), and from 30 to 75% B2O3; quenching the melt to obtain an amorphous material; heating the amorphous material to obtain precipitates containing crystals of a solid solution with ZrO2, CeO2 and RE2O3; and separating the crystals of the solid solution from the precipitates to obtain fine particles of the solid solution.
摘要翻译：本发明提供容易制造具有小粒径的固溶体的细颗粒的方法，其包含氧化锆，二氧化铈和稀土氧化物的固溶体，并具有高结晶性。制造固溶体微粒的方法包括以下顺序的步骤：获得包含以氧化物为基准的摩尔％为5至50％的ZrO 2，CeO 2和RE 2 O 3（其中RE为至少一种选自Ce以外的稀土元素的组分），10至50％的RO（其中R是选自Mg，Ca，Sr，Ba和Zn中的至少一种），并且从30至 75％B2O3; 淬火熔体以获得无定形材料; 加热无定形材料，得到含有ZrO 2，CeO 2和RE 2 O 3的固溶体晶体的析出物; 并将固溶体的晶体与析出物分离，得到固溶微细颗粒。

9. 发明申请

US20100292066A1 GLASS MATERIAL FOR MOLD PRESSING, METHOD FOR MANUFACTURING SAME, AND METHOD FOR MANUFACTURING OPTICAL GLASS ELEMENT 失效
标题翻译：用于模压的玻璃材料，其制造方法和制造光学玻璃元件的方法
公开(公告)号：US20100292066A1
公开(公告)日：2010-11-18
申请号：US12295610
申请日：2007-03-28
申请人： Xuelu Zou , Yasuhiro Fujiwara , Hiroshi Kohno , Kohichiro Shiraishi
发明人： Xuelu Zou , Yasuhiro Fujiwara , Hiroshi Kohno , Kohichiro Shiraishi
IPC分类号： C03C14/00 , C03C3/00 , C03C3/16 , C03C3/21 , C03C3/19 , C03C3/17 , C03C3/062 , C03C3/32 , C03B23/03
CPC分类号： C03C3/064 , C03B40/02 , C03B2215/16 , C03B2215/24 , C03C3/066 , C03C3/068 , C03C3/089 , C03C3/091 , C03C3/093 , C03C3/095 , C03C3/15 , C03C3/155 , C03C3/17 , C03C3/19 , C03C3/247
摘要： A glass material for mold pressing, comprised of a core portion comprised of a multicomponent optical glass containing at least one readily reducible component selected from among W, Ti, Bi, and Nb, and a covering portion covering the surface of said core portion, comprised of a multicomponent glass containing none or a lower quantity of said readily reducible component than is contained in said core portion. A glass material for mold pressing comprising a core portion comprised of a fluorine-containing multicomponent optical glass and a covering portion covering the surface of said core portion, comprised of a multicomponent glass containing none or a lower quantity of fluorine than is contained in said core portion. A method for manufacturing an optical glass element comprising heat softening a glass material that has been preformed into a prescribed shape, and conducting press molding with a pressing mold, employing the above glass material of the invention. To provide a stable production of optical elements affording adequate optical performance by using optical glass containing readily reducible components or fluorine and inhibiting undesirable interface reactions during press molding.
摘要翻译：一种用于模压的玻璃材料，包括由含有至少一种选自W，Ti，Bi和Nb中的易还原成分的多组分光学玻璃构成的核心部分和覆盖所述芯部表面的覆盖部分，的多组分玻璃，其含有比所述核心部分中所含的所述容易还原成分少或少的量。一种用于压模的玻璃材料，包括由含氟多组分光学玻璃和覆盖所述芯部表面的覆盖部分构成的芯部，由不含或少量氟的多组分玻璃组成，所述多组分玻璃不包含在所述芯中一部分。一种制造光学玻璃元件的方法，包括将已经预成型为预定形状的玻璃材料热软化，并使用本发明的上述玻璃材料，用压制模具进行压制成型。通过使用含有易于还原的组分或氟的光学玻璃并抑制压制成型期间的不期望的界面反应，提供光学元件的稳定生产，提供足够的光学性能。

10. 发明申请

US20100255979A1 OPTICAL GLASS, PREFORM FOR PRECISION PRESS-MOLDING, OPTICAL ELEMENT, METHODS FOR MANUFACTURING THEREOF, AND IMAGING DEVICE 有权
标题翻译：光学玻璃，用于精密压模的光学元件，其制造方法和成像装置
公开(公告)号：US20100255979A1
公开(公告)日：2010-10-07
申请号：US12599405
申请日：2009-05-28
申请人： Yasuhiro Fujiwara
发明人： Yasuhiro Fujiwara
IPC分类号： C03C3/155 , C03B23/00 , C03C3/15 , C03C3/068
CPC分类号： C03C3/155 , C03B11/00 , C03C3/068 , C03C3/15
摘要： An optical Glass characterized by comprising, denoted as molar percentages: B2O35 to 45 percent; Li2O0 to 3 percent; ZnO10 to 40 percent; La2O35 to 30 percent; Gd2O30 to 20 percent; and at least one from among TiO2, Nb2O5, WO3, and Bi2O3; in that the total content X of Ti, Nb, W, and Bi, denoted as a cation percentage, is 3 to 35 percent; in that the Abbé number v(nu)d and refractive index nd fall within the range delimited by sequentially connecting with straight lines points A, B, C, D and A in FIG. 1; and in that the glass transition temperature Tg satisfies relation (1) below: Tg[° C.]≦655° C.−5×X (1). An optical Glass characterized by comprising, denoted as molar percentages: B2O55 to 45 percent; SiO20 to 6 percent (excluding 6 percent); Li2O, Na2O, K2O in total0 to 3 percent; ZnO10 to 40 percent; La2O35 to 30 percent; Gd2O30 to 20 percent; and ZrO2, TaO2, TiO2, Nb2O5,12.5 to 20 percent; WO3, and Bi2O3 in total in that the cation ratio of the Ti4+ content relative to the total content of Zr4+, Ta5+, Ti4+, Nb5+, W6+, and Bi3+ is 0.30 or lower; in that the temperature Tp at which a viscosity of 107.2 dPa·s is exhibited is 706° C. or lower; and in that the refractive index nd and the Abbé number v(nu)d satisfy all of relations (I) to (IV) below. 34.0≦vd
摘要翻译：一种光学玻璃，其特征在于包括：摩尔百分比：B2O3 5〜45％ Li2O 0〜3％ ZnO为10〜40％ La2O3 5〜30％ Gd2O3 0〜20％和TiO 2，Nb 2 O 5，WO 3和Bi 2 O 3中的至少一种; 因为以阳离子百分比表示的Ti，Nb，W和Bi的总含量X为3〜35％。因为Abbé数v（nu）d和折射率nd落在通过依次连接图1中的直线点A，B，C，D和A所界定的范围内。 1; 并且玻璃化转变温度Tg满足以下关系式（1）：Tg [℃]＆lt; 111; 655℃-5×X（1）。一种光学玻璃，其特征在于包括：摩尔百分比：B2O5 5〜45％; SiO2 0〜6％（不含6％）; Li2O，Na2O，K2O总计为0〜3％; ZnO为10〜40％ La2O3 5〜30％ Gd2O3 0〜20％和ZrO2，TaO2，TiO2，Nb2O5，12.5〜20％; WO 3和Bi 2 O 3的含量相对于Zr4 +，Ta5 +，Ti4 +，Nb5 +，W6 +和Bi3 +的总含量的Ti 4+的阳离子比为0.30以下; 由于表现出粘度为107.2dPa·s的温度Tp为706℃以下，并且折射率nd和Abbé数v（nu）d满足以下所有关系（I）至（IV）。 34.0＆nlE; vd <40（I）nd≥1.87（II）nd≥2.23-0.01×vd（III）nd＆nlE; 2.28-0.01×vd（IV）

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