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1. (WO2019049785) LAS SYSTEM CRYSTALLINE GLASS, LAS SYSTEM CRYSTALLIZED GLASS, METHOD FOR PRODUCING LAS SYSTEM CRYSTALLINE GLASS, AND METHOD FOR PRODUCING LAS SYSTEM CRYSTALLIZED GLASS
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Pub. No.: WO/2019/049785 International Application No.: PCT/JP2018/032374
Publication Date: 14.03.2019 International Filing Date: 31.08.2018
IPC:
C03C 10/12 (2006.01) ,C03B 32/02 (2006.01)
C CHEMISTRY; METALLURGY
03
GLASS; MINERAL OR SLAG WOOL
C
CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
10
Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
04
Silicate or polysilicate crystalline phase, e.g. mullite, diopside, sphene, plagioclase
10
Alkali metal aluminosilicate crystalline phase
12
Lithium aluminosilicate, e.g. spodumene, eucryptite
C CHEMISTRY; METALLURGY
03
GLASS; MINERAL OR SLAG WOOL
B
MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL; SUPPLEMENTARY PROCESSES IN THE MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL
32
Thermal after-treatment of glass products not provided for in groups C03B25/-C03B31/121
02
Thermal crystallisation, e.g. for crystallising glass bodies into glass-ceramic articles
Applicants:
日本電気硝子株式会社 NIPPON ELECTRIC GLASS CO., LTD. [JP/JP]; 滋賀県大津市晴嵐二丁目7番1号 7-1, Seiran 2-chome, Otsu-shi Shiga 5208639, JP
Inventors:
横田 裕基 YOKOTA Yuki; JP
Priority Data:
2017-17034905.09.2017JP
Title (EN) LAS SYSTEM CRYSTALLINE GLASS, LAS SYSTEM CRYSTALLIZED GLASS, METHOD FOR PRODUCING LAS SYSTEM CRYSTALLINE GLASS, AND METHOD FOR PRODUCING LAS SYSTEM CRYSTALLIZED GLASS
(FR) VERRE CRISTALLIN DE SYSTÈME LAS, VERRE CRISTALLISÉ DE SYSTÈME LAS, PROCÉDÉ DE PRODUCTION D’UN VERRE CRISTALLIN DE SYSTÈME LAS, ET PROCÉDÉ DE PRODUCTION D’UN VERRE CRISTALLISÉ DE SYSTÈME LAS
(JA) LAS系結晶性ガラス、LAS系結晶化ガラス及びそれらの製造方法
Abstract:
(EN) The purpose of the present invention is to provide an LAS system crystallized glass which is reduced in coloring. An LAS system crystallized glass according to the present invention is characterized in that the V content and the Cr content therein are 0-3 ppm, respectively, and is also characterized in that the contents of Sc, La, Ce, Pr, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Ac, Th, Pa and U therein are 0-10 ppm, respectively.
(FR) La présente invention concerne un verre cristallisé de système LAS qui présente une coloration réduite. Un verre cristallisé de système LAS selon la présente invention est caractérisé en ce que la teneur en V et la teneur en Cr à l’intérieur sont respectivement de 0 à 3 ppm, et est également caractérisé en ce que les teneurs de Sc, La, Ce, Pr, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Ac, Th, Pa et U à l’intérieur sont respectivement de 0 à 10 ppm.
(JA) 本発明の目的は、着色が低減されたLAS系結晶化ガラスを提供することである。本発明は、LAS系結晶化ガラス中のV、Crの含有量がそれぞれ0~3ppmであり、更に、Sc、La、Ce、Pr、Pm、Sm、Eu、Gd、Tb、Dy、Ho、Er、Tm、Yb、Lu、Ac、Th、Pa、Uの含有量がそれぞれ0~10ppmであることを特徴とする。
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: Japanese (JA)
Filing Language: Japanese (JA)