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    • 3. 发明申请
    • PHOSPHOR, LIGHT-EMITTING ELEMENT AND LIGHTING DEVICE
    • 磷光体,发光元件和照明装置
    • US20160280993A1
    • 2016-09-29
    • US14442656
    • 2013-10-30
    • DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    • Hideyuki EMOTO
    • C09K11/77F21V9/16
    • C09K11/7721C09K11/0883C09K11/7734F21V9/30H01L33/502
    • Provided is a Li-solid-solubilized α-SiAlON phosphor containing Li+ solid-solubilized for stabilization of the structure which is higher in luminous efficiency than any phosphor currently available and a light-emitting element and a lighting device comprising the same. An Eu-activated Li-solid-solubilized α-SiAlON, having a lattice constant a of 0.7820 to 0.7835 nm, a lattice constant c of 0.5645 to 0.5670 nm, an oxygen content of 0.4 to 1.2 mass %, and an europium (Eu) content of 0.3 to 1.2 mass %, and emitting a light having a peak wavelength of 580 to 595 nm in the fluorescence spectrum obtained when it is excited by a monochromatic light having a peak wavelength in the range of 450 to 460 nm.
    • 本发明提供一种Li固体溶解的含有Li +固溶体的α-SiAlON荧光体,该固体溶解用于与目前可获得的荧光体相比发光效率更高的结构的稳定化,以及发光元件及包含该荧光体的照明装置。 具有0.7820〜0.7835nm的晶格常数a,0.5645〜0.5670nm的晶格常数c,0.4〜1.2质量%的氧含量和铕(Eu)的Eu活化的Li固体溶解的α-SiAlON, 含量为0.3〜1.2质量%,并且当通过峰值波长在450〜460nm的单色光激发时,在获得的荧光光谱中发射峰值波长为580〜595nm的光。
    • 4. 发明授权
    • Polychloroprene latex, polychloroprene latex composition, and molded article
    • 聚氯丁二烯胶乳,聚氯丁二烯胶乳组合物和模塑制品
    • US09296849B2
    • 2016-03-29
    • US14382478
    • 2013-03-01
    • DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    • Hidehito OtsukaKiyoshi SunadaKenji MochizukiToru Shiraiwa
    • C08F236/18C08L11/02C08C1/15C08F36/18C08F136/18
    • C08F236/18C08C1/15C08F36/18C08F136/18C08L11/02C08F2/26
    • An object of the present invention is to provide a polychloroprene latex with improved rubber coagulability that gives a film superior in strength by dip molding, a polychloroprene latex composition, and a molded article. The polychloroprene latex is prepared by polymerization of 2-chloro-1,3-butadiene alone or by polymerization of raw monomers at least containing 2 -chloro-1,3-butadiene and 2,3-dichloro 1,3-butadiene and has a precipitation rate of 5 to 40%, as calculated according to Equation (I). In Equation (I), A is the mass (g) of the dry product, which is obtained by adding 50 ml of saturated aqueous solution of calcium hydroxide at 23° C. to 50 g of a latex having a solid matter concentration adjusted to 45 to 65 mass % at a liquid temperature of 23° C. over 2 minutes, filtering and collecting the generated precipitate with a 80 -mesh wire mesh, and drying the precipitate at 110° C. for 3 hours; B is the mass of the latex before the dropwise addition (50 g); and C is the solid matter concentration (mass %) of the latex before the dropwise addition. Precipitation ⁢ ⁢ rate ⁢ ⁢ ( % ) = A B × C 100 × 100 ( I )
    • 本发明的目的是提供具有改进的橡胶凝固性的聚氯丁二烯胶乳,其通过浸渍成型获得强度优异的膜,聚氯丁二烯胶乳组合物和模制品。 聚氯丁二烯胶乳通过单独聚合2-氯-1,3-丁二烯或通过至少含有2-氯-1,3-丁二烯和2,3-二氯-1,3-丁二烯的原料单体的聚合制备,并具有 降水率为5〜40%,按式(I)计算。 在式(I)中,A是干燥产物的质量(g),其通过在23℃下将50ml饱和氢氧化钙水溶液加入到50g固体物质浓度调节至 在23℃的温度下,45〜65质量%,2分钟内,用80目的丝网过滤收集生成的沉淀物,在110℃下干燥沉淀3小时; B是滴加前胶乳的质量(50g); C是滴加前的胶乳的固体成分浓度(质量%)。 析出率率(%)= A B×C 100×100(I)
    • 10. 发明申请
    • SULFUR MODIFIED CHLOROPRENE RUBBER AND METHOD FOR PRODUCING SAME, AND MOLDED BODY
    • 硫改性氯弹橡胶及其制造方法和模制体
    • US20140350190A1
    • 2014-11-27
    • US14371969
    • 2012-12-07
    • DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    • Naoki KobayashiSachiyo KishiTakashi SunadaMotohiro Ose
    • C08L11/00
    • C08L11/00C08C19/20C08F36/18F16G1/06F16G5/04C08F2/22
    • Provided are a sulfur-modified chloroprene rubber superior in adhesiveness to cable core and fibrous reinforcement material, a method for producing the same, and a molded body prepared from the same. A sulfur-modified chloroprene rubber is prepared in a polymerization step of mixing 100 parts by mass of 2-chloro-1,3-butadiene and 0.1 to 2.0 parts by mass of sulfur and emulsion-polymerizing the mixture to a monomer conversion rate in the range of 60 to 90% and in a plasticizing step of modifying the terminal of the polymer by adding an aqueous medium dispersion containing tetramethylthiuram disulfide in an amount of 10 to 70 mass % to the reaction solution after polymerization. The 1H-NMR spectrum of the sulfur-modified chloroprene rubber, as determined in deuterochloroform solvent, has two peak tops at 3.55 to 3.61 ppm and at 3.41 to 3.47 ppm, and the ratio (A/B) of peak area (A) at 3.55 to 3.61 ppm to peak area (B) at 4.2 to 6.5 ppm is 0.05/100 to 0.70/100.
    • 提供了与电缆芯和纤维增强材料的粘合性优异的硫改性氯丁橡胶,其制造方法和由其制备的成型体。 在100质量份2-氯-1,3-丁二烯和0.1〜2.0质量份硫的混合步骤中制备硫改性氯丁二烯橡胶,并将混合物乳液聚合成单体转化率 范围为60〜90%,在通过在聚合后向反应溶液中加入含有10〜70质量%的四甲基秋兰姆二硫化物的水性介质分散液来改性聚合物的末端的增塑步骤。 如在氘代氯仿溶剂中测定的硫改性氯丁二烯橡胶的1 H-NMR光谱在3.55至3.61ppm和3.41至3.47ppm处具有两个峰顶,峰面积(A)的比(A / B) 在4.2〜6.5ppm的峰面积(B)为3.55〜3.61ppm为0.05 / 100〜0.70 / 100。