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    • 73. 发明申请
    • Film casting apparatus, proctective film of polarizing plate, and polarizing plate
    • 薄膜浇铸设备,偏光板防腐薄膜和偏光板
    • US20070108653A1
    • 2007-05-17
    • US11648781
    • 2007-01-03
    • Toshikazu Nakamura
    • Toshikazu Nakamura
    • B29D7/00
    • B29C41/28B29C41/32Y10S425/812
    • A pipe for supplying a dope to a co-casting die consists of a goose neck portion connected to a feed block of the co-casting die, and a straight pipe portion connected to the goose neck portion. The goose neck portion has a radius of curvature of 50 mm to 400 mm, and the straight pipe portion forms an angle of 0 to 20 degrees to the horizontal plane. Venting valves are opened up at the beginning of dope feeding, and are closed to some extent as the dope comes out. After the air is completely vented out, the venting valves are completely closed. Thereby, an air collection is completely let out from the pipe, a plastic web discharged from die lips of the co-casting die would not contain any air bubbles, it is prevented that the web splashes to put on the die lips, causing streaks on the produced film.
    • 用于向共铸铸造模具供应涂料的管由由连接到共铸铸模的进料块的鹅颈部分和连接到鹅颈部的直管部分组成。 鹅颈部具有50mm至400mm的曲率半径,并且直管部分与水平面形成0至20度的角度。 排气阀在涂料开始时打开,当涂料出来时,排气阀在一定程度上关闭。 空气完全排出后,排气阀完全关闭。 因此,空气收集从管道完全排出,从共铸铸模的模唇排出的塑料网不会含有任何气泡,因此可以防止纤维网飞溅地放在模唇上,引起条纹 制作的电影。
    • 74. 发明授权
    • Film casting apparatus for use in manufacturing a protective film for a polarizing plate
    • 用于制造偏振片用保护膜的膜浇铸装置
    • US07186107B2
    • 2007-03-06
    • US10936570
    • 2004-09-09
    • Toshikazu Nakamura
    • Toshikazu Nakamura
    • B29C47/08
    • B29C41/28B29C41/32Y10S425/812
    • A pipe for supplying a dope to a co-casting die consists of a gooseneck portion connected to a feed block of the co-casting die, and a straight pipe portion connected to the gooseneck portion. The gooseneck portion has a radius of curvature of 50 mm to 400 mm, and the straight pipe portion forms an angle of 0 to 20 degrees to the horizontal plane. Venting valves are opened up at the beginning of dope feeding. and are closed to some extent as the dope comes out. After the air is completely vented out, the venting valves are completely closed. Thereby, an air collection is completely let out from the pipe, a plastic web discharged from die lips of the co-casting die would not contain any air bubbles, it is prevented that the web splashes to put on the die lips, causing streaks on the produced film.
    • 用于向共铸造模具供应涂料的管道由连接到共铸铸模的进料块的鹅颈部分和连接到鹅颈部分的直管部分组成。 鹅颈部具有50mm至400mm的曲率半径,并且直管部分与水平面形成0至20度的角度。 通气阀在涂料开始时打开。 并且在某种程度上封闭,因为涂料出来了。 空气完全排出后,排气阀完全关闭。 因此,空气收集从管道完全排出,从共铸铸模的模唇排出的塑料网不会含有任何气泡,因此可以防止纤维网飞溅地放在模唇上,引起条纹 制作的电影。
    • 76. 发明授权
    • Semiconductor device
    • 半导体器件
    • US07079443B2
    • 2006-07-18
    • US10631752
    • 2003-08-01
    • Masato TakitaMasato MatsumiyaSatoshi EtoToshikazu NakamuraMasatomo HasegawaAyako KitamotoKuninori KawabataHideki KanouToru KogaYuki IshiiShinichi YamadaKaoru Mori
    • Masato TakitaMasato MatsumiyaSatoshi EtoToshikazu NakamuraMasatomo HasegawaAyako KitamotoKuninori KawabataHideki KanouToru KogaYuki IshiiShinichi YamadaKaoru Mori
    • G11C8/08
    • G11C5/147G11C8/08G11C8/12G11C11/4074G11C11/4085G11C2207/2227
    • A semiconductor device includes a word line drive circuit for resetting the word line by driving the word line connected to a memory cell and is constituted so as to switch a reset level of the word line drive circuit, which is set at the time of the reset operation of the word line, between a first potential such as a ground potential and a second potential such as a negative potential. Further, a semiconductor device including a memory cell array formed by arranging a plurality of memory cells and a word line reset level generating circuit for generating a negative potential makes it possible to vary the amount of a current supply of the word line reset level generating circuit when non-selected word lines are set to a negative potential by applying the output of the word line reset level generating circuit to the non-selected word lines, and varies the amount of the current supply of the negative potential in accordance with the operation of the memory cell array. Furthermore, in a semiconductor device including a plurality of power source circuits each having an oscillation circuit and a capacitor, for driving the capacitor by the oscillation signal outputted by the oscillation circuit, at least a part of these power source circuits shares in common the oscillation circuit, and different capacitors are driven by the oscillation signal outputted from the common oscillation circuit.
    • 半导体器件包括字线驱动电路,用于通过驱动连接到存储单元的字线来重置字线,并且被构造成切换在复位时设置的字线驱动电路的复位电平 在诸如地电位的第一电位和诸如负电位的第二电位之间的字线的操作。 此外,包括通过布置多个存储单元形成的存储单元阵列和用于产生负电位的字线复位电平发生电路的半导体器件使得可以改变字线复位电平产生电路的电流供应量 当通过将字线复位电平产生电路的输出施加到未被选择的字线而将未被选择的字线设置为负电位时,根据操作来改变负电位的电流供给量 存储单元阵列。 此外,在具有振荡电路和电容器的多个电源电路的半导体装置中,通过由振荡电路输出的振荡信号来驱动电容器,这些电源电路的至少一部分共享振荡 电路,不同的电容器由共同的振荡电路输出的振荡信号驱动。
    • 79. 发明申请
    • Cellulose ester film and producing method thereof
    • 纤维素酯薄膜及其制备方法
    • US20060049535A1
    • 2006-03-09
    • US11261608
    • 2005-10-31
    • Hidekazu YamazakiToshikazu NakamuraHiroshi Miyachi
    • Hidekazu YamazakiToshikazu NakamuraHiroshi Miyachi
    • B29D7/01
    • C08J5/18B29C41/26B29D7/01B29K2001/00B29K2001/12C08J2301/12G02B5/208Y10T428/31971
    • The dope prepared from a mixture solvent and solid contents such as cellulose ester and additives is cast on a drum cooled to −5° C. to form a gel-like film. The gel-like film is peeled off from the drum. Tension of 60 kg/m is applied to the gel-like film in the widthwise direction thereof and the temperature of the gel-like film is kept 120° C., when the content of the solvent to the solid contents in the gel-like film is in a range of 100 wt. % to 20 wt. %. Further the gel-like film is dried to be a cellulose ester film having 40 μm thickness. The IR spectrum of the cellulose ester film has a peak in a range of 520 cm−1 to 480 cm−1 which indicates the crystallization of the polymer. The cellulose ester film has tear strength of 12 g, Rth of 42 nm and Re of 1.2 nm. As crystallization of the polymer proceeds, the cellulose ester film has sufficient strength and optical properties.
    • 将由混合溶剂和固体成分如纤维素酯和添加剂制备的涂料浇铸在冷却至-5℃的鼓上以形成凝胶状膜。 将凝胶状膜从鼓上剥离。 在凝胶状膜的宽度方向上施加60kg / m的张力,并且将凝胶状膜的温度保持在120℃,当溶剂与凝胶状固体成分的含量 膜的范围是100wt。 %至20重量% %。 此外,将凝胶状膜干燥成具有40μm厚度的纤维素酯膜。 纤维素酯膜的IR光谱在520cm -1至480cm -1的范围内具有峰,表示聚合物的结晶。 纤维素酯膜的撕裂强度为12g,Rth为42nm,Re为1.2nm。 随着聚合物的结晶进行,纤维素酯膜具有足够的强度和光学性能。
    • 80. 发明授权
    • Solvent casting process and apparatus therefor
    • 溶剂浇铸工艺及其设备
    • US06913724B2
    • 2005-07-05
    • US10260395
    • 2002-10-01
    • Toshikazu NakamuraHidekazu Yamazaki
    • Toshikazu NakamuraHidekazu Yamazaki
    • G02B5/30B29C35/16B29C41/24B29C41/46B29D7/01B29K1/00B29L7/00B29C39/14
    • B29C41/24B29C2035/1666B29D7/01B29K2001/00B29K2001/12
    • A process and apparatus for solvent casting which comprises, casting a polymer solution onto a casting support, cooling the polymer solution to gelatinize on the casting support to form web, stripping off the web from the casting support, thrusting side edges of the web into pins of a pin tenter by an inserting device, and drying the web while conveying the web with carrying the side edges of the web by the pin tenter, wherein the inserting device is cooled so that the surface temperature of the web in contact with the inserting device does not exceed a gelation temperature of the polymer solution are proposed. The present invention makes surely to convey the web without slipping from the pin tenters even when the pin tenters convey the web at a high speed. As a result, the productivity of film can be improved.
    • 一种用于溶剂流延的方法和设备,其包括将聚合物溶液浇铸到铸塑支撑体上,冷却聚合物溶液以在铸塑支撑体上胶凝以形成纤维网,从铸造支撑体剥离幅材,将幅材的侧边缘推入销 通过插入装置对销拉幅机进行干燥,并且在通过销拉幅机承载所述幅材的侧边缘的同时输送所述幅材时干燥所述幅材,其中所述插入装置被冷却,使得所述幅材与所述插入装置接触的表面温度 不超过聚合物溶液的凝胶化温度。 本发明确实地即使当针式拉杆高速地传送纸幅时,也能够从卷筒纸上进行纸张的输送。 结果,可以提高膜的生产率。