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    • 64. 发明授权
    • Packaged roll-shaped silver halide photosensitive material
    • 包装卷状卤化银感光材料
    • US06004733A
    • 1999-12-21
    • US814858
    • 1997-03-11
    • Yukio IshiiMutsuo AkaoMasatoshi KatoHiroyuki Osanai
    • Yukio IshiiMutsuo AkaoMasatoshi KatoHiroyuki Osanai
    • G03C1/035B65D59/00B65D81/24B65D85/672G03C3/00G03C3/02
    • G03C3/00
    • A packaged roll-shaped silver halide photosensitive material comprising a winding core, a roll-shaped silver halide photosensitive material wound on the winding core and a packaging material covering the periphery and the both two lateral sides of the roll-shaped silver halide photosensitive material, wherein at least one surface of the three surfaces in the periphery and the both two lateral sides of the roll-shaped silver halide photosensitive material is packaged with a packaging material comprising a combination of a paper material with a pored film, and the water vapor permeability of such packaging material is not less than 5.1 g/m.sup.2 .multidot.24 hours. It is possible to prevent deterioration of a roll-shaped silver halide photosensitive material through abnormal sensitization of photographic performance.
    • 一种包装的卷状卤化银感光材料,其包含卷绕芯,缠绕在卷芯上的卷状卤化银感光材料和覆盖卷状卤化银感光材料的周边和两个两侧的包装材料, 其中辊状卤化银感光材料的周边中的三个表面的三个表面和两个两个侧面的至少一个表面与包含纸材料与打孔膜的组合的包装材料一起包装,并且水蒸汽透过率 的这种包装材料不低于5.1g / m2×24小时。 通过摄影性能的异常敏化,可以防止卷状卤化银感光材料的劣化。
    • 65. 发明授权
    • Injection molded article for photographic photosensitive material,
molding method thereof and package using the same
    • 用于照相感光材料的注射成型制品,其成型方法和使用其的包装
    • US5827584A
    • 1998-10-27
    • US549235
    • 1995-10-27
    • Mutsuo AkaoOsamu Suzuki
    • Mutsuo AkaoOsamu Suzuki
    • C08K7/00B29C45/00C08J5/00C08K7/02C08L25/04C08L51/00C08L51/04C08L53/00C08L101/00G03C3/00
    • G03C3/00C08L101/00C08L53/00Y10T428/1352Y10T428/1386Y10T428/1397Y10T428/269
    • An injection molded article for photographic photosensitive materials is disclosed, which is formed of a noncrystalline resin composition containing 50 wt % or more of a noncrystalline resin having a melt flow rate of from 1 to 60 g/10 min, a flexural modulus of elasticity of 20,000 kg/cm.sup.2 or more and a thermal deformation temperature of 70.degree. C. or higher, from 0.1 to 45 wt % of one or more of a rubbery material, a thermoplastic elastomer and an ethylene copolymer resin, from 0.01 to 49.9 wt % of one or more of a light-shielding material and a fibrous filler and from 0.001 to 20 wt % of one or more of an antioxidant, an age resistor, an ultraviolet absorbent, a fatty acid metal salt, a radical scavenger, a hydrate double salt compound and an oxidation inhibitory synergistic effect-providing agent. Also disclosed are a method for forming the injection molded article for photographic photosensitive materials and a package using the injection molded article for photographic photosensitive materials.
    • 公开了一种用于照相感光材料的注塑制品,其由含有50重量%或更多的熔体流动速率为1至60g / 10min的非结晶树脂的非结晶树脂组合物形成,其弯曲弹性模量为 20,000kg / cm 2以上,热变形温度70℃以上,0.1〜45重量%的一种或多种橡胶材料,热塑性弹性体和乙烯共聚物树脂,0.01〜49.9重量% 一种或多种遮光材料和纤维状填料以及0.001至20重量%的一种或多种抗氧化剂,耐老化剂,紫外线吸收剂,脂肪酸金属盐,自由基清除剂,水合物双盐 化合物和氧化抑制协同效应提供剂。 还公开了一种用于形成照相感光材料的注塑制品的方法和使用用于照相感光材料的注塑制品的包装。
    • 68. 发明授权
    • Substrate of and core for photosensitive material
    • 感光材料的基材和芯
    • US5286614A
    • 1994-02-15
    • US835585
    • 1992-02-14
    • Keiichi IshizakiTakashi TakeuchiMutsuo AkaoHiroyuki OsanaiShinichi Fujii
    • Keiichi IshizakiTakashi TakeuchiMutsuo AkaoHiroyuki OsanaiShinichi Fujii
    • B65H75/10B65H75/18G03C1/765G03C3/00
    • G03C1/765B65H75/10B65H75/18Y10S430/135
    • A substrate of a photosensitive web material of which the base end portion is gradually thinned toward the base end a core for a rolled photographic film which comprises a core body and a crosslinked foamed sheet having an expansion ratio of 18 to 45 times and a thickness of 0.2 to 2.0 mm which contains more than 50 wt. % in the sum of one or more members selected from the group consisting of polyethylene resin having a density of less than 0.930 g/cm.sup.3, ethylenevinyl acetate copolymer resin having a comonomer content of less than 25 wt. % and ethylene-ethyl arcylate copolymer resin having a comonomer content of less than 25 wt. % is disposed on the surface of the core body. The substrate and core sharply reduce the occurrence of marking troubles and pressure mark troubles on the photosensitive web material near the core caused by the difference in levels induced by the base end portion of the web.
    • 感光纤维网材料的基材,其基端部朝向底端逐渐变薄,用于卷筒纸照相胶片的芯,其包含芯体和发泡比为18〜45倍的交联发泡片材,其厚度为 0.2至2.0mm,其含有大于50wt。 选自密度小于0.930g / cm 3的聚乙烯树脂的一种或多种成分的总和中的%,共聚单体含量小于25wt。的乙烯 - 乙酸乙烯酯共聚物树脂。 %和乙烯 - 乙酸乙酯共聚物树脂,其共聚单体含量小于25wt。 %设置在芯体的表面上。 基板和芯线由于由网片的基端部分引起的电平差异,大大降低了芯体附近的感光纤维网材料上的标记问题和压力标记问题的发生。
    • 69. 发明授权
    • Container for photographic film cartridge
    • 摄影胶片盒的容器
    • US5240754A
    • 1993-08-31
    • US246927
    • 1988-09-19
    • Mutsuo AkaoToshio Sata
    • Mutsuo AkaoToshio Sata
    • C08L23/06C08L23/08G03C3/00
    • C08L23/06C08L23/0815G03C3/00Y10T428/1352Y10T428/1386Y10T428/139Y10T428/1397
    • In a container for a photographic film cartridge having a body and a cap fitted to said body, the improvement comprising that said cap is molded from a resin containing more than 20% by weight of a low-pressure linear low-density polyethylene which is a copolymer of ethylene and butene-1 and has a density of 0.90 to 0.93 g/cm.sup.3 and a melt index of 8 to 60 g/10 minutes.In the case of the molding resin for the cap of the invention, heat resistance is high, and this resin smoothly flow in a molding machine though temperature of the molten resin is relatively low. Accordingly, coloring troubles hardly occur, and molding cycle can be shortened. This resin is also superior in injection moldability, and molding troubles such as roping, camber, kink and deformation are rare. Mold shrinkage is also little. Since fitting strength of the cap and container body is large, the cap is scarcely detached during packaging process. Water vapor permeability of the resin of the cap is little, and moistureproofness of the container is high.
    • 在具有安装在所述主体上的主体和盖子的摄影胶片暗盒的容器中,改进之处在于,所述盖由含有超过20重量%的低压线性低密度聚乙烯的树脂成型,所述低压线性低密度聚乙烯是 乙烯和丁烯-1的共聚物,密度为0.90〜0.93g / cm 3,熔体指数为8〜60g / 10分钟。 在本发明的盖用成型树脂的情况下,耐热性高,并且该树脂通过熔融树脂的温度相对较低而在成形机中平滑地流动。 因此,几乎不发生着色问题,可以缩短成型周期。 该树脂的注模成型性也优异,并且成型麻烦如缠绕,弯曲,扭结和变形很少。 模具收缩率也很小。 由于盖和容器主体的装配强度大,所以在包装过程中盖几乎不分开。 盖子的树脂的水蒸汽渗透性小,容器的防潮性高。