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    • 54. 发明申请
    • Cellulose Resin Film, Process for Producing Cellulose Resin Film, Antireflection Film, Polarizing Plate, and Liquid Crystal Display
    • 纤维素树脂膜,生产纤维素树脂膜的方法,抗反射膜,偏光板和液晶显示器
    • US20080246189A1
    • 2008-10-09
    • US12092016
    • 2006-10-19
    • Noriyasu KuzuharaTakashi Murakami
    • Noriyasu KuzuharaTakashi Murakami
    • B29C41/24
    • B29C41/28B29C55/08B29K2001/00B29K2001/12G02B5/3033
    • A cellulosic resin film which is wide and, despite this, is extremely reduced in breakage during a stretching step; a process for producing the film; and an antireflection film, a polarizer, and a liquid-crystal display each comprising or employing the film. The process for cellulosic resin film production comprises casting a liquid cellulosic resin on a support to form a web, peeling the web from the support, subsequently drying the web in a first edge gripping step (105) while gripping both edges, temporarily eliminating the edge gripping, and then stretching both edges in the width direction in a second edge gripping step (109). The process is characterized in that the first edge gripping step is followed by a heat treatment step in which both edge parts of the web relieved from the edge gripping are heated with heating rolls (107 and 108).
    • 尽管如此,纤维素树脂膜在拉伸步骤中断裂极大地减少; 一种制造薄膜的方法; 以及各自包含或使用该膜的抗反射膜,偏振器和液晶显示器。 纤维素树脂薄膜生产方法包括在支撑体上浇铸液体纤维素树脂以形成网状物,将纤维网从载体上剥离,随后在第一边缘夹持步骤(105)中干燥纤维网,同时抓住两个边缘,暂时消除边缘 夹紧,然后在第二边缘夹持步骤(109)中沿宽度方向拉伸两个边缘。 该方法的特征在于,第一边缘夹持步骤之后是热处理步骤,其中从边缘夹持件释放的幅材的两个边缘部分被加热辊(107和108)加热。
    • 56. 发明申请
    • Method for Producing Polyimide Film
    • 生产聚酰亚胺薄膜的方法
    • US20080004422A1
    • 2008-01-03
    • US11793072
    • 2006-02-23
    • Katsunori Yabuta
    • Katsunori Yabuta
    • C08G73/10B29C41/24
    • C08G73/1021B29C41/24B29D7/01B29K2079/08
    • A method for producing a polyimide film comprises the steps of: preparing a polar organic solvent solution of a polyimide precursor obtained by mixing a tetracarboxylic acid dianhydride compound and a diamine compound; adding a dehydrating agent and an imidization catalyst to the polar organic solvent solution so as to prepare a resin solution composition; and drying the resin solution composition by heating so as to imidize the resin solution composition after flowing the resin solution composition onto a support in a casting manner, wherein diethyl pyridine is used as the imidization catalyst. According to the production method, it is possible to obtain a polyimide film which is highly productive and is excellent in the film quality such as the mechanical property, the adhesive strength, and the like.
    • 一种聚酰亚胺薄膜的制造方法,其特征在于,制备通过混合四羧酸二酐化合物和二胺化合物得到的聚酰亚胺前体的极性有机溶剂溶液。 向极性有机溶剂溶液中加入脱水剂和酰亚胺化催化剂,制备树脂溶液组合物; 并通过加热干燥树脂溶液组合物,以使树脂溶液组合物以浇铸方式将树脂溶液组合物流动到载体上以酰亚胺化,其中使用二乙基吡啶作为酰亚胺化催化剂。 根据该制造方法,可以获得高生产率并且膜质量优异的聚酰亚胺膜,例如机械性能,粘合强度等。
    • 57. 发明授权
    • Biaxially oriented polylactic acid-based resin films
    • 双轴取向聚乳酸类树脂膜
    • US07175917B2
    • 2007-02-13
    • US10493387
    • 2002-10-29
    • Masayuki SukigaraMitsuyoshi ItadaHisao KoikeMichihiro YatsuzukaYoshiaki Hamada
    • Masayuki SukigaraMitsuyoshi ItadaHisao KoikeMichihiro YatsuzukaYoshiaki Hamada
    • B29D7/00B29C39/14B29C41/24B29C43/22
    • C08J5/18C08J2367/04C08L67/04Y10T428/24Y10T428/31786C08L2666/18
    • The present invention provides a biaxially oriented film of a polylactic acid resin that is suitable for films for bags and packaging films for various windows, particularly films for outlook window envelopes. The film is biodegradable and, as films for outlook window envelopes, is superior in the coating adaptability for an antistatic agent, a lubricant and an antiblocking agent or the like and in the high-speed cutting property.The present invention discloses a biaxially oriented film of a polylactic acid resin comprising not less than 50% by weight of a polylactic acid resin, which has a storage modulus E′at 80° C. within the range from 10 MPa to 3,000 MPa, as determined by the test method for temperature dependency of dynamic viscoelasticity, in accordance with JIS K7198 (method A); a heat shrinkage of not higher than 10%, upon heating at 80° C. for 10 seconds; and a tear strength in the width direction (TD direction) of the film of 10 to 200 mN, as determined in accordance with JIS K7128 (method B).
    • 本发明提供了适用于各种窗用袋和包装膜的聚乳酸树脂的双轴取向膜,特别是用于外观窗口包膜的膜。 该膜是可生物降解的,并且作为外观窗口信封的膜,在抗静电剂,润滑剂和防粘连剂等的涂布适应性方面以及在高速切割性方面是优异的。 本发明公开了一种聚乳酸树脂的双轴取向膜,其包含不低于50重量%的聚乳酸树脂,其储能模量E'为80℃,为10MPa〜3000MPa,为 根据JIS K7198(方法A)由动态粘弹性的温度依赖性测试方法确定; 热收缩率不高于10%,在80℃加热10秒钟; 以及根据JIS K7128(方法B)测定的膜的宽度方向(TD方向)的撕裂强度为10〜200mN。
    • 59. 发明申请
    • Manufacturing method for a filament yarn and corresponding device
    • 长丝纱线及相应装置的制造方法
    • US20060027943A1
    • 2006-02-09
    • US10485596
    • 2002-07-15
    • Arthur Rebsamen
    • Arthur Rebsamen
    • B29C41/24
    • D01D5/30D01D5/34
    • The invention concerns a method for the manufacture of a filament yarn (10) or a fibril for a filament yarn by means of a spinning device, whereby at least two liquified components or materials (10a,b) are conducted through a number of capillaries (25a, 25c) to a spinning capillary (32), characterised in that the minimum of two liquified components or materials (10a,b) are conducted in each case through a number of capillaries (25a, 25c) to the spinning capillary (32), whereby a group of inner capillaries (25a) serve to form a connected filament core and whereby at least one further material (10b) forms a sheath around the filament core (10′a, 10″a).
    • 本发明涉及通过纺丝装置制造长丝纱线(10)或长丝纱线原纤维的方法,由此至少两个液化组分或材料(10a,b)通过多个毛细管 (25a,25c)到纺丝毛细管(32),其特征在于,两种液化组分或材料(10a,b)的最小值在每种情况下通过多个毛细管(25a,25c)至 纺丝毛细管(32),由此一组内部毛细管(25a)用于形成连接的细丝芯,并且由此至少一种另外的材料(10b)围绕细丝芯(10'a,10“)形成护套 一个)。