专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

11. 发明专利

JPH11245292A METHOD FOR ROUGHENING SURFACE OF THERMOPLASTIC RESIN SHEET 失效
公开(公告)号：JPH11245292A
公开(公告)日：1999-09-14
申请号：JP6949398
申请日：1998-03-03
申请人： DAICEL CHEM , DAICEL CRAFT KK
发明人： HIRAISHI MASANORI , ONISHI MASAYA
IPC分类号： B29C59/02 , B29C59/00 , B29L7/00
摘要： PROBLEM TO BE SOLVED: To produce a small quantity of a surface-roughened thermoplastic resin sheet adapted to various uses such as a glare-free sheet, an interference fringe preventing sheet or the like and to enable multikind and small-quantity production. SOLUTION: In roughening the surface of a thermoplastic resin sheet A (sheet A), the sheet A is superposed on the roughened surface of a thermoplastic resin sheet B (sheet B) having at least one roughened surface so that the surface thereof is brought into contact with the roughened surface and, after both sheets are pressed under heating, the sheet B is removed to transfer the roughened surface shape of the sheet B to the surface of the sheet A.

12. 发明专利

JP2004103335A Surface light source device 审中-公开
公开(公告)号：JP2004103335A
公开(公告)日：2004-04-02
申请号：JP2002261875
申请日：2002-09-06
申请人： Daicel Chem Ind Ltd , ダイセル化学工業株式会社
发明人： HIRAISHI MASANORI , ONISHI MASAYA
IPC分类号： G02B5/02 , F21V8/00 , F21Y103/00 , G02B5/04 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide a surface light source device which can light up an illuminated body of a liquid crystal display unit or the like over the whole body uniformly by using a tubular light source. SOLUTION: The surface light source device is provided with a tubular light source 4, a light guide plate 5 making the light from this tubular light source incident from the side face 5a and outgo forward from the outgoing face 5b, reflector means 6a, 6b arranged at a side face of the tubular light source 4 and at a rear face side of the light guide plate 5, a prism sheet 7 in which an uneven prism row is extended approximately in parallel with the side face and the convex part is arranged toward a light guide plate direction, and an anisotropic light diffusion film 8 interposed between the outgoing face 5b and the prism sheet 7. A second light scattering film may be arranged at the front face of the prism sheet, and a plurality of prism sheets may be used. Furthermore, the prism row may be formed at the light guide plate. COPYRIGHT: (C)2004,JPO

13. 发明专利

JP2003303508A Surface light source device and liquid crystal display device 有权
标题翻译：表面光源装置和液晶显示装置
公开(公告)号：JP2003303508A
公开(公告)日：2003-10-24
申请号：JP2002105650
申请日：2002-04-08
申请人： Daicel Chem Ind Ltd , Mitsubishi Electric Corp , ダイセル化学工業株式会社 , 三菱電機株式会社
发明人： HIRAISHI MASANORI , ONISHI MASAYA , SASAGAWA TOMOHIRO , IWASAKI NAOKO , YUKI AKIMASA , MURAKAMI OSAMU
IPC分类号： G02B5/02 , F21V8/00 , F21V9/06 , F21Y103/00 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide a transparent display device capable of protecting components from ultraviolet radiation from a light source of a surface light source device and stabilizing display quality for a long period. SOLUTION: The transparent display device 1 comprises a liquid crystal display unit 2 and a surface light source unit 3. The surface light source unit includes a tubular light source 4, light guiding member 5, a light diffusion film 7 with ultraviolet absorption capability, and a prism sheet 8. The light diffusion film 7 absorbs ultraviolet radiation from a light source (fluorescent tube) of a surface light source device (back light) to protect the diffusion sheet 7, the prism sheet 8 and liquid crystal display cells from being deteriorated. The light diffusion film may be constituted by a light diffusion layer constituted by a plurality of resins each having a different angle of refraction and a transparent resin film laminated on the light diffusion layer, wherein at least the transparent resin film includes a ultraviolet absorption material. The light diffusion film may be an anisotropy diffusion film which diffuses anisotropically. COPYRIGHT: (C)2004,JPO
摘要翻译：解决的问题：提供能够保护组件免受来自表面光源装置的光源的紫外线辐射并且长时间稳定显示质量的透明显示装置。透明显示装置1包括液晶显示单元2和表面光源单元3.面光源单元包括管状光源4，导光构件5，具有紫外线吸收的光漫射膜7 能量和棱镜片8.光扩散膜7从表面光源装置的光源（荧光管）吸收紫外线辐射（背光），以保护漫射片7，棱镜片8和液晶显示单元不被恶化光扩散膜可以由由多个不同的折射率的树脂构成的光扩散层和层叠在光扩散层上的透明树脂膜构成，其中至少透明树脂膜包括紫外线吸收材料。光扩散膜可以是各向异性扩散的各向异性扩散膜。版权所有（C）2004，JPO

14. 发明专利

JP2003075643A Polarizing element and surface light source device and liquid crystal display device using the same 有权
标题翻译：极化元件和表面光源装置和使用其的液晶显示装置
公开(公告)号：JP2003075643A
公开(公告)日：2003-03-12
申请号：JP2002172774
申请日：2002-06-13
申请人： Daicel Chem Ind Ltd , ダイセル化学工業株式会社
发明人： HIRAISHI MASANORI , ONISHI MASAYA
IPC分类号： G02B5/02 , B29C55/02 , B29L7/00 , B29L11/00 , C08G81/00 , C08J5/18 , G02B5/30 , G02F1/1335 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide a polarizing element having excellent scattering characteristics and polarizing characteristics.
SOLUTION: The polarizing element is constructed with an oriented sheet comprising a continuous phase 1 composed of the first transparent resin in which a dispersed phase 2 composed of the second transparent resin is dispersed in particles. The polarizing element is prepared, in which difference in refractive indexes between the continuous phase 1 and the dispersed phase 2 with respect to linearly polarized light in the sheet stretching direction are different from those in the direction vertical thereto, the polarized light in the direction with the smaller difference in the refractive indexes is nearly transmitted and the polarized light in the direction with the larger difference in the refractive indexes is scattered and further in which the continuous phase 1 and the dispersed phase 2 are joined together without practically producing a gap between them. A surface light source device and a transmissive or reflective liquid crystal display device provided with the polarizing element have high luminance.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供具有优异的散射特性和极化特性的偏振元件。解决方案：偏振元件由具有由第一透明树脂构成的连续相1的取向片构成，其中由第二透明树脂构成的分散相2分散在颗粒中。制备偏振元件，其中连续相1和分散相2之间相对于片材拉伸方向上的线性偏振光的折射率差异与垂直方向上的偏振光不同，折射率差越小，折射率差越大的方向的偏振光散射，连续相1和分散相2结合在一起，实际上不产生间隙。设置有偏振元件的表面光源装置和透射或反射型液晶显示装置具有高亮度。

15. 发明专利

JP2002012747A POLYESTER RESIN COMPOSITION AND MOLDED ARTICLE MADE FROM IT 失效
公开(公告)号：JP2002012747A
公开(公告)日：2002-01-15
申请号：JP2000195266
申请日：2000-06-28
申请人： DAICEL CHEM
发明人： YABUI AKIHIRO , ONISHI MASAYA , MIKI AKIKO
IPC分类号： C08J5/00 , C08J5/18 , C08L53/02 , C08L63/08 , C08L67/00
摘要： PROBLEM TO BE SOLVED: To provide a non-crystalline polyester resin composition which gives a molded article having high impact resistance and is excellent in the stability of physical properties when subjected to a high-temperature heat treatment such as boiling or to long-term storage, and a molded article made by using it. SOLUTION: The polyester resin composition comprises a resin composition (C) obtained by melting and kneading a polyester resin (A) with an epoxidized diene block copolymer (B) having epoxy groups on the main chain, and has a retention of tensile elongation at break of at least 90% after immersion in hot water at 60 deg.C for 120 hr and a retention of tensile elongation at break of at least 20% after heat treatment in a saturated steam at 120 deg.C for 1 hr.

16. 发明专利

JP2001179871A COMPOSITE-LAYERED MOLDED OBJECT 失效
公开(公告)号：JP2001179871A
公开(公告)日：2001-07-03
申请号：JP2000310049
申请日：2000-10-11
申请人： DAICEL CHEM
发明人： ONISHI MASAYA
IPC分类号： B32B7/10 , B32B27/08 , C08K5/00 , C08L63/08 , C08L101/00
摘要： PROBLEM TO BE SOLVED: To provide a composite-layered molded object excellent in heat fusibility and useful for various molded articles made of a thermoplastic resin. SOLUTION: A composite-layered molded object is obtained by thermally fusing a layer of a thermoplastic resin composition (A) consisting of a thermoplastic resin (a1) and a compound (a2) having a functional group and a layer of a thermoplastic resin composition (B) consisting of a thermoplastic resin (b1) other than the thermoplastic resin (a1) and a compound (b2) having a functional group reacting with the functional group of the compound (a2) or by thermally fusing a layer comprising a block copolymer (D) having an epoxy group and a layer of a thermoplastic resin composition (E) consisting of a thermoplastic resin other than the block copolymer (D) and a polyfunctional compound having a functional group reacting with the epoxy group.

17. 发明专利

JPS63128036A FATTY ACID CELLULOSE ESTER RESIN COMPOSITION 失效
公开(公告)号：JPS63128036A
公开(公告)日：1988-05-31
申请号：JP27578086
申请日：1986-11-19
申请人： DAICEL CHEM
发明人： ONISHI MASAYA , TAKAHASHI OSAMU
IPC分类号： C08L1/10 , C08K5/09 , C08K5/15 , C08K5/1515 , C08K5/37 , C08K5/524 , C08L1/00
摘要： PURPOSE:To obtain the titled composition small in rate of polymerization degree reduction, high in impact strength, outstanding in thermal stability and discoloration proofness, by incorporating a fatty acid cellulose ester containing at least a specified level of ash with weak organic acid and thioether compound. CONSTITUTION:The objective composition can be obtained by incorporating (A) 100pts.wt. of a fatty acid cellulose ester with an ash content >=0.01wt% (optimally, cellulose acetate with an acetyl group content 37-44wt%) with (B) pref. 0.001-0.05pt.wt. of a weak organic acid with a boiling point >=150 deg.C (e.g., tartaric acid), and (C) pref. 0.05-1.0pt.wt. of a thioether compound with a boiling point >=150 deg.C (e.g., dilauryl thiodipropionate), and furthermore, preferably, (D) pref. 0.005-0.5pt.wt. of a phosphorus ester compound with a boiling point >=150 deg.C (e.g., triphenyl phosphite) and/or (E) pref. 0.05-5pts.wt. of an epoxy compound with a boiling point >=150 deg.C.

18. 发明专利

JPS61276836A CELLULOSE DERIVATIVE RESIN COMPOSITION 失效
公开(公告)号：JPS61276836A
公开(公告)日：1986-12-06
申请号：JP11778985
申请日：1985-05-31
申请人： DAIHACHI CHEM IND , DAICEL CHEM
发明人： ONISHI MASAYA , HAGIMOTO TAKUMI , TANAKA MASAYA , SHIMODA MINORU , MIZUTA OSAMU
IPC分类号： C08L67/00 , C08L1/00 , C08L67/02
摘要： PURPOSE:The tilted composition having improved flexibility and improved properties free from plasticizer migration, obtained by blending a cellulose with a phthalic polyester as a plasticizer. CONSTITUTION:(A) 100pts.wt. cellulose derivative, preferably cellulose acetate propionate, cellulose acetate butylate, especially preferably cellulose acetate is blended with (B) 5-75pts.wt., preferably 10-45pts.wt. phthalic acid polyester having 250-3,000, preferably 700-1,000 average molecular weight obtained by subjecting a phthalic acid (preferably isophthalic acid or phthalic anhydride) and a bihydric alcohol (preferably 1,2-propylene glycol or 1,3-butandiol) to dehydrating esterification reaction in the presence of a catalyst (e.g., tetrabutyl titanate, etc.) under heating in a mixed state, or a compound obtained by treating the end group of the phthalic acid polyester by acetylation, etc.

19. 发明专利

JP2004066191A Filter and filtering method using the same 审中-公开
标题翻译：使用相同的过滤器和过滤方法
公开(公告)号：JP2004066191A
公开(公告)日：2004-03-04
申请号：JP2002232673
申请日：2002-08-09
申请人： Daicel Chem Ind Ltd , Kawasaki Sanko Kasei Kk , ダイセル化学工業株式会社 , 川崎三興化成株式会社
发明人： ONISHI MASAYA , HIRAISHI MASANORI , ASAI MASAO
IPC分类号： B01D39/12 , B01D35/02 , B01D39/14 , B01D39/20 , B29C47/68
摘要： PROBLEM TO BE SOLVED: To provide a filter for efficiently catching foreign matter in a molten polymer.
SOLUTION: This filter is constituted by layering a plurality of metallic fiber filter elements 2 mutually different in filtration precision and sintering the layered elements 2. The elements 2 can be layered successively so that the filtration precision becomes higher as it goes to the downstream part of the flow direction of the molten resin from the upstream part. This filter is composed of the first filter layer consisting of at least one metallic fiber filter element and the second filter layer consisting of at least one filter element having a woven structure. The first filter layer can consist of the plurality of elements 2.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种用于有效地捕获熔融聚合物中的异物的过滤器。解决方案：该过滤器通过层叠过滤精度相互不同的多个金属纤维过滤元件2和烧结层状元件2而构成。元件2可以依次层叠，使得过滤精度随着到达熔融树脂从上游部分的流动方向的下游部分。该过滤器由由至少一个金属纤维过滤元件组成的第一过滤层和由具有编织结构的至少一个过滤元件组成的第二过滤层组成。第一个过滤层可以由多个元件组成。版权所有（C）2004，JPO

20. 发明专利

JP2003050306A Anisotropic diffusion film 有权
标题翻译：各向异性扩散膜
公开(公告)号：JP2003050306A
公开(公告)日：2003-02-21
申请号：JP2002158589
申请日：2002-05-31
申请人： Daicel Chem Ind Ltd , Mitsubishi Electric Corp , ダイセル化学工業株式会社 , 三菱電機株式会社
发明人： HIRAISHI MASANORI , ONISHI MASAYA , SASAGAWA TOMOHIRO , IWASAKI NAOKO , YUKI AKIMASA
IPC分类号： G02B5/02 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide an anisotropic diffusion film which can simplify the structure of a liquid crystal display device and can uniformize the luminance of the display surface. SOLUTION: The transmission type display device 1 is composed of a liquid crystal display unit 2 and a surface illuminant film 3. The surface illuminant unit is equipped with a tubular light source 4, a light guide member 5 having wedge-shaped reflective grooves formed on the lower part thereof, and a light diffusion film 7 to anisotropically diffuse light. The light diffusion film has such scattering characteristics F (θ) representing the relation between the scattering angle θ and the scattering light intensity F that the scattering characteristics Fx (θ) in the X-axis direction of the film and the scattering characteristics Fy (θ) in the Y-axis direction gradually decrease with the increase in the scattering angle θ and satisfy 1.01
摘要翻译：要解决的问题：提供可以简化液晶显示装置的结构并且可以使显示表面的亮度均匀化的各向异性扩散膜。解决方案：透射型显示装置1由液晶显示单元2和表面光源膜3组成。表面光源单元配备有管状光源4，导光构件5，其形成有楔形反射槽下部，以及光扩散膜7，以使各向异性扩散光。光漫射膜具有表示散射角θ和散射光强度F之间的关系的散射特性F（θ），膜的X轴方向的散射特性Fx（θ）和散射特性Fy（θ ）随着散射角θ的增加而逐渐减小，在散射角θ为4〜30度的范围内满足1.01≤Fy（θ）/ Fx（θ）<= 100。和角度θ= 18度处的1.1 <= Fy（θ）/ Fx（θ）<= 20

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式