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1. 发明专利

JP2004292627A Metal nanorod, metal nanorod-containing composition, its manufacturing process and its application 有权
公开(公告)号：JP2004292627A
公开(公告)日：2004-10-21
申请号：JP2003086625
申请日：2003-03-26
申请人： Dainippon Toryo Co Ltd , Mitsubishi Materials Corp , 三菱マテリアル株式会社 , 大日本塗料株式会社
发明人： HIRATA HIROKI , TAKADA YOSHIAKI , RI NARIYOSHI , MIZOGUCHI HIROTSUYO , ISHIHARA MASAOKI , MUROUCHI MASAHITO
IPC分类号： B82B1/00 , B22F9/24 , B82B3/00 , C09C1/00 , C09C1/62 , C09D7/12 , C09D201/00 , C25C5/02
摘要： PROBLEM TO BE SOLVED: To provide a metal nanorod having a sharp selective light absorption to specific wavelengths in the visual light to near infrared region and an excellent electromagnetic wave shielding property.
SOLUTION: The metal nanorod is a rod-shaped metal particle. The coefficients of variation in the long axis and the short axis are each not more than 20%. Preferably, the metal nanorod is a rod-shaped metal particle obtained by reduction of metal ions, the length of the long axis is less than 400 nm, the aspect ratio of the long axis to the short axis is not more than 100, and the coefficients of variation in the long axis and the short axis are each not more than 20%.
COPYRIGHT: (C)2005,JPO&NCIPI

2. 发明专利

JP2004346396A Method of producing metallic fine particles, and application of the fine particles 有权
公开(公告)号：JP2004346396A
公开(公告)日：2004-12-09
申请号：JP2003146678
申请日：2003-05-23
申请人： Dainippon Toryo Co Ltd , Mitsubishi Materials Corp , 三菱マテリアル株式会社 , 大日本塗料株式会社
发明人： HIRATA HIROKI , TAKADA YOSHIAKI , RI NARIYOSHI , MIZOGUCHI HIROTSUYO , ISHIHARA MASAOKI , MUROUCHI MASAHITO
IPC分类号： C09D7/12 , C09D201/00 , C25C5/02
摘要： PROBLEM TO BE SOLVED: To provide a production method for producing metallic fine particles with high reproducibility.
SOLUTION: In the method of producing metallic fine particles by electrochemically reducing metal ions in a solution containing surfactants, the solution containing the surfactant expressed by chemical formula (I), and the surfactant expressed by chemical formula (II) is used, and the concentration of the surfactant expressed by the chemical formula (II) is controlled to 0.006 to 0.020 mol/L when n is 1 to 9, and to 0.002 to 0.005 mol/L when n is 10 to 15, so that the reproducibility of the rod-shaped metallic fine particles is increased: CH
3 (CH
2 )
n N
+ (CH
3 )
3 Br
- (n is the integer of 1 to 15) (I), and (CH
3 (CH
2 )
n )
4 N
+ Br
- (n is the integer of 1 to 15) (II).
COPYRIGHT: (C)2005,JPO&NCIPI

3. 发明专利

JP2005068447A Method of producing metal nanorod 有权
标题翻译：生产金属纳米棒的方法
公开(公告)号：JP2005068447A
公开(公告)日：2005-03-17
申请号：JP2003208691
申请日：2003-08-25
申请人： Dainippon Toryo Co Ltd , Mitsubishi Materials Corp , 三菱マテリアル株式会社 , 大日本塗料株式会社
发明人： KAWASAKI HIDEYA , HIRATA HIROKI , TAKADA YOSHIAKI , RI NARIYOSHI , MIZOGUCHI HIROTSUYO , ISHIHARA MASAOKI , MUROUCHI MASAHITO
IPC分类号： C25C5/02
摘要： PROBLEM TO BE SOLVED: To provide a production method by which metal particulates in which the ratio of spherical metal particulates is low and the ratio of rod-like metal particulates is high can efficiently be produced.
SOLUTION: In the method of producing metal nanorods by electrochemical reaction in a surfactant-containing solution, an aqueous solution containing a surfactant expressed by chemical formula (I) is used. Preferably, an aqueous solution containing a surfactant expressed by chemical formula (I), a surfactant expressed by chemical formula (II) and CTAB (hexadecyltrimethylammonium bromide) expressed by chemical formula (III) is used: chemical formula (I) is ((CH
2 )nCH
3 )
2 N
+ (CH
3 )
2 Br
- n (wherein, n is an integer of ≥1); chemical formula (II) is ((CH
3 )(CH
2 )m)
4 N
+ Br
- (wherein, m is an integer of ≥1); and chemical formula (III) is CH
3 (CH
2 )
15 N
+ (CH
3 )
3 BR
- .
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：解决的问题：提供一种可以有效地制造球状金属微粒的比例小的金属微粒与棒状金属微粒的比率高的制造方法。解决方案：在含表面活性剂的溶液中通过电化学反应制备金属纳米棒的方法中，使用含有由化学式（I）表示的表面活性剂的水溶液。优选使用由化学式（I）表示的表面活性剂，由化学式（II）表示的表面活性剂和CTAB（十六烷基三甲基溴化铵）由化学式（III）表示的水溶液：化学式（I）为（（CH 2 ）NCH 3 ） 2 ñ + （CH 3 ） 2（其中，n为≥1的整数）; 化学式（II）是（（CH 3 SB 3）（CH 2 SB 2）m）4 S / SP> - （其中，m为≥1的整数）; 化学式（III）为CH 3，CH 3，CH 3，CH 3，CH 3，CH 3，） 3 BR - 。版权所有（C）2005，JPO＆NCIPI

4. 发明专利

JP2004238504A Light absorption material and its formation composition 审中-公开
公开(公告)号：JP2004238504A
公开(公告)日：2004-08-26
申请号：JP2003029253
申请日：2003-02-06
申请人： Dainippon Toryo Co Ltd , Mitsubishi Materials Corp , 三菱マテリアル株式会社 , 大日本塗料株式会社
发明人： HIRATA HIROKI , TAKADA YOSHIAKI , RI NARIYOSHI , MIZOGUCHI HIROTSUYO , ISHIHARA MASAOKI , MUROUCHI MASAHITO
IPC分类号： G02B5/22 , C09D5/32 , C09D7/12 , C09D201/00 , C09K3/00 , C23C30/00
摘要： PROBLEM TO BE SOLVED: To provide a light absorption material having excellent heat resistance and a selective absorption function against a visual light and near infrared radiation, and its formation composition.
SOLUTION: The composition for forming the light absorption material is characterized by comprising a metal nano rod of which a long axis is less than 400 nm and an aspect ratio is larger than 1, the pigment having a selective absorption function at a wave length area of 780 nm or shorter and preferably a resin of binder, and can be used in various forms such as a coating composition, a coating film, a film or a plate material. The light absorption material has a filter layer formed by the composition.
COPYRIGHT: (C)2004,JPO&NCIPI

5. 发明专利

JP2004196923A Metal nanowire-containing composition and electromagnetic wave-shielding filter 有权
公开(公告)号：JP2004196923A
公开(公告)日：2004-07-15
申请号：JP2002365949
申请日：2002-12-17
申请人： Dainippon Toryo Co Ltd , Mitsubishi Materials Corp , 三菱マテリアル株式会社 , 大日本塗料株式会社
发明人： HIRATA HIROKI , TAKADA YOSHIAKI , RI NARIYOSHI , MIZOGUCHI HIROTSUYO , ISHIHARA MASAOKI , MUROUCHI MASAHITO
IPC分类号： C09D7/12 , C09D5/32 , C09D201/00 , H05K9/00
摘要： PROBLEM TO BE SOLVED: To provide a composition capable of forming a filter which is transparent to visible light and excellent in electromagnetic wave-shielding function, and to provide a filter of the same. SOLUTION: The metal nanowire-containing composition is a composition containing a wire-like metal having a major axis of 400 nm or more and a minor axis of 50 nm or less (metal nanowire), for example, a composition in which the metal nanowire is dispersed in a resin. The filter having high transparency in a visible light region and good electromagnetic wave-shielding function can be formed from this composition. COPYRIGHT: (C)2004,JPO&NCIPI

6. 发明专利

JP2004346397A Method of producing metallic fine particles, and application of the fine particles 有权
公开(公告)号：JP2004346397A
公开(公告)日：2004-12-09
申请号：JP2003146688
申请日：2003-05-23
申请人： Dainippon Toryo Co Ltd , Mitsubishi Materials Corp , 三菱マテリアル株式会社 , 大日本塗料株式会社
发明人： HIRATA HIROKI , TAKADA YOSHIAKI , RI NARIYOSHI , MIZOGUCHI HIROTSUYO , ISHIHARA MASAOKI , MUROUCHI MASAHITO
IPC分类号： G02B5/22 , C25C1/20 , C25C5/02 , H01B1/22 , H01B13/00 , H05K9/00
摘要： PROBLEM TO BE SOLVED: To provide a method for efficiently producing metallic fine particles which has a nanosize and contain a low content of spherical metallic fine particles and a high content of rod-shaped metallic fine particles. SOLUTION: In the method for producing metallic fine particles by reducing metal ions electrochemically in a solution containing surfactants, the solution containing a surfactant expressed by chemical formula (I) and two or three or more kinds of surfactants expressed by chemical formula (II) is used, so that the formation ratio of rod-shaped metallic fine particles is increased: CH 3 (CH 2 ) n N + (CH 3 ) 3 Br - (n is the integer of 1 to 15) (I), and (CH 3 (CH 2 ) n ) 4 N + Br - (n is the integer of 1 to 15) (II). COPYRIGHT: (C)2005,JPO&NCIPI

7. 发明专利

JP2004339545A Method of producing metal particulate, and use thereof 有权
标题翻译：生产金属颗粒的方法及其用途
公开(公告)号：JP2004339545A
公开(公告)日：2004-12-02
申请号：JP2003135101
申请日：2003-05-13
申请人： Dainippon Toryo Co Ltd , Mitsubishi Materials Corp , 三菱マテリアル株式会社 , 大日本塗料株式会社
发明人： HIRATA HIROKI , TAKADA YOSHIAKI , RI NARIYOSHI , MIZOGUCHI HIROTSUYO , ISHIHARA MASAOKI , MUROUCHI MASAHITO
IPC分类号： C09D5/32 , C09D7/12 , C09D201/00 , C25C5/02 , H01B1/16 , H01B1/22 , H01B13/00
摘要： PROBLEM TO BE SOLVED: To provide a method of producing metal particulates in which the ratio of rod-shaped metal particulates is high.
SOLUTION: In the method where metal ions are electrochemically reduced in a solution containing a surfactant to produce metal particulates, the solution containing a surfactant expressed by formula (I) and a surfactant expressed by formula (II), and to which ketones having a cyclic structure are further added is used: formula (I) is expressed by CH
3 (CH
2 )
n N
+ (CH
3 )
3 Br
- (n=the integer of 1 to 15), and the formula (II) is expressed by (CH
3 (CH
2 )
n )
4 N
+ Br
- (n=the integer of 1 to 15).
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种制造棒状金属微粒的比率高的金属微粒的方法。解决方案：在含有表面活性剂的溶液中电化学还原金属离子以制造金属颗粒的方法中，所述溶液含有由式（I）表示的表面活性剂和由式（II）表示的表面活性剂，并且其中酮使用进一步添加的具有环状结构的化合物：式（I）由CH 3，CH 3，CH 2，...，（CH 3 ）3 SB （n = 1〜15的整数），式（II）由（CH 3 （CH 2 ）表示。 - （n = 1〜15的整数）。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2004198665A Light absorbing material and composition for forming same 有权
公开(公告)号：JP2004198665A
公开(公告)日：2004-07-15
申请号：JP2002365948
申请日：2002-12-17
申请人： Dainippon Toryo Co Ltd , Mitsubishi Materials Corp , 三菱マテリアル株式会社 , 大日本塗料株式会社
发明人： HIRATA HIROKI , TAKADA YOSHIAKI , RI NARIYOSHI , MIZOGUCHI HIROTSUYO , ISHIHARA MASAOKI , MUROUCHI MASAHITO
IPC分类号： G02B5/22 , C09K3/00
摘要： PROBLEM TO BE SOLVED: To provide a light absorbing material which has superior heat resistance and also has a function of selectively absorbing visible light and near infrared light, and a composition for forming the same.
SOLUTION: The light absorbing material has metal nanorods which has a

9. 发明专利

JP2005038625A Composition containing metal nano rod and metallic oxide powder, and application thereof 有权
标题翻译：包含金属纳米棒和金属氧化物粉末的组合物及其应用
公开(公告)号：JP2005038625A
公开(公告)日：2005-02-10
申请号：JP2003197258
申请日：2003-07-15
申请人： Dainippon Toryo Co Ltd , Jiemuko:Kk , Mitsubishi Materials Corp , 三菱マテリアル株式会社 , 大日本塗料株式会社 , 株式会社ジェムコ
发明人： HIRATA HIROKI , TAKADA YOSHIAKI , RI NARIYOSHI , MIZOGUCHI HIROTSUYO , ISHIHARA MASAOKI , MUROUCHI MASAHITO , HAGIWARA MASAHIRO
IPC分类号： C08K3/00 , B22F1/00 , C08L101/00 , C09C1/00 , C09C1/60 , C09C3/06 , C09D5/24 , C09D5/32 , C09D7/12 , C09D201/00 , H01B1/20
摘要： PROBLEM TO BE SOLVED: To provide a composition capable of having a superior absorption effect to a specified wavelength in a visual light/near infrared light region, and to provide a material that is formed by the composition and has various kinds of functions.
SOLUTION: The composition contains a rod-like metal fine particle (the metal nano rod) of which the long axis is less than 400nm and an aspect ratio is larger than 1, and conductive metal oxide powder. Preferably in the composition, the conductive metal oxide powder is at least one kind selected from a group of a tin-doped indium oxide, an antimony-doped tin oxide, and an aluminum-doped zinc oxide and is fine powder of which the average primary grain size is 0.2μm or less. The material has a coating film formed by the composition and a polymer film.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够在视觉/近红外光区域具有优异的吸收效果的组合物，并且提供通过该组合物形成并具有各种功能的材料。解决方案：组合物含有长轴小于400nm，长径比大于1的棒状金属微粒（金属纳米棒）和导电金属氧化物粉末。优选地，在组合物中，导电金属氧化物粉末是选自掺杂锡的氧化铟，掺锑氧化锡和掺铝的氧化锌中的至少一种，并且是其平均初级粒径为0.2μm以下。该材料具有通过该组合物形成的涂膜和聚合物膜。版权所有（C）2005，JPO＆NCIPI

10. 发明专利

JP2004238503A Metal nano fiber-containing composition and its application 有权
公开(公告)号：JP2004238503A
公开(公告)日：2004-08-26
申请号：JP2003029250
申请日：2003-02-06
申请人： Dainippon Toryo Co Ltd , Mitsubishi Materials Corp , 三菱マテリアル株式会社 , 大日本塗料株式会社
发明人： HIRATA HIROKI , TAKADA YOSHIAKI , RI NARIYOSHI , MIZOGUCHI HIROTSUYO , ISHIHARA MASAOKI , MUROUCHI MASAHITO
IPC分类号： B05D7/24 , B32B15/06 , C08K7/06 , C08L101/00 , C09D7/12 , C09D201/00
摘要： PROBLEM TO BE SOLVED: To provide a composition capable of forming a shutting off filter having high transparency at a visual light area, a performance for absorbing a specific wave length at near infrared radiation area, a small surface resistance value and an excellent electromagnetic wave shutting off performance, and its filter.
SOLUTION: The metal nano fiber-containing composition is characterized by comprising a metal nano rod of which a long axis is less than 400 nm and an aspect ratio is larger than 1 and a metal nano wire of which the long axis is 400 nm or longer and a short axis is 50 nm or shorter.
COPYRIGHT: (C)2004,JPO&NCIPI

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