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1. 发明专利

JP2002003972A ALUMINUM ALLOY FOR HEAT SINK EXCELLENT IN THERMAL CONDUCTIVITY 失效
公开(公告)号：JP2002003972A
公开(公告)日：2002-01-09
申请号：JP2000187181
申请日：2000-06-22
申请人： RYOKA MACS CORP
发明人： MIYAZAKI HIROSHI , TSUCHIYA ATSUSHI , HAYASHI SATOYUKI
IPC分类号： C22C21/00
摘要： PROBLEM TO BE SOLVED: To provide an aluminum alloy for a heat sink having better thermal conductivity than that of the conventional Al-Si die casting alloy while keeping its die castability. SOLUTION: This aluminum alloy material for a heat sink has a composition containing, by weight, 0.002 to 0.08% B, 4.0 to 14.0% Si and 0.2 to 1.0% Fe, and the balance aluminum with inevitable impurities.

2. 发明专利

JP2002241877A ALUMINUM ALLOY MATERIAL HAVING EXCELLENT THERMAL CONDUCTIVITY AND BRIGHTNESS 失效
公开(公告)号：JP2002241877A
公开(公告)日：2002-08-28
申请号：JP2001044191
申请日：2001-02-20
申请人： RYOKA MACS CORP
发明人： MIYAZAKI HIROSHI , TSUCHIYA ATSUSHI , HAYASHI SATOYUKI
IPC分类号： C22C21/00
摘要： PROBLEM TO BE SOLVED: To provide an aluminum alloy material which has high thermal conductivity, is also excellent in the brightness of an anode oxide coating, and has good appearance. SOLUTION: The aluminum alloy material has a composition containing, by weight, 0.5 to 1.5% Co, and, if required, further containing at least one kind selected from 0.002 to 0.08% B,

3. 发明专利

JP2006241531A Continuous casting aluminum alloy ingot and its production method 有权
标题翻译：连续铸铝合金及其生产方法
公开(公告)号：JP2006241531A
公开(公告)日：2006-09-14
申请号：JP2005059910
申请日：2005-03-04
申请人： Ryoka Macs Corp , Toyota Motor Corp , トヨタ自動車株式会社 , 菱化マックス株式会社
发明人： MIYAZAKI HIROSHI , TSUCHIYA ATSUSHI , GOSHIMA TOSHIO
IPC分类号： C22C21/02 , C22F1/00 , C22F1/043
摘要： PROBLEM TO BE SOLVED: To provide an aluminum alloy ingot as a stock material which can be machined and is adapted to desired physical properties of Al-Si-Cu-Mg-based aluminum alloy castings manufactured by die casting and its production method.
SOLUTION: The ingot is obtained by heat treating the ingot formed by continuous casting of an alloy prepared by further incorporating one or two or more elements among 0.02 to 0.20 wt% Cr, 0.02 to 0.20 wt% Ti, and 0.02 to 0.20 wt% V into an alloy containing 8.0 to 11.0 wt% Si, 2.5 to 4.5 wt% Cu, 0.2 to 0.8 wt% Mg, ≤0.25 wt% Fe and the balance aluminum and inevitable impurities, wherein the 0.2% yield strength of the aluminum alloy ingot after the continuous casting is 145 to 170 MPa and the thermal conductivity is 110 to 125 W/mx°C. The ingot production method is provided.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种铝合金锭作为可加工的原料，并适用于通过压铸制造的Al-Si-Cu-Mg基铝合金铸件的理想物理性能及其制造方法。解决方案：通过对通过连续铸造合金制成的锭进行热处理获得，该合金通过在0.02-0.20重量％的Cr，0.02-0.20重量％的Ti和0.02-0.20之间进一步掺入一种或两种以上的元素而制备。重量％V的合金，含有8.0〜11.0重量％的Si，2.5〜4.5重量％的Cu，0.2〜0.8重量％的Mg，≤0.25重量％的Fe，余量为铝和不可避免的杂质，其中铝的0.2％屈服强度连铸后的合金锭为145〜170MPa，导热率为110〜125W / m×℃。提供锭生产方法。版权所有（C）2006，JPO＆NCIPI

4. 发明专利

JP2006063420A Aluminum alloy material for heat sink and its production method 有权
标题翻译：用于散热的铝合金材料及其生产方法
公开(公告)号：JP2006063420A
公开(公告)日：2006-03-09
申请号：JP2004249973
申请日：2004-08-30
申请人： Ryoka Macs Corp , 菱化マックス株式会社
发明人： YAMAZAKI TOSHIHARU , MIYAZAKI HIROSHI , TSUCHIYA ATSUSHI
IPC分类号： C22C21/02 , C22F1/00 , C22F1/043 , H01L23/373 , H05K7/20
摘要： PROBLEM TO BE SOLVED: To provide an aluminum alloy material, in a heat sink requiring satisfactory heat radiation, while maintaining its thermal conductivity, having material strength enough for withstanding local pressurization such as bolting, and satisfactory castability at the time of die casting.
SOLUTION: The aluminum alloy material for a heat sink has a composition comprising, by weight, 4.5 to 13.5% Si, 0.20 to 0.70% Mg, 0.20 to 1.00% Fe and 0.002 to 0.08% B, and the balance aluminum with inevitable impurities, and also has an electric conductivity of ≥38 IACS(International Annealed Copper Standard)% and a Brinell hardness value of ≥60. In the method for producing the aluminum alloy material for a heat sink, an alloy in the above compositional range is cast by die casting, and is thereafter subjected to aging heat treatment at 180 to 250°C for 0.8 to 5.0 hr. A heat sink is produced from the alloy material.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供铝合金材料，在需要令人满意的散热的散热器中，同时保持其导热性，具有足以承受局部加压（例如螺栓连接）的材料强度和在模具时的令人满意的浇注性铸件。解决方案：用于散热器的铝合金材料的组成包含重量比为4.5至13.5％的Si，0.20至0.70％的Mg，0.20至1.00％的Fe和0.002至0.08％的B，余量为的铝与不可避免的杂质，电导率≥38IACS（国际退火铜标准）％，布氏硬度≥60。在制造散热用铝合金材料的方法中，通过压铸将上述成分范围的合金铸造，然后在180〜250℃下进行0.8〜5.0小时的时效热处理。从合金材料产生散热器。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2002226932A ALUMINUM ALLOY FOR HEAT SINK HAVING EXCELLENT STRENGTH AND THERMAL CONDUCTIVITY AND PRODUCTION METHOD THEREFOR 失效
公开(公告)号：JP2002226932A
公开(公告)日：2002-08-14
申请号：JP2001024826
申请日：2001-01-31
申请人： RYOKA MACS CORP
发明人： MIYAZAKI HIROSHI , TSUCHIYA ATSUSHI , HAYASHI SATOYUKI
IPC分类号： C22F1/04 , C22C21/00 , C22F1/00
摘要： PROBLEM TO BE SOLVED: To provide an aluminum alloy which has strength enough for withstanding machining for a heat sink, high heat radiability and thermal conductivity, and to provide a production method therefor. SOLUTION: The aluminum alloy material for a heat sink has a composition containing, by weight, 0.40 to 1.60% Si, 0.30 to 0.70% Mg, 0.20 to 1.00% Fe and 0.002 to 0.08% B, and the balance aluminum with inevitable impurities. The aluminum alloy material has electric conductivity of >=48IACS% and a Brinell hardness value of >=50. In the production method for the aluminum alloy material for a heat sink, the alloy having the above composition is cast by diecasting, and is thereafter subjected to aging heat treatment at 190 to 260 deg.C for 0.8 to 5.0 hr.

6. 发明专利

JP2002226931A ALUMINUM ALLOY FOR HEAT SINK HAVING EXCELLENT THERMAL CONDUCTIVITY 失效
公开(公告)号：JP2002226931A
公开(公告)日：2002-08-14
申请号：JP2001024827
申请日：2001-01-31
申请人： RYOKA MACS CORP
发明人： MIYAZAKI HIROSHI , TSUCHIYA ATSUSHI , HAYASHI SATOYUKI
IPC分类号： C22C21/00
摘要： PROBLEM TO BE SOLVED: To provide an aluminum alloy for a heat sink, which has high strength, high heat radiability and its thermal conductivity. SOLUTION: The aluminum alloy for a heat sink has a composition containing, by weight, 0.65 to 1.25% Fe, 0.30 to 0.65% Ni and 0.002 to 0.08% B, and in which the total content of Fe and Ni is also 1.00 to 1.85%, and the balance aluminum with inevitable impurities. The aluminum alloy material has electric conductivity of >=54IACS% and a Brinell hardness value of >=30.

7. 发明专利

JP2002363678A ALUMINUM ALLOY MATERIAL FOR CASTING 失效
公开(公告)号：JP2002363678A
公开(公告)日：2002-12-18
申请号：JP2001171668
申请日：2001-06-06
申请人： RYOKA MACS CORP , NISSIN KOGYO KK
发明人： MIYAZAKI HIROSHI , TSUCHIYA ATSUSHI
IPC分类号： C22C21/16 , C22C21/00
摘要： PROBLEM TO BE SOLVED: To obtain an aluminum alloy material for casting which has excellent heat resisting strength and excellent casting cracking properties. SOLUTION: This aluminum alloy material for casting has a composition containing, by weight, >5.0 to 6.5% Cu, 0.10 to 0.30% Mg, 0.35 to 1.20% Si, 0.03 to 0.12% Ti and 0.001 to 0.01% B, and containing

8. 发明专利

JP2002348626A ALUMINUM ALLOY MATERIAL FOR DIE CASTING 失效
公开(公告)号：JP2002348626A
公开(公告)日：2002-12-04
申请号：JP2001150775
申请日：2001-05-21
申请人： RYOKA MACS CORP
发明人： MIYAZAKI HIROSHI , TAKEMURA KAZUNARI , TSUCHIYA ATSUSHI
IPC分类号： C22C21/02 , C22C21/00 , C22C21/06
摘要： PROBLEM TO BE SOLVED: To provide an aluminum alloy material for die casting, which has high strength in a high-temperature region of higher than 300 deg.C, and has superior corrosion resistance. SOLUTION: The aluminum alloy material for die casting is characterized by including 0.25-3.00 wt.% Si, 0.15-1.2 wt.% Mg, 0.3-3.0 wt.% Mn, 0.2-1.0 wt.% Fe, and the balance aluminum with unavoidable impurities.

9. 发明专利

JP2002105571A ALUMINUM ALLOY MATERIAL FOR HEAT SINK, HAVING EXCELLENT THERMAL CONDUCTIVITY 失效
公开(公告)号：JP2002105571A
公开(公告)日：2002-04-10
申请号：JP2000303037
申请日：2000-10-03
申请人： RYOKA MACS CORP
发明人： MIYAZAKI HIROSHI , TSUCHIYA ATSUSHI , HAYASHI SATOYUKI
IPC分类号： C22C21/02
摘要： PROBLEM TO BE SOLVED: To produce an aluminum alloy resulting from increasing thermal conductivity of the conventional Al-Si die casting alloy for a heat sink while securing its die castability. SOLUTION: This aluminum alloy material for a heat sink, having excellent thermal conductivity, has a composition containing, by weight, 4.0 to 14.0% Si and 0.2 to 1.0% Fe and further containing at least one or more kinds selected from the groups consisting of 0.003 to 0.05% Ca, 0.003 to 0.05% Sr and 0.003 to 0.05% Na, and the balance aluminum with inevitable impurities.

10. 发明专利

JP2001254135A ALUMINUM ALLOY MATERIAL EXCELLENT IN ELECTRIC CONDUCTIVITY AND THERMAL CONDUCTIVITY 失效
公开(公告)号：JP2001254135A
公开(公告)日：2001-09-18
申请号：JP2000069090
申请日：2000-03-13
申请人： RYOKA MACS CORP
发明人： MIYAZAKI HIROSHI , TSUCHIYA ATSUSHI , HAYASHI SATOYUKI
IPC分类号： C22C21/00
摘要： PROBLEM TO BE SOLVED: To provide an aluminum alloy increased in electric conductivity and thermal conductivity while maintaining its strength, in an Al-Fe-Ni alloy. SOLUTION: This aluminum alloy material has a composition containing, by weight, 0.002 to 0.08% B, 0.05 to 2.5% Fe and/or 0.05 to 2.5% Ni, if required, further containing, at need, at least one kind selected from 0.1 to 4.0% Si, 0.1 to 4.0% Zn, 0.05 to 1.0% Mg, 0.05 to 1.0% Cu and 0.05 to 2.0% Co, and the balance aluminum with inevitable impurities.

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