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公开(公告)号:US20130020530A1
公开(公告)日:2013-01-24
申请号:US13580501
申请日:2010-03-31
申请人: Nobuyuki Kaga , Keisuke Oda
发明人: Nobuyuki Kaga , Keisuke Oda
IPC分类号: C09K15/32
摘要: Disclosed is a cooling liquid composition, which has an excellent ability to prevent the corrosion of mainly a metal constituting a cooling system for an internal combustion engine or the like, particularly an iron-based metal, or alumninum or an aluminum alloy, and also can effectively inhibit cavitation damage. The composition contains a glycol as a base material, wherein the composition does not contain p-tert butyl benzoate or an alkali metal salt thereof, but contains (a) 0.05-0.5% by mass of silicic acid or an alkali metal salt thereof, (b) 0.1-8% by mass of sebacic acid or an alkali metal salt thereof, (c) 0.1-10% by mass of toluic acid or an alkali metal salt thereof, and (d) 0.001-0.5% by mass of at least one compound selected from a strontium compound, a magnesium compound, and a calcium compound.
摘要翻译: 公开了一种冷却液组合物,其具有优异的防止主要构成内燃机等的冷却系统的金属,特别是铁基金属或铝合金或铝合金的腐蚀的能力,并且还可以 有效抑制气穴损伤。 该组合物含有作为基材的二醇,其中,所述组合物不含有对叔丁基苯甲酸酯或其碱金属盐,但含有(a)0.05〜0.5质量%的硅酸或其碱金属盐( b)0.1-8质量%的癸二酸或其碱金属盐,(c)0.1-10质量%的甲苯甲酸或其碱金属盐,和(d)至少0.001-0.5质量% 一种选自锶化合物,镁化合物和钙化合物的化合物。
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公开(公告)号:US07258814B2
公开(公告)日:2007-08-21
申请号:US11641581
申请日:2006-12-19
申请人: Hiroshi Egawa , Nobuyuki Kaga
发明人: Hiroshi Egawa , Nobuyuki Kaga
摘要: The present invention provides a coolant composition having a glycol as a main component, which prevents iron and aluminum from being corroded, and in particular, has excellent corrosion preventing properties for aluminum and aluminum alloys at high temperatures, and the coolant composition is characterized by containing: (a) 0.1-10 % by weight of at least one component selected from among aromatic monobasic acids and the salts thereof; (b) 0.0001-0.1 % by weight of at least one component selected from among strontium compounds, magnesium compounds and calcium compounds; and (c) 0.01-1.0 % by weight of 2-phosphonobutane-1,2,4-tricarboxylic acid or the salt thereof.
摘要翻译: 本发明提供一种具有二醇作为主要成分的冷却剂组合物,其防止铁和铝被腐蚀,特别是对于铝和铝合金在高温下具有优异的防腐性能,并且冷却剂组合物的特征在于含有 :(a)0.1-10重量%的至少一种选自芳族一元酸及其盐的组分; (b)0.0001-0.1重量%的至少一种选自锶化合物,镁化合物和钙化合物的组分; 和(c)0.01-1.0重量%的2-膦酰基丁烷-1,2,4-三羧酸或其盐。
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公开(公告)号:US20060237685A1
公开(公告)日:2006-10-26
申请号:US11395106
申请日:2006-03-31
申请人: Hiroshi Egawa , Nobuyuki Kaga
发明人: Hiroshi Egawa , Nobuyuki Kaga
IPC分类号: C09K5/00
摘要: The present invention provides a coolant composition having a glycol as a main component, which prevents iron and aluminum from being corroded, and in particular, has excellent corrosion preventing properties for aluminum and aluminum alloys at high temperatures, and the coolant composition is characterized by containing: (a) 0.1-10% by weight of at least one component selected from among aromatic monobasic acids and the salts thereof; (b) 0.0001-0.1% by weight of at least one component selected from among strontium compounds, magnesium compounds and calcium compounds; and (c) 0.01-1.0% by weight of 2-phosphonobutane-1,2,4-tricarboxylic acid or the salt thereof.
摘要翻译: 本发明提供一种具有二醇作为主要成分的冷却剂组合物,其防止铁和铝被腐蚀,特别是对于铝和铝合金在高温下具有优异的防腐性能,并且冷却剂组合物的特征在于含有 :(a)0.1-10重量%的至少一种选自芳族一元酸及其盐的组分; (b)0.0001-0.1重量%的至少一种选自锶化合物,镁化合物和钙化合物的组分; 和(c)0.01-1.0重量%的2-膦酰基丁烷-1,2,4-三羧酸或其盐。
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公开(公告)号:US06818145B1
公开(公告)日:2004-11-16
申请号:US10239386
申请日:2003-01-10
申请人: Yuji Miyake , Nobuyuki Kaga
发明人: Yuji Miyake , Nobuyuki Kaga
IPC分类号: C01K500
CPC分类号: C09K5/10 , C09K5/20 , C23F11/10 , C23F11/124 , C23F11/126
摘要: A durable antifreeze/coolant composition for coolants for the cooling systems of internal combustion engines is disclosed. The composition is excellent in inhibiting corrosion of metal portions, especially iron and aluminum portions and effectively inhibits cavitation damage. The antifreeze/coolant composition includes about 0.1-8.0% by weight of C6-C12 aliphatic dibasic acid and/or an alkali metal salt thereof and about 0.1-10% by weight of p-toluic acid and/or an alkali metal salt thereof.
摘要翻译: 公开了一种用于内燃机冷却系统的冷却剂的耐用防冻剂/冷却剂组合物。 该组合物在抑制金属部分,特别是铁和铝部分的腐蚀方面优异,并且有效地抑制气蚀损伤。 防冻剂/冷却剂组合物包含约0.1-8.0重量%的C 6 -C 12脂族二元酸和/或其碱金属盐和约0.1-10重量%的对甲苯甲酸和/或其碱金属盐。
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公开(公告)号:US20070075289A1
公开(公告)日:2007-04-05
申请号:US11524140
申请日:2006-09-20
申请人: Hiroshi Egawa , Nobuyuki Kaga
发明人: Hiroshi Egawa , Nobuyuki Kaga
CPC分类号: H01M8/04029 , C09K5/10 , H01M2250/20 , Y02T90/32
摘要: Coolant compositions for fuel cells having at least one sugar alcohol in a base component that resist oxidation of the base component and the rise of the electric conductivity of the coolant when the fuel cell is in use. Fuel cells including coolant compositions having at least one sugar alcohol in a base component. Methods of making fuel cells including coolant compositions having at least one sugar alcohol in a base component.
摘要翻译: 用于燃料电池的冷却剂组合物,其在基体组分中具有至少一种能够抵抗基础组分的氧化和在燃料电池使用时冷却剂的电导率升高的糖醇。 燃料电池包括在基础组分中具有至少一种糖醇的冷却剂组合物。 制备燃料电池的方法,包括在基础组分中具有至少一种糖醇的冷却剂组合物。
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公开(公告)号:US20060273283A1
公开(公告)日:2006-12-07
申请号:US11441550
申请日:2006-05-26
申请人: Hiroshi Egawa , Nobuyuki Kaga
发明人: Hiroshi Egawa , Nobuyuki Kaga
IPC分类号: C09K5/00
CPC分类号: C09K5/10 , C23F11/08 , C23F11/10 , C23F11/173 , C23F11/188 , F28F19/00
摘要: The invention relates to a coolant composition which is excellent in hard water stability and has excellent corrosion preventing properties for aluminum and aluminum alloys at high temperatures, and the coolant composition has glycol as a main ingredient and is characterized by comprising (a) 0.01-5% by weight of phosphate; (b) 0.0001-0.1% by weight of strontium compound; and (c) 0.01-0.5% by weight of at least one ingredient selected from the group consisting of polymers and copolymers of C4-C6 unsaturated monoethylene dicarboxylic acid or their salts, polymers and copolymers of C4-C6 unsaturated monoethylene monocarboxylic acid or their salts, and copolymers of the above described C4-C6 unsaturated monoethylene dicarboxylic acid or their salts and C4-C6 unsaturated monoethylene monocarboxylic acid or their salts.
摘要翻译: 本发明涉及硬水稳定性优异且在高温下对铝和铝合金具有优异的耐腐蚀性的冷却剂组合物,冷却剂组合物以二醇为主要成分,其特征在于包括(a)0.01-5 重量百分比的磷酸盐; (b)0.0001-0.1重量%的锶化合物; 和(c)0.01-0.5重量%的至少一种选自C4-C6不饱和单亚乙基二羧酸或其盐的聚合物和共聚物的组分,C4-C6不饱和单亚乙基一元羧酸或其盐的聚合物和共聚物 ,以及上述C4-C6不饱和单亚乙基二羧酸或其盐与C4-C6不饱和单亚乙基一元羧酸或其盐的共聚物。
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公开(公告)号:US20080166615A1
公开(公告)日:2008-07-10
申请号:US12046244
申请日:2008-03-11
申请人: Hiroshi Egawa , Nobuyuki Kaga
发明人: Hiroshi Egawa , Nobuyuki Kaga
CPC分类号: H01M8/04029 , C09K5/10
摘要: A coolant composition for a fuel cell unit, which contains at least one aliphatic alcohol having unsaturated bonds in the molecules having 2 to 20 carbon atoms each. The coolant composition maintains the electrical conductivity of the coolant at 10 μS/cm or below as well as the fluctuation of the electrical conductivity within the range of 0 to 10 μS/cm.
摘要翻译: 一种用于燃料电池单元的冷却剂组合物,其在每个具有2至20个碳原子的分子中含有至少一种具有不饱和键的脂族醇。 冷却剂组合物将冷却剂的导电性保持在10μS/ cm以下,导电率的波动在0〜10μS/ cm的范围内。
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公开(公告)号:US08187763B2
公开(公告)日:2012-05-29
申请号:US12046244
申请日:2008-03-11
申请人: Hiroshi Egawa , Nobuyuki Kaga , Tsuyumi Takashiba , Shiro Yagawa
发明人: Hiroshi Egawa , Nobuyuki Kaga , Tsuyumi Takashiba , Shiro Yagawa
IPC分类号: H01M8/04
CPC分类号: H01M8/04029 , C09K5/10
摘要: A coolant composition for a fuel cell unit, which contains at least one aliphatic alcohol having unsaturated bonds in the molecules having 2 to 20 carbon atoms each. The coolant composition maintains the electrical conductivity of the coolant at 10 μS/cm or below as well as the fluctuation of the electrical conductivity within the range of 0 to 10 μS/cm.
摘要翻译: 一种用于燃料电池单元的冷却剂组合物,其在每个具有2至20个碳原子的分子中含有至少一种具有不饱和键的脂族醇。 冷却剂组合物将冷却剂的电导率保持在10μS/ cm以下,导电率的波动在0〜10μS/ cm的范围内。
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公开(公告)号:US20070096054A1
公开(公告)日:2007-05-03
申请号:US11641581
申请日:2006-12-19
申请人: Hiroshi Egawa , Nobuyuki Kaga
发明人: Hiroshi Egawa , Nobuyuki Kaga
IPC分类号: C09K5/00
摘要: The present invention provides a coolant composition having a glycol as a main component, which prevents iron and aluminum from being corroded, and in particular, has excellent corrosion preventing properties for aluminum and aluminum alloys at high temperatures, and the coolant composition is characterized by containing: (a) 0.1-10% by weight of at least one component selected from among aromatic monobasic acids and the salts thereof; (b) 0.0001-0.1% by weight of at least one component selected from among strontium compounds, magnesium compounds and calcium compounds; and (c) 0.01-1.0% by weight of 2-phosphonobutane-1,2,4-tricarboxylic acid or the salt thereof.
摘要翻译: 本发明提供一种具有二醇作为主要成分的冷却剂组合物,其防止铁和铝被腐蚀,特别是对于铝和铝合金在高温下具有优异的防腐性能,并且冷却剂组合物的特征在于含有 :(a)0.1-10重量%的至少一种选自芳族一元酸及其盐的组分; (b)0.0001-0.1重量%的至少一种选自锶化合物,镁化合物和钙化合物的组分; 和(c)0.01-1.0重量%的2-膦酰基丁烷-1,2,4-三羧酸或其盐。
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公开(公告)号:US20060145120A1
公开(公告)日:2006-07-06
申请号:US11330015
申请日:2006-01-11
申请人: Hiroshi Egawa , Nobuyuki Kaga
发明人: Hiroshi Egawa , Nobuyuki Kaga
CPC分类号: H01M8/04029 , C09K5/10
摘要: A coolant composition for a fuel cell unit, which contains at least one aliphatic alcohol having unsaturated bonds in the molecules having 2 to 20 carbon atoms each. The coolant composition maintains the electrical conductivity of the coolant at 10 μS/cm or below as well as the fluctuation of the electrical conductivity within the range of 0 to 10 μS/cm.
摘要翻译: 一种用于燃料电池单元的冷却剂组合物,其在每个具有2至20个碳原子的分子中含有至少一种具有不饱和键的脂族醇。 冷却剂组合物将冷却剂的导电性保持在10μS/ cm以下,导电率的波动在0〜10μS/ cm的范围内。
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