JP2007169639A5 - - Google Patents

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JP2007169639A5
JP2007169639A5 JP2006341831A JP2006341831A JP2007169639A5 JP 2007169639 A5 JP2007169639 A5 JP 2007169639A5 JP 2006341831 A JP2006341831 A JP 2006341831A JP 2006341831 A JP2006341831 A JP 2006341831A JP 2007169639 A5 JP2007169639 A5 JP 2007169639A5
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lubricating oil
detergent
oil composition
overbased
potassium
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JP2007169639A (en
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Priority claimed from US11/316,105 external-priority patent/US20070142239A1/en
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下記の成分を含む潤滑油組成物:
(a)主要量の潤滑粘度の油、
(b)過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との混合物、
(c)一種以上の酸化防止剤、
(d)一種以上のコハク酸イミド誘導体分散剤、および
(e)一種以上の耐摩耗性添加剤、
ただし、潤滑油組成物はリンを0.12質量%より多くは含まず、そして潤滑油組成物はジアルキルカルボキシレートを含まない。
A lubricating oil composition comprising the following ingredients:
(A) a major amount of oil of lubricating viscosity;
(B) a mixture of an overbased potassium detergent and an overbased calcium detergent;
(C) one or more antioxidants,
(D) one or more succinimide derivative dispersants, and (e) one or more antiwear additives,
However, the lubricating oil composition does not contain more than 0.12% by weight of phosphorus and the lubricating oil composition does not contain dialkylcarboxylates.
潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、0.5:1.0乃至10.0:1.0の範囲にある請求項1に記載の潤滑油組成物。   The lubrication according to claim 1, wherein the ratio of the overbased potassium detergent to the overbased calcium detergent in the lubricating oil composition is in the range of 0.5: 1.0 to 10.0: 1.0. Oil composition. 潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、1.0:1.0乃至7.5:1.0の範囲にある請求項2に記載の潤滑油組成物。   Lubrication according to claim 2, wherein the ratio of overbased potassium detergent to overbased calcium detergent in the lubricating oil composition is in the range of 1.0: 1.0 to 7.5: 1.0. Oil composition. 潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、2.0:1.0乃至5.0:1.0の範囲にある請求項3に記載の潤滑油組成物。   The lubrication according to claim 3, wherein the ratio of the overbased potassium detergent to the overbased calcium detergent in the lubricating oil composition is in the range of 2.0: 1.0 to 5.0: 1.0. Oil composition. 潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、3.5:1.0である請求項4に記載の潤滑油組成物。   The lubricating oil composition of claim 4, wherein the ratio of the overbased potassium detergent to the overbased calcium detergent in the lubricating oil composition is 3.5: 1.0. 過塩基性カリウム清浄剤中のカリウムの濃度が、過塩基性カリウム清浄剤の全質量に基づき1.0質量%乃至10.0質量%の範囲にある請求項1に記載の潤滑油組成物。   The lubricating oil composition according to claim 1, wherein the concentration of potassium in the overbased potassium detergent is in the range of 1.0 mass% to 10.0 mass% based on the total mass of the overbased potassium detergent. 過塩基性カリウム清浄剤中のカリウムの濃度が、過塩基性カリウム清浄剤の全質量に基づき1.5質量%乃至7.5質量%の範囲にある請求項6に記載の潤滑油組成物。   The lubricating oil composition according to claim 6, wherein the concentration of potassium in the overbased potassium detergent is in the range of 1.5% to 7.5% by weight based on the total weight of the overbased potassium detergent. 過塩基性カリウム清浄剤中のカリウムの濃度が、過塩基性カリウム清浄剤の全質量に基づき2.0質量%乃至5.0質量%の範囲にある請求項7に記載の潤滑油組成物。   The lubricating oil composition according to claim 7, wherein the concentration of potassium in the overbased potassium detergent is in the range of 2.0 mass% to 5.0 mass% based on the total mass of the overbased potassium detergent. 過塩基性カリウム清浄剤中のカリウムの濃度が、過塩基性カリウム清浄剤の全質量に基づき2.5質量%乃至3.0質量%の範囲にある請求項8に記載の潤滑油組成物。   The lubricating oil composition according to claim 8, wherein the concentration of potassium in the overbased potassium detergent is in the range of 2.5% to 3.0% by weight based on the total weight of the overbased potassium detergent. 過塩基性カルシウム清浄剤中のカルシウムの濃度が、過塩基性カルシウム清浄剤の全質量に基づき1.0質量%乃至15.0質量%の範囲にある請求項1に記載の潤滑油組成物。   The lubricating oil composition according to claim 1, wherein the concentration of calcium in the overbased calcium detergent is in the range of 1.0 mass% to 15.0 mass% based on the total mass of the overbased calcium detergent. 過塩基性カルシウム清浄剤中のカルシウムの濃度が、過塩基性カルシウム清浄剤の全質量に基づき2.0質量%乃至10.0質量%の範囲にある請求項10に記載の潤滑油組成物。   The lubricating oil composition according to claim 10, wherein the concentration of calcium in the overbased calcium detergent is in the range of 2.0 mass% to 10.0 mass% based on the total mass of the overbased calcium detergent. 過塩基性カルシウム清浄剤中のカルシウムの濃度が、過塩基性カルシウム清浄剤の全質量に基づき3.0質量%乃至7.5質量%の範囲にある請求項11に記載の潤滑油組成物。   The lubricating oil composition according to claim 11, wherein the concentration of calcium in the overbased calcium detergent is in the range of 3.0% to 7.5% by weight based on the total weight of the overbased calcium detergent. 過塩基性カルシウム清浄剤中のカルシウムの濃度が、過塩基性カルシウム清浄剤の全質量に基づき4.0質量%乃至6.0質量%の範囲にある請求項12に記載の潤滑油組成物。   The lubricating oil composition according to claim 12, wherein the concentration of calcium in the overbased calcium detergent is in the range of 4.0 wt% to 6.0 wt% based on the total weight of the overbased calcium detergent. リン分が、潤滑油組成物の全質量に基づき0.03質量%乃至0.12質量%の範囲にある請求項1に記載の潤滑油組成物。   The lubricating oil composition according to claim 1, wherein the phosphorus content is in the range of 0.03% to 0.12% by weight based on the total weight of the lubricating oil composition. リン分が、潤滑油組成物の全質量に基づき0.05質量%乃至0.1質量%の範囲にある請求項14に記載の潤滑油組成物。   The lubricating oil composition according to claim 14, wherein the phosphorus content is in the range of 0.05 mass% to 0.1 mass% based on the total mass of the lubricating oil composition. リン分が、潤滑油組成物の全質量に基づき0.07質量%乃至0.09質量%の範囲にある請求項15に記載の潤滑油組成物。   The lubricating oil composition according to claim 15, wherein the phosphorus content is in the range of 0.07 mass% to 0.09 mass% based on the total mass of the lubricating oil composition. 下記の成分を含む潤滑油組成物:
(a)主要量の潤滑粘度の油、
(b)過塩基性カリウムモノアルキルカルボキシレートと過塩基性カルシウムアルキルアリールスルホネートとの混合物、
(c)アミン含有酸化防止剤、
(d)エチレンカーボネート処理コハク酸イミド分散剤、および
(e)リン含有耐摩耗性添加剤、
ただし、潤滑油組成物はリンを0.12質量%より多くは含まず、そして潤滑油組成物はジアルキルカルボキシレート清浄剤を含まない。
A lubricating oil composition comprising the following ingredients:
(A) a major amount of oil of lubricating viscosity;
(B) a mixture of an overbased potassium monoalkylcarboxylate and an overbased calcium alkylaryl sulfonate;
(C) an amine-containing antioxidant,
(D) an ethylene carbonate-treated succinimide dispersant, and (e) a phosphorus-containing antiwear additive,
However, the lubricating oil composition does not contain more than 0.12% by weight phosphorus and the lubricating oil composition does not contain a dialkylcarboxylate detergent.
潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、0.5:1.0乃至10.0:1.0の範囲にある請求項17に記載の潤滑油組成物。   The lubrication according to claim 17, wherein the ratio of overbased potassium detergent to overbased calcium detergent in the lubricating oil composition is in the range of 0.5: 1.0 to 10.0: 1.0. Oil composition. 潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、1.0:1.0乃至7.5:1.0の範囲にある請求項18に記載の潤滑油組成物。   The lubrication of claim 18 wherein the ratio of overbased potassium detergent to overbased calcium detergent in the lubricating oil composition is in the range of 1.0: 1.0 to 7.5: 1.0. Oil composition. 潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、2.0:1.0乃至5.0:1.0の範囲にある請求項19に記載の潤滑油組成物。   The lubrication of claim 19, wherein the ratio of overbased potassium detergent to overbased calcium detergent in the lubricating oil composition is in the range of 2.0: 1.0 to 5.0: 1.0. Oil composition. 潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、3.5:1.0である請求項20に記載の潤滑油組成物。   The lubricating oil composition of claim 20, wherein the ratio of the overbased potassium detergent to the overbased calcium detergent in the lubricating oil composition is 3.5: 1.0. 過塩基性カリウム清浄剤中のカリウムの濃度が、過塩基性カリウム清浄剤の全質量に基づき1.0質量%乃至10.0質量%の範囲にある請求項17に記載の潤滑油組成物。   The lubricating oil composition according to claim 17, wherein the concentration of potassium in the overbased potassium detergent is in the range of 1.0% to 10.0% by weight based on the total weight of the overbased potassium detergent. 過塩基性カリウム清浄剤中のカリウムの濃度が、過塩基性カリウム清浄剤の全質量に基づき1.5質量%乃至7.5質量%の範囲にある請求項22に記載の潤滑油組成物。   The lubricating oil composition according to claim 22, wherein the concentration of potassium in the overbased potassium detergent is in the range of 1.5% to 7.5% by weight based on the total weight of the overbased potassium detergent. 過塩基性カリウム清浄剤中のカリウムの濃度が、過塩基性カリウム清浄剤の全質量に基づき2.0質量%乃至5.0質量%の範囲にある請求項23に記載の潤滑油組成物。   The lubricating oil composition according to claim 23, wherein the concentration of potassium in the overbased potassium detergent is in the range of 2.0 wt% to 5.0 wt% based on the total weight of the overbased potassium detergent. 過塩基性カリウム清浄剤中のカリウムの濃度が、過塩基性カリウム清浄剤の全質量に基づき2.5質量%乃至3.0質量%の範囲にある請求項24に記載の潤滑油組成物。   25. The lubricating oil composition according to claim 24, wherein the concentration of potassium in the overbased potassium detergent is in the range of 2.5% to 3.0% by weight based on the total weight of the overbased potassium detergent. 過塩基性カルシウム清浄剤中のカルシウムの濃度が、過塩基性カルシウム清浄剤の全質量に基づき1.0質量%乃至15.0質量%の範囲にある請求項17に記載の潤滑油組成物。   The lubricating oil composition of claim 17, wherein the concentration of calcium in the overbased calcium detergent is in the range of 1.0% to 15.0% by weight based on the total weight of the overbased calcium detergent. 過塩基性カルシウム清浄剤中のカルシウムの濃度が、過塩基性カルシウム清浄剤の全質
量に基づき2.0質量%乃至10.0質量%の範囲にある請求項26に記載の潤滑油組成物。
27. The lubricating oil composition according to claim 26, wherein the concentration of calcium in the overbased calcium detergent is in the range of 2.0% to 10.0% by weight based on the total weight of the overbased calcium detergent.
過塩基性カルシウム清浄剤中のカルシウムの濃度が、過塩基性カルシウム清浄剤の全質量に基づき3.0質量%乃至7.5質量%の範囲にある請求項27に記載の潤滑油組成物。   28. The lubricating oil composition according to claim 27, wherein the concentration of calcium in the overbased calcium detergent is in the range of 3.0% to 7.5% by weight based on the total weight of the overbased calcium detergent. 過塩基性カルシウム清浄剤中のカルシウムの濃度が、過塩基性カルシウム清浄剤の全質量に基づき4.0質量%乃至6.0質量%の範囲にある請求項28に記載の潤滑油組成物。   29. A lubricating oil composition according to claim 28, wherein the concentration of calcium in the overbased calcium detergent is in the range of 4.0% to 6.0% by weight based on the total weight of the overbased calcium detergent. リン分が、潤滑油組成物の全質量に基づき0.03質量%乃至0.12質量%の範囲にある請求項17に記載の潤滑油組成物。   The lubricating oil composition according to claim 17, wherein the phosphorus content is in the range of 0.03% to 0.12% by weight based on the total weight of the lubricating oil composition. リン分が、潤滑油組成物の全質量に基づき0.05質量%乃至0.1質量%の範囲にある請求項30に記載の潤滑油組成物。   The lubricating oil composition according to claim 30, wherein the phosphorus content is in the range of 0.05 mass% to 0.1 mass% based on the total mass of the lubricating oil composition. リン分が、潤滑油組成物の全質量に基づき0.07質量%乃至0.09質量%の範囲にある請求項31に記載の潤滑油組成物。   The lubricating oil composition according to claim 31, wherein the phosphorus content is in the range of 0.07 wt% to 0.09 wt% based on the total weight of the lubricating oil composition. リン含有耐摩耗性添加剤が金属ジアルキルジチオリン酸塩である請求項17に記載の潤滑油組成物。   The lubricating oil composition of claim 17, wherein the phosphorus-containing antiwear additive is a metal dialkyldithiophosphate. 金属ジアルキルジチオリン酸塩の金属が亜鉛である請求項33に記載の潤滑油組成物。   34. A lubricating oil composition according to claim 33, wherein the metal of the metal dialkyldithiophosphate is zinc. 下記の成分を含む潤滑油濃縮物:
(a)10質量%乃至90質量%の潤滑粘度の油、
(b)過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との混合物、
(c)一種以上の酸化防止剤、
(d)一種以上のコハク酸イミド誘導体分散剤、および
(e)一種以上の耐摩耗性添加剤、
ただし、潤滑油濃縮物はリンを0.12質量%より多くは含まず、そして潤滑油濃縮物はジアルキルカルボキシレートを含まない。
Lubricating oil concentrate containing the following ingredients:
(A) an oil having a lubricating viscosity of 10% to 90% by weight;
(B) a mixture of an overbased potassium detergent and an overbased calcium detergent;
(C) one or more antioxidants,
(D) one or more succinimide derivative dispersants, and (e) one or more antiwear additives,
However, the lubricant concentrate does not contain more than 0.12% phosphorus and the lubricant concentrate does not contain dialkylcarboxylates.
リン含有耐摩耗性添加剤がジアルキルジチオンリン酸亜鉛である請求項35に記載の潤滑油濃縮物。   36. The lubricating oil concentrate according to claim 35, wherein the phosphorus-containing antiwear additive is zinc dialkyldithione phosphate. 下記の成分を含む潤滑油濃縮物:
(a)潤滑油濃縮物の全質量に基づき10質量%乃至90質量%の潤滑粘度の油、
(b)過塩基性カリウムモノアルキルカルボキシレートと過塩基性カルシウムアルキルアリールスルホネートとの混合物、
(c)アミン含有酸化防止剤、
(d)エチレンカーボネート処理コハク酸イミド分散剤、および
(e)リン含有耐摩耗性添加剤、
ただし、潤滑油濃縮物はリンを0.12質量%より多くは含まず、そして潤滑油濃縮物はジアルキルカルボキシレート清浄剤を含まない。
Lubricating oil concentrate containing the following ingredients:
(A) an oil having a lubricating viscosity of 10% to 90% by weight based on the total weight of the lubricating oil concentrate;
(B) a mixture of an overbased potassium monoalkylcarboxylate and an overbased calcium alkylaryl sulfonate;
(C) an amine-containing antioxidant,
(D) an ethylene carbonate-treated succinimide dispersant, and (e) a phosphorus-containing antiwear additive,
However, the lubricant concentrate does not contain more than 0.12% phosphorus and the lubricant concentrate does not contain a dialkylcarboxylate detergent.
本潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、0.5:1.0乃至10.0:1.0の範囲にある請求項37に記載の潤滑油濃縮物。   38. The ratio of overbased potassium detergent to overbased calcium detergent in the lubricating oil composition is in the range of 0.5: 1.0 to 10.0: 1.0. Lubricant concentrate. 本潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、1.0:1.0乃至7.5:1.0の範囲にある請求項38に記載の潤滑油濃縮物。   40. The ratio of overbased potassium detergent to overbased calcium detergent in the lubricating oil composition is in the range of 1.0: 1.0 to 7.5: 1.0. Lubricant concentrate. 本潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、2.0:1.0乃至5.0:1.0の範囲にある請求項39に記載の潤滑油濃縮物。   40. The ratio of overbased potassium detergent to overbased calcium detergent in the lubricating oil composition is in the range of 2.0: 1.0 to 5.0: 1.0. Lubricant concentrate. 本潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、3.5:1.0である請求項40に記載の潤滑油濃縮物。   41. The lubricating oil concentrate of claim 40, wherein the ratio of overbased potassium detergent to overbased calcium detergent in the lubricating oil composition is 3.5: 1.0. リン含有耐摩耗性添加剤がジアルキルジチオンリン酸亜鉛である請求項37に記載の潤滑油濃縮物。   38. The lubricating oil concentrate of claim 37, wherein the phosphorus-containing antiwear additive is zinc dialkyldithione phosphate. 内燃機関の排ガス後処理装置における触媒被毒を低減する方法であって、下記の成分を含む潤滑油組成物を用いて内燃機関を作動させることからなる方法:
(a)10質量%乃至90質量%の潤滑粘度の油、
(b)過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との混合物、
(c)一種以上の酸化防止剤、
(d)一種以上のコハク酸イミド誘導体分散剤、および
(e)一種以上の耐摩耗性添加剤、
ただし、潤滑油組成物はリンを0.12質量%より多くは含まず、そして潤滑油組成物はジアルキルカルボキシレートを含まない。
A method for reducing catalyst poisoning in an exhaust gas aftertreatment device of an internal combustion engine, comprising operating an internal combustion engine using a lubricating oil composition comprising the following components:
(A) an oil having a lubricating viscosity of 10% to 90% by weight;
(B) a mixture of an overbased potassium detergent and an overbased calcium detergent;
(C) one or more antioxidants,
(D) one or more succinimide derivative dispersants, and (e) one or more antiwear additives,
However, the lubricating oil composition does not contain more than 0.12% by weight of phosphorus and the lubricating oil composition does not contain dialkylcarboxylates.
内燃機関が、ディーゼルエンジン、ガソリンエンジンおよび天然ガスエンジンである請求項43に記載の方法。   44. The method of claim 43, wherein the internal combustion engine is a diesel engine, a gasoline engine, and a natural gas engine. リン含有耐摩耗性添加剤がジアルキルジチオンリン酸亜鉛である請求項43に記載の方法。   44. The method of claim 43, wherein the phosphorus-containing antiwear additive is zinc dialkyldithione phosphate. 内燃機関の排ガス後処理装置における触媒被毒を低減する方法であって、下記の成分を含む潤滑油組成物を用いて内燃機関を作動させることからなる方法:
(a)主要量の潤滑粘度の油、
(b)過塩基性カリウムモノアルキルカルボキシレートと過塩基性カルシウムアルキルアリールスルホネートの混合物、
(c)アミン含有酸化防止剤およびフェノール系酸化防止剤、
(d)エチレンカーボネート処理コハク酸イミド分散剤、および
(e)リン含有耐摩耗性添加剤、
ただし、潤滑油組成物はリンを0.12質量%より多くは含まず、そして潤滑油組成物はジアルキルカルボキシレート清浄剤を含まない。
A method for reducing catalyst poisoning in an exhaust gas aftertreatment device of an internal combustion engine, comprising operating an internal combustion engine using a lubricating oil composition comprising the following components:
(A) a major amount of oil of lubricating viscosity;
(B) a mixture of overbased potassium monoalkylcarboxylate and overbased calcium alkylaryl sulfonate;
(C) amine-containing antioxidant and phenolic antioxidant,
(D) an ethylene carbonate-treated succinimide dispersant, and (e) a phosphorus-containing antiwear additive,
However, the lubricating oil composition does not contain more than 0.12% by weight phosphorus and the lubricating oil composition does not contain a dialkylcarboxylate detergent.
本潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、0.5:1.0乃至10.0:1.0の範囲にある請求項46に記載の方法。   47. The ratio of overbased potassium detergent to overbased calcium detergent in the lubricating oil composition is in the range of 0.5: 1.0 to 10.0: 1.0. Method. 本潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、1.0:1.0乃至7.5:1.0の範囲にある請求項47に記載の方法。   48. The ratio of overbased potassium detergent to overbased calcium detergent in the lubricating oil composition is in the range of 1.0: 1.0 to 7.5: 1.0. Method. 本潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、2.0:1.0乃至5.0:1.0の範囲にある請求項48に記載の方法。   49. The ratio of overbased potassium detergent to overbased calcium detergent in the lubricating oil composition is in the range of 2.0: 1.0 to 5.0: 1.0. Method. 本潤滑油組成物中の過塩基性カリウム清浄剤と過塩基性カルシウム清浄剤との比が、3.5:1.0である請求項49に記載の方法。   50. The method of claim 49, wherein the ratio of overbased potassium detergent to overbased calcium detergent in the lubricating oil composition is 3.5: 1.0. 内燃機関が、ディーゼルエンジン、ガソリンエンジンおよび天然ガスエンジンである請求項46に記載の方法。   47. The method of claim 46, wherein the internal combustion engine is a diesel engine, a gasoline engine, and a natural gas engine. リン含有耐摩耗性添加剤がジアルキルジチオンリン酸亜鉛である請求項46に記載の方法。   47. The method of claim 46, wherein the phosphorus-containing antiwear additive is a zinc dialkyldithione phosphate.
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