JP2022530618A - R-10-ヒドロキシオクタデカン酸に基づく金属石けん及び金属複合石けんを含む潤滑グリース - Google Patents
R-10-ヒドロキシオクタデカン酸に基づく金属石けん及び金属複合石けんを含む潤滑グリース Download PDFInfo
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- lubricating grease
- soap
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- 230000001050 lubricating effect Effects 0.000 title claims abstract description 89
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- GXYVOSMCPVWRQU-UHFFFAOYSA-N 2-hydroxyoctadecanoic acid;lithium Chemical compound [Li].CCCCCCCCCCCCCCCCC(O)C(O)=O GXYVOSMCPVWRQU-UHFFFAOYSA-N 0.000 description 1
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- YPIFGDQKSSMYHQ-UHFFFAOYSA-N 7,7-dimethyloctanoic acid Chemical compound CC(C)(C)CCCCCC(O)=O YPIFGDQKSSMYHQ-UHFFFAOYSA-N 0.000 description 1
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- WNFDFOPVGKYQOF-UHFFFAOYSA-N C(C)(C)(C)C1=C(C=CC(=C1)C(C)(C)C)P(O)(O)O Chemical compound C(C)(C)(C)C1=C(C=CC(=C1)C(C)(C)C)P(O)(O)O WNFDFOPVGKYQOF-UHFFFAOYSA-N 0.000 description 1
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical compound [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 1
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- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
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- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
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- DGVMNQYBHPSIJS-UHFFFAOYSA-N dimagnesium;2,2,6,6-tetraoxido-1,3,5,7-tetraoxa-2,4,6-trisilaspiro[3.3]heptane;hydrate Chemical compound O.[Mg+2].[Mg+2].O1[Si]([O-])([O-])O[Si]21O[Si]([O-])([O-])O2 DGVMNQYBHPSIJS-UHFFFAOYSA-N 0.000 description 1
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- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- GWYFCOCPABKNJV-UHFFFAOYSA-N isovaleric acid Chemical group CC(C)CC(O)=O GWYFCOCPABKNJV-UHFFFAOYSA-N 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- OYHQOLUKZRVURQ-IXWMQOLASA-N linoleic acid Natural products CCCCC\C=C/C\C=C\CCCCCCCC(O)=O OYHQOLUKZRVURQ-IXWMQOLASA-N 0.000 description 1
- NIIFDLGMJJFCFY-UHFFFAOYSA-N lithium;dihydrogen borate Chemical compound [Li+].OB(O)[O-] NIIFDLGMJJFCFY-UHFFFAOYSA-N 0.000 description 1
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- ZQKXQUJXLSSJCH-UHFFFAOYSA-N melamine cyanurate Chemical compound NC1=NC(N)=NC(N)=N1.O=C1NC(=O)NC(=O)N1 ZQKXQUJXLSSJCH-UHFFFAOYSA-N 0.000 description 1
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- ZKZAYPCZGZAZAG-UHFFFAOYSA-J n,n-dibutylcarbamodithioate;molybdenum(4+) Chemical compound [Mo+4].CCCCN(C([S-])=S)CCCC.CCCCN(C([S-])=S)CCCC.CCCCN(C([S-])=S)CCCC.CCCCN(C([S-])=S)CCCC ZKZAYPCZGZAZAG-UHFFFAOYSA-J 0.000 description 1
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- 125000000962 organic group Chemical group 0.000 description 1
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- 230000003647 oxidation Effects 0.000 description 1
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- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 150000003003 phosphines Chemical class 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 1
- 150000003018 phosphorus compounds Chemical class 0.000 description 1
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- 239000010695 polyglycol Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001184 polypeptide Polymers 0.000 description 1
- 229920013636 polyphenyl ether polymer Polymers 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 102000004196 processed proteins & peptides Human genes 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229960004889 salicylic acid Drugs 0.000 description 1
- DCKVNWZUADLDEH-UHFFFAOYSA-N sec-butyl acetate Chemical compound CCC(C)OC(C)=O DCKVNWZUADLDEH-UHFFFAOYSA-N 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 229910001467 sodium calcium phosphate Inorganic materials 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 229920005552 sodium lignosulfonate Polymers 0.000 description 1
- HIEHAIZHJZLEPQ-UHFFFAOYSA-M sodium;naphthalene-1-sulfonate Chemical compound [Na+].C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1 HIEHAIZHJZLEPQ-UHFFFAOYSA-M 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-L succinate(2-) Chemical compound [O-]C(=O)CCC([O-])=O KDYFGRWQOYBRFD-UHFFFAOYSA-L 0.000 description 1
- 229940014800 succinic anhydride Drugs 0.000 description 1
- 229960002317 succinimide Drugs 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 150000000000 tetracarboxylic acids Chemical class 0.000 description 1
- TUNFSRHWOTWDNC-HKGQFRNVSA-N tetradecanoic acid Chemical compound CCCCCCCCCCCCC[14C](O)=O TUNFSRHWOTWDNC-HKGQFRNVSA-N 0.000 description 1
- 150000003628 tricarboxylic acids Chemical class 0.000 description 1
- UFTFJSFQGQCHQW-UHFFFAOYSA-N triformin Chemical compound O=COCC(OC=O)COC=O UFTFJSFQGQCHQW-UHFFFAOYSA-N 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M117/00—Lubricating compositions characterised by the thickener being a non-macromolecular carboxylic acid or salt thereof
- C10M117/02—Lubricating compositions characterised by the thickener being a non-macromolecular carboxylic acid or salt thereof having only one carboxyl group bound to an acyclic carbon atom, cycloaliphatic carbon atom or hydrogen
- C10M117/04—Lubricating compositions characterised by the thickener being a non-macromolecular carboxylic acid or salt thereof having only one carboxyl group bound to an acyclic carbon atom, cycloaliphatic carbon atom or hydrogen containing hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M129/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen
- C10M129/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen having a carbon chain of less than 30 atoms
- C10M129/04—Hydroxy compounds
- C10M129/10—Hydroxy compounds having hydroxy groups bound to a carbon atom of a six-membered aromatic ring
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M129/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen
- C10M129/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen having a carbon chain of less than 30 atoms
- C10M129/26—Carboxylic acids; Salts thereof
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M133/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen
- C10M133/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen having a carbon chain of less than 30 atoms
- C10M133/04—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M133/12—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to a carbon atom of a six-membered aromatic ring
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M137/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus
- C10M137/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus having no phosphorus-to-carbon bond
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M139/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing atoms of elements not provided for in groups C10M127/00 - C10M137/00
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M141/00—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
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- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
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- C10N2040/02—Bearings
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- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/04—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives
- C10N2040/046—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives for traction drives
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Abstract
Description
特に12-ヒドロキシオクタデカン酸に基づくリチウムグリースの製造において、また他の金属石けんグリースの製造においても、所望の粘稠度を得るため、比較的高い含有量の金属石けんが増粘剤として必要とされる。これは、そうした潤滑グリースが転がり軸受及び歯車用途又は他のグリース潤滑摩擦システムにおいて摩擦損失を増加させ得ることを意味する。本発明の目的は、効率及び低温での特性に関して上述の不利点を極力少なくすることである。
この目的は、独立請求項の事項によって達成される。好ましい実施態様は、従属請求項の事項であるか、又は以下で説明される。
(a)少なくとも1つの基油と、
(b)少なくとも1つの添加剤と、
(c)少なくとも1つの増粘剤とを含有し、該少なくとも1つの増粘剤は、少なくとも1つのアルカリ及び/又はアルカリ土類金属イオン並びに少なくとも1つのカルボキシレートから形成された、金属石けん及び/又は金属複合石けんであるか、又はそれらを含み、該カルボキシレートはC16~C18の脂肪酸から構成され、該C16~C18の脂肪酸は少なくとも1つの10-ヒドロキシオクタデカン酸(R-10-ヒドロキシステアリン酸)を含み、該10-ヒドロキシオクタデカン酸は、R異性体に対する鏡像体純度が80重量%を超え、好ましくは90重量%を超え、特に98重量%を超え、金属複合石けんは、使用する場合、錯化剤を含む(以下、手短に、本発明において使用する金属石けん及び/又は金属複合石けん)。
- C16~C18の脂肪酸は、50重量%を超える、好ましくは80重量%を超える、特に95重量%を超える10-ヒドロキシステアリン酸からなる。
- C16~C18の脂肪酸は、特に0.5重量%を超える、好ましくは1.0重量%を超える、特に好ましくは1~10重量%のヘキサデカン酸を含む。
- C16~C18の脂肪酸は、特に0.2重量%を超える、好ましくは0.5重量%を超える、特に好ましくは1~10.0重量%のヒドロキシヘキサデカン酸、特に9-ヒドロキシヘキサデカン酸を含む。
- C16~C18の脂肪酸は、特に0.2重量%を超える、好ましくは0.5重量%を超える、特に好ましくは1~10.0重量%のオクタデカン酸を含む。
- C16~C18の脂肪酸は、特に0.2重量%を超える、好ましくは0.5重量%を超える、好ましくは1.0~10重量%のオクタデセン酸、特に(9Z)-オクタデカ-9-エン酸を含む。
- C16~C18の脂肪酸は、特に0.2重量%を超える、好ましくは0.5重量%を超える、特に好ましくは1~10重量%のオクタデカジエン酸、特に(9Z,12Z)-オクタデカ-9,12-ジエン酸を含む。
- C16~C18の脂肪酸は、1重量%未満の、好ましくは0.2重量%未満の、12-ヒドロキシ-9-オクタデセン酸、特に(9Z,12R)-12-ヒドロキシ-9-オクタデセン酸を含む。
- C16~C18の脂肪酸は、1重量%未満の、特に0.2重量%未満の、12-ヒドロキシオクタデカン酸を含む。
- ヒドロキシ置換したC16~C18の脂肪酸は、対応する不飽和のC16~C18の脂肪酸の酵素変換から得られる。
- C16~C18の脂肪酸は、少なくとも1つの酵素変換を含む、食用の脂肪、特に使用した食用の脂肪、及び/又はバイオディーゼルから得られる。
- リチウム石けん若しくはリチウム複合石けん、又は
- リチウム/カルシウム石けん若しくはリチウム/カルシウム複合石けん、又は
- カルシウム石けん若しくはカルシウム複合石けん、である。
(a)好ましくは55~98重量%、特に70~97重量%の、基油又は基油混合物であって、好ましい基油は例えばポリアルファオレフィン、鉱物油、及び/又はエステルであるもの、
(b)好ましくは0.5~40重量%、特に2~20重量%の添加剤、
(c)増粘剤を含み、該増粘剤は、R-10ヒドロキシオクタデカネート金属石けんを含む金属石けん又は金属複合石けんであるか、又はそれらを含み、本発明において使用する金属石けん又は本発明において使用する金属複合石けん(錯化剤を含む)は、(金属石けんにおいて)好ましくは1.5~25重量%、好ましくは3~10重量%、又は、金属複合石けんにおいて1.5~40重量%含まれ、0.1~20重量%の錯化剤を含み、好ましくは0.1~10重量%の錯化剤を含み、製造に使用する金属石けん塩はアルカリの金属水酸化物及び/又はアルカリ土類水酸化物である(本発明において使用する金属石けん)。
(a)それぞれの場合に必要に応じて置換した、2~8個、特に2~4個の炭素原子を有する飽和若しくは不飽和モノカルボン酸若しくはさらにヒドロキシカルボン酸のアルカリ及び/若しくはアルカリ土類塩、若しくは、2~16個、特に2~12個の炭素原子を有するジカルボン酸のアルカリ及び/若しくはアルカリ土類塩、並びに/又は、
(b)ホウ酸及び/若しくはリン酸のアルカリ若しくはアルカリ土類塩、特にLiOH及び/若しくはCa(OH)2との反応生成物、若しくは、アルカリ若しくはアルカリ土類水酸化物の反応生成物、特にLiOH及び/若しくはCa(OH)2とのホウ酸若しくはリン酸のエステル、並びに/又は、
(c)2~32個の炭素原子、好ましくは8~32個の炭素原子を有する、分岐のない又は分岐したアルキル基をもつホウ酸及びリン酸のエステル、である。
好ましくは、錯化剤は(a)である。
・ 一次抗酸化剤、例えば、アミン化合物(例えばアルキルアミン又は1-フェニル-アミノナフタレン)、芳香族アミン、例えばフェニル-ナフチルアミン若しくはジフェニルアミン、又はポリマーヒドロキシキノリン(例えばTMQ)、フェノール化合物(例えば2,6-ジ-tert-ブチル-4-メチルフェノール)、亜鉛ジチオカルバメート、又は亜鉛ジチオホスフェート。
・ 二次抗酸化剤、例えば、ホスファイト、例えばトリス(2,4-ジ-tert-ブチルフェニルホスファイト)、又はビス(2,4-ジ-tert-ブチルフェニル)-ペンタエリスリトールジホスファイト。
・ 高圧力添加剤、例えば、有機塩素化合物、硫黄又は有機硫黄化合物、リン化合物、無機又は有機ホウ素化合物、亜鉛ジチオホスフェート、有機ビスマス化合物。
・ 「油性」を向上させる活性成分、例えば、C2~C6ポリオール、脂肪酸、脂肪酸エステル、又は動物性若しくは植物性油。
・ 防腐食剤、例えば、石油スルホネート、ジノニルナフタレンスルホネート、又はソルビタンエステル;ジナトリウムセバケート;中性又は過塩基性のカルシウムスルホネート、マグネシウムスルホネート、ナトリウムスルホネート、カルシウム及びナトリウムナフタレンスルホネート、カルシウムサリシレート、アミンホスフェート、スクシネート、ベンゾトリアゾール又は亜硝酸ナトリウムなどの金属不活性剤。
・ 粘性促進剤、例えば、ポリメタクリレート、ポリイソブチレン、オリゴ-デカ-1-エン、ポリスチレン。
・ 摩耗保護添加剤及び摩擦調整剤、例えば、有機モリブデン複合体(OMC)、モリブデン-ジ-アルキル-ジチオホスフェート、モリブデン-ジ-アルキル-ジチオカルバメート、又はモリブデン-ジ-アルキル-ジチオカルバメート、特に、モリブデン-ジ-n-ブチル-ジチオカルバメート及びモリブデン-ジ-アルキル-ジチオカルバメート(Mo2mSn(ジアルキル-カルバメート)2、ただし、m=0~3であり、n=4~1である)、亜鉛ジチオカルバメート、又は亜鉛ジチオホスフェート;又は以下の式に対応する三核モリブデン化合物、
Mo3SkLnQz
式中、Lは、化合物を油中に溶解可能又は分散可能にするため、米国特許第6172013号明細書に開示されているように炭素原子を含む有機基を有する、独立して選択されたリガンドであり、nは1~4の範囲であり、kは4~7の範囲であり、Qは、アミン、アルコール、ホスフィン、及びエーテルからなる中性電子供与化合物の群より選択され、zは0~5の範囲であり、非化学量論的値を含む(独国特許出願公開第102007048091号を参照)。
・ 摩擦調整剤、例えば、機能性ポリマー、例えばオレイルアミド、ポリエーテル及びアミドに基づく有機化合物、例えばアルキルポリエチレングリコールテトラデシレングリコールエーテル、ポリイソブチレンスクシンイミド、ポリイソブチレンコハク酸イミド(PIBSI)又はポリイソブチレン無水コハク酸(PIBSA)。
・ さらに、本発明における潤滑グリース組成物は、腐食及び酸化に対する、並びにキレート化合物、ラジカル捕捉剤、UV変換剤、及び反応層の形成剤等として作用する金属の影響に対する保護のための、通常の添加剤を含有する。加水分解に対するエステル基油の耐性を向上する、カルボジイミド又はエポキシドなどの添加剤を加えることができる。
・ 使用可能な固体潤滑剤は、例えば、ポリマー粉末、例えばポリアミド、ポリイミド、又はPTFE、メラミンシアヌレート、グラファイト、金属酸化物、窒化ホウ素、シリケート、例えばマグネシウムシリケート水和物(タルカム)、ナトリウムテトラボレート、カリウムテトラボレート、金属硫化物、例えばモリブデンジスルフィド、タングステンジスルフィド、又はタングステン、モリブデン、ビスマス、スズ、及び亜鉛に基づく混合スルフィド、アルカリ及びアルカリ土類金属の無機塩、例えばカルシウムカーボネート、ナトリウムホスフェート、及びカルシウムホスフェートである。
同様に、カーボンブラック又はその他のカーボンに基づく固体潤滑剤、例えばナノチューブも使用可能である。また、リグニン誘導体も増粘剤成分又は固体潤滑剤として使用可能である。また、トリテルペン、変性セルロース、キチン、キトサン、又はポリペプチドなどの生物に基づくオリゴマー又はポリマーも可能である。
実施例A(参考)
ポリアルファオレフィンを伴うリチウム-12-ヒドロキシオクタデカン酸脂肪
171gのポリアルファオレフィン(PAO6:PAO150=3:1の混合物)及びラセミ体としての45.25gの12-ヒドロキシオクタデカン酸を、かく拌槽型反応器に入れ、86℃に加熱した。その後、それまでに25gの蒸留水に溶解した、6.31gの水酸化リチウム一水和物を添加した。その後、この物質を210℃に加熱してから、20分の間100℃未満に冷却し、添加剤を加えた。
ポリアルファオレフィンを伴うリチウム-10-ヒドロキシオクタデカン酸脂肪
171gのポリアルファオレフィン(PAO6(メタロセンに基づく):PAO150=3:1の混合物)及び35.16gのR-10-ヒドロキシオクタデカン酸を、かく拌槽型反応器に入れ、91℃に加熱した。その後、それまでに21gの蒸留水に溶解した、5.07gの水酸化リチウム一水和物を添加した。その後、この物質を210℃に加熱してから、20分の間100℃未満に冷却し、添加剤を加えた。その後、潤滑グリースを3本ロールミルで均質化し、さらなるポリアルファオレフィンを徐々に添加することで所望の粘稠度に調整した。このようにして製造した潤滑グリースは、4.64重量%(B1)、4.97重量%(B2)、及び5.06重量%(B3)の増粘剤含有量、並びに339 0.1mm(B1)、332 0.1mm(B2)、及び320 0.1mm(B3)の混和稠度を有するものであった。
ポリアルファオレフィンを伴うリチウム-12-ヒドロキシオクタデカン酸複合脂肪
171gのポリアルファオレフィン(PAO6:PAO150=3:1の混合物)及びラセミ体としての45.25gの12-ヒドロキシオクタデカン酸を、かく拌槽型反応器に入れ、91℃に加熱した。その後、それまでに25gの蒸留水に溶解した、6.31gの水酸化リチウム一水和物を添加した。その後、この物質を210℃に加熱してから、15分の間122℃未満に冷却した。その後、1.25gの(トリス(2-エチルヘキシル)オルトボレートを添加して、100℃未満に冷却し、添加剤を加えた。その後、潤滑グリースを3本ロールミルで均質化し、さらなるポリアルファオレフィンを徐々に添加することで所望の粘稠度に調整した。このように製造したグリースは、10.52重量%の増粘剤含有量及び328 0.1mmの混和稠度、並びに300℃より高い滴点を有するものであった。
ポリアルファオレフィンを伴うリチウムR-10-ヒドロキシオクタデカン酸複合脂肪
171gのポリアルファオレフィン(PAO6:PAO150=3:1の混合物)及び35.16gのR-10-ヒドロキシオクタデカン酸を、かく拌槽型反応器に入れ、91℃に加熱した。
鉱物油を伴うリチウム-12-ヒドロキシオクタデカン酸脂肪
107.48gの鉱物油、グループII(40℃において動粘度=110mm2/s)及び22.08gの12-ヒドロキシオクタデカン酸(ラセミ体)を、かく拌槽型反応器に入れ、91℃に加熱した。その後、それまでに15gの蒸留水に溶解した、3.18gの水酸化リチウム一水和物を添加した。その後、この物質を210℃に加熱してから、20分の間100℃未満に冷却し、添加剤を加えた。その後、潤滑グリースを3本ロールミルで均質化し、さらなる鉱物油、グループII SN600を徐々に添加することで所望の粘稠度に調整した。このように製造した潤滑グリースは、8.3%の増粘剤含有量及び317 0.1mmの混和稠度を有するものであった。
鉱物油を伴うリチウム-10-ヒドロキシオクタデカン酸脂肪
107.12gの鉱物油、グループII(40℃において動粘度=110mm2/s)及び22.04gのR-10-ヒドロキシオクタデカン酸を、かく拌槽型反応器に入れ、91℃に加熱した。その後、それまでに15gの蒸留水に溶解した、3.17gの水酸化リチウム一水和物を添加した。その後、この物質を210℃に加熱してから、20分の間100℃未満に冷却し、添加剤を加えた。その後、潤滑グリースを3本ロールミルで均質化し、さらなる鉱物油、グループII SN600を徐々に添加することで所望の粘稠度に調整した。このように製造した潤滑グリースは、4.21重量%の増粘剤含有量及び328 0.1mmの混和稠度を有するものであった。
エステル油を伴うリチウム-12-ヒドロキシオクタデカン酸脂肪
107.48gのペンタエリスリトールエステル(40℃において96mm2/sの粘度)及び22.08gの12-ヒドロキシオクタデカン酸を、かく拌槽型反応器に入れ、91℃に加熱した。
エステル油を伴うリチウムR-10-ヒドロキシオクタデカン酸脂肪
107.12gのペンタエリスリトールエステル(40℃において96mm2/sの粘度)及び22.04gの12-ヒドロキシオクタデカン酸を、かく拌槽型反応器に入れ、91℃に加熱した。その後、それまでに15gの蒸留水に溶解した、3.17gの水酸化リチウム一水和物を添加した。その後、この物質を210℃に加熱してから、20分の間100℃未満に冷却し、添加剤を加えた。その後、潤滑グリースを3本ロールミルで均質化し、さらなるペンタエリスリトールエステルを徐々に添加することで所望の粘稠度に調整した。このように製造した潤滑グリースは、4.08重量%の増粘剤含有量及び335 0.1mmの混和稠度を有するものであった。
Claims (23)
- (a)少なくとも1つの基油と、
(b)少なくとも1つの添加剤と、
(c)少なくとも1つの増粘剤とを含み、前記少なくとも1つの増粘剤は、少なくとも1つのアルカリ及び/又はアルカリ土類金属イオン並びにC16~C18の脂肪酸から形成された少なくとも1つのカルボキシレートから構成された、金属石けん及び/又は金属複合石けんであり、前記C16~C18の脂肪酸は少なくともR-10-ヒドロキシステアリン酸を含み、前記10-ヒドロキシオクタデカン酸は、R異性体に対する鏡像体純度が80重量%を超え、好ましくは90重量%を超え、特に98重量%を超える、潤滑グリース組成物。 - 前記C16~C18の脂肪酸は、50重量%を超え、好ましくは80重量%を超え、特に95重量%を超える10-ヒドロキシステアリン酸からなる、請求項1に記載の潤滑グリース組成物。
- 前記C16~C18の脂肪酸は、特に0.5重量%を超える、好ましくは1.0重量%を超える、特に好ましくは1~10重量%のヘキサデカン酸を含む、請求項1又は2に記載の潤滑グリース組成物。
- 前記C16~C18の脂肪酸は、特に0.2重量%を超える、好ましくは0.5重量%を超える、特に好ましくは1~10.0重量%のヒドロキシヘキサデカン酸、特に9-ヒドロキシヘキサデカン酸を含む、請求項1~3のいずれか1項に記載の潤滑グリース組成物。
- 前記C16~C18の脂肪酸は、特に0.2重量%を超える、好ましくは0.5重量%を超える、特に好ましくは1~10.0重量%のオクタデカン酸を含む、請求項1~4のいずれか1項に記載の潤滑グリース組成物。
- 前記C16~C18の脂肪酸は、特に0.2重量%を超える、好ましくは0.5重量%を超える、特に好ましくは1.0~10重量%のオクタデセン酸、特に(9Z)-オクタデカ-9-エン酸を含む、請求項1~5のいずれか1項に記載の潤滑グリース組成物。
- 前記C16~C18の脂肪酸は、特に0.2重量%を超える、好ましくは0.5重量%を超える、特に好ましくは1~10重量%のオクタデカジエン酸、特に(9Z,12Z)-オクタデカ-9,12-ジエン酸を含む、請求項1~6のいずれか1項に記載の潤滑グリース組成物。
- 前記C16~C18の脂肪酸は、1重量%未満、好ましくは0.2重量%未満の12-ヒドロキシ-9-オクタデセン酸、特に、(9Z,12R)-12-ヒドロキシ-9-オクタデセン酸を含む、請求項1~7のいずれか1項に記載の潤滑グリース組成物。
- 前記C16~C18の脂肪酸は、1重量%未満の、特に0.2重量%未満の12-ヒドロキシオクタデカン酸を含む、請求項1~8のいずれか1項に記載の潤滑グリース組成物。
- 前記C16~C18の脂肪酸は、対応する不飽和のC16~C18の脂肪酸の酵素変換から得られる、ヒドロキシ置換したC16~C18の脂肪酸を含む、請求項1~9のいずれか1項に記載の潤滑グリース組成物。
- 前記C16~C18の脂肪酸は、少なくとも1つの酵素変換を含む、食用の脂肪、特に使用した食用の脂肪、又はバイオディーゼルから得られる、請求項1~10のいずれか1項に記載の潤滑グリース組成物。
- 前記金属石けん又は金属複合石けんは、
- リチウム石けん若しくはリチウム複合石けん、又は
- リチウム/カルシウム石けん若しくはリチウム/カルシウム複合石けん、又は
- カルシウム石けん若しくはカルシウム複合石けんである、請求項1~11のいずれか1項に記載の組成物。 - 前記錯化剤は、
- それぞれの場合に任意で置換した、
(a)2~8個、特に2~4個の炭素原子を有する飽和若しくは不飽和モノカルボン酸若しくはさらにヒドロキシカルボン酸の、若しくは
(b)2~16個、特に2~12個の炭素原子を有するジカルボン酸のアルカリ及び/若しくはアルカリ土類塩、並びに/又は、
- ホウ酸及び/若しくはリン酸のアルカリ若しくはアルカリ土類塩、特にLiOH及び/若しくはCa(OH)2との反応生成物、若しくは、アルカリ若しくはアルカリ土類水酸化物の反応生成物、特にLiOH及び/若しくはCa(OH)2とのホウ酸若しくはリン酸のエステル、並びに/又は、
- 2~32個の炭素原子、好ましくは8~32個の炭素原子を有する、分岐のない又は分岐したアルキル基をもつホウ酸及びリン酸のエステルから選択される、請求項1~12のいずれか1項に記載の潤滑グリース組成物。 - 前記組成物は、
(a)55~98重量%、特に70~97重量%、又は70~95重量%の前記基油、
(b)0.5~40重量%、特に2~20重量%の添加剤、及び
(c1)1.5~25重量%、好ましくは3~10重量%の金属石けん、又は
(c2)0.1~20重量%の錯化剤を含む、好ましくは0.1~10重量%の錯化剤を含む、1.5~40重量%の金属複合石けんを含む、請求項1~13のいずれか1項に記載の組成物。 - 前記潤滑グリース組成物は、任意で錯化剤を含む、10~15個及び/又は19~24個の炭素原子を有する、飽和又は不飽和モノカルボン酸又はさらにヒドロキシカルボン酸のさらなる金属石けん及び/又はさらなる金属複合石けんを含み、前記さらなる金属石けんは、好ましくは、総金属石けん及び/又は金属複合石けんの50重量%未満、特に好ましくは20重量%未満をなす、請求項1~14のいずれか1項に記載の潤滑グリース組成物。
- 前記潤滑グリース組成物は、アルミノシリケート、アルミナ、疎水性及び親水性シリカ、ポリマー、ジ/ポリ尿素、ジ/ポリ尿素ポリウレタン、及びPTFEの群の1つ以上の成分から選択される補助増粘剤をさらに含む、請求項1~15のいずれか1項に記載の潤滑グリース組成物。
- 前記組成物は、ISO2137に従って測定される、210~475mm/10(25℃において)、好ましくは230~385mm/10(25℃において)の円錐稠度値(混和稠度)を有する、請求項1~16のいずれか1項に記載の潤滑グリース組成物。
- 前記基油は、40℃で、14~2500mm2/s、好ましくは30~500mm2/sの動粘度を有する、請求項1~17のいずれか1項に記載の潤滑グリース組成物。
- 前記添加剤は、
- アミン化合物、フェノール化合物、硫黄抗酸化剤、亜鉛ジチオカルバメート、又は亜鉛ジチオホスフェートなどの抗酸化剤、
- 有機塩素化合物、硫黄、リン又はカルシウムボレート、亜鉛ジチオホスフェート、有機ビスマス又はモリブデン化合物などの高圧力添加剤、
- C2~C6ポリオール、脂肪酸、脂肪酸エステル、又は動物性若しくは植物性油、
- 石油スルホネート、ジノニルナフタレンスルホネート、又はソルビタンエステルなどの防腐食剤、
- ベンゾトリアゾール又は亜硝酸ナトリウムなどの金属不活性剤、
- ポリメタクリレート、ポリイソブチレン、オリゴ-デカ-1-エン、及びポリスチレンなどの粘性促進剤、
- モリブデン-ジ-アルキル-ジチオカルバメート、又はモリブデンスルフィド-ジ-アルキル-ジチオカルバメート、芳香族アミンなどの摩耗保護添加剤、
- 機能性ポリマー、例えばオレイルアミドなど、ポリエーテル及びアミドに基づく有機化合物、又はモリブデンジチオカルバメートなどの摩擦調整剤、並びに
- ポリアミド、ポリイミド、又はPTFEなどのポリマー粉末、グラファイト、金属酸化物、窒化ホウ素、リグニン誘導体(例えばスルホネート、オルガノソルブリグニン)、モリブデンジスルフィド、タングステンジスルフィド、又はタングステン、モリブデン、ビスマス、スズ、及び亜鉛に基づく混合スルフィドなどの金属硫化物、カルシウムカルボネート、ナトリウム及びカルシウムホスフェートなどのアルカリ及びアルカリ土類金属の無機塩などの、固体潤滑剤、の群から選択される1つ以上の成分を含む、請求項1~18のいずれか1項に記載の潤滑グリース組成物。 - それぞれ特に、-20℃未満の低動作温度の、及び/又は自動車、航空機、ドローン、若しくはヘリコプターにおける、歯車、等速ジョイントシャフト、すべり軸受及びころ軸受、摺動ガイド、スピンドル駆動部、リニア駆動部、ボールねじを潤滑するための、請求項1~19のいずれか1項に記載の潤滑グリース組成物の使用。
- 特に自動車、航空機、ドローン、又はヘリコプターにおける、操舵システム、サンルーフ、窓昇降装置、サイドミラー調節装置、ドア錠、シャーシ車輪用軸受を潤滑するための、請求項1~19のいずれか1項に記載の潤滑グリース組成物の使用。
- 特にハイブリッド車両又は完全に電気の車両における、電気モーター用軸受を潤滑するための、請求項1~19のいずれか1項に記載の潤滑グリース組成物の使用。
- (a)少なくとも1つの基油と、
(b)少なくとも1つの添加剤と、
(c)少なくとも1つの増粘剤とを合わせることによって、請求項1~19の少なくとも1項に記載の潤滑グリース組成物を調製する方法であって、前記少なくとも1つの増粘剤は、アルカリ又はアルカリ土類金属イオン及びR-10-ヒドロキシステアリン酸から構成された、金属石けん又は金属複合石けんであり、前記金属石けん又は金属複合石けんは、少なくとも170℃に加熱しながら前記基油中で好ましくは調製され、前記添加剤は、100℃より低く冷却した後にさらに好ましくは添加される、方法。
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