JP7422886B2 - 潤滑剤組成物およびそれらの使用 - Google Patents
潤滑剤組成物およびそれらの使用 Download PDFInfo
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- JP7422886B2 JP7422886B2 JP2022545833A JP2022545833A JP7422886B2 JP 7422886 B2 JP7422886 B2 JP 7422886B2 JP 2022545833 A JP2022545833 A JP 2022545833A JP 2022545833 A JP2022545833 A JP 2022545833A JP 7422886 B2 JP7422886 B2 JP 7422886B2
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- DHTAIMJOUCYGOL-UHFFFAOYSA-N 2-ethyl-n-(2-ethylhexyl)-n-[(4-methylbenzotriazol-1-yl)methyl]hexan-1-amine Chemical compound C1=CC=C2N(CN(CC(CC)CCCC)CC(CC)CCCC)N=NC2=C1C DHTAIMJOUCYGOL-UHFFFAOYSA-N 0.000 description 2
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- AIXZBGVLNVRQSS-UHFFFAOYSA-N 5-tert-butyl-2-[5-(5-tert-butyl-1,3-benzoxazol-2-yl)thiophen-2-yl]-1,3-benzoxazole Chemical group CC(C)(C)C1=CC=C2OC(C3=CC=C(S3)C=3OC4=CC=C(C=C4N=3)C(C)(C)C)=NC2=C1 AIXZBGVLNVRQSS-UHFFFAOYSA-N 0.000 description 1
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- DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 description 1
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- COTPAMORPWZHKE-UHFFFAOYSA-H trizinc;thiophosphate;thiophosphate Chemical class [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([S-])=O.[O-]P([O-])([O-])=S COTPAMORPWZHKE-UHFFFAOYSA-H 0.000 description 1
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Classifications
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- 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
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
-
- 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
- C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
- C10M105/08—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen
- C10M105/32—Esters
- C10M105/38—Esters of polyhydroxy compounds
-
- 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
- C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
- C10M107/20—Lubricating compositions characterised by the base-material being a macromolecular compound containing oxygen
- C10M107/30—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M107/32—Condensation polymers of aldehydes or ketones; Polyesters; Polyethers
- C10M107/34—Polyoxyalkylenes
-
- 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
- C10M111/00—Lubrication compositions characterised by the base-material being a mixture of two or more compounds covered by more than one of the main groups C10M101/00 - C10M109/00, each of these compounds being essential
- C10M111/04—Lubrication compositions characterised by the base-material being a mixture of two or more compounds covered by more than one of the main groups C10M101/00 - C10M109/00, each of these compounds being essential at least one of them being a macromolecular organic compound
-
- 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
- C10M129/68—Esters
- C10M129/76—Esters containing free hydroxy or carboxyl 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
- 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
- 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
- C10M133/38—Heterocyclic nitrogen compounds
- C10M133/44—Five-membered ring containing nitrogen and carbon only
-
- 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
- C10M135/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing sulfur, selenium or tellurium
- C10M135/08—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing sulfur, selenium or tellurium containing a sulfur-to-oxygen bond
- C10M135/10—Sulfonic acids or derivatives 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
- C10M135/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing sulfur, selenium or tellurium
- C10M135/12—Thio-acids; Thiocyanates; Derivatives thereof
- C10M135/14—Thio-acids; Thiocyanates; Derivatives thereof having a carbon-to-sulfur double bond
- C10M135/18—Thio-acids; Thiocyanates; Derivatives thereof having a carbon-to-sulfur double bond thiocarbamic type, e.g. containing the 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
- 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
- C10M137/04—Phosphate esters
-
- 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
- C10M141/10—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 at least one of them being an organic phosphorus-containing compound
-
- 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
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/026—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl groups
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Description
それぞれ、モノマー型、オリゴマー型および/または重合型で存在していてよい、天然グリセリドエステルから、殊にひまわり油、なたね油またはアブラナ油、亜麻油、とうもろこし油、サフラワー油、大豆油、あまに油、落花生油、「レスクエラ」油、パーム油、オリーブ油の群から、および
ポリオールエステル、ポリオール複合エステル、ダイマー酸からの複合エステル、ダイマー酸エステル、脂肪族カルボン酸エステルおよびジカルボン酸エステル、リン酸エステルおよびトリメリト酸エステルおよびピロメリト酸エステルからの合成エステル、ならびに
それらの組合せの群から
選択されている。
殊に鎖長C4~C36、好ましくはC10~36、特に好ましくはC14~C36、および極めて特に好ましくはC18~C36の飽和および/またはモノまたはポリ不飽和の、線状および/または分岐状のモノカルボン酸でエステル化されている、ネオペンチルグリコールエステル、トリメチロールプロパンエステル、およびペンタエリトリトールエステル、および
殊に、任意の混合物で、鎖長C4~C36、好ましくはC10~36、特に好ましくはC14~C36、および極めて特に好ましくはC18~C36の飽和および/またはモノまたはポリ不飽和の、線状および/または分岐状のモノカルボン酸でおよび鎖長C4~C36、好ましくはC4~C18、特に好ましくはC4~C12の飽和および/またはモノまたはポリ不飽和の、線状および/または分岐状のジカルボン酸で全エステル化または部分エステル化されている、ネオペンチルグリコール複合エステル、トリメチロールプロパン複合エステル、およびペンタエリトリトール複合エステル、ならびに
それらの組合せ
から選択されている。
- 油溶性ポリアルキレングリコール、
- 前記潤滑剤組成物全体を基準として、0.1~85質量%の量の、天然エステルおよび合成エステル、ならびにそれらの組合せの群から選択される、エステル化合物、および
- 前記潤滑剤組成物全体を基準として、0.1~20質量%の量の、酸化防止剤と腐食防止剤とを含む、添加剤混合物
を含有し、ここで、前記腐食防止剤が、スルホン酸、カルボン酸、ナフテン酸、ナフトエ酸、安息香酸およびリン酸、およびそれらの誘導体およびそれらの組合せの中性のアルカリ金属塩およびアルカリ土類金属塩から選択されており、かつ前記の含まれる構成成分は、合わせて全部で100質量%になり、かつ前記のように定義されている。
- 油溶性ポリアルキレングリコール、
- 前記潤滑剤組成物全体を基準として、0.1~85質量%の量の、天然エステルおよび合成エステル、ならびにそれらの組合せの群から選択される、エステル化合物、および
- 前記潤滑剤組成物全体を基準として、0.1~20質量%の量の、酸化防止剤と、腐食防止剤と、非鉄重金属不活性化剤とを含む、添加剤混合物
を含有し、ここで、前記腐食防止剤が、スルホン酸、カルボン酸、ナフテン酸、ナフトエ酸、安息香酸およびリン酸の中性のアルカリ金属塩およびアルカリ土類金属塩、およびそれらの組合せから選択されており、かつ前記の含まれる構成成分は、合わせて全部で100質量%になり、かつ前記のように定義されている。
マレイン酸-オレフィンコポリマー(例えばKetjenlube(登録商標)135、Ketjenlube(登録商標)2700、Ketjenlube(登録商標)23000として商業的に入手可能)、
変性ポリエステル(例えばPerfad(商標) 3000、Perfad(商標) 3050として商業的に入手可能)、
ポリメチルメタクリレート(PMMA)、線状ポリマーならびにスターポリマー(例えばLubrizol 87725として商業的に入手可能)、
オレイン酸、殊にC16~C18-脂肪酸およびC18-不飽和脂肪酸の混合物(例えばHerwemag OAとして商業的に入手可能)、
グリセリンモノオレエート(GMO)、殊に最小40%のモノ含量、最大6%の遊離グリセリンを有するもの(例えばIlco Lube 2316として商業的に入手可能)、
ポリメタクリレート(PMA)、線状ポリマーならびにくし型ポリマー(例えばViscoplex(登録商標)3-200として商業的に入手可能)、
1-デセンおよび9-ドデシル酸メチルエステルのくし型ポリマー(例えばElevance Aria(登録商標)WTP 40として商業的に入手可能)、
ペンタエリトリトール-テトライソステアレート(例えばPriolube(商標) 3987-LQとして商業的に入手可能)。
- 油溶性ポリアルキレングリコール、
- 前記潤滑剤組成物全体を基準として、0.1~85質量%の量の、天然エステルおよび合成エステル、ならびにそれらの組合せの群から選択される、エステル化合物、および
- 前記潤滑剤組成物全体を基準として、0.1~20質量%の量の、酸化防止剤と、腐食防止剤と、任意に非鉄重金属不活性化剤とを含む、添加剤混合物
を含有し、ここで、前記腐食防止剤が、スルホン酸、カルボン酸、ナフテン酸、ナフトエ酸、安息香酸およびリン酸の中性のアルカリ金属塩およびアルカリ土類金属塩、ならびに誘導体およびそれらの組合せから選択されており、かつ前記の含まれる構成成分は、合わせて全部で100質量%になり、かつ前記のように定義されている。
前記潤滑剤組成物ならびにその中に含まれる構成成分の特性は、製造者側から公知ではない場合には、以下の方法を用いて測定される:
- 粘度の測定:粘度測定は、ASTM D 7042に従ってスタビンガー粘度計SVM 3000(Anton Paar)を用いて行われる。
- 酸価の測定(TAN、全酸価[mgKOH/g]):
前記酸価の測定のために、試料を溶剤混合物中に溶解させ、引き続き、ASTM D664-18E02に従ってアルコール性水酸化カリウム溶液で滴定する。前記滴定は、Metrohm 905 Titrando滴定ユニットのSolvotrodeを用いて電位差測定により実施される。
- 分子量(Mn)の測定:
前記分子量の測定は、GPC(ゲル浸透クロマトグラフィー)によってポリスチレン標準に対してDIN 55672-1:2016-03 “Gelpermeationschromatographie (GPC) - Teil 1: Tetrahydrofuran (THF) als Elutionsmittel”に従ってSECcure GPCシステムを使用して行われる。
前記潤滑剤組成物の製造は、当業者に公知の手順により、前記基油構成成分((1種以上の)油溶性ポリアルキレングリコール、(1種以上の)エステル化合物)および前記添加剤を、適した容器、例えば混合釜中で、適した撹拌機を使用しながら混合することによって行われる。固体の添加剤もしくは構成成分は、温度上昇により溶液になり、かつ混ざり合う。前記製造は、連続法によって行うこともできる。
2オクタデシル-3-(3,5-ジ-tert-ブチル-4-ヒドロキシフェニル)プロピオネート(CAS番号2082-79-3)、
3ベンゼンアミン,N-フェニル-,2,4,4-トリメチルペンテンとの反応生成物(CAS番号68411-46-1)、
4ビス(4-(1,1,3,3-テトラメチルブチル)フェニル)アミン(CAS番号15721-78-5)、
5アミン,C11-14-分岐状アルキル-,モノヘキシルおよびジヘキシルホスフェート(CAS番号80939-62-4)、
6N-オレオイルサルコシン、
72-(テトラプロペニル)コハク酸,プロパン-1,2-ジオールとのモノエステル(CAS番号52305-09-6)、
8(テトラプロペニル)コハク酸(CAS番号27859-58-1)、
9ジヒドロ-3-(テトラプロペニル)フラン-2,5-ジオンとプロパン-1,2-ジオールとの反応生成物(EC番号947-696-0)、
104,4′-メチレンビス(ジブチルジチオカルバメート)(CAS番号10254-57-6)
11ポリプロピレングリコールモノブチルエーテル,n-ブタノール開始(Synalox(商標) 100-40B DOW, Mn 1100g/mol)、
12鉱油中バリウムビス(ジノニルナフタレンスルホネート)(CAS番号25619-56-1、King Industries Na-Sul(登録商標) BSN, pH 10)。
適したエラストマー材料の選択の際に、その温度使用範囲に加えて、しばしば、前記エラストマーの化学的および物理的な耐久性の考慮も決定的である。前記エラストマーは、老化もしくは摩耗の影響を受け、これらは前記使用における寿命に決定的である。
FKM:80 FKM 10061:168h/150℃、
85 FKM 245601:168h/150℃
NBR:ISO 6072 NBR 1:1000h/100℃。
FKM: 80 FKM 10061:336h/80℃。
- 体積変化、質量変化:測定を、それぞれ、DIN ISO 1817 (DIN ISO 1817:2016-11) エラストマー―液体に対する挙動の測定に従って行う
前記試験体の体積もしくは質量の変化からは、原因として前記材料内部への前記試験液体のマイグレーションまたは前記材料の溶出もしくは場合により溶解も得られる。
- ショアA硬さの変化:測定を、DIN ISO 7619-1 (DIN ISO 7619-1:2012-02) エラストマーまたは熱可塑性エラストマー―押込み硬さの測定―第1部:デュロメーター法(ショア硬さ)に従って行う
硬さとは、一般的に、より硬い試験体を押し込む際の前記材料の機械抵抗をいう。
- 引張強さならびに破断伸びの変化:測定を、それぞれ、DIN 53504 (DIN 53504:2017-03)―ゴムおよびエラストマーの試験―引張強さ、破断伸びおよび引張試験における応力値の測定に従って行う
Claims (18)
- 潤滑剤組成物であって、
- ポリイソブチレンオキシド-ポリイソプロピレンオキシドコポリマー、ポリイソブチレンオキシド-ポリエチレンオキシドコポリマーおよびポリイソブチレンオキシド-ポリイソプロピレンオキシド-ポリエチレンオキシドコポリマー、ならびにそれらの組合せから選択される、油溶性ポリアルキレングリコール、
- 天然エステルおよび合成エステル、ならびにそれらの組合せの群から選択される、エステル化合物、および
- 酸化防止剤と腐食防止剤とを含む、添加剤混合物
を含有し、
前記腐食防止剤が、スルホン酸、カルボン酸、ナフトエ酸、ナフテン酸、安息香酸およびリン酸の中性のアルカリ金属塩およびアルカリ土類金属塩、ならびにそれらの誘導体およびそれらの組合せから選択されている、前記潤滑剤組成物。 - 前記の中性のアルカリ金属塩およびアルカリ土類金属塩が、Na塩、Ca塩、K塩およびMg塩である、請求項1に記載の潤滑剤組成物。
- 前記腐食防止剤が、中性のカルシウムスルホネートおよびそれらの誘導体から選択されている、請求項1または2に記載の潤滑剤組成物。
- 前記酸化防止剤が、フェノール系酸化防止剤、アミン系酸化防止剤、ホスフィットおよび硫黄含有化合物、ならびにそれらの組合せから選択されている、請求項1から3までのいずれか1項に記載の潤滑剤組成物。
- 前記酸化防止剤が、フェノール系酸化防止剤、アミン系酸化防止剤、チオカルバメートおよびジチオカルバメート、ならびにそれらの組合せから選択されている、請求項1から4までのいずれか1項に記載の潤滑剤組成物。
- 前記酸化防止剤が、アミン系酸化防止剤から選択されている、請求項1から5までのいずれか1項に記載の潤滑剤組成物。
- 前記添加剤混合物がさらに、トリアゾール、メルカプトチアジアゾールおよびサリチレート、およびそれらの組合せから選択されている、非鉄重金属不活性化剤を含む、請求項1から6までのいずれか1項に記載の潤滑剤組成物。
- 前記非鉄重金属不活性化剤が、トリアゾールから選択されている、請求項7に記載の潤滑剤組成物。
- 前記エステル化合物が、
モノマー型、オリゴマー型および/または重合型の、天然グリセリドエステルから、および
ポリオールエステル、ポリオール複合エステル、ダイマー酸からの複合エステル、ダイマー酸エステル、脂肪族カルボン酸エステルおよびジカルボン酸エステル、リン酸エステルおよびトリメリト酸エステルおよびピロメリト酸エステルおよびエストリドの群からの合成エステル、ならびに
それらの組合せ
から選択されている、請求項1から8までのいずれか1項に記載の潤滑剤組成物。 - 前記エステル化合物が、ポリオールエステルおよびポリオール複合エステル、ならびにそれらの組合せから選択されている、請求項1から9までのいずれか1項に記載の潤滑剤組成物。
- 前記エステル化合物が、
鎖長C4~C36の飽和および/またはモノ不飽和もしくはポリ不飽和の、線状および/または分岐状のモノカルボン酸でエステル化されている、ネオペンチルグリコールエステル、トリメチロールプロパンエステル、およびペンタエリトリトールエステル、および
任意の混合物での、鎖長C4~C36の飽和および/またはモノ不飽和もしくはポリ不飽和の、線状および/または分岐状のモノカルボン酸で、および鎖長C4~C36の飽和および/またはモノ不飽和もしくはポリ不飽和の、線状および/または分岐状のジカルボン酸で全エステル化または部分エステル化されている、ネオペンチルグリコール複合エステル、トリメチロールプロパン複合エステル、およびペンタエリトリトール複合エステル、ならびに
それらの組合せ
から選択されている、請求項1から10までのいずれか1項に記載の潤滑剤組成物。 - 前記ネオペンチルグリコールエステル、前記トリメチロールプロパンエステルおよび前記ペンタエリトリトールエステルが、それぞれ、鎖長C18~C36の飽和および/またはモノ不飽和もしくはポリ不飽和の、線状および/または分岐状のモノカルボン酸でエステル化されており、かつ
前記ネオペンチルグリコール複合エステル、前記トリメチロールプロパン複合エステルおよび前記ペンタエリトリトール複合エステルが、それぞれ、任意の混合物での、鎖長C18~C36の飽和および/またはモノ不飽和またはポリ不飽和の、線状および/または分岐状のモノカルボン酸で、および鎖長C4~C36の飽和および/またはモノ不飽和もしくはポリ不飽和の、線状および/または分岐状のジカルボン酸で全エステル化または部分エステル化されている、請求項11に記載の潤滑剤組成物。 - 前記油溶性ポリアルキレングリコールコポリマーが、アルコール開始コポリマーである、請求項1から12までのいずれか1項に記載の潤滑剤組成物。
- 前記油溶性ポリアルキレングリコールが、500g/mol以上~1400g/mol以下の分子量Mnを有する、請求項1から13までのいずれか1項に記載の潤滑剤組成物。
- 前記エステル化合物が、前記潤滑剤組成物全体を基準として、0.1~85質量%の量で含まれている、請求項1から14までのいずれか1項に記載の潤滑剤組成物。
- 前記添加剤混合物が、前記潤滑剤組成物全体を基準として、0.1~20質量%の量で含まれている、請求項1から15までのいずれか1項に記載の潤滑剤組成物。
- 前記添加剤混合物がさらに、摩耗防止剤、摩擦減少剤、極圧添加剤、イオン錯化剤、固体潤滑剤、分散剤、流動点改善剤および粘度向上剤、UV安定剤、乳化剤、呈色指示薬、すべり向上剤および消泡剤から選択される、1種以上の添加剤を含む、請求項1から16までのいずれか1項に記載の潤滑剤組成物。
- 海洋分野におけるおよび陸水の分野におけるギヤ油、転がり軸受油、作動油またはすべり軸受油としてならびに水および/または水性媒体と接触する陸上の機械および機械要素における、請求項1から17までのいずれか1項に記載の潤滑剤組成物の使用。
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2021
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CN103756764A (zh) | 2013-12-25 | 2014-04-30 | 烟台德高石油有限公司 | 一种合成液压油及其制备方法 |
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WO2021219456A1 (de) | 2021-11-04 |
US20230174885A1 (en) | 2023-06-08 |
CN115443325A (zh) | 2022-12-06 |
DE102020111403A1 (de) | 2021-10-28 |
KR20220112271A (ko) | 2022-08-10 |
JP2023512001A (ja) | 2023-03-23 |
CN115443325B (zh) | 2024-07-09 |
EP4143281A1 (de) | 2023-03-08 |
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