TWI364453B - Lube oil compositions - Google Patents

Lube oil compositions Download PDF

Info

Publication number
TWI364453B
TWI364453B TW096151444A TW96151444A TWI364453B TW I364453 B TWI364453 B TW I364453B TW 096151444 A TW096151444 A TW 096151444A TW 96151444 A TW96151444 A TW 96151444A TW I364453 B TWI364453 B TW I364453B
Authority
TW
Taiwan
Prior art keywords
lubricating oil
sphere
carbon
metal
oil composition
Prior art date
Application number
TW096151444A
Other languages
English (en)
Other versions
TW200927913A (en
Inventor
Gan Lin Hwang
ting yao Su
Woan Shiow Tserng
Hsin Yi Wu
Original Assignee
Ind Tech Res Inst
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ind Tech Res Inst filed Critical Ind Tech Res Inst
Priority to TW096151444A priority Critical patent/TWI364453B/zh
Priority to US12/114,488 priority patent/US8575079B2/en
Priority to JP2008326968A priority patent/JP2009161756A/ja
Publication of TW200927913A publication Critical patent/TW200927913A/zh
Application granted granted Critical
Publication of TWI364453B publication Critical patent/TWI364453B/zh

Links

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
    • C10M171/00—Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well-defined but for which the chemical nature is either unspecified or only very vaguely indicated
    • C10M171/06—Particles of special shape or size
    • 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
    • C10M125/00—Lubricating compositions characterised by the additive being an inorganic material
    • C10M125/04—Metals; Alloys
    • 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
    • C10M125/00—Lubricating compositions characterised by the additive being an inorganic material
    • C10M125/06—Sulfur
    • 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
    • C10M159/00—Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution
    • C10M159/12—Reaction products
    • 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
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/04—Elements
    • C10M2201/041—Carbon; Graphite; Carbon black
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
    • C10N2020/01—Physico-chemical properties
    • C10N2020/055—Particles related characteristics
    • C10N2020/06—Particles of special shape or size
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2050/00—Form in which the lubricant is applied to the material being lubricated
    • C10N2050/12—Micro capsules

Description

1364453 九、發明說明： 【發明所屬之技術領域】 本發明係有關於一種、潤滑油組合物，特別是有關於一 種包含奈米碳球之潤滑油組合物。 【先前技術】
奈米碳球是由多層石墨層結構以球中球的方式所組成 的多面體碳簇。其粒徑大體介於3〜lOOnm，主要為 30〜4〇nm，内部可為中空（Hollow Nanocapsules)或填充金屬 (Metal Filled Nanocapsules)。奈米碳球外殼的石墨層，其 中央部位均為六圓環，在邊角或轉折處則由五圓環所組 成，每一碳原子皆為sp2混成執域。奈米碳球因特殊多層 石墨層結構而具有高熱傳導性、高導電性、強度佳及化學 穩定性等優點。由於奈米碳球的石墨殼層形成一保难* 間’遂可避免内部金屬顆粒聚集、擴散或受外在環境: 而氧化，使㈣奈米金屬結構及量子效麟性質得以^ λί 〇
以顆粒狀奈米碳球作為潤滑油添加劑，相較 平石墨材的差別在於：球狀奈^粒每—殼層的== 多面弯頂（geodesic dome)’直徑約在數十至—肛 封閉結構沒有暴露活性邊界，使添加太 不水，U 質優越，並具備微電子領域應用的： 閏滑劑品 墨材的潤滑縦由滑動層狀化合物所構成 θ狀 張頁結構的滑動膠，可減少摩擦， 疋種平坦、 化學活性，遂會慢慢分解及裂開而連狀邊界是屬 咬、、，。主奴進行潤滑的金 L364453 • 屬表面。球狀奈米顆粒，其優點在於利用類似微細小球軸 承的滾動來降低潤滑劑摩擦及磨損，其顆粒大小可沿金屬 表面進入每一坑洞缝隙。此外，因球狀奈米顆粒在形狀上 無暴露的活性邊界，遂此種較佳的潤滑劑可抵抗較惡劣環 境。 然而，球狀奈米顆粒因無暴露的活性邊界而使其不易 分散於溶劑中，遂要如何克服奈米粒子與有機相（潤滑油） 之界面性質，保持粒子間分散性，以使其在潤滑油中發揮 • 降低摩擦的特性，為一重要關鍵技術。 【發明内容】^ 本發明之一實施例，提供一種潤滑油組合物，包括： 一基礎油料；以及一奈米碳球，表面接枝有一烷基，使其 分散於該基礎油料。 本發明經改質後之奈米碳球，表面接枝有烷基分子 鏈，可均勻分散於潤滑油中，成為極佳的添加劑配方，以 提升潤滑油之潤滑性、修補磨痕、熱傳導效率及使用壽命， 鲁相當適合應用於軋延油、導熱油 '含浸油、鏈條油、引擎 油、機械油及真空轴封油料等。 為讓本發明之特徵及優點能更明顯易懂，下文特舉一 相關實施例，並配合所附圖式，作詳細說明如下： 【實施方式】 本發明之一實施例，提供一種潤滑油組合物，包括： 一基礎油料；以及一奈米碳球，表面接枝有一烷基，使其 分散於基礎油料。 1364453 ' 上述奈米碳球表面是可以共價鍵與烷基鍵結，而接枝 ' 於奈米碳球表面的烷基，其碳數大體介於12〜18，例如碳 數18的硬脂酸(stearic acid)。奈米碳球可為一中空結構或 填充有金屬 '金屬合金、金屬氧化物、金屬碳化物、金屬 硫化物、金屬氮化物或金屬侧化物。奈米碳球外殼可為純 碳或摻雜有氮、鱗或测。奈米碳球的粒徑大體介於 3〜1 OOnm，大多數為30〜40nm。本發明潤滑油組合物可應 用作為例如軋延油、含浸油、導熱油、鏈條油或真空機械 鲁油。 本發明潤滑油組合物中所含的改質奈米碳球具有極佳 物性，例如自由基掃除率可達ΙχΙΟ8〜hlOkg/iyY1，於氧 氣下的熱安定性可達攝氏600度以上，於溶劑中的分散性 可達1〜10mg/ml。 本發明奈米碳球的添加量一般來說是依基礎油料種類 的不同而有所差異，大約佔潤滑油組合物重量百分比的千 分之0.05至百分之1左右。若在Ι,ΟΟΟρριη的添加量下， • 本發明潤滑油组合物以SRV潤滑油性能測試可較一般基 礎油料荷重提升56%，達700Ν。 本發明奈米碳球的改質步驟如下。首先，將奈米碳球 分散於例如雙氧水的溶劑中，藉由羥基自由基加成反應使 奈米碳球表面形成共價鍵結的羥基。加成於奈米碳球表面 的基團並不限於羥基，亦可藉由適當化學反應形成胺基或 羧基鍵結。之後，將上述表面鍵結有羥基的奈米碳球與其 相當莫耳數、碳數12〜18的烷類化合物，例如碳數18的硬 1364453 脂酸’置於酸性溶液中迴流進行加成 即可獲得表面接枝有硬脂醪的太f;^戏:.分離純化後， 添加劑。 “’一球產物，作為潤滑油 奈米碳球外殼為封閉的多層石墨岸6士 或填充有金屬。其具有高表面積“ 自由基等特性。本發明加\球狀七平=(、、導熱及掃除 劑以取代傳統平板狀石墨潤滑二：提:= :、散熱及自由基掃:率，適合應用於線材加:軋 精_用含浸二_、鏈條油或真空機械油。且奈 来石反球經化料質後，可自分散於崎油巾 用分散劑，可保持油料性質。 【實施例】 【實施例1】 油溶性奈米碳球之製備 首先’將奈米碳球分散於雙氧水中，藉由經基自由基 加成反應使奈米碳球表面與羥基形成共價鍵結。之後，將 上述表面鍵結有輕基的奈米碳球CNC(OH)n與相當莫耳數 之硬脂酸（stearic acid)於酸性溶液中迴流進行加成反應。 待分離純化後’即可獲得CNC(OCOC]8)n產物，作為 >閏滑油添加劑®樣品以SRV潤滑油性能測試，中油基礎油 荷重450N，奈米碳球潤滑油荷重提升56%，達700N。其 他物性分析請參閱下表一。 <5 8 1364453 表一 市售 本發明 潤滑油產品 奈米碳球潤滑油 基礎油之 SRV时壓測試 450N 700N 軋延油C310 自然熱對流性 垂直方向 — 相對軋延油C310， 提升557% Heat Capacity (J/g-°C) 2.394 1.706 雖然本發明已以實施例揭露如上，然其並非用以限定 本發明，任何熟習此項技藝者，在不脫離本發明之精神和 範圍内，當可作更動與潤飾，因此本發明之保護範圍當視 後附之申請專利範圍所界定者為準。 9 1364453 【圖式簡單說明】 •fe 〇 / *»> 【主要元件符號說明】

Claims (1)

  1. I3644§5n 修正本 修正日期:100.11.11 十、申請專魏®: ΤΡΙίΙΐ 1. 一種潤滑油組合物，包括： 一潤滑油；以及 一奈米碳球，表面接枝有一碳數介於丨2〜18之烷基， 使其分散於該潤滑油，其中表面接枝有該碳數介於12〜18 之蜣基之該奈米碳球具有化學式CNC(OCOC12_】8)，其中 CNC為該奈未碳球，c】2 is為該碳數介於丨2〜Μ之烷基， 〇C〇為連接該奈米碳球與該碳數介於12〜18之烷基之一酯 — 鍵。 其中 其中 其中 金屬 其中 其中 二2·如申請專利範圍第1項所述之潤滑油組合物， 邊奈米唆球係以共價鍵與該烷基鍵結。 _ 3’如申請專利範圍第1項所述之潤滑油組合物， 該奈米碳球係為一中空結構。 =太4·,如申請專利範圍第1項所述之潤滑油組合物， =不米兔球係填充有金屬、金屬合金、金屬氧化物、 碳化5物、金屬硫化物、金屬氮化物或金屬魏物。 社太5:如申请專利範圍第1項所述之潤滑油組合物， 該不米碳球係摻雜有氮、磷或硼。 辞太水!0申请專利範圍第1項所述之濶滑油組合物， 心不只石炭球之粒徑介於3〜100nm。
TW096151444A 2007-12-31 2007-12-31 Lube oil compositions TWI364453B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
TW096151444A TWI364453B (en) 2007-12-31 2007-12-31 Lube oil compositions
US12/114,488 US8575079B2 (en) 2007-12-31 2008-05-02 Lube oil compositions
JP2008326968A JP2009161756A (ja) 2007-12-31 2008-12-24 潤滑油組成物

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW096151444A TWI364453B (en) 2007-12-31 2007-12-31 Lube oil compositions

Publications (2)

Publication Number Publication Date
TW200927913A TW200927913A (en) 2009-07-01
TWI364453B true TWI364453B (en) 2012-05-21

Family

ID=40799222

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096151444A TWI364453B (en) 2007-12-31 2007-12-31 Lube oil compositions

Country Status (3)

Country Link
US (1) US8575079B2 (zh)
JP (1) JP2009161756A (zh)
TW (1) TWI364453B (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007082299A2 (en) 2006-01-12 2007-07-19 The Board Of Trustees Of The University Of Arkansas Nanoparticle compositions and methods for making and using the same
US10100266B2 (en) 2006-01-12 2018-10-16 The Board Of Trustees Of The University Of Arkansas Dielectric nanolubricant compositions
TWI490330B (zh) * 2010-12-30 2015-07-01 Ind Tech Res Inst 潤滑油組合物及其製配方法
US8476206B1 (en) 2012-07-02 2013-07-02 Ajay P. Malshe Nanoparticle macro-compositions
US8486870B1 (en) 2012-07-02 2013-07-16 Ajay P. Malshe Textured surfaces to enhance nano-lubrication
US10214704B2 (en) 2017-04-06 2019-02-26 Baker Hughes, A Ge Company, Llc Anti-degradation and self-healing lubricating oil
WO2020197609A2 (en) * 2019-01-04 2020-10-01 Northwestern University Self-healing coating compositions

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5292444A (en) * 1992-10-02 1994-03-08 Exxon Research And Engineering Company Lube oil compositions containing fullerene-grafted polymers
US5454961A (en) * 1994-04-19 1995-10-03 Exxon Research & Engineering Co. Substituted fullerenes as flow improvers
AU2001245786A1 (en) * 2000-03-17 2001-10-03 Hyperion Catalysis International Inc. Carbon nanotubes in fuels and lubricants
TWI312353B (en) * 2002-12-26 2009-07-21 Ind Tech Res Inst Polymer chain grafted carbon nanocapsule
JP2004331737A (ja) 2003-05-02 2004-11-25 Inr Kenkyusho:Kk 加工用流体
WO2006025869A2 (en) * 2004-03-26 2006-03-09 Luna Innovations Incorporated A(3-n)XnN@C80 ENDOHEDRAL METALLOFULLERENES AS LUBRICANT OF ADDITIVE, CORROSION-RESISTANT COATING, AND THERMALLY-CONDUCTIVE MATERIALS.
TWI333826B (en) * 2005-11-30 2010-11-21 Heat transfer fluids with carbon nanocapsules
TWI264415B (en) * 2005-11-30 2006-10-21 Ind Tech Res Inst Heat transfer fluids with heteroatom-containing nanocapsules

Also Published As

Publication number Publication date
TW200927913A (en) 2009-07-01
US8575079B2 (en) 2013-11-05
JP2009161756A (ja) 2009-07-23
US20090170733A1 (en) 2009-07-02

Similar Documents

Publication Publication Date Title
TWI364453B (en) Lube oil compositions
Paul et al. Nanolubricants dispersed with graphene and its derivatives: an assessment and review of the tribological performance
Xiao et al. 2D nanomaterials as lubricant additive: A review
Wang et al. Ionic liquid capped carbon dots as a high-performance friction-reducing and antiwear additive for poly (ethylene glycol)
Chen et al. Important contributions of multidimensional nanoadditives on the tribofilms: from formation mechanism to tribological behaviors
CN1267220C (zh) 在复合金属基体中作为固体润滑剂的空心类富勒烯纳米粒子
JP6016897B2 (ja) ハイブリッドナノ潤滑剤
Cursaru et al. The efficiency of Co-based single-wall carbon nanotubes (SWNTs) as an AW/EP additive for mineral base oils
Jiang et al. Tribological properties of oleylamine-modified ultrathin WS 2 nanosheets as the additive in polyalpha olefin over a wide temperature range
Kumar et al. Tribological characterisation of graphene oxide as lubricant additive on hypereutectic Al-25Si/steel tribopair
Wang et al. Nitrogen-doped porous carbon nanospheres derived from hyper-crosslinked polystyrene as lubricant additives for friction and wear reduction
CN105038902A (zh) 石墨烯/if-ws2复合改性润滑油及其制备方法
Hu et al. BLG-RGO: A novel nanoadditive for water-based lubricant
Saini et al. Potential exploration of nano-talc particles for enhancing the anti-wear and extreme pressure performance of oil
He et al. Micro/nano carbon spheres as liquid lubricant additive: Achievements and prospects
Li et al. Effect of few layer graphene additive on the tribological properties of lithium grease
Lu et al. Oleylamine-modified carbon nanoparticles as a kind of efficient lubricating additive of polyalphaolefin
Liu et al. Preparation of Cu@ SiO2 composite nanoparticle and its tribological properties as water‐based lubricant additive
Zhang et al. Mass‐produced Cu nanoparticles as lubricant additives for reducing friction and wear
Zhang et al. A novel sonogel based on h-BN nanosheets for the tribological application under extreme conditions
Nan et al. Improving of the tribological properties of attapulgite base grease with graphene
Zhang et al. Recent Advances of Two Dimensional Lubricating Materials: from Tunable Tribological Properties to Applications
Liu et al. Functionalised h‐BN as an effective lubricant additive in PAO oil for MoN coating sliding against Si3N4 ball
Min et al. Biomimetic Synthesis of Copper/Polydopamine‐Functionalized Oxygenated Carbon Nitride Composites and Their Application as Lubricants
Han et al. The current situation and future direction of nanoparticles lubricant additives in China