High viscosity novel base stock lubricant viscosity blends
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C10M-143/00
C10M-105/10
출원번호
US-0913453
(2010-10-27)
등록번호
US-8501675
(2013-08-06)
발명자
/ 주소
Haigh, Heather M.
Carey, James T.
Galiano-Roth, Angela S.
Wu, Margaret M.
Wardlow, Andrea B.
출원인 / 주소
ExxonMobil Research and Engineering Company
대리인 / 주소
Migliorini, Robert A.
인용정보
피인용 횟수 :
1인용 특허 :
100
초록▼
A lubricant formulation and method of blending a lubricant formulation is disclosed. The lubricant formulation comprises at least two base stocks. The first base stock comprises a viscosity greater than 135 cSt, Kv100° C. and a tight molecular weight distribution as a function of viscosity. The seco
A lubricant formulation and method of blending a lubricant formulation is disclosed. The lubricant formulation comprises at least two base stocks. The first base stock comprises a viscosity greater than 135 cSt, Kv100° C. and a tight molecular weight distribution as a function of viscosity. The second base stock comprises a viscosity less than 60 cSt, Kv100° C. The formulation also comprises a polyol ester. The lubricant formulation provides favorable properties.
대표청구항▼
1. A lubricating oil formulation prepared from a blend of components comprised of: from 19.7 wt % to 78.7 wt % of a metallocene catalyzed PAO having a viscosity of at least 135 cSt, Kv 100° C. and a CH3/CH2 branch ratio less than 0.19, based on total weight of the blend components of the formulation
1. A lubricating oil formulation prepared from a blend of components comprised of: from 19.7 wt % to 78.7 wt % of a metallocene catalyzed PAO having a viscosity of at least 135 cSt, Kv 100° C. and a CH3/CH2 branch ratio less than 0.19, based on total weight of the blend components of the formulation;from 11 wt % to 70 wt % of a PAO having a viscosity of not greater than 40 cSt, Kv 100° C., based on total weight of the blend components of the formulation; andfrom 10.3 wt % to 13.3 wt % of a combination of at least one Group V basestock selected from the group consisting of alkylnaphthalenes, alkylbenzenes, polyalkylene glycols and esters and a gear oil additive pack, based on total weight of the blend components of the formulation;wherein the sum of the metallocene catalyzed PAO having a viscosity of at least 135 cSt, the PAO having a viscosity of not greater than 40 cSt, and the combination of at least one Group V basestock and a gear oil additive pack is about 100 wt %;wherein the lubrication oil formulation exhibits an air release time to 0.2% air of not greater than 7.1 minutes, according to ASTM D3427-03 at 75° C. 2. The lubricating oil formulation of claim 1, wherein the metallocene catalyzed PAO having a viscosity of at least 135 cSt, Kv 100° C., has a MWD of not greater than 2.35. 3. The lubricating oil formulation of claim 1, wherein the metallocene catalyzed PAO having a viscosity of at least 135 cSt, Kv 100° C., has a VI of from 180 to 306. 4. The lubricating oil formulation of claim 1, wherein the metallocene catalyzed PAO is made from a mixture of LAOs selected from C3 to C30. 5. The lubricating oil formulation of claim 1, wherein the metallocene catalyzed PAO is made from a LAO selected from C3 to C16. 6. The lubricating oil formulation of claim 1, wherein the formulation is prepared from a blend comprised of from 11 wt % to less than or equal to 41 wt % PAO having a viscosity of not greater than 4 cSt, Kv 100° C., based on total weight of the blend components of the formulation. 7. The lubricating oil formulation of claim 6, wherein the formulation is prepared from a blend comprised of from 19.7 wt % to 45.7 wt % metallocene catalyzed PAO having a viscosity of at least 135 cSt, 100° C., based on total weight of the blend components of the formulation. 8. The lubricating oil formulation of claim 1, wherein the formulation is prepared from a blend comprised of 13.3 wt. % of a combination of at least one Group V basestock and a gear oil additive pack. 9. A method of preparing a lubricating oil composition having reduced air entrainment, comprising blending together at least the following components: from 19.7 wt to 78.7 wt % of a metallocene catalyzed PAO having a viscosity of at least 135 cSt, Kv 100° C. and a CH3/CH2 branch ratio less than 0.19, based on total weight of the blend components of the formulation;from 11 wt % to 70 wt % of a PAO having a viscosity of not greater than 40 cSt, Kv 100° C., based on total weight of the blend components of the formulation; andfrom 10.3 wt % to 13.3 wt % of a combination of at least one Group V basestock selected from the group consisting of alkylnaphthalenes, alkylbenzenes, polyalkylene glycols and esters and a gear oil additive pack, based on total weight of the blend components of the formulation,wherein the sum of the metallocene catalyzed PAO having a viscosity of at least 135 cSt, the PAO having a viscosity of not greater than 40 cSt, and the combination of at least one Group V basestock and a gear oil additive pack is about 100 wt %;wherein the lubricating oil composition exhibits an air release time to 0.2% air of not greater than 7.1 minutes, according to ASTM D3427-03 at 75° C. 10. The method of claim 9, wherein the metallocene catalyzed PAO having a viscosity of at least 135 cSt, Kv 100° C., has a MWD of not greater than 2.35. 11. The method of claim 9, wherein the metallocene catalyzed PAO having a viscosity of at least 135 cSt, KV 100° C., has a VI of from 180 to 306. 12. The method of claim 9, wherein the metallocene catalyzed PAO is made from a mixture of LAOs selected from C3 to C30. 13. The method of claim 9, wherein the metallocene catalyzed PAO is made from a LAO selected from C3 to C16. 14. The method of claim 9, wherein the formulation is prepared from a blend comprised of from 11 wt % to less than or equal to 41 wt % PAO having a viscosity of not greater than 4 cSt, Kv 100° C., based on total weight of the blend components of the formulation. 15. The method of claim 14, wherein the formulation is prepared from a blend comprised of from 19.7 wt % to 45.7 wt % metallocene catalyzed PAO having a viscosity of at least 135 cSt, Kv 100° C., based on total weight of the blend components of the formulation. 16. The method of claim 9, wherein the formulation is prepared from a blend comprised of 13.3 wt. % of a combination of at least one Group V basestock and a gear oil additive pack.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (100)
Winter Andreas (Kelkheim DEX) Antberg Martin (Hofheim am Taunus DEX) Rohrmann Jrgen (Neufahrn DEX), 1-Olefin polymer wax, and a process for the preparation thereof.
Beach David L. (Kingwood TX) Bercik Paul G. (Kingwood TX) Morganson Neal E. (Novato CA), Alpha-olefin oligomers useful as base stocks and viscosity index improvers, and lubricating oils containing same.
Winter Andreas (Kelkheim DEX) Dolle Volker (Kelkheim DEX) Rohrmann Jurgen (Neufahrn DEX) Spaleck Walter (Liederbach DEX), Compound useful for the preparation of a 1-olefin polymer.
Rossi Albert ; Rea Salvatore ; Stanat Jon Edmond ; Wright Linda Kay ; Kaufman Kenneth Lee ; Margo Harold Wilbur ; Frederick Jeffery William ; Koros Robert Martin, Dilute process for the polymerization of ethylene/.alpha.-olefin copolymer using metallocene catalyst systems.
Rossi Albert ; Rea Salvatore ; Stanat Jon E. ; Wright Linda K. ; Kaufman Kenneth L. ; Frederick Jeffrey W. ; Koros Robert Martin ; Margo Harold Wilbur, Dilute process for the polymerization of non-ethylene .alpha.-olefin homopolymers and copolymers using metallocene catal.
Gutierrez Antonio (Mercerville NJ) Song Won R. (Short Hills NJ) Lundberg Robert D. (Bridgewater NJ) Kleist Robert A. (Bayonne NJ), Ethylene alpha-olefin copolymer substituted mannich base lubricant dispersant additives.
Deckman, Douglas E.; Winemiller, Mark D.; Maxwell, William L.; Baillargeon, David J.; Yang, Norman; Goze, Maria Caridad B., Functional fluid lubricant using low Noack volatility base stock fluids.
Kramer, Anatoly Ilich; Surana, Phil; Nandapurkar, Pramod Jayant; Yang, Norman, High viscosity polyalphaolefins based on 1-hexene, 1-dodecene and 1-tetradecene.
Tsutsui Toshiyuki (Ohtake JPX) Kioka Mamoru (Iwakuni JPX) Toyota Akinori (Iwakuni JPX) Kashiwa Norio (Iwakuni JPX), Liquid ethylene-alpha-olefin random copolymer, process for production thereof, and use thereof.
Larkin John M. (Austin TX) Watts ; Jr. Lewis W. (Austin TX) Marquis Edward T. (Austin TX), Manufacture of synthetic lubricant additives from internal olefins using boron trifluoride catalysis.
Watts ; Jr. Lewis W. (Austin TX) Marquis Edward T. (Austin TX), Manufacture of synthetic lubricant additives from low molecular weight olefins using boron trifluoride catalysts.
Clason Donald L. (Mentor OH) Schroeck Calvin W. (Eastlake OH), Mixed metal salts/sulfurized phenate compositions and lubricants and functional fluids containing them.
Meinhardt Norman A. (Lyndhurst OH) Davis Kirk E. (Euclid OH), Novel carboxylic acid acylating agents, derivatives thereof, concentrate and lubricant compositions containing the same,.
Gutierrez Antonio (Mercerville NJ) Song Won R. (Short Hills NJ) Lundberg Robert D. (Bridgewater NJ) Kleist Robert A. (Bayonne NJ), Novel ethylene alpha-olefin copolymer substituted Mannich base lubricant dispersant additives.
Avery Noyes L. (Gwynedd Valey PA) Horodysky Andrew G. (Cherry Hill NJ) Law Derek A. (Yardley PA) Rudnick Leslie R. (Lawrenceville NJ), Novel lubricant epoxides.
Johnson Ivy D. (Medford NJ) Kirker Garry W. (Washington Township ; Bergen County NJ) Landis Michael E. (Woodbury NJ) Wu Margaret M. (Skillman NJ), Oligomerization of alpha-olefins over layered silicate compositions containing pillars of silica and group VIB metal oxi.
Benjamin Linda A. (Horsham PA) Law Derek A. (Yardley PA) Horodysky Andrew G. (Cherry Hill NJ), Phosphonate adducts of olefinic lubricants having enhanced properties.
Rossi Albert ; Emert Jacob ; Gindelberger David Edward ; Stanat Jon Edmond ; Stokes James Peter ; Sher Jaimes, Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers an.
Schaerfl ; Jr. Robert A. (Baton Rouge LA) Dadgar Ali M. (Baton Rouge LA) Lanier Carroll W. (Baker LA), Preparation of synthetic oils from vinylidene olefins and alpha-olefins.
Schroeck Calvin W. (Eastlake OH), Process for preparing molybdenum-containing compositions useful for improved fuel economy of internal combustion engines.
DiMaio, Anthony J.; Baranski, John R.; Bludworth, John G.; Gillis, Daniel J., Process for producing liquid polyalphaolefin polymer, metallocene catalyst therefor, the resulting polymer and lubricant containing same.
Winter Andreas,DEX ; Rohrmann Jurgen,DEX ; Antberg Martin,DEX ; Dolle Volker,DEX ; Spaleck Walter,DEX, Process for the preparation of a syndiotactic polyolefin.
Bagheri Vahid (Lisle IL) Firth Bruce Edward (Buffalo Grove IL) Money Joanna Kyrle (Chicago IL) Moore Eric Jan (Carol Stream IL) Calabrese Frank (Streamwood IL) Hensey Robert Scott (West Chicago IL), Reactive, low molecular weight, viscous poly(1-olefins) and copoly(1-olefins) and their method of manufacture.
Bagheri Vahid ; Firth Bruce Edward ; Calabrese Frank ; Hensey Robert Scott, Reactive, low molecular weight, viscous poly(1-olefins) and copoly(1-olefins) and their method of manufacture.
Pelrine Bruce P. (Trenton NJ) Wu Margaret M. (Belle Mead NJ), Regeneration of reduced supported chromium oxide catalyst for alpha-olefin oligomerization.
Farng Liehpao O. (Lawrenceville NJ) Horodysky Andrew G. (Cherry Hill NJ) Law Derek A. (Yardley PA), Sulfur-phosphorus adducts of chromium catalyzed polyalphaolefins.
Jackson Andrew (Princeton NJ) Wu Margaret M. (Belle Mead NJ) Chu Alice S. (Spotswood NJ) Pelrine Bruce P. (Trenton NJ), VI enhancing compositions and Newtonian lube blends.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.