Patent SG-11201803349X-A (SG)
Title: Low viscosity low volatility lubricating oil base stocks and methods of use thereof
Inventor: NG MAN KIT
IPC: C07C69/24
Filed: 2016-12-21
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 6 July 2017 (06.07.2017) WIPOIPCT (10) International Publication Number WO 2017/116899 A2 (51) International Patent Classification: C10M105/34 (2006.01) C07C 69/24 (2006.01) C10M111/02 (2006.01) C07C 69/28 (2006.01) C10M129/70 (2006.01) C07C 69/708 (2006.01) C10M129/95 (2006.01) (21) International Application Number: PCT/US2016/067975 (22) International Filing Date: (25) Filing Language: (26) Publication Language 21 December 2016 (21.12.2016) English English (30) Priority Data: 62/271,574 28 December 2015 (28.12.2015) 15/384,421 20 December 2016 (20.12.2016) US US (71) < o\ o\ 00 (72) Applicant: EXXONMOBIL RESEARCH AND ENGIN­ EERING COMPANY [US/US]; 1545 Route 22 East, P.O. Box 900, Annandale, NJ 08801-0900 (US). Inventors: NG, Man Kit; 51 Liberty Ridge Road, Basking Ridge, NJ 07920 (US). OUMAR-MAHAMAT, Halou; 501 Township Line Road, Belle Mead, NJ 08502 (US). CHENG, Hong; 9 Wendover Place, Bridgewater, NJ 08807 (US). BLAIN, David A.; 423 Coolidge Road, Cherry Hill, NJ 08002 (US). COOPER, Kathleen K.; 39 Louis Street, South River, NJ 08882 (US). CAREY, James T.; 1 Vernetta Lane, Medford, NJ 08055 (US). DOUGLASS, Michael R.; 12 South Syracuse Drive, Cherry Hill, NJ 08034 (US). KANGA, Percy R.; 6 North Branch Drive, Cherry Hill, NJ 08034 (US). PATIL, Abhi- manyu O.; 12 Evergreen Court, Westfield, NJ 07090 (US). BODIGE, Satish; 1274B Valley Road, Wayne, NJ 07470 (US). LEWIS, Kyle G.; 12726 Apple Bend Circle, Hous­ ton, TX 77044 (US). HAGEMEISTER, Mark P.; 210 Yorktown Drive, Mullica Hill, NJ 08062 (US). (74) Agents: MIGLIORINI, Robert, A. et al.; Exxonmobil Research And Engineering Company, 1545 Route 22 East, P.O. Box 900, Annandale, NJ 08801-0900 (US). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, [Continued on next page] (54) Title: LOW VISCOSITY LOW VOLATILITY LUBRICATING OIL BASE STOCKS AND METHODS OF USE THEREOF Fig. 3 Engine Oils Mini Traction M aehme <MTM) Traction Test Results Test Carsdittens; 200%', 1.00 2 m/s Q.GZ% 3,0X3 0.005 0.000 ^ y frS; *u, p-tciy; •ZwpU* :i *», <<ty 0?) 3? A, t'«?ryerii 8 10 20 30 40 5D 70 B0 B0 106 (57) : A lubricating oil base stock including one or more monoesters represen­ ted by the formula (I), (II), (III) and (IV) as defined herein. The lubricating oil base stock has a high temperature high shear (HTHS) viscosity of less than about 1.7 cP as determ­ ined by ASTM D4683, and a Noack volatility from about 15 to about 90 percent as determ­ ined by ASTM D5800. A lubricating oil con­ taining the lubricating oil base stock includ­ ing one or more monoesters represented by the formula (I), (II), (III) and (IV) as defined herein. A method for improving one or more of thermal and oxidative stability, solubility and dispersancy of polar additives, deposit control and traction control in a lubricating oil by using as the lubricating oil a formu­ lated oil containing the lubricating oil base stock including one or more monoesters rep­ resented by the formula (I), (II), (III) and (IV) as defined herein. Slide to M % n o WO 2017/116899 A2 Published: GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). without international search report and to be republished upon receipt of that report (Rule 48.2(g))