Patent SG-11201901502X-A (SG)
Title: Non-newtonian engine oil with superior engine wear protection and fuel economy
Inventor: ORTIZ NANCY
IPC: C10M171/02
Filed: 2017-09-14
Abstract: WO 18/057 377 Al (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 29 March 2018 (29.03.2018) WIP0 I PCT omit VIII °nolo III moo Ill Imo Imo oimIE (10) International Publication Number WO 2018/057377 Al (51) International Patent Classification: C10M 171/02 (2006.01) (21) International Application Number: PCT/US2017/051459 (22) International Filing Date: 14 September 2017 (14.09.2017) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/396,923 20 September 2016 (20.09.2016) US 15/703,117 13 September 2017 (13.09.2017) US (71) Applicant: EXXONMOBIL RESEARCH AND EN- GINEERING COMPANY [US/US]; 1545 Route 22 East, P.O. Box 900, Annandale, NJ 08801-0900 (US). (72) Inventors: ORTIZ, Nancy; 1808 Mexico Avenue, Lare- do, TX 78046 (US). DECKMAN, Douglas, E.; 5 Peachtree Lane, Mullica Hill, NJ 08062 (US). KELLY, Kevin, J.; 507 Mandarin Court, Mullica Hill, NJ 08062 (US). HOLT, David, G.L.; 18 Saddler Drive, Medford, NJ 08055 (US). JUNUZOVIC, Haris; Johann-Mohr-Weg 18a, 22763 Hamburg (DE). KILLIAN, Camille, A.; 141 Spruce Trail, Swedesboro, NJ 08085 (US). (74) Agent: MIGLIORINI, Robert, A. et al.; ExxonMobil Re- search 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, JO, 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, 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, (54) Title: NON-NEWTONIAN ENGINE OIL WITH SUPERIOR ENGINE WEAR PROTECTION AND FUEL ECONOMY FIGURE 1 Variable KV4O'C KV100'0 Comparative Example 1 OW-20 39 7.8 Comparative Example 2 Newtonian OW-12 30 6.1 Unit mm 2 /s mm 2 is TBN 8.7 8.4 mgKOI-lici HTHS, GP 2.6 2.2 GP Pour Point -57 <-60 oc CCS Viscosity,-35'C 4140 3730 mPers ARV Yield Stress, -40°C 435 435 Pa MARV Viscosity, -40°C 10000 7400 mPa's Boron 0.031 0.031 % m Calcium 0.175 0.175 % m Molybdenum 0.008 0.008 % m Phosphorus 0.086 0.078 % m Zinc 0.096 0.086 % m Sulfated Ash 0.8 0.8 % m Noack Evaporation Loss Sulfur 10.2 0.21 10.4 0.18 % m % m (57) : Provided is a non-Newtonian engine oil lubricant composition with improved fuel efficiency and engine wear protection. The lubricant composition includes a major amount of a base oil including a Group II base stock and an optional Group V base stock, from 0.1 to 9.0 wt.% of at least one viscosity modifier and from 0.1 to 1.2 wt.% of at least one friction modifier. The non-Newtonian engine oil lubricant composition has a kinematic viscosity at 100 deg. C of less than or equal to 10 cSt and an HTHS (ASTM D4683) of less than or equal to 2.2 cP at 150°C. Also provided are methods of using the lubricant composition in internal combustion engines and methods of making the lubricant composition. [Continued on next page] WO 2018/057377 Al MIDEDIMOMOIDEIREEMOOMMINEIIIMERVOIMIE 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). Declarations under Rule 4.17: as to applicant's entitlement to apply for and be granted a patent (Rule 4.17(H)) as to the applicant's entitlement to claim the priority of the earlier application (Rule 4.17(iii)) Published: — with international search report (Art. 21(3))