Patent SG-11201805790T-A (SG)
Title: Lubricant compositions containing controlled release additives
Inventor: NG MAN
IPC: C10M169/04
Filed: 2017-02-07
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 31 August 2017 (31.08.2017) WIPO I PCT (10) International Publication Number WO 2017/146897 Al 1111111111111101110111111111110101111101110101111111111110111101111111111111110111111 (51) International Patent Classification: C10M 169/04 (2006.01) C1OM 133/18 (2006.01) C10M 129/84 (2006.01) (21) International Application Number: PCT/US2017/016796 (22) International Filing Date: 7 February 2017 (07.02.2017) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/300,123 26 February 2016 (26.02.2016) US (71) Applicant: EXXONMOBIL RESEARCH AND ENGIN- EERING COMPANY [US/US]; 1545 Route 22 East, P.O. Box 900, Annandale, NJ 08801-0900 (US). 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, 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). arations under Rule 4.17: as to applicant's entitlement to apply for and be granted a patent (Rule 4.17(ii)) 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)) (72) Inventors: NG, Man, Kit; 51 Liberty Ridge Road, Bask- ing Ridge, NJ 07920 (US). SHOUGH, Anne Marie; 14 Manning Court, High Bridge, NJ 08829 (US). CHENG, Decl Hong; 9 Wendover Place, Bridgewater, NJ 08807 (US). PELLETTIERE, Joseph, R.; 1141 Church Street, Hill- side, NJ 07205 (US). CALCAVECCHIO, Peter; 2 Fire Thorn Drive, Milford, NJ 08848 (US). DEIGHTON, Shane; 161G Jerome Street, Roselle Park, NJ 07204 (US). (74) Agents: 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, W O 20 17 / 146897 Al (54) Title: LUBRICANT COMPOSITIONS CONTAINING CONTROLLED RELEASE ADDITIVES (57) : A lubricating oil including a lubricating oil base stock as a major component, and one or more lubricating oil addit - ives having at least one protected active group, as a minor component. The one or more lubricating oil additives having at least one protected active group are converted into one or more lubricating oil additives having at least one unprotected active group in the lubricating oil in-service in an engine or other mechanical component. Compositions including one or more lubricating oil additives having at least one protected active group. A method for improving solubility of one or more lubricating oil additives in a lubricating oil. A method for improving oxidative stability of a lubricating oil and extending performance life of one or more lubricating oil ad- ditives. A method for improving friction control in an engine or other mechanical component lubricated with a lubricating oil.