Patent SG-11201909078Y-A (SG)
Title: Dispersants, method of making, and using same
Inventor: RUHE WILLIAM RAYMOND
IPC: C10M133/56
Filed: 2018-05-18
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 22 November 2018 (22.11.2018) WIPO I PCT omit IIl °nolo III OH OH DID !minim° oimIE (10) International Publication Number WO 2018/211466 Al (51) International Patent Classification: C/OM 133/56 (2006.01) ClOM 159/12 (2006.01) C1OM 149/22 (2006.01) (21) International Application Number: PCT/IB2018/053513 (22) International Filing Date: 18 May 2018 (18.05.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/508,559 19 May 2017 (19.05.2017) US (71) Applicant: CHEVRON ORONITE COMPANY LLC [US/US]; 6001 Bollinger Canyon Road, San Ramon, Cali- fornia 94583 (US). (72) Inventors: RUHE, William Raymond, Jr.; 6001 Bollinger Canyon Road, San Ramon, California 94583 (US). MASSON, Georgeta; 6001 Bollinger Canyon Road, San Ramon, California 94583 (US). COSTALES, Arban; 6001 Bollinger Canyon Road, San Ramon, California 94583 (US). NASS, Kirk; 6001 Bollinger Canyon Road, San Ramon, California 94583 (US). MILLER, John Robert; 6001 Bollinger Canyon Road, San Ramon, California 94583 (US). CHANG, Young A.; 6001 Bollinger Canyon Road, San Ramon, California 94583 (US). 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(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)) in black and white; the international application as filed contained color or greyscale and is available for download from PATENTSCOPE W O 20 18/ 211466 Al (74) Agent: FLAHERTY, Terrence M. et al.; P.O. Box 6006, San Ramon, California 94583-0806 (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, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, (54) Title: DISPERSANTS, METHOD OF MAKING, AND USING SAME (57) : Disclosed is a dispersant composition, suitable for use in lubricating oils. The dispersant composition is a reaction product of (i) a polyalkenyl succinimide post-treated with a post-treating agent selected from the group consisting of an organic carbonate, an epoxide, a lactone, a hydroxyaliphatic carboxylic acid, and combinations thereof; and (ii) an acylating agent.