公开(公告)号：US20240247206A1

公开(公告)日：2024-07-25

申请号：US18290998

申请日：2022-07-29

Applicant: ENEOS CORPORATION

Inventor： Fumiyuki NARA ,  Tomohiro TAKAKI ,  Yuya MIZUTANI ,  Makoto ANDO ,  Hidetoshi OGATA

IPC: C10M171/00 ,  C09K5/04 ,  C10M101/02 ,  C10M105/04 ,  C10M137/10 ,  C10M159/00 ,  C10M169/04 ,  C10N20/00 ,  C10N30/06 ,  C10N40/30

CPC classification number: C10M171/008 ,  C09K5/04 ,  C10M101/02 ,  C10M105/04 ,  C10M137/10 ,  C10M159/005 ,  C10M169/044 ,  C09K2205/12 ,  C10M2203/003 ,  C10M2203/1025 ,  C10M2203/1085 ,  C10M2205/0285 ,  C10M2205/163 ,  C10M2223/047 ,  C10N2020/017 ,  C10N2030/06 ,  C10N2040/30

Abstract: A base oil for a refrigerating machine oil, having cyclic saturates of 40% by mass or less and non-cyclic saturates of 60% by mass or more in saturates, a density at 15° C. of 0.805 g/cm3 or lower, and a normal paraffin content of 50% by mass or less.

公开(公告)号：US20250163341A1

公开(公告)日：2025-05-22

申请号：US18841790

申请日：2023-02-20

Applicant: ENEOS Corporation

Inventor： Yuya MIZUTANI ,  Hidetoshi OGATA ,  Tomohiro TAKAKI ,  Takeshi OKIDO

IPC: C10M137/04 ,  C10M131/02 ,  C10M169/04 ,  C10N40/30

Abstract: An additive for a lubricating oil containing a phosphorus compound P represented by the following formula (1): wherein R1 and R2 each independently represent an alkyl group having 1 to 3 carbon atoms, and n represents an integer of 0 to 3, wherein the phosphorus compound P contains a phosphorus compound PO wherein n is 0, a phosphorus compound P1 wherein n is 1, a phosphorus compound P2 where n is 2, and a phosphorus compound P3 wherein n is 3, and a total proportion of the phosphorus compound PO and the phosphorus 10 compound P1 in the phosphorus compound P is 60% by mole or more.