公开(公告)号：US20210269735A1

公开(公告)日：2021-09-02

申请号：US17254574

申请日：2019-06-19

Applicant: The Lubrizol Corporation

Inventor： Daniel J. Knapton ,  Allison M. Williamson ,  Thomas Derevjanik

IPC: C10M153/02 ,  C10M169/04 ,  C10M137/10 ,  C10M149/10 ,  C10M135/10 ,  C10M129/50 ,  C10M157/08 ,  C10M141/10 ,  C10M161/00

Abstract: Lubricating compositions containing a phosphorus-containing salt of an acylated ethylene-α-olefin polymer substituted with an aliphatic polyamine having at least one primary or secondary amine, the lubricating composition having a total phosphorus content in an amount of 200 ppm to 600 ppm by weight of the lubricating composition. The phosphorus-containing salt additive described herein can be used as an anti-wear agent in lubricating composition for diesel engines.

公开(公告)号：US10597599B2

公开(公告)日：2020-03-24

申请号：US16063303

申请日：2016-11-17

Applicant: The Lubrizol Corporation

Inventor： Daniel J. Knapton ,  Ewan E. Delbridge ,  Matthew D. Gieselman ,  Jack C. Kelley

IPC: C10M169/04 ,  C10M167/00 ,  C10M149/18 ,  C10M135/10 ,  C10M149/22

Abstract: A lubricant composition of an oil of lubricating viscosity, an ashless condensation reaction product of an olefin polymer, having a number average molecular weight of 2,000 to 70,000, comprising carboxylic acid or equivalent functionality grafted onto the polymer backbone, with a monoamine or a polyamine often having a single primary amino group; a succinimide dispersant; and an overbased metal detergent, in an amount such that the total base number of the lubricant composition is less than 6.5, exhibits good sludge prevention performance in a gasoline engine.

公开(公告)号：US20180371357A1

公开(公告)日：2018-12-27

申请号：US16063303

申请日：2016-11-17

Applicant: The Lubrizol Corporation

Inventor： Daniel J. Knapton ,  Ewan E. Delbridge ,  Matthew D. Gieselman ,  Jack C. Kelley

IPC: C10M169/04 ,  C10M149/18 ,  C10M149/22 ,  C10M135/10

CPC classification number: C10M169/044 ,  C10M135/10 ,  C10M149/18 ,  C10M149/22 ,  C10M167/00 ,  C10M2203/003 ,  C10M2203/1006 ,  C10M2215/086 ,  C10M2217/024 ,  C10M2217/046 ,  C10M2217/06 ,  C10M2219/046 ,  C10N2220/022 ,  C10N2230/02 ,  C10N2230/04 ,  C10N2230/08 ,  C10N2230/52 ,  C10N2240/102 ,  C10N2240/103 ,  C10N2240/104

Abstract: A lubricant composition of an oil of lubricating viscosity, an ashless condensation reaction product of an olefin polymer, having a number average molecular weight of 2,000 to 70,000, comprising carboxylic acid or equivalent functionality grafted onto the polymer backbone, with a monoamine or a polyamine often having a single primary amino group; a succinimide dispersant; and an overbased metal detergent, in an amount such that the total base number of the lubricant composition is less than 6.5, exhibits good sludge prevention performance in a gasoline engine.

公开(公告)号：US20150291908A1

公开(公告)日：2015-10-15

申请号：US14750511

申请日：2015-06-25

Applicant: The Lubrizol Corporation

Inventor： Craig D. Tipton ,  Charla A. Ramsey ,  Daniel J. Knapton ,  Paul E. Adams

IPC: C10M165/00

CPC classification number: C10M165/00 ,  C10M137/12 ,  C10M153/00 ,  C10M153/04 ,  C10M159/123 ,  C10M2225/00 ,  C10N2230/06 ,  C10N2230/36 ,  C10N2240/04 ,  C10N2240/042

Abstract: A lubricant composition of an oil of lubricating viscosity and a polymeric phosphorus ester comprising the condensation product of a monomeric phosphorus acid or an ester thereof with a diol having two hydroxy groups separated by a chain of 4 to about 100 atoms exhibits good volatility, corrosion, wear, and/or seal performance in lubrication of a transmission.

Abstract translation: 含有润滑粘度的油的润滑剂组合物和包含单体磷酸或其酯与具有4至约100个原子的链分隔的两个羟基的二醇的缩合产物的聚合磷酯表现出良好的挥发性，腐蚀性， 磨损和/或密封性能。

公开(公告)号：US11702610B2

公开(公告)日：2023-07-18

申请号：US17254574

申请日：2019-06-19

Applicant: The Lubrizol Corporation

Inventor： Daniel J. Knapton ,  Allison M. Williamson ,  Thomas Derevjanik

IPC: C10M153/02 ,  C10M129/50 ,  C10M135/10 ,  C10M137/10 ,  C10M141/10 ,  C10M149/10 ,  C10M157/08 ,  C10M161/00 ,  C10M169/04 ,  C10N30/02 ,  C10N30/04 ,  C10N30/06 ,  C10N40/25

CPC classification number: C10M153/02 ,  C10M129/50 ,  C10M135/10 ,  C10M137/10 ,  C10M141/10 ,  C10M149/10 ,  C10M157/08 ,  C10M161/00 ,  C10M169/044 ,  C10M2203/003 ,  C10M2207/141 ,  C10M2217/06 ,  C10M2219/044 ,  C10M2223/045 ,  C10M2225/041 ,  C10N2030/02 ,  C10N2030/04 ,  C10N2030/06 ,  C10N2040/25

Abstract: Lubricating compositions containing a phosphorus-containing salt of an acylated ethylene-α-olefin polymer substituted with an aliphatic polyamine having at least one primary or secondary amine, the lubricating composition having a total phosphorus content in an amount of 200 ppm to 600 ppm by weight of the lubricating composition. The phosphorus-containing salt additive described herein can be used as an anti-wear agent in lubricating composition for diesel engines.

公开(公告)号：US20200318028A1

公开(公告)日：2020-10-08

申请号：US16301271

申请日：2017-04-19

Applicant: The Lubrizol Corporation

Inventor： Daniel J. Knapton ,  David Cressey ,  Daniel C. Visger

IPC: C10M169/04 ,  C10M149/02 ,  C10M145/14 ,  C10M157/04 ,  C10M125/24 ,  C10M161/00

Abstract: A hydraulic fluid includes an oil of lubricating viscosity and at least 2 wt. % of an ester of a carboxy group-containing interpolymer comprising units derived from a vinyl aromatic monomer and units derived from a carboxylic acid monomer. The interpolymer also contains nitrogen functionality. The hydraulic fluid is at least substantially free of polyacrylates and polymethacrylates.

公开(公告)号：US20170088789A1

公开(公告)日：2017-03-30

申请号：US15126739

申请日：2015-02-24

Applicant: The Lubrizol Corporation

Inventor： Bryan A. Grisso ,  Daniel C. Visger ,  David Price ,  Barton J. Schober ,  William J. Dimitrakis ,  David Cressey ,  Kondunthirapully S. Padmanabhan ,  Daniel J. Knapton

IPC: C10M157/00 ,  C10M157/04

CPC classification number: C10M157/00 ,  C10M157/04 ,  C10M2205/024 ,  C10M2205/026 ,  C10M2205/028 ,  C10M2209/084 ,  C10M2217/06 ,  C10M2223/045 ,  C10M2227/00 ,  C10N2220/021 ,  C10N2220/022 ,  C10N2220/029 ,  C10N2230/02 ,  C10N2230/04 ,  C10N2230/06 ,  C10N2230/68 ,  C10N2240/04 ,  C10N2240/08 ,  C10N2240/10 ,  C10N2240/104 ,  C10N2270/00 ,  C10M2205/022

Abstract: A lubricant composition comprising (a) an oil of lubricating viscosity; (b) a (meth)-acrylate-containing polymer comprising a multiplicity of arms containing at least 20 carbon atoms, said arms being attached to a multivalent organic moiety; and (c) an ethylene/olefin copolymer having a weight average molecular weight of about 10,000 to about 250,000, wherein the copolymer comprises about 40 to about 70 weight percent polymerized ethylene monomers and optionally further comprises polymerized propylene monomers; exhibits good viscometric and antiwear properties.

公开(公告)号：US11261398B2

公开(公告)日：2022-03-01

申请号：US16301271

申请日：2017-04-19

Applicant: The Lubrizol Corporation

Inventor： Daniel J. Knapton ,  David Cressey ,  Daniel C. Visger

IPC: C10M149/06 ,  C10N30/04 ,  C10N30/10 ,  C10N30/12 ,  C10N40/08 ,  C10N30/00

Abstract: A hydraulic fluid includes an oil of lubricating viscosity and at least 2 wt. % of an ester of a carboxy group-containing interpolymer comprising units derived from a vinyl aromatic monomer and units derived from a carboxylic acid monomer. The interpolymer also contains nitrogen functionality. The hydraulic fluid is at least substantially free of polyacrylates and polymethacrylates.

公开(公告)号：US20180201865A1

公开(公告)日：2018-07-19

申请号：US15742666

申请日：2016-06-21

Applicant: The Lubrizol Corporation

Inventor： Daniel J. Knapton

IPC: C10M149/06 ,  C10M149/12 ,  C09K3/10

CPC classification number: C10M149/06 ,  C09K3/1009 ,  C09K2003/1053 ,  C10M149/12 ,  C10M2203/1006 ,  C10M2205/028 ,  C10M2205/0285 ,  C10M2209/084 ,  C10M2209/086 ,  C10M2215/28 ,  C10M2217/022 ,  C10M2217/023 ,  C10M2217/024 ,  C10M2217/028 ,  C10M2217/06 ,  C10M2219/022 ,  C10M2219/106 ,  C10M2223/043 ,  C10N2220/021 ,  C10N2230/36 ,  C10N2240/04 ,  C10N2240/044 ,  C10N2260/14

Abstract: A lubricant composition of (a) an oil of lubricating viscosity; (b) a poly(meth)acrylate ester polymer comprising 0.5 to 5 weight percent of amine nitrogen-containing dispersant monomer units and (c) an esterified copolymer with a backbone comprising units derived from (i) an α-olefin monomer of at least about 6 carbon atoms, (ii) an ethylenically unsaturated carboxylic acid or derivative thereof, further containing nitrogen functionality in groups pendant from the copolymer backbone, provides a good combination of seal performance and oxidation resistance.

公开(公告)号：US09758743B2

公开(公告)日：2017-09-12

申请号：US14376851

申请日：2013-02-14

Applicant: The Lubrizol Corporation

Inventor： Daniel J. Knapton ,  William R. S. Barton ,  Brett Wessler ,  Mark R. Baker

IPC: C10M149/00 ,  C10M143/06 ,  C10M157/04 ,  C10M169/04 ,  C10M149/02

CPC classification number: C10M157/04 ,  C10M143/06 ,  C10M149/02 ,  C10M169/041 ,  C10M2205/022 ,  C10M2205/024 ,  C10M2205/0245 ,  C10M2205/026 ,  C10M2205/0265 ,  C10M2205/028 ,  C10M2205/0285 ,  C10M2205/04 ,  C10M2217/06 ,  C10M2219/022 ,  C10M2219/046 ,  C10M2219/106 ,  C10M2223/043 ,  C10N2220/021 ,  C10N2220/022 ,  C10N2230/06 ,  C10N2230/42 ,  C10N2230/43 ,  C10N2230/58 ,  C10N2240/04 ,  C10N2240/042 ,  C10N2240/044 ,  C10N2240/045 ,  C10N2240/046 ,  C10N2240/08 ,  C10N2240/10 ,  C10N2240/102 ,  C10N2240/103 ,  C10N2240/105 ,  C10N2240/30 ,  C10N2240/40 ,  C10N2250/10 ,  C10N2260/09 ,  C10M2209/084 ,  C10M2209/086

Abstract: A lubricant composition of an oil of lubricating viscosity; an esterified copolymer with a backbone comprising units derived from (i) an α-olefin monomer of at least about 6 carbon atoms and (ii) an ethylenically unsaturated carboxylic acid in a mole ratio of 1:3 to 3:1; and a polymer comprising olefin monomer units of 3 to 5 carbon atoms, wherein at least 50 percent by weight of such units contain fewer than 6 carbon atoms and wherein less than 5 percent by weight of such units are ethylene monomer units; exhibits good power transfer efficiency and elastohydrodynamic film thickness.