With Ether Or Alcohol (except Glycerin) Patents (Class 508/532)
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Patent number: 10377057Abstract: The invention relates generally to a process for the preparation of water-absorbent polymer particles, comprising the process steps including of drying the polymer gel particles wherein in process step (viii) the gel particles obtained in process step (vii) are charged onto the surface of the belt material of a belt dryer at a position L0 and are subsequently dried on their way through the belt dryer and wherein the belt material has been cooled before coming into contact with the gel particles. The invention also relates to water-absorbent polymer particles obtainable by such a process.Type: GrantFiled: December 13, 2012Date of Patent: August 13, 2019Assignee: Evonik Degussa GmbHInventors: Herbert Vorholt, Henry Rudolph, Armin Reimann, Volker Becker, Detlef Jung, Manfred van Stiphoudt
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Patent number: 9550956Abstract: Lubricating oil compositions are provided herein that comprise a mixture of: (A) a hydrocarbon as a low-viscosity constituent, (B) a polyalkylene glycol (PAG) as a high-viscosity constituent wherein the oxygen/carbon weight ratio is in the range of from 0.450 to 0.580, and (C) a compound as a control constituent wherein the oxygen/carbon weight ratio is in the range of from 0.080 to 0.350. Methods of lubricating a surface using such lubricating compositions are also provided herein.Type: GrantFiled: July 10, 2012Date of Patent: January 24, 2017Assignee: SHELL OIL COMPANYInventors: Kumiko Kamata, Ryuji Maruyama, Noriaki Shinoda, Hiroyuki Tazaki
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Patent number: 9005470Abstract: The refrigerating machine oil of the invention includes an ester of a polyhydric alcohol and a fatty acid, wherein the molar ratio of C4-C6 fatty acid and C7-C9 branched fatty acid in the fatty acid is between 15:85 and 90:10, the C4-C6 fatty acid includes 2-methylpropanoic acid, and the ratio of the total C4-C6 fatty acid and C7-C9 branched fatty acid in the total fatty acids composing the ester is at least 20 mol %. The working fluid composition for a refrigerating machine according to the invention comprises the refrigerating machine oil, a difluoromethane refrigerant and/or an unsaturated fluorinated hydrocarbon refrigerant.Type: GrantFiled: August 5, 2011Date of Patent: April 14, 2015Assignee: JX Nippon & Energy CorporationInventors: Katsuya Takigawa, Masanori Saito, Takeshi Okido, Kuniko Takahashi
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Publication number: 20150087570Abstract: Estolide compounds and compositions, including two-cycle lubricating compositions comprising at least one estolide compound. Exemplary two-cycle lubricating compositions comprise an estolide base oil and an additive package.Type: ApplicationFiled: September 19, 2014Publication date: March 26, 2015Inventor: Jakob Bredsguard
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Patent number: 8946134Abstract: The present invention provides a grease composition or a lubricating oil composition which is capable of effectively preventing hydrogen brittleness-caused peeling from occurring on a rolling surface of a rolling bearing, is excellent in durability in a high temperature and speed operation, and can be used for a long time. A grease-packed bearing (1) has an inner ring (2), an outer ring (3), and a plurality of rolling elements (4). A sealing member (6) for sealing a grease composition (7) is provided at openings (8a) and (8b) disposed at both axial ends of the inner ring (2) and the outer ring (3). The grease composition (7) includes a base grease composed of a base oil and a thickener and an additive added to the base grease. The additive contains at least one compound selected from among plant-derived polyphenolic compounds and compounds formed by decomposition thereof.Type: GrantFiled: February 24, 2010Date of Patent: February 3, 2015Assignee: NTN CorporationInventors: Hidenobu Mikami, Yosuke Taguchi, Takayuki Kawamura
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Publication number: 20140303054Abstract: The invention provides a lubricating composition containing an oil of lubricating viscosity and an ashless ketone compound with at least one of a hydroxy group and an ether linkage attached to the carbon atom adjacent to the carbonyl carbon of the ketone, especially ?-hydroxyketone. The invention further relates to methods of lubricating an internal combustion engine by supplying the described lubricating composition to the internal combustion engine. The invention further relates to the use of the ?-hydroxyketone compound as a friction modifier and an antiwear agent.Type: ApplicationFiled: October 11, 2012Publication date: October 9, 2014Inventors: Daniel J. Saccomando, Scott Capitosti, William R.S. Barton
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Publication number: 20140194332Abstract: Lubricating oil compositions are provided herein that comprise a mixture of: (A) a hydrocarbon as a low-viscosity constituent, (B) a polyalkylene glycol (PAG) as a high-viscosity constituent wherein the oxygen/carbon weight ratio is in the range of from 0.450 to 0.580, and (C) a compound as a control constituent wherein the oxygen/carbon weight ratio is in the range of from 0.080 to 0.350. Methods of lubricating a surface using such lubricating compositions are also provided herein.Type: ApplicationFiled: July 10, 2012Publication date: July 10, 2014Inventors: Kumiko Kamata, Ryuji Maruyama, Noriaki Shinoda, Hiroyuki Tazaki
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Patent number: 8703681Abstract: Provided are lubrication oil compositions. The compositions contain certain acid esters (monoesters and/or diesters) of polytrimethylene ether glycol, certain additives, and optionally a polytrimethylene ether glycol, and the use of such compositions as lubrication oils.Type: GrantFiled: December 21, 2010Date of Patent: April 22, 2014Assignee: E I du Pont de Nemours and CompanyInventors: Matthew Arthur Page, Hari Babu Sunkara, Kanthi S. Wijesekera
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Publication number: 20140107004Abstract: A lubricant composition comprising (a) from 0.1 to 10 percent by weight of one or more polyalkylene glycols (PAG); and (2) one or more ester base oils selected from the group of natural esters, synthetic esters and combinations thereof; wherein the one or more PAG has a molecular weight in the range 1500 to 5000 g/mole, comprises from 10 to 40 percent by weight of units derived from ethylene oxide and from 90 to 60 percent by weight of units derived from propylene oxide; and wherein the one or more PAGs are in the form of block copolymer, reverse block copolymer or combinations thereof is provided. Also provided is a method of enhancing the hydrolytic stability of an ester base oil.Type: ApplicationFiled: June 8, 2012Publication date: April 17, 2014Applicant: Dow Global Techologies LLCInventors: Nadjet Khelidj, Martin R. Greaves, Evelyn A. Zaugg-Hoozemans
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Publication number: 20130207024Abstract: The refrigerating machine oil of the invention includes an ester of a polyhydric alcohol and a fatty acid, wherein the molar ratio of C4-C6 fatty acid and C7-C9 branched fatty acid in the fatty acid is between 15:85 and 90:10, the C4-C6 fatty acid includes 2-methylpropanoic acid, and the ratio of the total C4-C6 fatty acid and C7-C9 branched fatty acid in the total fatty acids composing the ester is at least 20 mol %. The working fluid composition for a refrigerating machine according to the invention comprises the refrigerating machine oil, a difluoromethane refrigerant and/or an unsaturated fluorinated hydrocarbon refrigerant.Type: ApplicationFiled: August 5, 2011Publication date: August 15, 2013Applicant: JX NIPPON OIL & ENERGY CORPORATIONInventors: Katsuya Takigawa, Masanori Saito, Takeshi Okido, Kuniko Takahashi
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Publication number: 20130143783Abstract: Provided are lubricating engine oils including a lubricating oil base stock as a major component and an alkylated aromatic base stock as a minor component. One or more of engine wear and corrosion resistance are improved as compared to engine wear and corrosion resistance achieved using a lubricating oil containing a minor component other than the alkylated aromatic base stock, e.g., an ester having a D5293 viscosity of less than 10,000 cP at ?35° C. In an engine lubricated with the lubricating oil, one or more of engine wear and corrosion resistance are improved as compared to engine wear and corrosion resistance achieved using a lubricating oil containing a minor component other than the alkylated aromatic base stock, e.g., an ester having a D5293 viscosity of less than 10,000 cP at ?35° C. This improvement in engine wear and corrosion control means that engine oils can be formulated with very high saturate content base stocks such as PAOs or GTL stock while providing improved engine durability.Type: ApplicationFiled: November 28, 2012Publication date: June 6, 2013Applicant: ExxonMobil Research & Engineering CompanyInventor: ExxonMobil Research & Engineering Company
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Publication number: 20130053289Abstract: There is provided a fluid dynamic bearing oil composition for a hard disk drive motor. The fluid dynamic bearing oil composition includes 0.5 to 1.0 parts by weight of a defoaming agent based on 100 parts by weight of the total composition. The bubbles in the fluid dynamic bearing oil may be removed by adding a small amount of defoaming agent to the fluid dynamic bearing oil composition for a hard disk drive motor.Type: ApplicationFiled: June 7, 2012Publication date: February 28, 2013Inventors: Hyung Kyu KIM, Sang Hyun Kwon, Ha Yong Jung
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Publication number: 20130053290Abstract: A lubricating oil formulation particularly useful in an internal combustion engine, comprising hydrofine paraffinic distillate from 10-30% v/v, castor/linseed oil from 5 to 40% v/v, aliphatic alcohol from 10-20% v/v and chlorinated paraffin from 10-30% v/v.Type: ApplicationFiled: August 21, 2012Publication date: February 28, 2013Inventor: Sabatino Nacson
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Publication number: 20120190600Abstract: A natural algae-based synthetic lubricant derived from harvesting kelp from the ocean, recovering sieve sap from the kelp, drying the sieve sap, and removing salts and oxides to leave a composition having a concentration of polyols (Mannitol about 70% and Mannose about 0.4%) and about 28% by weight of a high molecular weight polymer. The synthetic lubricant may be used as a drag reducing agent and additive for existing lubricants and also further reacted with fatty esters to form a hybrid lubricant that may serve as a total replacement for existing lubricants.Type: ApplicationFiled: April 5, 2012Publication date: July 26, 2012Applicant: Knocean Sciences, Inc.Inventors: Emmanuel Anthony Copp, Dale Glantz
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Publication number: 20120156123Abstract: A water-soluble cutting fluid for slicing silicon ingots is characterized in that it includes a monoprotic or diprotic aliphatic carboxylic acid (A) having a carbon number (including the carbon in the carbonyl group) of 4˜10, and either a polyprotic organic acid (B) with ?pKa of 0.9˜2.3 as defined by the following formula (1) or a salt (BA) of said organic acid (B) as essential components: ?pKa=(pKa2)?(pKa1) ??(1) wherein the dissociation stage, at which the organic acid (B) denoted as n-protic acid HnA, becomes Hn-1A+H+ is numbered 1 with an acid dissociation constant expressed as pKa1, and the dissociation stage at which the organic acid (B) becomes Hn-2A+H+ is numbered as 2 with an acid dissociation constant expressed as pKa2.Type: ApplicationFiled: August 30, 2010Publication date: June 21, 2012Applicant: SANYO CHEMICAL INDUSTRIES, LTD.Inventors: Aki Hidaka, Yoshitaka Katsukawa, Tsuyoshi Okamoto
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Publication number: 20120076449Abstract: A bearing oil contains a first monoester which is an ester of a branched chain fatty acid containing 18 carbon atoms or a monounsaturated fatty acid containing 18 carbon atoms and ethylhexyl alcohol.Type: ApplicationFiled: March 3, 2011Publication date: March 29, 2012Applicant: SATO SPECIAL OIL CO., LTD.Inventors: Kotomasa ICHISAKA, Masato FUJII
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Publication number: 20120004149Abstract: An ECOLOGICAL, BIODEGRADABLE, FLUID LUBRICANT AND ANTI-FREEZING COMPOSITION FOR HYDRAULIC SYSTEMS, contains glycol, corrosion inhibitors and antifoaming agents, and must be diluted in water, either before or after it is fed into the hydraulic system, including shock absorber, preferably in a concentration of 30% to 70% by volume of the composition and of 30% to 70% by volume of water.Type: ApplicationFiled: February 12, 2010Publication date: January 5, 2012Applicant: Promax Produtos Maximos S/A Industria E ComercioInventor: Roberto Andrade Galvão
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Publication number: 20110160110Abstract: Lubricating grease composition comprising: (i) a polyalkylene glycol base oil; (ii) a lithium complex thickener; and (iii) a carboxylic acid comprising 18 carbon atoms or greater. The lubricating grease compositions according to the present invention are particularly useful for reducing friction in a dual mass flywheel application.Type: ApplicationFiled: July 15, 2009Publication date: June 30, 2011Inventor: Stefan Daegling
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Publication number: 20110028566Abstract: Compositions comprising at least one cycloaliphatic diol antimicrobial agent and at least one other antimicrobial agent and methods of making and using these compositions are provided. The cycloaliphatic diol antimicrobial agents comprise 1,1-cyclohexanedimethanol, 1,2-cyclohexanedimethanol, 1,4-cyclohexanedimethanol, 2,2,4,4-tetramethyl-1,3-cyclobutanediol, or mixtures thereof.Type: ApplicationFiled: May 13, 2010Publication date: February 3, 2011Applicant: EASTMAN CHEMICAL COMPANYInventors: James Allen McCaulley, Terry Ann Oldfield, Andrew Joseph Matosky, Suzanne Winegar Dobbs, Vicky Lynn Christian, William Mark Barbour
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Publication number: 20100120639Abstract: The present invention relates to a lubricant composition. The present invention more particularly relates to a fully miscible lubricant composition that comprise a polyether and a renewable raw material such as an unsaturated seed or vegetable oil.Type: ApplicationFiled: April 1, 2008Publication date: May 13, 2010Inventors: Johan A. Thoen, Rene Geiger, Martin R. Greaves, David C. Busby
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Publication number: 20100056406Abstract: A metal glycol-based hydraulic fluid having vapor phase corrosion inhibition properties is disclosed. The hydraulic fluid can be used in food related applications.Type: ApplicationFiled: August 25, 2009Publication date: March 4, 2010Applicant: BASF CORPORATIONInventors: Sibtain Hamid, Leslie E. Schmidtke, JR.
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Publication number: 20100025621Abstract: The present invention provides a lubricating oil for a compression type refrigerator including a polyvinyl ether-based compound containing an alkylene glycol or polyoxyalkylene glycol unit and a vinyl ether unit in a molecule and having a molecular weight in a range of 300 to 3,000, and an organic carboxylic acid alkali metal salt. The lubricating oil for a compression type refrigerator of the present invention has high miscibility and high viscosity index, and excellent in wear resistance and storage stability under carbon dioxide atmosphere.Type: ApplicationFiled: September 25, 2007Publication date: February 4, 2010Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Masato Kaneko, Harutomo Ikeda
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Publication number: 20100009879Abstract: The present invention relates to a method of lubricating a conveyor belt, wherein a lubricant concentrate containing at least 0.1 wt-% of at least one free fatty acid and at least one corrosion inhibitor is employed as a dry lubricant in a dry lubrication process.Type: ApplicationFiled: December 12, 2007Publication date: January 14, 2010Applicant: JOHNSONDIVERSEY, INC.Inventors: Holger Theyssen, Stefan Grober, Harry Kany, Mark V. Clifton
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Patent number: 6855676Abstract: A method of lubricating conveyor tracks or belts is herein described wherein the lubricant composition contains a polyalkylene glycol polymer and a fatty acid; also described are methods of manufacture of such lubricant compositions in both concentrate and diluted form. The compositions may also comprise additional functional ingredients.Type: GrantFiled: February 11, 2002Date of Patent: February 15, 2005Assignee: Ecolab., Inc.Inventors: Minyu Li, Kim Person Hei, Amy Haupert
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Publication number: 20030176302Abstract: A method of lubricating conveyor tracks or belts is herein described wherein the lubricant composition contains a polyalkylene glycol polymer and a fatty acid; also described are methods of manufacture of such lubricant compositions in both concentrate and diluted form. The compositions may also comprise additional functional ingredients.Type: ApplicationFiled: February 11, 2002Publication date: September 18, 2003Inventors: Minyu Li, Kim Person Hei, Amy Haupert
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Patent number: 6524396Abstract: A process for metal cutting using a water-mixed cutting compound and subsequent cleansing and corrosion protective treatment wherein an oil in water emulsion is used as a cutting compound which contains; (I) an amount emulsifier system consisting of: (a) ethyoxylates/propoxylates of fatty alcohols having 8 to 18 carbon atoms in the alcohol, which contains 2 to 6 ethylene oxide units and 4 to 8 propylene oxide units; (b) fatty alcohols and/or fatty alcohols propoxylates having 12 to 24 carbon atoms in the alcohol and 0 to 3 propylene oxide units and/or distillation residues of such fatty alcohols; In a ratio by weight, a:b=1:0.2 to 0.2:1; and (ii) corrosion inhibitory; and an aqueous solution or suspension is used for cleansing an anti-corrosion treatment which contains the same emulsifier system and the corrosion inhibitors as the cutting compound.Type: GrantFiled: April 11, 2001Date of Patent: February 25, 2003Assignee: Henkel Kommanditgesellschaft aut AktienInventors: Juergen Geke, Hans-Peter Oelscher, Anders Johansson
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Patent number: 6420323Abstract: A low-foam emulsifier system is presented containing (a) an ethoxylate/propoxylate of one or more C8-C18 fatty alcohols, where the ethoxylate/propoxylate contains 2 to 6 ethylene oxide units and 4 to 8 propylene oxide units, with (b) a fatty alcohol propoxylate or distillation residue of fatty alcohol or fatty alcohol propoxylate, where the fatty alcohol contains 12 to 24 carbon atoms and up to three propylene oxide units. The weight ratio of (a) to (b) is from 1:0.3 to 0.3:1. The emulsifier system produces a low amount of foam, and is useful in industrial metal processing applications such as cleaning, corrosion protection or cooling lubricant emulsions.Type: GrantFiled: July 27, 1999Date of Patent: July 16, 2002Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Juergen Geke, Horst-Dieter Speckmann, Bernd Stedry
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Publication number: 20010056046Abstract: Low-foam emulsifier system consisting of:Type: ApplicationFiled: July 27, 1999Publication date: December 27, 2001Inventors: JUERGEN GEKE, HORST-DIETER SPECKMANN, BERND STEDRY
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Patent number: 6271183Abstract: An emulsifiable oil composition for machining graphite containing metals comprises a major amount of an oil of lubricating viscosity; at least one surfactant in an amount sufficient to render the oil emulsifiable in water; and, from about 0.8 vol % to about 3 vol % based on the total volume of the composition of an aliphatic alcohol having from 1 to about 8 carbon atoms.Type: GrantFiled: February 25, 2000Date of Patent: August 7, 2001Assignee: ExxonMobil Research and Engineering CompanyInventor: William Donald Hewson
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Patent number: 6063744Abstract: A cleaning and lubricant formulation for use on spindles on cotton picker or harvesting machines that simultaneously cleans and lubricates the surface of the spindles. The formulation features a major proportion of water and amounts of unsaturated fatty acids, glycol ether and alcohol solvents, nonionic surfactant, amide cosurfactant, and polycarboxylic acid. An alkalizing agent is added to control the pH of the resulting formulation. The cleaning and lubricant formulation exhibits excellent cleaning and lubrication properties without utilizing petroleum oil that can contaminate cotton fields, water supplies or the harvested cotton.Type: GrantFiled: July 22, 1999Date of Patent: May 16, 2000Inventor: Edwin F. McQuillen
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Patent number: 6040280Abstract: An excellent lubricant and surface conditioner layer on formed metal surfaces, particularly aluminum cans that have been previously provided with a chromium oxide conversion coating, can be formed by contacting the cans with an aqueous lubricant and surface conditioner forming composition that contains at least one oxa acid or methyl ester thereof corresponding to general formula (I):CH.sub.3 (CH.sub.2).sub.a O(CH.sub.2 CH.sub.2 O).sub.x CH.sub.2 C(O)OR(I),where each of n and x, which may be the same or different, is a positive integer and R represents H or CH.sub.3 and at least 20 weight % of the total content corresponding to general formula (I) does so when x is at least 8, and then drying the thus-treated cans.Type: GrantFiled: June 1, 1998Date of Patent: March 21, 2000Assignee: Henkel CorporationInventors: Timm L. Kelly, Gary L. Rochfort
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Patent number: 5935914Abstract: A lubricant concentrate is disclosed, of which the aqueous use solution is suited for lubricating, cleaning and disinfecting of feed and conveyance installations in the food industry, particularly immersion or automatic belt lubricating equipment, the concentrate including(i) one or more amines;(ii) one or more ether carboxylic acid compounds;(iii) one or more polyethyleneglycol (PEG's); and(iv) up to 99 wt. % (wt/wt) of the usual aids and additives.Type: GrantFiled: October 15, 1997Date of Patent: August 10, 1999Assignee: Diversey Lever, Inc.Inventors: Holger Theyssen, Karlheinz Laping, Stefan Wiemer
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Patent number: 5900392Abstract: An aqueous belt lubricant composition comprising water and from 1.0 to 10 wt % of at least a fatty alkyl propylene tetramine, from 1.0 to 10 wt % of at least a fatty alcohol polygylcol ether, all percentages are based on the total weight of the aqueous belt lubricant composition, and at least one acid in an amount sufficient to establish a pH value between about 5.0 and about 7.0. The composition may further comprising one or more of alkoxylated fatty alkyl monoamines, alkoxylated fatty alkyl diamines and/or a solutizer.Type: GrantFiled: July 24, 1998Date of Patent: May 4, 1999Assignee: Loeffler Chemical CorporationInventor: Laut Bernhard
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Patent number: 5865884Abstract: A glass forming lubricant comprising an organic titanate or an organic phospherous ester calcium salt as a lubricant agent.Type: GrantFiled: May 1, 1997Date of Patent: February 2, 1999Assignees: Asahi Glass Company Ltd., Chukyo Kasei Kogyo Co., Ltd.Inventors: Yutaka Segawa, Yukio Morisawa, Ryoji Nishizawa, Norio Doi
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Patent number: 5612838Abstract: In liquid disk drives, liquid bearing materials based on hydrocarbon liquids, halogenated liquids and mixtures thereof are used at the head-disk interface. Additives such as antioxidants and boundary layer lubricants may be incorporated to enhance oxidative stability and lubricity. The liquid bearing materials have relatively low viscosities and non-Newtonian flow characteristics so as to reduce drag at the read/write head compared with Newtonian liquid bearing materials.Type: GrantFiled: October 11, 1995Date of Patent: March 18, 1997Assignee: Conner Peripherals, Inc.Inventors: James H. Smith, Walter Wong
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Patent number: RE36479Abstract: A composition is disclosed which comprises water and at least one carboxylic salt dispersed or dissolved in said water, said salt being derived from:(A)(I) at least one derivative formed by reacting at least one C.sub.Type: GrantFiled: October 4, 1996Date of Patent: January 4, 2000Assignee: The Lubrizol CorporationInventor: John Wesley Forsberg