FR2435486A1 - NOVEL POLYMERS INHIBITING FOAM FORMATION AND LUBRICANTS CONTAINING THEM - Google Patents
NOVEL POLYMERS INHIBITING FOAM FORMATION AND LUBRICANTS CONTAINING THEMInfo
- Publication number
- FR2435486A1 FR2435486A1 FR7921360A FR7921360A FR2435486A1 FR 2435486 A1 FR2435486 A1 FR 2435486A1 FR 7921360 A FR7921360 A FR 7921360A FR 7921360 A FR7921360 A FR 7921360A FR 2435486 A1 FR2435486 A1 FR 2435486A1
- Authority
- FR
- France
- Prior art keywords
- foam formation
- novel polymers
- lubricants containing
- inhibiting foam
- derived
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229920000642 polymer Polymers 0.000 title abstract 2
- 230000015572 biosynthetic process Effects 0.000 title 1
- 239000006260 foam Substances 0.000 title 1
- 230000002401 inhibitory effect Effects 0.000 title 1
- 239000000314 lubricant Substances 0.000 title 1
- 125000005250 alkyl acrylate group Chemical group 0.000 abstract 2
- 125000004432 carbon atom Chemical group C* 0.000 abstract 2
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 239000000178 monomer Substances 0.000 abstract 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1808—C8-(meth)acrylate, e.g. isooctyl (meth)acrylate or 2-ethylhexyl (meth)acrylate
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M145/00—Lubricating compositions characterised by the additive being a macromolecular compound containing oxygen
- C10M145/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M145/10—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate
- C10M145/12—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate monocarboxylic
- C10M145/14—Acrylate; Methacrylate
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- C10M171/00—Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well-defined but for which the chemical nature is either unspecified or only very vaguely indicated
- C10M171/004—Foam inhibited lubricant compositions
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Lubricants (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
La présente invention concerne une composition polymère. Cette composition comprend : A. D'environ 55 % à environ 75 % en poids de mailles dérivées d'au moins un acrylate d'alcoyle dans lequel les groupes alcoyle contiennent d'environ 6 à environ 16 atomes de carbone; B. D'environ 15 % à environ 30 % de mailles dérivées d'au moins un acrylate d'alcoyle contiennent de 1 à environ 6 atomes de carbone; et C. D'environ 2 % à environ 20 % de mailles dérivées d'au moins un monomère de la formule CH2 = CH-X dans laThe present invention relates to a polymer composition. This composition comprises: A. From about 55% to about 75% by weight mesh derived from at least one alkyl acrylate in which the alkyl groups contain from about 6 to about 16 carbon atoms; B. From about 15% to about 30% meshes derived from at least one alkyl acrylate contain from 1 to about 6 carbon atoms; and C. From about 2% to about 20% mesh derived from at least one monomer of the formula CH2 = CH-X in the
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US93993178A | 1978-09-06 | 1978-09-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2435486A1 true FR2435486A1 (en) | 1980-04-04 |
FR2435486B1 FR2435486B1 (en) | 1984-02-03 |
Family
ID=25473954
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7921360A Granted FR2435486A1 (en) | 1978-09-06 | 1979-08-24 | NOVEL POLYMERS INHIBITING FOAM FORMATION AND LUBRICANTS CONTAINING THEM |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5536299A (en) |
BR (1) | BR7905514A (en) |
CA (1) | CA1181198A (en) |
FR (1) | FR2435486A1 (en) |
GB (1) | GB2030994B (en) |
IT (1) | IT1120006B (en) |
MX (1) | MX153316A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0153209A2 (en) * | 1984-01-30 | 1985-08-28 | Repsol Petroleo S.A. | Polymers of the polymethacrylate type, use of these polymers of the polymethacrylate type as polyfunctional additives in lubricating oil compositions, and process for the preparation of such polymers of the polymethacrylate type |
EP0421086A2 (en) * | 1989-10-06 | 1991-04-10 | Nippon Steel Corporation | Epoxy acrylate resins and photosensitive resin compositions therefrom |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5766513A (en) * | 1996-09-10 | 1998-06-16 | Exxon Research And Engineering Company | Antifoaming agents for lubricating oils (law455) |
US6090758A (en) * | 1997-01-07 | 2000-07-18 | Exxon Research And Engineering Co. | Method for reducing foaming of lubricating oils |
DE10006623A1 (en) * | 2000-02-15 | 2001-08-16 | Cognis Deutschland Gmbh | Defoamer for liquid hydrocarbons I |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1302679A (en) * | 1961-08-22 | 1962-08-31 | Basf Ag | Product to improve the properties of lubricants |
GB1060047A (en) * | 1962-12-19 | 1967-02-22 | Basf Ag | Production of impact-resistant thermoplastic molding materials |
FR1511011A (en) * | 1966-12-13 | 1968-01-26 | Electro Chimie Soc D | New acrylic elastomers |
-
1979
- 1979-08-24 FR FR7921360A patent/FR2435486A1/en active Granted
- 1979-08-28 BR BR7905514A patent/BR7905514A/en not_active IP Right Cessation
- 1979-08-28 MX MX179095A patent/MX153316A/en unknown
- 1979-09-04 IT IT50157/79A patent/IT1120006B/en active
- 1979-09-05 CA CA000335088A patent/CA1181198A/en not_active Expired
- 1979-09-05 GB GB7930735A patent/GB2030994B/en not_active Expired
- 1979-09-05 JP JP11402079A patent/JPS5536299A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1302679A (en) * | 1961-08-22 | 1962-08-31 | Basf Ag | Product to improve the properties of lubricants |
GB1060047A (en) * | 1962-12-19 | 1967-02-22 | Basf Ag | Production of impact-resistant thermoplastic molding materials |
FR1511011A (en) * | 1966-12-13 | 1968-01-26 | Electro Chimie Soc D | New acrylic elastomers |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0153209A2 (en) * | 1984-01-30 | 1985-08-28 | Repsol Petroleo S.A. | Polymers of the polymethacrylate type, use of these polymers of the polymethacrylate type as polyfunctional additives in lubricating oil compositions, and process for the preparation of such polymers of the polymethacrylate type |
EP0153209A3 (en) * | 1984-01-30 | 1986-03-19 | Empresa Nacional Del Petroleo S.A. (Empetrol-Emp) Societe Dite: | Polymers of the polymethacrylate type, use of these polymers of the polymethacrylate type as polyfunctional additives in lubricating oil compositions, and process for the preparation of such polymers of the polymethacrylate type |
EP0421086A2 (en) * | 1989-10-06 | 1991-04-10 | Nippon Steel Corporation | Epoxy acrylate resins and photosensitive resin compositions therefrom |
EP0421086B1 (en) * | 1989-10-06 | 1995-01-11 | Nippon Steel Corporation | Epoxy acrylate resins and photosensitive resin compositions therefrom |
Also Published As
Publication number | Publication date |
---|---|
JPS5536299A (en) | 1980-03-13 |
IT7950157A0 (en) | 1979-09-04 |
IT1120006B (en) | 1986-03-19 |
GB2030994A (en) | 1980-04-16 |
MX153316A (en) | 1986-09-12 |
FR2435486B1 (en) | 1984-02-03 |
BR7905514A (en) | 1980-05-27 |
GB2030994B (en) | 1982-11-10 |
CA1181198A (en) | 1985-01-15 |
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