EP3551736A1 - Composition lubrifiante pour engrenage industriel à contact alimentaire - Google Patents
Composition lubrifiante pour engrenage industriel à contact alimentaireInfo
- Publication number
- EP3551736A1 EP3551736A1 EP17832483.6A EP17832483A EP3551736A1 EP 3551736 A1 EP3551736 A1 EP 3551736A1 EP 17832483 A EP17832483 A EP 17832483A EP 3551736 A1 EP3551736 A1 EP 3551736A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- lubricating composition
- composition according
- food contact
- food
- lubricant composition
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
- C10M169/041—Mixtures of base-materials and additives the additives being macromolecular compounds only
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
- C10M2203/102—Aliphatic fractions
- C10M2203/1025—Aliphatic fractions used as base material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/026—Butene
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/028—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers containing aliphatic monomers having more than four carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/22—Alkylation reaction products with aromatic type compounds, e.g. Friedel-crafts
- C10M2205/223—Alkylation reaction products with aromatic type compounds, e.g. Friedel-crafts used as base material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/102—Polyesters
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
- C10N2020/01—Physico-chemical properties
- C10N2020/04—Molecular weight; Molecular weight distribution
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/02—Pour-point; Viscosity index
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/62—Food grade properties
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/04—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives
Definitions
- the present application relates to a lubricant composition, in particular for industrial gearing.
- Said composition advantageously has properties that enable it to be used in food contact applications, particularly incidental food contact, and at very low temperatures.
- the industrial gear lubricating compositions used in the food industry must meet the criteria for incidental food contact defined in Chapter 21, ⁇ 178.3570 ("Lubricants with incidental food contact") of the "Code of Federal Regulation”. from the FDA (Food and Drug Administration). Installations in the food industry can also be used in environments with low or very low temperatures, for example at temperatures below - 22 ° C. It is therefore necessary to be able to provide a lubricant composition suitable for incidental food contact and which is versatile in terms of the temperature of use, in particular which can be used at very low temperatures, for example at temperatures below -22.degree. ° C.
- PAOs Poly-alpha-olefins
- PPD pour point depressant
- An object of the present invention is to provide lubricating compositions meeting the food contact criteria and having a pour point sufficiently low to be used at low or very low temperatures.
- Yet another object of the present invention is to provide such low cost compositions. Still other objects will appear on reading the description of the invention which follows.
- a lubricant composition comprising:
- At least one base oil for food contact chosen from groups II, III or V according to the classes defined in the API classification or their equivalents according to the ATIEL classification;
- the present invention relates to a lubricant composition
- a lubricant composition comprising:
- At least one base oil for food contact chosen from groups II, III or V according to the classes defined in the API classification or their equivalents according to the ATIEL classification;
- ester polymer chosen from ester copolymers comprising a hydrocarbon backbone, pendant hydrocarbon groups and pendant ester groups.
- the base oil according to the invention is not a PAO.
- Base oils are defined according to the API classification (or their equivalents according to the ATIEL classification) (Table A).
- the base oil is chosen from the group of base oils for food contact chosen from group II according to the classes defined in the API classification or their equivalents according to the ATIEL classification, preferably among the white oils. White oils are oils well known to those skilled in the art. They correspond to highly refined mineral oils and therefore of high purity.
- the white oils have stability properties, including thermal stability, they are chemically inert, they are non-toxic, they are odorless and colorless.
- White oils are particularly defined in the FDA's "Code of Federal Regulation” (2016) in sections 172.878 and 178.3620. Any type of white oil can be used in the invention.
- the white oils are chosen from oils of ISO VG15 and ISO VG68 grade.
- the white oils are Finavestan A80B® or Finavestan A360B® marketed by Total.
- the hydrogenated polyisobutylene according to the invention is chosen from hydrogenated polyisobutylenes having a number-average molar mass (Mn) of between 400 and 2000, preferably between 400 and 1500, for example between 400 and 1300.
- the hydrogenated polyisobutylenes of the invention may be Indopol H300®, Indopol H25® or Indopol H7® marketed by the company Ineos Oligomers.
- the hydrogenation of the polyisobutylene can be total or partial.
- the ester polymer according to the invention is chosen from ester copolymers, preferably from polymers comprising a hydrocarbon backbone, pendant groups (or branching or branching) hydrocarbon and pendant groups (or branching or branching) esters.
- ester copolymers preferably from polymers comprising a hydrocarbon backbone, pendant groups (or branching or branching) hydrocarbon and pendant groups (or branching or branching) esters.
- the ester polymer is chosen from copolymers of alpha-olefin and polycarboxylic acid esterified with alcohols, preferably dicarboxylic acid, especially ⁇ - ⁇ -ethylenically unsaturated dicarboxylic acid.
- the alcohol is especially chosen from linear or branched alcohols comprising from 1 to 10 carbon atoms.
- ester polymer is chosen from polymers comprising a hydrocarbon backbone, pendant groups (or branching or branching) hydrocarbon, for example comprising from 1 to 20 carbon atoms, and pendant groups (or branching or branching) esters having :
- Mw average molecular weight
- a viscosity at 100 ° C (according to ASTM D-445) of between 25 and 45 mm 2 / s, preferably between 35 and 45 mm 2 / s, for example about 40 mm 2 / s; and / or a pour point (or point) (according to ASTM D-97) less than or equal to 0 ° C, preferably between -10 ° C and 0 ° C, for example between -8 and - 2 ° C.
- the ester polymer is chosen from copolymers of alpha-olefin and polycarboxylic acid esterified with alcohols, preferably dicarboxylic acid, especially ⁇ - ⁇ -ethylenically unsaturated dicarboxylic acid, having:
- Mw average molecular weight
- a viscosity at 100 ° C (according to ASTM D-445) of between 25 and 45 mm 2 / s, preferably between 35 and 45 mm 2 / s, for example about 40 mm 2 / s; and / or a pour point (or point) (according to ASTM D-97) less than or equal to 0 ° C, preferably between -10 ° C and 0 ° C, for example between -8 and - 2 ° C.
- ester polymer is Ketjenlube 240® marketed by Italmatch.
- the lubricating composition according to the invention preferably comprises at least 38%, preferably at least 40%, by weight of hydrogenated polyisobutylene, preferably at least 45% by weight, preferably between 45 and 60%, more preferably between 45 and 60% by weight. 55%, based on the total weight of the lubricant composition.
- the lubricating composition according to the invention preferably comprises at least 1% by weight of ester polymer, preferably between 1 and 20%, preferably between 2 and 10%, of preferably at least 5%, preferably between 5 and 20%, preferably between 5 and 10%, relative to the total weight of lubricating composition.
- the lubricating composition according to the invention preferably comprises at least 20% by weight of base oil for food contact, preferably from 20 to 50% by weight, relative to the total weight of the lubricating composition.
- the lubricating composition according to the invention may comprise additives.
- the additives may be any additive known in the field of lubrication, particularly in the field of lubrication of industrial gears.
- the additives are selected from the additives meeting the criteria of food contact, including fortuitous food contact.
- the preferred additives for the lubricant composition used according to the invention are chosen from anti-wear additives, extreme pressure additives, viscosity index improvers, anti-corrosion additives, anti-foam agents and antioxidants. , and inorganic friction modifiers and mixtures thereof.
- anticorrosive additives they can be chosen by the skilled person depending on the metal to be treated.
- the anti-corrosion agents of the invention can be chosen from the anti-corrosion agents of aluminum, steel, galvanized steel, yellow metals (for example copper, brass, preferably copper ), etc., alone or in mixture.
- the lubricating composition according to the invention meets the criteria of food contact, including fortuitous food contact, as defined above. This allows in particular a use of the lubricant composition according to the invention in the lubrication of mechanical systems in agro-food installations, in particular in the lubrication of industrial gear in the agro-food field.
- the lubricant composition according to the invention has a pour point according to the ISO 3016 standard, lower than -24 ° C. This allows in particular a use of the lubricant composition according to the invention under conditions of very low temperatures, for example below -22 ° C.
- the lubricating composition according to the invention meets the food contact criteria, in particular fortuitous food contact, as defined above, and a pour point of less than -24 ° C.
- This allows in particular a use of the lubricant composition according to the invention in the lubrication of systems in low-temperature or even very low-temperature food-processing plants, for example in cold rooms, freezers, in particular in the lubrication of industrial gearing in low-temperature or even very low-temperature food-processing installations, for example in cold rooms, freezers.
- the composition according to the invention has a kinematic viscosity at 40 ° C., measured according to the ISO 3104 standard, of between 500 and 2000 mm 2 / s.
- the combination of these high viscosities with a very low pour point advantageously makes it possible to use the lubricant composition according to the invention at low temperatures.
- the lubricant composition according to the invention has a high kinematic viscosity at 40 ° C and a very low pour point which allows its versatility and its use in very different temperature conditions.
- the present application also relates to the use of a lubricant composition according to the invention for gear lubrication, preferably of industrial gearing, in particular in the field of food processing.
- the present application also relates to a gear lubrication process, preferably industrial gearing, particularly in the field of food processing, comprising the implementation of the lubricant composition according to the invention.
- the molar mass Mn of the hydrogenated polyisobutadiene is measured by gel permeation chromatograph (derived from ASTM D3536).
- the kinematic viscosity at 40 ° C is measured according to ISO 3104.
- the viscosity index is measured according to the ISO 2909 standard.
- the pour point is measured according to ISO 3016.
- compositions CC1, CC2 and CC3 the addition of a relatively high pour point ester polymer makes it possible to greatly reduce the final pour point of the lubricant composition and thus to improve its behavior at low, even very low temperatures.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1662312A FR3060016B1 (fr) | 2016-12-12 | 2016-12-12 | Composition lubrifiante pour engrenage industriel a contact alimentaire |
| PCT/EP2017/082363 WO2018108873A1 (fr) | 2016-12-12 | 2017-12-12 | Composition lubrifiante pour engrenage industriel à contact alimentaire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP3551736A1 true EP3551736A1 (fr) | 2019-10-16 |
| EP3551736B1 EP3551736B1 (fr) | 2022-09-21 |
Family
ID=57909753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP17832483.6A Active EP3551736B1 (fr) | 2016-12-12 | 2017-12-12 | Composition lubrifiante pour engrenage industriel à contact alimentaire |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11525101B2 (fr) |
| EP (1) | EP3551736B1 (fr) |
| CN (1) | CN110062803A (fr) |
| FR (1) | FR3060016B1 (fr) |
| WO (1) | WO2018108873A1 (fr) |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2543964A (en) * | 1947-07-09 | 1951-03-06 | Socony Vacuum Oil Co Inc | Mineral oil compositions containing copolymers of olefins and esters of alpha, beta-unsaturated polybasic acids |
| US4505834A (en) * | 1980-10-27 | 1985-03-19 | Edwin Cooper, Inc. | Lubricating oil compositions containing graft copolymer as viscosity index improver-dispersant |
| US5435928A (en) * | 1981-09-17 | 1995-07-25 | Akzo Nobel N.V. | Copolymers from α-β-unsaturated dicarboxylic acid esters, and their use |
| FR2709495A1 (fr) * | 1993-09-03 | 1995-03-10 | Exxon France | Composition lubrifiante à base d'huile blanche. |
| US6087308A (en) * | 1998-12-22 | 2000-07-11 | Exxon Research And Engineering Company | Non-sludging, high temperature resistant food compatible lubricant for food processing machinery |
| CN101218331B (zh) * | 2005-04-26 | 2013-04-24 | 可再生润滑油有限公司 | 含氮化硼的高温生物润滑剂组合物 |
| KR101130460B1 (ko) * | 2005-04-28 | 2012-03-28 | 리뉴어블 루브리컨츠 인코포레이션 | 피셔 트로슈 합성 오일을 포함하는 야채 오일 윤활제 |
| US7888298B2 (en) | 2007-03-20 | 2011-02-15 | Exxonmobil Research And Engineering Company | Lubricant compositions with improved properties |
| EP2014750B1 (fr) | 2007-06-13 | 2012-08-08 | Italmatch Chemicals S.P.A. | Copolymères de lubrifiant à haute viscosité |
| US20090036546A1 (en) * | 2007-07-31 | 2009-02-05 | Chevron U.S.A. Inc. | Medicinal Oil Compositions, Preparations, and Applications Thereof |
| CN104245906A (zh) * | 2012-02-17 | 2014-12-24 | 卢布里佐尔公司 | 烯烃-酯共聚物与聚烯烃的混合物作为粘度改进剂 |
| CN103374451B (zh) * | 2012-04-17 | 2015-10-28 | 中国石油化工股份有限公司 | 一种食品级工业齿轮油组合物 |
| DE102014018718A1 (de) * | 2014-12-17 | 2016-06-23 | Klüber Lubrication München Se & Co. Kg | Hochtemperaturschmierstoffe |
| DE102014018719A1 (de) * | 2014-12-17 | 2016-06-23 | Klüber Lubrication München Se & Co. Kg | Hochtemperaturschmierstoff für die Lebensmittelindustrie |
| US20180066200A1 (en) | 2015-03-03 | 2018-03-08 | Basf Se | Pib as high viscosity lubricant base stock |
-
2016
- 2016-12-12 FR FR1662312A patent/FR3060016B1/fr active Active
-
2017
- 2017-12-12 WO PCT/EP2017/082363 patent/WO2018108873A1/fr not_active Ceased
- 2017-12-12 CN CN201780076682.6A patent/CN110062803A/zh active Pending
- 2017-12-12 US US16/468,566 patent/US11525101B2/en active Active
- 2017-12-12 EP EP17832483.6A patent/EP3551736B1/fr active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US11525101B2 (en) | 2022-12-13 |
| FR3060016B1 (fr) | 2020-10-23 |
| FR3060016A1 (fr) | 2018-06-15 |
| US20190330557A1 (en) | 2019-10-31 |
| CN110062803A (zh) | 2019-07-26 |
| EP3551736B1 (fr) | 2022-09-21 |
| WO2018108873A1 (fr) | 2018-06-21 |
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