CN114196463B - Long-rotating oxygen bomb slow-color-changing and coking-free ashless paper machine mineral oil - Google Patents
Long-rotating oxygen bomb slow-color-changing and coking-free ashless paper machine mineral oil Download PDFInfo
- Publication number
- CN114196463B CN114196463B CN202111496428.6A CN202111496428A CN114196463B CN 114196463 B CN114196463 B CN 114196463B CN 202111496428 A CN202111496428 A CN 202111496428A CN 114196463 B CN114196463 B CN 114196463B
- Authority
- CN
- China
- Prior art keywords
- ashless
- stirring
- paper machine
- oil
- mineral oil
- 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.)
- Active
Links
- 239000002480 mineral oil Substances 0.000 title claims abstract description 44
- 235000010446 mineral oil Nutrition 0.000 title claims abstract description 44
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 239000001301 oxygen Substances 0.000 title claims abstract description 23
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 23
- 238000003756 stirring Methods 0.000 claims abstract description 61
- 239000002199 base oil Substances 0.000 claims abstract description 42
- 239000006260 foam Substances 0.000 claims abstract description 28
- 230000000994 depressogenic effect Effects 0.000 claims abstract description 23
- 239000003112 inhibitor Substances 0.000 claims abstract description 23
- 229920000570 polyether Polymers 0.000 claims abstract description 23
- 239000000654 additive Substances 0.000 claims abstract description 21
- 230000000996 additive effect Effects 0.000 claims abstract description 21
- CMGDVUCDZOBDNL-UHFFFAOYSA-N 4-methyl-2h-benzotriazole Chemical class CC1=CC=CC2=NNN=C12 CMGDVUCDZOBDNL-UHFFFAOYSA-N 0.000 claims abstract description 19
- GNVMUORYQLCPJZ-UHFFFAOYSA-M Thiocarbamate Chemical compound NC([S-])=O GNVMUORYQLCPJZ-UHFFFAOYSA-M 0.000 claims abstract description 19
- 150000001875 compounds Chemical class 0.000 claims abstract description 19
- 229920000642 polymer Polymers 0.000 claims abstract description 19
- 239000002270 dispersing agent Substances 0.000 claims abstract description 16
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 16
- 238000002360 preparation method Methods 0.000 claims abstract description 16
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 15
- 150000002148 esters Chemical class 0.000 claims abstract description 11
- 238000004939 coking Methods 0.000 claims abstract description 9
- 238000002845 discoloration Methods 0.000 claims abstract description 9
- 238000002156 mixing Methods 0.000 claims abstract description 9
- 238000013329 compounding Methods 0.000 claims description 27
- 238000010438 heat treatment Methods 0.000 claims description 25
- 239000000126 substance Substances 0.000 claims description 20
- 239000002131 composite material Substances 0.000 claims description 14
- -1 fatty acid ester Chemical class 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000003921 oil Substances 0.000 claims description 6
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 5
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 5
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 5
- LMODBLQHQHXPEI-UHFFFAOYSA-N dibutylcarbamothioylsulfanylmethyl n,n-dibutylcarbamodithioate Chemical compound CCCCN(CCCC)C(=S)SCSC(=S)N(CCCC)CCCC LMODBLQHQHXPEI-UHFFFAOYSA-N 0.000 claims description 5
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 5
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims description 5
- 239000000194 fatty acid Substances 0.000 claims description 5
- 229930195729 fatty acid Natural products 0.000 claims description 5
- 150000002193 fatty amides Chemical class 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 238000004806 packaging method and process Methods 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 5
- 239000008096 xylene Substances 0.000 claims description 5
- 239000010721 machine oil Substances 0.000 abstract description 3
- 238000005245 sintering Methods 0.000 abstract description 3
- 239000000314 lubricant Substances 0.000 abstract description 2
- 238000004904 shortening Methods 0.000 abstract 1
- 229920002521 macromolecule Polymers 0.000 description 6
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- C10M169/048—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution, non-macromolecular and macromolecular compounds
-
- 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
- C10M177/00—Special methods of preparation of lubricating compositions; Chemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
-
- 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
- C10M2203/06—Well-defined aromatic compounds
-
- 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
- C10M2203/1006—Petroleum or coal fractions, e.g. tars, solvents, bitumen 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
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
-
- 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
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/281—Esters of (cyclo)aliphatic monocarboxylic acids
-
- 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
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/30—Complex esters, i.e. compounds containing at leasst three esterified carboxyl groups and derived from the combination of at least three different types of the following five types of compounds: monohydroxyl compounds, polyhydroxy xompounds, monocarboxylic acids, polycarboxylic acids or hydroxy carboxylic acids
-
- 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
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
-
- 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant Compositions
- C10M2215/08—Amides
-
- 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant Compositions
- C10M2215/22—Heterocyclic nitrogen compounds
- C10M2215/223—Five-membered rings containing nitrogen and carbon 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
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/06—Thio-acids; Thiocyanates; Derivatives thereof
- C10M2219/062—Thio-acids; Thiocyanates; Derivatives thereof having carbon-to-sulfur double bonds
- C10M2219/066—Thiocarbamic type compounds
-
- 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
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/04—Siloxanes with specific structure
- C10M2229/041—Siloxanes with specific structure containing aliphatic substituents
-
- 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
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
-
- 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
- C10N2030/18—Anti-foaming property
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
The invention provides an ashless paper machine mineral oil with slow long-rotating oxygen bomb discoloration and no coking, which relates to the technical field of lubricants, and comprises the following components in percentage by weight: 50-75% of base oil A, 40-65% of base oil B, 1-2% of ashless hydraulic oil compound additive, 0.5-1.0% of ashless thiocarbamate and methylbenzotriazole derivative, 0.4-0.8% of high-performance polymer dispersant and 2-3% of high-viscosity complex ester. The mineral oil rotating oxygen bomb time of the ashless paper machine is more than 800min, so that the paper machine oil can be used for more than 2 years, and the non-seizure load of the mineral oil of the ashless paper machine is more than 107Kgf/cm 2 S sintering load of not less than 200Kgf/cm 2 Meanwhile, the invention adopts an ultrasonic stirring instrument to mix polyether high molecular compound demulsification, foam inhibitor and pour point depressant, thus improving mixing efficiency, further shortening preparation time and reducing preparation cost.
Description
Technical Field
The invention relates to the technical field of lubricants, in particular to an ashless paper machine mineral oil with slow long-rotating oxygen bomb discoloration and no coking.
Background
The mineral oil of ashless paper machine is a new kind of lubricating oil which is produced with the development of high-speed large-scale paper-making machine, and it has higher requirements for the comprehensive performance of oil product compared with the lubricating oil of general hydraulic system and gear transmission system.
However, in the face of increasingly severe processing conditions and process quality requirements, the requirements on the rotary oxygen bomb performance of ashless paper machine mineral oil are increasingly higher, while the data of the rotary oxygen bomb of the ashless paper machine mineral oil at present are not long, generally only 300-.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides the long-rotating oxygen bomb non-coking ashless paper machine mineral oil with slow color change.
In order to achieve the purpose, the invention adopts the following technical scheme: an ashless paper machine mineral oil with slow discoloration and no coking of a long rotating oxygen bomb, the ashless paper machine mineral oil comprising the following components in weight percent:
50-75% of base oil A, 40-65% of base oil B, 1-2% of ashless hydraulic oil compound additive, 0.5-1.0% of ashless thiocarbamate and methylbenzotriazole derivative, 0.4-0.8% of high-performance polymer dispersant, 2-3% of high-viscosity complex ester, 0.1-0.2% of polyether macromolecular compound demulsifier, 0.05-0.08% of foam inhibitor and 0.1-0.3% of pour point depressant.
In order to improve the practicability, the invention improves that the ashless hydraulic oil composite additive adopts Pasteur Irgalube ML 3010A.
In order to improve the rotating oxygen bomb time, the invention improves that the ashless thiocarbamate and methylbenzotriazole derivative is compounded by methylenedibutyldithiocarbamate and POUPC7001, and the compounding ratio is 1: 1.2.
In order to improve the using effect, the invention improves that the base oil A is 500SN base oil, and the base oil B is 150BS base oil.
In order to avoid coking, the invention improves that the high-performance polymer dispersant is Croda Hypermer KD20, and the high-viscosity complex is Croda Priolube 3986.
In order to ensure that the cooling liquid can be separated, the invention improves that the demulsifier of the polyether high molecular compound is DL32 polyether high molecular compound.
In order to avoid foaming, the invention improves that the foam inhibitor is prepared by compounding polymethyl siloxane, fatty acid ester, fatty amide and aliphatic hydrocarbon, and the compounding ratio is 1:10:5: 1.
In order to reduce the pour point, the pour point depressant is improved by compounding alkenyl succinamate, xylene, vinyl acetate and solvent oil in a ratio of 5:1:3: 5.
A preparation method of long-rotating oxygen bomb slow-discoloration and coking-free ashless paper machine mineral oil comprises the following steps:
s1, stirring for the first time, namely closing a bottom valve of the reaction kettle, then adding the base oil A and the base oil B under the stirring state, stirring for 3-10min, then adding the pour point depressant, stirring for 5-7min again, then closing the reaction kettle, and standing for 5 min;
s2, heating, then opening the reaction kettle again for stirring, simultaneously heating the reaction kettle to 70-95 ℃, simultaneously synchronously stirring during heating, and stirring for 10-20min before the next step;
s3, adding an additive, heating to 45 ℃, adding an ashless hydraulic oil composite additive, an ashless thiocarbamate, a methylbenzotriazole derivative, a high-performance polymer dispersant and high-viscosity complex ester, continuing stirring for 30min, and then entering the next step;
s4, preparing by ultrasonic waves, mixing and stirring the polyether high molecular compound demulsification agent, the foam inhibitor and the pour point depressant by using an ultrasonic stirrer to obtain a mixed substance, heating the mixed substance to 60-65 ℃, and continuously stirring for 30-45 min;
and S5, after the preparation is finished, switching the reaction kettle to a slow stirring state, adding the mixed substance into the reaction kettle, stirring for 20min, and filtering and packaging after the mixed substance is analyzed to be qualified to obtain the finished product of the ashless paper machine mineral oil.
Compared with the prior art, the mineral oil rotating oxygen bomb time of the ashless paper machine is more than 800min, so that the paper machine oil can be used for more than 2 years, and the non-seizure load of the mineral oil of the ashless paper machine is more than 107Kgf/cm 2 S sintering load of not less than 200Kgf/cm 2 Meanwhile, the invention adopts an ultrasonic stirrer to mix polyether macromolecular compound demulsification, foam inhibitor and pour point depressant, can improve mixing efficiency, further shorten preparation time and reduce preparation cost, and meanwhile, the foam inhibitor can effectively avoid the generation of foam when mineral oil of an ashless paper machine is used, therefore, the invention has higher practicability,has outstanding creativity.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a diagram of the steps for preparing the long rotating oxygen bomb slow-discoloration and coking-free ashless paper machine mineral oil.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
In one embodiment, referring to fig. 1, a long rotating aeroelastic slow-changing and coke-free ashless paper machine mineral oil comprising, in weight percent:
50 percent of base oil A, 40 percent of base oil B, 1 percent of ashless hydraulic oil composite additive, 1.0 percent of ashless thiocarbamate and methyl benzotriazole derivative, 0.8 percent of high-performance polymer dispersant, 3 percent of high-viscosity complex ester, 0.2 percent of polyether macromolecular compound demulsifier, 0.08 percent of foam inhibitor and 0.3 percent of pour point depressant.
In the embodiment, the ashless hydraulic oil composite additive adopts Pasteur Irgalube ML3010A, and the normal use of the ashless mineral oil of the paper machine can be ensured through the Pasteur Irgalube ML 3010A.
In the embodiment, the ashless thiocarbamate and methylbenzotriazole derivative is prepared by compounding methylenedibutyldithiocarbamate and POUPC7001 in a compounding ratio of 1:1.2, and the rotary oxygen bomb time of the ashless paper machine mineral oil can be prolonged by the ashless thiocarbamate and the methylbenzotriazole derivative.
In this example, the base oil a was 500SN base oil, and the base oil B was 150BS base oil.
In this embodiment, the high-performance polymer dispersant is Croda Hypermer KD20, the high-viscosity complex is Croda Priolube 3986, and the high-performance polymer can ensure that the water-separating performance is not affected and coking is not caused.
In this embodiment, the demulsifier of the polyether polymer compound is a DL32 polyether polymer compound.
In the embodiment, the foam inhibitor is prepared by compounding polymethyl siloxane, fatty acid ester, fatty amide and aliphatic hydrocarbon, the compounding ratio is 1:10:5:1, and foam generation can be effectively reduced through the foam inhibitor.
In the embodiment, the pour point depressant is prepared by compounding alkenyl succinamate, xylene, vinyl acetate and solvent oil in a compounding ratio of 5:1:3:5, and can effectively reduce the pour point of mineral oil of an ashless paper machine, so that the low-temperature use is convenient.
A preparation method of long-rotating oxygen bomb slow-discoloration and coking-free ashless paper machine mineral oil comprises the following steps:
s1, stirring for the first time, firstly closing a bottom valve of the reaction kettle, then adding the base oil A and the base oil B under the stirring state, stirring for 10min, then adding the pour point depressant, stirring for 7min again, then closing the reaction kettle, and standing for 5 min;
s2, heating, then opening the reaction kettle again for stirring, simultaneously heating the reaction kettle to 95 ℃, simultaneously synchronously stirring during heating, and stirring for 20min before the next step;
s3, adding an additive, heating to 45 ℃, adding an ashless hydraulic oil composite additive, an ashless thiocarbamate, a methylbenzotriazole derivative, a high-performance polymer dispersant and high-viscosity complex ester, continuing stirring for 30min, and then entering the next step;
s4, preparing by ultrasonic waves, mixing and stirring the polyether high molecular compound demulsification agent, the foam inhibitor and the pour point depressant by using an ultrasonic stirrer to obtain a mixed substance, heating the mixed substance to 65 ℃, and continuously stirring for 45 min;
and S5, after the preparation is finished, switching the reaction kettle to a slow stirring state, adding the mixed substance into the reaction kettle, stirring for 20min, and filtering and packaging after the mixed substance is analyzed to be qualified to obtain the finished product of the ashless paper machine mineral oil.
Example two, referring to fig. 1, a long rotating aeroelastic slow-changing and coke-free ashless paper machine mineral oil comprising, in weight percent:
50 percent of base oil A, 40 percent of base oil B, 1 percent of ashless hydraulic oil composite additive, 0.5 percent of ashless thiocarbamate and methyl benzotriazole derivative, 0.4 percent of high-performance polymer dispersant, 2 percent of high-viscosity complex ester, 0.1 percent of polyether macromolecular compound demulsifier, 0.05 percent of foam inhibitor and 0.1 percent of pour point depressant.
In the embodiment, the ashless hydraulic oil composite additive adopts Pasteur Irgalube ML3010A, and the normal use of the ashless mineral oil of the paper machine can be ensured through the Pasteur Irgalube ML 3010A.
In the embodiment, the ashless thiocarbamate and methylbenzotriazole derivative is prepared by compounding methylenedibutyldithiocarbamate and POUPC7001 in a compounding ratio of 1:1.2, and the rotary oxygen bomb time of the ashless paper machine mineral oil can be prolonged by the ashless thiocarbamate and the methylbenzotriazole derivative.
In this example, the base oil a was 500SN base oil, and the base oil B was 150BS base oil.
In this embodiment, the high-performance polymer dispersant is Croda Hypermer KD20, the high-viscosity complex is Croda Priolube 3986, and the high-performance polymer can ensure that the water-separating performance is not affected and coking is not caused.
In this embodiment, the demulsifier of the polyether polymer compound is a DL32 polyether polymer compound.
In the embodiment, the foam inhibitor is prepared by compounding polymethyl siloxane, fatty acid ester, fatty amide and aliphatic hydrocarbon, the compounding ratio is 1:10:5:1, and foam generation can be effectively reduced through the foam inhibitor.
In the embodiment, the pour point depressant is prepared by compounding alkenyl succinamate, xylene, vinyl acetate and solvent oil in a compounding ratio of 5:1:3:5, and can effectively reduce the pour point of mineral oil of an ashless paper machine, so that the low-temperature use is convenient.
A preparation method of long-rotating oxygen bomb slow-discoloration and coking-free ashless paper machine mineral oil comprises the following steps:
s1, stirring for the first time, firstly closing a bottom valve of the reaction kettle, then adding the base oil A and the base oil B under the stirring state, stirring for 5min, then adding the pour point depressant, stirring for 6min again, then closing the reaction kettle, and standing for 5 min;
s2, heating, then opening the reaction kettle again for stirring, simultaneously heating the reaction kettle to 70 ℃, simultaneously stirring synchronously during heating, and stirring for 15min before the next step;
s3, adding an additive, heating to 45 ℃, adding an ashless hydraulic oil composite additive, an ashless thiocarbamate, a methylbenzotriazole derivative, a high-performance polymer dispersant and high-viscosity complex ester, continuing stirring for 30min, and then entering the next step;
s4, preparing by ultrasonic waves, mixing and stirring the polyether high-molecular compound demulsification agent, the foam inhibitor and the pour point depressant by using an ultrasonic stirrer to obtain a mixed substance, heating the mixed substance to 60 ℃, and continuously stirring for 30 min;
and S5, after the preparation is finished, switching the reaction kettle to a slow stirring state, adding the mixed substance into the reaction kettle, stirring for 20min, and filtering and packaging after the mixed substance is analyzed to be qualified to obtain the finished product of the ashless paper machine mineral oil.
Example three, referring to fig. 1, a long rotating aeroelastic slow-changing and coke-free ashless paper machine mineral oil comprising, in weight percent:
50 percent of base oil A, 45 percent of base oil B, 2 percent of ashless hydraulic oil composite additive, 0.5 percent of ashless thiocarbamate and methyl benzotriazole derivative, 0.8 percent of high-performance polymer dispersant, 2 percent of high-viscosity complex ester, 0.2 percent of polyether macromolecular compound demulsifier, 0.05 percent of foam inhibitor and 0.1 percent of pour point depressant.
In the embodiment, the ashless hydraulic oil composite additive adopts Pasteur Irgalube ML3010A, and the normal use of the ashless mineral oil of the paper machine can be ensured through the Pasteur Irgalube ML 3010A.
In the embodiment, the ashless thiocarbamate and methylbenzotriazole derivative is prepared by compounding methylenedibutyldithiocarbamate and POUPC7001 in a compounding ratio of 1:1.2, and the rotary oxygen bomb time of the ashless paper machine mineral oil can be prolonged by the ashless thiocarbamate and the methylbenzotriazole derivative.
In this example, the base oil a was 500SN base oil, and the base oil B was 150BS base oil.
In this embodiment, the high-performance polymer dispersant is Croda Hypermer KD20, the high-viscosity complex is Croda Priolube 3986, and the high-performance polymer can ensure that the water separation performance is not affected and coking is not caused.
In this embodiment, the demulsifier of the polyether polymer compound is a DL32 polyether polymer compound.
In the embodiment, the foam inhibitor is prepared by compounding polymethyl siloxane, fatty acid ester, fatty amide and aliphatic hydrocarbon, the compounding ratio is 1:10:5:1, and foam generation can be effectively reduced through the foam inhibitor.
In the embodiment, the pour point depressant is prepared by compounding alkenyl succinamate, xylene, vinyl acetate and solvent oil in a compounding ratio of 5:1:3:5, and can effectively reduce the pour point of mineral oil of an ashless paper machine, so that the low-temperature use is convenient.
A preparation method of long-rotating oxygen bomb slow-discoloration and coking-free ashless paper machine mineral oil comprises the following steps:
s1, stirring for the first time, firstly closing a bottom valve of the reaction kettle, then adding the base oil A and the base oil B under the stirring state, stirring for 10min, then adding the pour point depressant, stirring for 7min again, then closing the reaction kettle, and standing for 5 min;
s2, heating, then opening the reaction kettle again for stirring, simultaneously heating the reaction kettle to 70-95 ℃, simultaneously synchronously stirring during heating, and carrying out the next step after stirring for 20 min;
s3, adding an additive, heating to 45 ℃, adding an ashless hydraulic oil composite additive, an ashless thiocarbamate, a methylbenzotriazole derivative, a high-performance polymer dispersant and high-viscosity complex ester, continuing stirring for 30min, and then entering the next step;
s4, preparing by ultrasonic waves, mixing and stirring the polyether high molecular compound demulsification agent, the foam inhibitor and the pour point depressant by using an ultrasonic stirrer to obtain a mixed substance, heating the mixed substance to 65 ℃, and continuously stirring for 45 min;
and S5, after the preparation is finished, switching the reaction kettle to a slow stirring state, adding the mixed substance into the reaction kettle, stirring for 20min, and filtering and packaging after the mixed substance is analyzed to be qualified to obtain the finished product of the ashless paper machine mineral oil.
As can be seen from the above examples, the ash-free mineral oil for paper machine in the present invention has a rotating oxygen bomb time of more than 800min, thereby ensuring that the paper machine oil can be used for more than 2 years, and the ash-free mineral oil for paper machine has a seizure-free load of more than 107Kgf/cm 2 S sintering load of not less than 200Kgf/cm 2 The invention ensures that the circulating system of the paper machine is not abraded, has low pour point and is easy to start at low temperature, and simultaneously, the invention adoptsThe ultrasonic stirrer is used for mixing the polyether macromolecular compound demulsification agent, the foam inhibitor and the pour point depressant, so that the mixing efficiency can be improved, the preparation time is further shortened, the preparation cost is reduced, and meanwhile, the foam inhibitor can effectively avoid the generation of foams when the ashless paper machine mineral oil is used.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (3)
1. An ashless paper machine mineral oil with slow long-rotating oxygen bomb discoloration and no coking, which is characterized by comprising the following components in percentage by weight:
50-75% of base oil A, 40-65% of base oil B, 1-2% of ashless hydraulic oil composite additive, 0.5-1.0% of ashless thiocarbamate and methylbenzotriazole derivative, 0.4-0.8% of high-performance polymer dispersant, 2-3% of high-viscosity complex ester, 0.1-0.2% of polyether high-molecular compound demulsifier, 0.05-0.08% of foam inhibitor and 0.1-0.3% of pour point depressant;
the ashless hydraulic oil composite additive adopts Pasteur Irgalube ML 3010A;
the base oil A is 500SN base oil, and the base oil B is 150BS base oil;
the high-performance polymer dispersant is Croda Hypermer KD20, and the high-viscosity complex is Croda Priolube 3986;
the polyether polymer compound demulsifier is a DL32 polyether polymer compound;
the foam inhibitor is prepared by compounding polymethyl siloxane, fatty acid ester, fatty amide and aliphatic hydrocarbon in a compounding ratio of 1:10:5: 1;
the pour point depressant is prepared by compounding alkenyl succinamate, xylene, vinyl acetate and solvent oil in a ratio of 5:1:3: 5.
2. The long rotating aeroelastic slow-changing and coke-free ashless paper machine mineral oil of claim 1, characterized in that: the ashless thiocarbamate and methylbenzotriazole derivative is prepared by compounding methylene dibutyl dithiocarbamate and POUPC7001, and the compounding ratio is 1: 1.2.
3. The long rotating oxygen bomb slow-color change and coke-free ashless paper machine mineral oil of claim 1, wherein the preparation method of the long rotating oxygen bomb slow-color change and coke-free ashless paper machine mineral oil comprises the following steps:
s1, stirring for the first time, namely closing a bottom valve of the reaction kettle, then adding the base oil A and the base oil B under the stirring state, stirring for 3-10min, then adding the pour point depressant, stirring for 5-7min again, then closing the reaction kettle, and standing for 5 min;
s2, heating, then opening the reaction kettle again for stirring, simultaneously heating the reaction kettle to 70-95 ℃, simultaneously synchronously stirring during heating, and stirring for 10-20min before the next step;
s3, adding an additive, heating to 45 ℃, adding an ashless hydraulic oil composite additive, an ashless thiocarbamate, a methylbenzotriazole derivative, a high-performance polymer dispersant and high-viscosity complex ester, continuing stirring for 30min, and then entering the next step;
s4, preparing by ultrasonic waves, mixing and stirring the polyether high molecular compound demulsification agent, the foam inhibitor and the pour point depressant by using an ultrasonic stirrer to obtain a mixed substance, heating the mixed substance to 60-65 ℃, and continuously stirring for 30-45 min;
and S5, after the preparation is finished, switching the reaction kettle to a slow stirring state, adding the mixed substance into the reaction kettle, stirring for 20min, and filtering and packaging after the mixed substance is analyzed to be qualified to obtain the finished product of the ashless paper machine mineral oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111496428.6A CN114196463B (en) | 2021-12-08 | 2021-12-08 | Long-rotating oxygen bomb slow-color-changing and coking-free ashless paper machine mineral oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111496428.6A CN114196463B (en) | 2021-12-08 | 2021-12-08 | Long-rotating oxygen bomb slow-color-changing and coking-free ashless paper machine mineral oil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114196463A CN114196463A (en) | 2022-03-18 |
| CN114196463B true CN114196463B (en) | 2022-08-26 |
Family
ID=80651446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111496428.6A Active CN114196463B (en) | 2021-12-08 | 2021-12-08 | Long-rotating oxygen bomb slow-color-changing and coking-free ashless paper machine mineral oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114196463B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1589313A (en) * | 2001-11-19 | 2005-03-02 | R·T·范德比尔特公司 | Improved antioxidant, antiwear/extreme pressure additive compositions and lubricant compositions containing the same |
| US20080029430A1 (en) * | 2005-03-11 | 2008-02-07 | Chevron Usa Inc. | Hydraulic Fluid Compositions and Preparation Thereof |
| CN101365774A (en) * | 2005-12-21 | 2009-02-11 | 雪佛龙美国公司 | Ashless oil lubricating oil with high oxidation stability |
| CN101812348A (en) * | 2010-05-21 | 2010-08-25 | 北京奥力助兴石化有限公司 | Diesel pour point depressant |
| CN103820192A (en) * | 2014-02-11 | 2014-05-28 | 上海禾泰特种润滑技术有限公司 | Air compressor oil composition and preparing method thereof |
| CN113583739A (en) * | 2021-06-28 | 2021-11-02 | 安美科技股份有限公司 | Screw air compressor cooling liquid and preparation method thereof |
-
2021
- 2021-12-08 CN CN202111496428.6A patent/CN114196463B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1589313A (en) * | 2001-11-19 | 2005-03-02 | R·T·范德比尔特公司 | Improved antioxidant, antiwear/extreme pressure additive compositions and lubricant compositions containing the same |
| US20080029430A1 (en) * | 2005-03-11 | 2008-02-07 | Chevron Usa Inc. | Hydraulic Fluid Compositions and Preparation Thereof |
| CN101365774A (en) * | 2005-12-21 | 2009-02-11 | 雪佛龙美国公司 | Ashless oil lubricating oil with high oxidation stability |
| CN101812348A (en) * | 2010-05-21 | 2010-08-25 | 北京奥力助兴石化有限公司 | Diesel pour point depressant |
| CN103820192A (en) * | 2014-02-11 | 2014-05-28 | 上海禾泰特种润滑技术有限公司 | Air compressor oil composition and preparing method thereof |
| CN113583739A (en) * | 2021-06-28 | 2021-11-02 | 安美科技股份有限公司 | Screw air compressor cooling liquid and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 消泡剂消泡机理、应用及评价方法介绍;张利国;《日用化学品科学》;20180228;第41卷(第2期);第40-44页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114196463A (en) | 2022-03-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6306184B2 (en) | Diesel fuel composition | |
| US6017369A (en) | Diesel fuel composition | |
| CN100519687C (en) | Preparation of high temperature resistant lubricant for drilling liquid by animal plant oil | |
| CN104962328A (en) | Clean diesel blending component and preparing method thereof | |
| Fadhil et al. | Conversion of fish oil into biodiesel fuels via acid-base catalyzed transesterification | |
| CN114196463B (en) | Long-rotating oxygen bomb slow-color-changing and coking-free ashless paper machine mineral oil | |
| CN104130842A (en) | Oil-soluble polyether oil for screw-type air compressor | |
| Moser et al. | πSynthesis and evaluation of a series of α‐hydroxy ethers derived from isopropyl oleate | |
| CN101463276B (en) | Alcohol ether diesel and preparation thereof | |
| CN104087351A (en) | Improved biodiesel and preparation method thereof | |
| CN108822939A (en) | A kind of white and prepares method at lithium base grease | |
| CN106479627A (en) | A kind of weather-proof corrosion resistant antirust oil and preparation method thereof | |
| US2828261A (en) | Inorganic gel-thickened lubricant having good temperature susceptibility and dynamicwater stability characteristics | |
| CN104130811B (en) | Methanol modified dose and its preparation method and application | |
| CN100516181C (en) | Alcoholic composite gasoline and its preparing method | |
| CN101302451A (en) | Environment-protecting clean diesel | |
| CN117165340A (en) | Vehicle alcohol-based fuel rubber anti-swelling agent and preparation method thereof | |
| CN110551538A (en) | oil-saving emission-reducing diesel detergent and preparation method thereof | |
| CN100564348C (en) | A kind of method of utilizing the waste oil preparing monoglyceride | |
| CN1100855C (en) | Diesel oil additive and diesel product added with said additive | |
| CN101935562B (en) | Synthetic diesel oil and preparation method thereof | |
| CN104531241B (en) | Alcohol-ether fuel synthetic additive and alcohol-ether fuel and synthesizer thereof and method | |
| CN109749765A (en) | A kind of high-grade fuel oil and its processing technology | |
| CN206951019U (en) | A kind of catalyst solution compounding system for catalytic coal gasifaction | |
| CN102229820B (en) | Denatured methanol diesel and blending process thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |