CN101434886B - Rolling oil composition for 12-roller reversing mill - Google Patents
Rolling oil composition for 12-roller reversing mill Download PDFInfo
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Abstract
The invention relates to a rolling oil composition used for a twelve-high reversing cluster mill; the rolling oil composition belongs to the field of metallurgical steel rolling oil products, and comprises the components according to weight percent as follows: 60-70 percent of compound neopentyl polyol ester, 14-28 percent of mineral oil, 1-5 percent of phosphorus-containing extreme-pressure and anti-wear agent, 1-5 percent of sulfur-containing extreme-pressure and anti-wear agent, 2-12 percent of compound emulsifier, 1-3 percent of anti-rust agent, 1-3 percent of antioxidant and 0.01-0.5 percent of defoamer; the rolling oil composition takes the compound neopentyl polyol ester synthetic ester with excellent lubricating performance as the lubricating basic component; an oiliness agent main body with high lubricating performance and high extreme-pressure and anti-wear performance is composed by adding the scientific components of the phosphorus-containing and the sulfur-containing extreme-pressure and anti-wear agents; and the anti-rust performance and the emulsion stability are ensured by adopting the mineral oil, the anti-rust oil, the emulsifier and the antioxidant with the appropriate proportion for coordination, thereby creatively solving the contradiction between the lubricating performance and the detergence, ensuring the requirements on the lubricating performance of the quality when rolling steel plates with thin specifications, protecting the lubricating requirements of back-up bearings and ensuring the volatility and the annealing detergence under the cleaning-free condition.
Description
Technical field
The present invention is a kind of rolling oil composition that is used for 12-roller reversing mill, belongs to metallurgy rolling mill and uses the oil product field, is specifically related to 12-roller reversing mill with oil.
Background technology
In recent years, along with development and national economy, the demand less than the cold rolling steel plate as thin as a wafer of 0.3mm is sharply increased; And four traditional rollers or six-high mill receive condition restriction own generally to be difficult to satisfy rolling requirement; The 1450mm 12-roller reversing mill that has multinomial independent intellectual property right of domestic new development can be under less rolling load rolling high precision, the steel plate as thin as a wafer of high firmness, but because the design of 12-roller reversing mill and the singularity of steel plate rolling technique thereof; Applied ROLLING OIL is also had higher requirement; Existing ROLLING OIL does not then reach request for utilization, for example in certain cold rolled sheet factory of Iron And Steel Company, is that main certain import brand high saponification value (greater than 190mgKOH/g) ROLLING OIL C that makes oiliness improver is used for 12-roller reversing mill with the animal-plant oil with what be applicable to four rollers or six roller high speed mills; Facts have proved; Though this ROLLING OIL C can fully satisfy the lubricating requirement to back lining bearing, on rolled sheet material, caused lubricatedly, problems such as broken belt, steel plate sideslip even milling train vibrations appear; Use and to tackle the problem at its root even reduce concentration, caused other problemses such as antirust difference on the contrary.In addition, because ROLLING OIL C adopts vegetable and animals oils to make oiliness improver, saponification value is high; And the relatively poor characteristics of vegetable and animals oils volatility have influenced the detergency after the annealing of milled sheet face, and are prone in the winter time produce solidify, and use inconvenience; The emulsion that spills is analysed oil and is solidified around milling train, influenced the milling train detergency, uses as reducing concentration; Not only can not deal with problems; Cause other problemses such as rustless property variation on the contrary, therefore, press for the special-purpose ROLLING OIL product that exploitation is applicable to 12-roller reversing mill.
Summary of the invention
The purpose of this invention is to provide a kind of rolling oil composition that is used for 12-roller reversing mill; This rolling oil composition is used for 12-roller reversing mill; Rolling thickness is during less than the 0.3mm steel plate; Can not only satisfy simultaneously the lubricated requirement of lubricating of steel rolling, and exempt to guarantee annealing cleanness under the cleaning condition, milling train detergency and rust-preventing characteristic with back lining bearing.
A kind of rolling oil composition rolling oil composition that is used for 12-roller reversing mill of the present invention, contain:
(A) compound neopentyl polyol ester: 60-70%
(B) MO: 14-28%
(C) phosphorous extreme pressure anti-wear additives: 1-5%
(D) sulfur-bearing extreme pressure anti-wear additives: 1-5%
(E) compound emulsifying agent: 2-12%
(F) rust-preventive agent: 1-3%
(G) oxidation inhibitor: 1-3%
(H) skimmer: 0.01-0.5%
Above-mentioned percentage composition is the weight percentage in the rolling oil composition gross weight.
Described component (A) is the carboxylate of tetramethylolmethane and TriMethylolPropane(TMP) and the generation of C12-36 mixing-in fat acid-respons; The mixed lipid acid of C12-36 that reacts with tetramethylolmethane is the mixing acid of oleic acid, Triple Pressed Stearic Acid and dimeracid, and the mixed lipid acid of C12-36 that reacts with TriMethylolPropane(TMP) is cocinic acid, Zoomeric acid or oleic acid mixing acid.
The carboxylate content of this tetramethylolmethane and C12-36 mixing-in fat acid-respons is 20%-35%, and the oleic acid of the mixed lipid acid of C12-36 of tetramethylolmethane reaction: Triple Pressed Stearic Acid: the dimeracid mol ratio is 2.5: 1: 0.5.
It is 35%-40% that the mixed fatty acid response of this TriMethylolPropane(TMP) and C12-36 generates fatty ester content, and the cocinic acid of the mixed lipid acid of C12-36 of TriMethylolPropane(TMP) reaction: Zoomeric acid: oleic mol ratio is 1: 1: 1; Or cocinic acid: oleic mol ratio is 2.5: 0.5.
The complex ester of and proportioning synthetic in this ratio has the more good volatility of more single ester when guaranteeing oilness.
Said component (B) MO is machinery oil and transformer oil mixture.
The phosphorous extreme pressure anti-wear additives of said component (C) is the acid phosphoric acid ester of Fatty Alcohol(C12-C14 and C12-C18) or fatty alcohol polyethenoxy ether class or TX10 class and phosphorylation agent such as Vanadium Pentoxide in FLAKES, polyphosphoric acid or phosphorus trichloride reaction generation, and the acid phosphoric acid ester that is adopted is the SULPHOSUCCINIC ACID ESTER (monoesters＞60%) of C12-18 fatty alcohol phosphate (monoesters＞60%), C 12-18 AEO (3-20) SULPHOSUCCINIC ACID ESTER (monoesters＞60%) or alkyl (nonyl, octyl group) phenol polyethenoxy ether (4-15).
Said component (D) is olefine sulfide or sulfuration grease, and that adopted is sulfide isobutene T321, olefine sulfide oleum gossypii seminis T405A, sulfuration oleum gossypii seminis or sulfuration lard.
That said component (E) compound emulsifying agent adopts is HLB=5-9; The mixture of the non-ionics 1-6% of molecular weight=2000-15000 and the non-ionics 1-6% of HLB >=12; For example L121Pluronic (HLB=5, molecular weight=4500) and Tween-80, NP-10 or AEO9.
Said component (F) is a hexahydroaniline, dicyclohexyl amine, monoethanolamine, diethylolamine, trolamine, a kind of in the organic amines such as Yi Bingchunan.
Said component (G) is shield phenol type antioxidant such as DBPC 2,6 ditertiary butyl p cresol or arylamine type oxidation inhibitor such as N-phenyl-a-naphthylamines.
Said component (H) skimmer is propenoate and ether copolymer non-silicon type skimmer T911 or T912 etc.
The rolling preparation of compositions process of the present invention is:
1, adds machine oil, be warmed up to 60-70 ℃, add oxidation inhibitor, skimmer, be stirred to dissolving
2, cool to 60 ℃, add compound neopentyl polyol ester, stir
3, add phosphorous extreme pressure anti-wear additives and rust-preventive agent at 50 ℃, stirred 30 minutes, add emulsifying agent and sulfur-bearing extreme pressure anti-wear additives again, stirred 30 minutes, promptly get the present composition.
As everyone knows, when ROLLING OIL was used for steel plate rolling production, its oilness and detergency were conflicting; Improve saponification value and promptly improve oilness; No doubt can reduce the rolling pressure when rolling, but the inevitable consequence of oilness after improving is detergency decline, influences the quality of product.This rolling oil composition is as oilness basis component with compound neopentyl polyol ester with excellent lubricity; Through adding phosphorous and science assembly two types of extreme pressure anti-wear additives of sulfur-bearing; Form lubricated and the higher oiliness improver main body of extreme pressure and antiwear behavior; Adopt MO, slushing oil, emulsifying agent and the inhibitor of suitable proportion again through consonance, guaranteed rust-preventing characteristic and stability of emulsion, thereby creativeness has solved above-mentioned this a pair of contradiction.With the saponification value of this type of milling train for the required about 100mgKOH/g of ROLLING OIL of assurance rolling lubrication; Bring up to rightly greater than 126mgKOH/g; Like this, milling train can be satisfied, lubricity requirement can be satisfied again back lining bearing to the requirement of steel rolling lubricity; Guaranteed simultaneously that promptly the plate quality under the condition of rolling thin specification steel plate protected back lining bearing again, and can exempt to guarantee volatility and annealing cleanness under the cleaning condition.
The relevant correlation data of the physics and chemistry of the rolling compsn of the present invention and oilness index is as shown in the table:
Table 1 present composition physical and chemical index and typical index contrast
| Index | Physical and chemical index | Typical index |
| Outward appearance | The red-brown transparent liquid | The red-brown transparent liquid |
| Acid number (mgKOH/g) | ≤18 | 12 |
| Saponification value (mgKOH/g) | ≥126 | 135 |
| Kinematic viscosity (mm 2/s) | 42-65 | 51 |
| PH value (2c/o) | 6-7.5 | 6.4 |
Table 2 present composition and the contrast of import ROLLING OIL C product oilness (2% emulsion) index
| Index | The present composition | The C product |
| PB | 100 | 75 |
| PD | 160 | 200 |
| Wear scar diameter (mm) | 0.42 | 0.42 |
| Falex (pound) | 3000 | 3000 |
Rolling oil composition of the present invention is used for the 12-roller reversing mill rolled sheet metal as the substitute of import ROLLING OIL, has significant technical progress property and outstanding feature, and tangible economic and social benefit is arranged.
According to Theoretical Calculation; Saponification value can satisfy twelve-high mill steel rolling to lubricated requirement at 100mgKOH/g; But can not satisfy the lubricated demand of back lining bearing; Twelve-high mill lubricates steel rolling and to the lubricated requirement of back lining bearing, saponification value then should be greater than 120mgKOH/g in order to satisfy simultaneously.The present composition has excellent lubricating properties and the saponification value that satisfies greater than 126mgKOH/g with compound neopentyl polyol ester as oilness basis component, and best saponification value is at 130-138mgKOH/g, simultaneously; Also allocate into phosphorous and two types of extreme pressure anti-wear additives of sulfur-bearing because of science; Significantly improved the extreme pressure and antiwear behavior of ROLLING OIL, when being used for the 12-roller reversing mill rolled sheet metal, its actual lubricant effect reaches the oil product effect of 190mgKOH/g high saponification value; Not only guaranteed plate quality; Avoid steel plate that heat takes place and scratch, and the protection back lining bearing, and can satisfy and roll the back steel plate without the direct annealed processing requirement of cleaning by degreasing.This rolling oil composition adopts high molecular polyether compound with general nonionic emulsifier, makes emulsion possess suitable emulsifying stability and granularity, and can adapt to existing oil supply system demand; In addition; The present composition has good cooling property and heat conductivity etc., the favourable heat that produces in the rolling process of taking away, and good antirust property; Between staging life, steel plate there is good rust inhibition in manufacturing procedure.
When rolling oil composition of the present invention is used for the rolled sheet metal type approval test of 12-roller reversing mill, obtained well-content effect:
The water-in-oil emulsion of oil product working concentration: 1.8-2.4%
Temperature: 45-55 ℃
Rolled sheet material specification: 2.5-4.0 * 1000-1250mm
Rolled sheet material material: SPHC
Rolling through the 6-7 passage, its steel plate total deformation is 85-92%
Roll speed: 8m/s
Rolling pressure: 300-440 ton
Rolling and annealing after, plate face detergency is good, the steel plate inter process is deposited a month non-corroding.
The back lining bearing replacement cycle: 15 days or roll 3000 tons of steel
According to above data, rolling oil composition of the present invention has reached the technical requirements of 12-roller reversing mill to rolling oil product fully, satisfied comprehensively lubricated to steel rolling, back lining bearing lubricated, steel plate cooling property, rust-preventing characteristic and the requirement of steel plate annealing detergency.
Embodiment
How combine embodiment to specify the present invention implements at present:
One, the compound neopentyl polyol ester of the present invention is synthetic:
1, with the tetramethylolmethane of 1mol or 1mol TriMethylolPropane(TMP) respectively with the lipid acid of 4mol or 3mol or fatty acid methyl ester at acid or alkaline catalysts, under the condition of intensification, vacuum hydro-extraction or methyl alcohol, react and can obtain.Can generate 1 mole of neopentyl polyol ester in theory.
The C12-36 fatty acid response of getting 1 mole of pentaerythritol and 4 moles promptly generates 1 mole of pentaerythritol fatty ester, (wherein lipid acid adopts mixed acid and by oleic acid: Triple Pressed Stearic Acid: the dimeracid mol ratio is 2.5: 1: 0.5 compositions).
Above-mentioned mole number is converted into weight calculates, promptly get tetramethylolmethane 11 grams, oleic acid 65 grams; Triple Pressed Stearic Acid 22 gram, dimeracid 8 grams are inserted 250 milliliters of prolongs of being furnished with whisking appliance, TM, tool vacuum pump and receptor, are had in the four-hole round-bottomed flask of nitrogen protection, under agitation are warmed up to 90 ℃ and add 0.5 gram tosic acid; Logical nitrogen continues to heat up, about 150 ℃ of beginning water outlets; Be warmed up to 240 ℃ and stop heating, and the open vacuum pump, holding temperature is at 220-240 ℃; Reach more than 5 milliliters up to the moisture of collecting and to get final product stopped reaction, promptly obtain 100 gram pentaerythritol fatty esters after the cooling.
2, get 1 mole TriMethylolPropane(TMP) and 3molC12-18 fatty acid response, promptly generate the fatty ester (wherein lipid acid adopts mixed acid also by cocinic acid: Zoomeric acid: oleic mol ratio is 1: 1: 1 composition) of 1 mole of trimethylol propane.
Above-mentioned mole number is converted into weight calculates, promptly get TriMethylolPropane(TMP) 16 grams, cocinic acid 36 grams; Zoomeric acid 30 gram, oleic acid 27 grams are inserted 250 milliliters of prolongs of being furnished with whisking appliance, TM, tool vacuum pump and receptor, are had in the four-hole round-bottomed flask of nitrogen protection, under agitation are warmed up to 90 ℃ and add 0.5 gram tosic acid; Logical nitrogen continues to heat up, about 140 ℃ of beginning water outlets; Be warmed up to 240 ℃ and stop heating, and the open vacuum pump, holding temperature is at 220-240 ℃; Reach more than 8 milliliters up to the moisture of collecting and to get final product stopped reaction, promptly obtain the fatty ester of 100 gram TriMethylolPropane(TMP)s after the cooling.
Two, phosphorous extreme pressure anti-wear additives is synthetic:
Adopt phosphorylation agent (like Vanadium Pentoxide in FLAKES, polyphosphoric acid, phosphorus trichloride, POCl3 etc.) and Fatty Alcohol(C12-C14 and C12-C18) or fatty alcohol polyethenoxy ether class or TX10 class material and the mol ratio of pressing 1: 2.5, reaction generates acid phosphoric acid ester.
To adopt Vanadium Pentoxide in FLAKES is that phosphorylation agent is an example, by above-mentioned mole number, Vanadium Pentoxide in FLAKES and C12 AEO (3) is pressed 1: 2.5 molar ratio reaction, can generate 1 mole of acid phosphoric acid ester.
Being converted into weight by above-mentioned mole number calculates; Getting 85 gram C12 AEOs (3) inserts 250 milliliters and is furnished with in whisking appliance, three mouthfuls of round-bottomed flasks of TM; Rise steady also holding temperature at 50-60 ℃; Under agitation in 1 hour, add 15 gram Vanadium Pentoxide in FLAKESs in batches, be warmed up to 90-100 ℃ and kept 4 hours after adding, add again 1 gram water continue reaction after 1 hour cooling promptly obtain 100 gram acid phosphoric acid esters.
Three, by the invention described above compsn compound method, the preparation present composition:
Embodiment 1
In compounding kettle, add 150SN machinery oil 9.6g, 500SN machinery oil 9.6g, be warmed up to 60-70 ℃, add oxidation inhibitor DBPC 2,6 ditertiary butyl p cresol 1.5g, skimmer propenoate and ether copolymer T9110.1g are stirred to the additive dissolving; Cool to 60 ℃, add oleic acid, Triple Pressed Stearic Acid, dimeracid mixed acid ester 25g, the cocinic acid of TriMethylolPropane(TMP), Zoomeric acid, the oleic mixed acid ester 40g of tetramethylolmethane, stir; In 50 ℃; Add phosphorous extreme pressure anti-wear additives C12 AEO (3) SULPHOSUCCINIC ACID ESTER 2g, rust-preventive agent hexahydroaniline 1.2g stirred 30 minutes; Add emulsifying agent Pluronic L1216g, Tween-804g at last; And sulfur-bearing extreme pressure anti-wear additives olefine sulfide oleum gossypii seminis T405A 1g, stirred 30 minutes, promptly get the present composition 100 grams.
Embodiment 2
In compounding kettle, add 25# transformer oil 6.4g, 500SN machinery oil 12g; Be warmed up to 60-70 ℃, add oxidation inhibitor DBPC 2,6 ditertiary butyl p cresol 1g, N-phenyl-a-naphthylamines 0.5g; Skimmer propenoate and ether copolymer T911 0.1g are stirred to the additive dissolving; Cool to 60 ℃, add oleic acid, Triple Pressed Stearic Acid, dimeracid mixed acid ester 20g, the cocinic acid of TriMethylolPropane(TMP), Zoomeric acid, the oleic mixed acid ester 45g of tetramethylolmethane, stir; In 50 ℃; Add phosphorous extreme pressure anti-wear additives C12 fatty alcohol phosphate 2g and rust-preventive agent hexahydroaniline 1.5g, stirred 30 minutes; Add emulsifying agent Pluronic L1215.5g, NP-105.5g at last; And sulfur-bearing extreme pressure anti-wear additives sulfide isobutene T321 0.5g, stirred 30 minutes, promptly get the present composition 100 grams.
Embodiment 3
In compounding kettle, add 40# transformer oil 7.6g, 500SN machinery oil 7.6g; Be warmed up to 60-70 ℃, add oxidation inhibitor DBPC 2,6 ditertiary butyl p cresol 1g, N-phenyl-a-naphthylamines 1g; Skimmer propenoate and ether copolymer T911 0.1g are stirred to the additive dissolving; Cool to 60 ℃, the oleic acid of adding tetramethylolmethane, Triple Pressed Stearic Acid, dimeracid mixed acid ester 33g, the cocinic acid of TriMethylolPropane(TMP), oleic mixed acid ester 35g stir; In 50 ℃; Add phosphorous extreme pressure anti-wear additives C12 AEO (9) SULPHOSUCCINIC ACID ESTER 1.5g, and rust-preventive agent hexahydroaniline 0.7g, stirred 30 minutes; Add emulsifying agent Pluronic L1216g, NP-105g at last; And sulfur-bearing extreme pressure anti-wear additives sulfuration lard 1.5g, stirred 30 minutes, promptly get the present composition 100 grams.
Claims (8)
1. rolling oil composition that is used for 12-roller reversing mill is characterized in that containing following component and weight percent content:
(A) compound neopentyl polyol ester 60-70%,
(B) MO 14-28%,
(C) phosphorous extreme pressure anti-wear additives 1-5%,
(D) sulfur-bearing extreme pressure anti-wear additives 1-5%,
(E) compound emulsifying agent 2-12%,
(F) rust-preventive agent 1-3%,
(G) oxidation inhibitor 1-3%,
(H) skimmer 0.01-0.5%,
Described component (A) is the carboxylate of tetramethylolmethane and TriMethylolPropane(TMP) and the generation of C12-36 mixing-in fat acid-respons; The mixed lipid acid of C12-36 that reacts with tetramethylolmethane is the mixing acid of oleic acid, Triple Pressed Stearic Acid and dimeracid; The mixed lipid acid of C12-36 that reacts with TriMethylolPropane(TMP) is cocinic acid, Zoomeric acid and oleic acid mixing acid, or cocinic acid and oleic acid mixing acid; Component (B) is that MO is machinery oil and transformer oil mixture; Component (C) is Fatty Alcohol(C12-C14 and C12-C18) ethers or alkylphenol ethers and phosphorylation agent Vanadium Pentoxide in FLAKES, the acid phosphoric acid ester that polyphosphoric acid or phosphorus trichloride reaction generate; Component (D) is sulfide isobutene T321, sulfuration oleum gossypii seminis or sulfuration lard; Component (E) is HLB=5-9, the mixture of the non-ionics 1-6% of molecular weight=2000-15000 and the non-ionics 1-6% of HLB >=12; Component (F) is an organic amine; Component (G) is shield phenol type antioxidant or arylamine type oxidation inhibitor; Component (H) is propenoate and ether copolymer.
2. a kind of rolling oil composition that is used for 12-roller reversing mill according to claim 1; The carboxylate content that it is characterized in that component (A) tetramethylolmethane and C12-36 mixing-in fat acid-respons is 20%-35%, and the oleic acid of the mixed lipid acid of C12-36 of tetramethylolmethane reaction: Triple Pressed Stearic Acid: the dimeracid mol ratio is 2.5: 1: 0.5.
3. a kind of rolling oil composition that is used for 12-roller reversing mill according to claim 1; It is characterized in that it is 35%-40% that the mixed fatty acid response of component (A) TriMethylolPropane(TMP) and C12-36 generates fatty ester content, and the cocinic acid of the mixed lipid acid of C12-36 of TriMethylolPropane(TMP) reaction: Zoomeric acid: oleic mol ratio is 1: 1: 1; Or cocinic acid: oleic mol ratio is 2.5: 0.5.
4. a kind of rolling oil composition that is used for 12-roller reversing mill according to claim 1; The acid phosphoric acid ester that it is characterized in that component (C) is the C12-18 fatty alcohol phosphate; Its monoesters＞60%, C12-18 AEO (3-20) SULPHOSUCCINIC ACID ESTER, its monoesters＞60%; Or the SULPHOSUCCINIC ACID ESTER of nonyl, polyoxyethylene octylphenol ether (4-15), its monoesters＞60%.
5. a kind of rolling oil composition that is used for 12-roller reversing mill according to claim 1, the compound non-ionics that it is characterized in that component (E) are that Pluronic L121 is compound with Tween-80, NP-10, AEO9 thrin respectively.
6. a kind of rolling oil composition that is used for 12-roller reversing mill according to claim 1 is characterized in that the organic amine of component (F) is a hexahydroaniline, dicyclohexyl amine, monoethanolamine, diethylolamine, trolamine, a kind of in the Yi Bingchunan.
7. a kind of rolling oil composition that is used for 12-roller reversing mill according to claim 1 is characterized in that component (G) shield phenol type antioxidant is a DBPC 2,6 ditertiary butyl p cresol, and arylamine type oxidation inhibitor is the N-PA.
8. a kind of rolling oil composition that is used for 12-roller reversing mill according to claim 1 is characterized in that component (H) is non-silicon type skimmer T911 or T912.
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| EP0399377A1 (en) * | 1989-05-19 | 1990-11-28 | Nihon Parkerizing Co., Ltd. | Cold rolling oil for steel sheet |
| CN1403554A (en) * | 2001-08-24 | 2003-03-19 | 中国石油天然气股份有限公司 | Rolling oil composition for cold-rolled steel sheet |
| CN101016498A (en) * | 2007-03-05 | 2007-08-15 | 中国石油化工集团公司 | Composition of cold rolling sheet rolling oil |
-
2008
- 2008-12-17 CN CN200810236881A patent/CN101434886B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0399377A1 (en) * | 1989-05-19 | 1990-11-28 | Nihon Parkerizing Co., Ltd. | Cold rolling oil for steel sheet |
| CN1403554A (en) * | 2001-08-24 | 2003-03-19 | 中国石油天然气股份有限公司 | Rolling oil composition for cold-rolled steel sheet |
| CN101016498A (en) * | 2007-03-05 | 2007-08-15 | 中国石油化工集团公司 | Composition of cold rolling sheet rolling oil |
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| CN101434886A (en) | 2009-05-20 |
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