CN105695006B - A kind of fuel saving diesel detersive and preparation method thereof - Google Patents

A kind of fuel saving diesel detersive and preparation method thereof Download PDF

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CN105695006B
CN105695006B CN201610181360.5A CN201610181360A CN105695006B CN 105695006 B CN105695006 B CN 105695006B CN 201610181360 A CN201610181360 A CN 201610181360A CN 105695006 B CN105695006 B CN 105695006B
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parts
detersive
diesel
fuel saving
oxalate
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CN105695006A (en
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黄毅
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Anhui Maiqi Chemical Co., Ltd.
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    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/22—Organic compounds containing nitrogen
    • C10L1/232—Organic compounds containing nitrogen containing nitrogen in a heterocyclic ring
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/18—Organic compounds containing oxygen
    • C10L1/19—Esters ester radical containing compounds; ester ethers; carbonic acid esters
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/22—Organic compounds containing nitrogen
    • C10L1/222—Organic compounds containing nitrogen containing at least one carbon-to-nitrogen single bond
    • C10L1/2222—(cyclo)aliphatic amines; polyamines (no macromolecular substituent 30C); quaternair ammonium compounds; carbamates
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/22—Organic compounds containing nitrogen
    • C10L1/222—Organic compounds containing nitrogen containing at least one carbon-to-nitrogen single bond
    • C10L1/223—Organic compounds containing nitrogen containing at least one carbon-to-nitrogen single bond having at least one amino group bound to an aromatic carbon atom
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/22—Organic compounds containing nitrogen
    • C10L1/222—Organic compounds containing nitrogen containing at least one carbon-to-nitrogen single bond
    • C10L1/224—Amides; Imides carboxylic acid amides, imides
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/24—Organic compounds containing sulfur, selenium and/or tellurium
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/28—Organic compounds containing silicon
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L10/00—Use of additives to fuels or fires for particular purposes
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L2300/00—Mixture of two or more additives covered by the same group of C10L1/00 - C10L1/308
    • C10L2300/30—Mixture of three components

Abstract

The invention provides a kind of fuel saving diesel detersive and preparation method thereof, the fuel saving diesel detersive is made up of the raw material of following weight parts：30 35 parts of Mannich base, 46 parts of mono alkenyl succimide, 8 12 parts of hexadecanoic acid butyl ester, 4,0.1 0.3 parts of 4' dioctyl diphenylamines, 0.2 0.4 parts of 2,4 2 (dodecylthiomethyl) 6 methylphenol, 0.08 0.18 parts of dimethicone, 14 parts of n-butylamine, 59 parts of cetane number improver, 18 22 parts of dimethyl carbonate, 20 40 parts of carrier oil.Fuel saving diesel detersive of the present invention, the deposits such as the carbon deposit that each part of Diesel engine is produced can effectively be removed, prevent oil transfer pump, jerk pump and atomizer abrasion, reduce piston crown friction, and the discharge of harmful substance among diesel motor exhaust can be effectively improved, oil-saving effect is obvious.

Description

A kind of fuel saving diesel detersive and preparation method thereof
Technical field
The present invention relates to a kind of fuel oil additive, a kind of particularly fuel saving diesel detersive and preparation method thereof.
Background technology
Due to the present situation of petroleum refining industry, catalytic pyrolysis component increases in diesel oil, although adding antioxidant, is deposited in long-term Chu Zhong, can also occur oxidation reaction and generate insoluble colloid, residue and lacquer deposit.These impurity are easy to block filtering Device and nozzle, increase smoke evacuation, wasted power.On the basis of com-parison and analysis similar products at home and abroad performance, environmental protection, section are based oneself upon Oil, smoke elimination, decarbonizing, reduction stimulation, nontoxic, suppression engine are developed into about design principles such as the corrosion and abrasion of part Work(diesel oil detergent.
The need for the development become more meticulous with Diesel engine and environment, the detergency requirement to diesel oil is increasingly increased. Numerous national standard of fuel such as world's fuel oil specification, European Union's standard of fuel, U.S.'s standard of fuel and automobile making federation etc. It has been specified that detersive must be added in derv fuel, and specific limit value data are defined, it is clear that China has equally put into effect gasoline Net agent GB, and diesel oil standard in line with international standards can be put into effect in succession.The use of diesel oil detergent is with developing at me as can be seen here State is inevitable, is the common need of consumer and environmental protection.
The content of the invention
For the deficiencies in the prior art, it is clear that the technical problems to be solved by the invention are to provide a kind of fuel saving diesel Net agent and preparation method thereof.The present invention seeks to what is be achieved through the following technical solutions：
A kind of fuel saving diesel detersive, is made up of the raw material of following weight parts：30-35 parts of Mannich base, mono alkenyl fourth two 4-6 parts of acid imide, 8-12 parts of hexadecanoic acid butyl ester, 0.1-0.3 parts of 4,4'- dioctyl diphenylamines, (the dodecyl sulphur of 2,4- bis- Methyl) 0.2-0.4 parts of -6- methylphenols, 0.08-0.18 parts of dimethicone, 1-4 parts of n-butylamine, cetane number improver 5-9 Part, 18-22 parts of dimethyl carbonate, 20-40 parts of carrier oil.
Described cetane number improver is mixed by dibutyl oxalate, di-isobutyl oxalate, dipropyl oxalate, institute It is (1-3) to state dibutyl oxalate, di-isobutyl oxalate, the mass ratio of dipropyl oxalate：(1-3)：(1-3).
Preferably, described carrier oil is by 40-60wt% pentaerythritol tetramyristates and 40-60wt% pentaerythrites Four laurates are constituted.
It is present invention also offers the preparation method of above-mentioned fuel saving diesel detersive, Mannich base, mono alkenyl succinyl is sub- Amine, hexadecanoic acid butyl ester, 4,4'- dioctyl diphenylamines, (the dodecylthiomethyl) -6- of 2,4- bis- methylphenols, dimethyl Silicone oil, n-butylamine, cetane number improver, dimethyl carbonate, carrier oil are well mixed in adding in mediation kettle, and filtering produces institute State fuel saving diesel detersive.
Fuel saving diesel detersive of the present invention, can effectively remove the deposits such as the carbon deposit that each part of Diesel engine is produced, Oil transfer pump, jerk pump and atomizer abrasion are prevented, piston crown friction is reduced, and Diesel engine can be effectively improved The discharge of harmful substance among tail gas, oil-saving effect is obvious.
Embodiment
With reference to embodiment, the present invention is described further, as described below, is only the preferable implementation to the present invention Example, not does the limitation of other forms, any those skilled in the art are possibly also with the disclosure above to the present invention Technology contents be changed to the Equivalent embodiments changed on an equal basis.It is every without departing from the present invention program content, according to the present invention Technical spirit any simple modification that following examples are made or equivalent variations, all fall within protection scope of the present invention.
Each raw material introduction in embodiment：
Mannich base, synthetic method is as follows：0.1mol p-t-butyl phenol and 120ml toluene are added in kettle, plus Enter 0.4g p-methyl benzenesulfonic acid, stir, polyamines polyene is added in kettle by charge door, nitrogen is passed through, is warming up to 80 DEG C, Paraformaldehyde is added, 120-130 DEG C is continuously heating to, 3h is reacted, keeps this temperature, after water knockout drum no longer divides water, reacted Cheng Hou, stands 1h, is washed organic layer 5 times with 50-60 DEG C of hot water, and decompression separation impurity is carried out after being filtered through filter and both obtains Manny Uncommon alkali.
Dibutyl oxalate, No. CAS：2050-60-4, its structural formula is as follows：
Di-isobutyl oxalate, No. CAS：2050-61-5, its structural formula is as follows：
Dipropyl oxalate, No. CAS：615-98-5.
N-butylamine, No. CAS：109-73-9.
Dimethicone, No. CAS：63148-62-9, using DOW CORNING PMX-200 conventional viscosity defoamer dimethyl-silicons Oil, viscosity 350cs.
2,4- bis- (dodecylthiomethyl) -6- methylphenols, No. CAS：110675-26-8.
Hexadecanoic acid butyl ester, No. CAS：111-06-8.
4,4'- dioctyl diphenylamines, No. CAS：101-67-7.
Dimethyl carbonate, No. CAS：108481-44-3.
Mono alkenyl succimide, its structural formula is as follows：
Wherein, PIB is the polyisobutene that molecular weight is 1000, n=3.
Pentaerythritol tetramyristate, No. CAS：18641-59-3.
The laurate of pentaerythrite four, No. CAS：13057-50-6.
Embodiment 1
Fuel saving diesel detergent feedstocks (parts by weight)：32 parts of Mannich base, 5 parts of mono alkenyl succimide, hexadecanoic acid 10 parts of butyl ester, 0.2 part of 4,4'- dioctyl diphenylamines, 0.3 part of (the dodecylthiomethyl) -6- of 2,4- bis- methylphenols, diformazan 0.1 part of base silicone oil, 2 parts of n-butylamine, 6 parts of cetane number improver, 20 parts of dimethyl carbonate, 30 parts of carrier oil.
Described cetane number improver is in mass ratio by dibutyl oxalate, di-isobutyl oxalate, dipropyl oxalate 1：1：1 is uniformly mixed and obtains.
Described carrier oil is stirred by 50wt% pentaerythritol tetramyristates and the laurate of 50wt% pentaerythrites four Mix well mixed obtain.
It is prepared by fuel saving diesel detersive：Carrier oil is added in mediation kettle, Mannich base, mono alkenyl succinyl is added sub- Amine, hexadecanoic acid butyl ester, 4,4'- dioctyl diphenylamines, (the dodecylthiomethyl) -6- of 2,4- bis- methylphenols, dimethyl Silicone oil, n-butylamine, cetane number improver, dimethyl carbonate, are warming up to 75 DEG C, 300 revs/min, stir 1 hour, by 5 μm of mistakes Filter is filtered.Obtain the fuel saving diesel detersive of embodiment 1.
Embodiment 2
It is substantially the same manner as Example 1, differ only in：Described cetane number improver is by di-isobutyl oxalate, grass Sour dipropyl is 1 in mass ratio：1 is uniformly mixed and obtains.Obtain the fuel saving diesel detersive of embodiment 2.
Embodiment 3
It is substantially the same manner as Example 1, differ only in：Described cetane number improver is by dibutyl oxalate, grass Sour dipropyl is 1 in mass ratio：1 is uniformly mixed and obtains.Obtain the fuel saving diesel detersive of embodiment 3.
Embodiment 4
It is substantially the same manner as Example 1, differ only in：Described cetane number improver is by dibutyl oxalate, grass Sour diisobutyl ester is 1 in mass ratio：1 is uniformly mixed and obtains.Obtain the fuel saving diesel detersive of embodiment 4.
Embodiment 5
It is substantially the same manner as Example 1, differ only in：Described carrier oil is only pentaerythritol tetramyristate. Obtain the fuel saving diesel detersive of embodiment 5.
Embodiment 6
It is substantially the same manner as Example 1, differ only in：Described carrier oil is only the laurate of pentaerythrite four. To the fuel saving diesel detersive of embodiment 6.
Test case 1
Fuel saving diesel detersive prepared by above example 1-6 is simulated detection experiment and the actual driving of road is surveyed Examination.
1st, detergency simulation test
The detergency of 8 embodiments is simulated test using thermal oxidation process to more than.Method is by the steel disc of polishing It is put into 300 grams of diesel oil added with additive, steel disc addition is 0.3g, is heated in the case of condensing reflux and keep 150 Degree, and air is continuously passed through 10 hours with 10ml/min flow, the deposit generated after off-test on measurement experiment steel disc Weight evaluates the performance of detersive, and deposit weightening is fewer, then illustrate that diesel oil detergent suppresses the property of diesel oil deposit generation Can be better.Steel disc weightening data such as table 1 below：
Table 1：Detergency simulation test experiment tables of data unit：mg
Steel disc increases weight
Embodiment 1 4.6
Embodiment 2 6.0
Embodiment 3 5.7
Embodiment 4 5.8
Embodiment 5 6.1
Embodiment 6 5.8
Result of the test shows that the effect of fuel saving diesel detersive suppression diesel oil oxidation deposition of the present invention is very good, with good Cleaning dispersibility.
2nd, road real steering vectors
Test information of vehicles：
Testing scheme：Test vehicle comes and goes Beijing-Baiyang Lake, each vehicle load 9000kg, and one comes and goes once to try Test, Fuel Remained in fuel tank is put into net metering before setting out every time, by 1:700 ratio is added fuel tank after fuel saving diesel detersive Fill it up with.
Fuel saving diesel detersive prepared by 6 embodiments of the present invention, carries out a test respectively.Test result is as follows Table 2.
Table 2：Oil-saving effect test data table
Project Oil consumption/L
Embodiment 1 81.4
Embodiment 2 86.9
Embodiment 3 87.8
Embodiment 4 87.6
Embodiment 5 86.8
Embodiment 6 86.2
Diesel oil detergent of the present invention has also carried out emission detections experiment on above-mentioned vehicle.
Vehicle is tested using the fuel saving diesel detersive obtained by 6 embodiments of the present invention successively, and comparative example is not Any diesel oil detergent is added, test after vehicle travels 50 kilometers in the case where discharging stabilization every time, with tail-gas analyzer pair Tail gas is detected, Vehicular exhaust smoke intensity is measured with auto smokemeter.Test result such as table 3 below.
Table 3：Exhaust emission testing result table
Project NOx(ppm) Smoke intensity value
Comparative example (blank) 201 0.55
Embodiment 1 133 0.28
Embodiment 2 148 0.37
Embodiment 3 151 0.39
Embodiment 4 147 0.34
Embodiment 5 144 0.32
Embodiment 6 142 0.34
Fuel saving diesel detersive of the present invention assemble rationally, science, can effectively improve diesel quality, improve diesel fuel cetane Value, improves flammability, and oil-saving effect substantially, and can reduce motor vehicle exhaust emission pollution, automobilism cost be reduced, with good Economic benefit and social benefit.
Comparing embodiment 1 and embodiment 2-4, (dibutyl oxalate, di-isobutyl oxalate, dipropyl oxalate are multiple for embodiment 1 With) cleansing performance and oil-saving effect be substantially better than embodiment 7-8 (in dibutyl oxalate, di-isobutyl oxalate, dipropyl oxalate The two any compounding).Comparing embodiment 1 and embodiment 5-6, embodiment 1 (pentaerythritol tetramyristate and pentaerythrite four Laurate is compounded) cleansing performance and oil-saving effect be substantially better than embodiment 5-6 (pentaerythritol tetramyristate and season penta 4 Single raw material in the laurate of alcohol four).

Claims (3)

1. a kind of fuel saving diesel detersive, it is characterised in that be made up of the raw material of following weight parts：30-35 parts of Mannich base, list 4-6 parts of alkenyl succimide, 8-12 parts of hexadecanoic acid butyl ester, 0.1-0.3 parts of 4,4'- dioctyl diphenylamines, 2,4- bis- (ten Dialkyl group sulfidomethyl) 0.2-0.4 parts of -6- methylphenols, 0.08-0.18 parts of dimethicone, 1-4 parts of n-butylamine, Cetane number 5-9 parts of modifier, 18-22 parts of dimethyl carbonate, 20-40 parts of carrier oil；
Described cetane number improver is mixed by dibutyl oxalate, di-isobutyl oxalate, dipropyl oxalate, the grass Sour di-n-butyl, di-isobutyl oxalate, the mass ratio of dipropyl oxalate are (1-3)：(1-3)：(1-3).
2. fuel saving diesel detersive as claimed in claim 1, it is characterised in that：Described carrier oil is by 40-60wt% seasons penta The myristinate of tetrol four and the laurate of 40-60wt% pentaerythrites four composition.
3. the preparation method of fuel saving diesel detersive as claimed in claim 1 or 2, it is characterised in that：By Mannich base, monoene Base succimide, hexadecanoic acid butyl ester, 4,4'- dioctyl diphenylamines, 2,4- bis- (dodecylthiomethyl) -6- methylbenzenes Phenol, dimethicone, n-butylamine, cetane number improver, dimethyl carbonate, carrier oil are added to be well mixed in mediation kettle, mistake Filter produces the fuel saving diesel detersive.
CN201610181360.5A 2016-03-28 2016-03-28 A kind of fuel saving diesel detersive and preparation method thereof Active CN105695006B (en)

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CN107118814B (en) * 2017-06-06 2019-11-19 厦门大学 The novel oxygenated fuel of oxalic acid ester or fuel oil additive and its application

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001271077A (en) * 2001-03-30 2001-10-02 Idemitsu Kosan Co Ltd Diesel gas oil composition
CN102277213A (en) * 2010-06-14 2011-12-14 雅富顿公司 Diesel fuel additive
CN103374085A (en) * 2012-04-26 2013-10-30 中国石油化工股份有限公司 Mannich base and manufacturing method and application thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001271077A (en) * 2001-03-30 2001-10-02 Idemitsu Kosan Co Ltd Diesel gas oil composition
CN102277213A (en) * 2010-06-14 2011-12-14 雅富顿公司 Diesel fuel additive
CN103374085A (en) * 2012-04-26 2013-10-30 中国石油化工股份有限公司 Mannich base and manufacturing method and application thereof

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Effective date of registration: 20190416

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Patentee after: Anhui Maiqi Chemical Co., Ltd.

Address before: 200092 302, 3 Lane 248 lane, Tianbao West Road, Hongkou District, Shanghai.

Patentee before: Huang Yi