CN107011958B - A kind of petrochemical additive - Google Patents

A kind of petrochemical additive Download PDF

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Publication number
CN107011958B
CN107011958B CN201710398656.7A CN201710398656A CN107011958B CN 107011958 B CN107011958 B CN 107011958B CN 201710398656 A CN201710398656 A CN 201710398656A CN 107011958 B CN107011958 B CN 107011958B
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weight
parts
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diesel oil
fuel oil
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CN107011958A (en
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李朋国
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Shandong Dekun Industry And Trade Co ltd
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Zhongshan Lyulang Additives 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
    • 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
    • C10L10/18—Use of additives to fuels or fires for particular purposes use of detergents or dispersants for purposes not provided for in groups C10L10/02 - C10L10/16
    • 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
    • C10L1/18—Organic compounds containing oxygen
    • C10L1/19—Esters ester radical containing compounds; ester ethers; carbonic acid esters
    • C10L1/1905—Esters ester radical containing compounds; ester ethers; carbonic acid esters of di- or polycarboxylic acids
    • 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
    • C10L1/221—Organic compounds containing nitrogen compounds of uncertain formula; reaction products where mixtures of compounds are obtained
    • 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
    • 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
    • C10L1/232—Organic compounds containing nitrogen containing nitrogen in a heterocyclic ring
    • C10L1/233—Organic compounds containing nitrogen containing nitrogen in a heterocyclic ring containing nitrogen and oxygen in the ring, e.g. oxazoles
    • 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
    • C10L1/24—Organic compounds containing sulfur, selenium and/or tellurium
    • C10L1/2431—Organic compounds containing sulfur, selenium and/or tellurium sulfur bond to oxygen, e.g. sulfones, sulfoxides
    • C10L1/2437—Sulfonic acids; Derivatives thereof, e.g. sulfonamides, sulfosuccinic 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
    • C10L2300/00—Mixture of two or more additives covered by the same group of C10L1/00 - C10L1/308
    • C10L2300/20—Mixture of two components

Abstract

The present invention provides a kind of petrochemical additive, is made of the raw material of following parts by weight：30 35 parts by weight of combustion adjuvant, 15 24 parts by weight of dimethyl carbonate, 25 30 parts by weight of fuel oil cleaning agent, 12 30 parts by weight of NN dimethyl isobutyryls amine；The present invention also provides a kind of preparation methods of petrochemical additive, and compared with prior art, the present invention has following advantageous effect：It may make smokeless diesel combustion performance to stablize, without changing engine structure, be suitable for a variety of environmental conditions.Show the startability of smokeless diesel oil, dynamic property, handling suitable with ordinary diesel oil through vehicle traveling comparative test result；Fuel combustion characteristics and emission performance are better than ordinary diesel oil, especially smoke emission and decline obviously, and smoke emission can decline 90% or more；It has no adverse effects to engine, and does not increase fuel consumption, diesel cleaning, low temperature flow, inoxidizability and Corrosion Protection can be improved, while improving fuel oil combustibility.

Description

A kind of petrochemical additive
Technical field
The present invention relates to a kind of diesel oil to add emulsifier, specifically a kind of petrochemical additive.Belong to petrochemical industry Additives Products manufacturing technology field.
Background technology
Throughout industrial circles such as domestic power generation, smelting, vehicular traffics all using diesel oil as the energy, however use common bavin Oil disadvantage be exactly burn it is insufficient, a large amount of diesel oil energy not burn fully just in the form of black smoke discharge and flow It loses, prodigious pollution not only is caused to environment, but also be a big waste to natural resources.
In order to solve this problem, how countries in the world all allow diesel oil that can burn fully in research, it is made to play bigger Effect, and it is exactly to be helped to the emulsification that addition is made of various chemical analysis in ordinary diesel oil to solve the problems, such as this good approach Agent, then it is configured to diesel oil emulsification with water and diesel oil.Water and oil form interface due to immiscible, in order to reduce contact surface as possible Product and reduction maximum system energy, water form two layers separated when being mixed with oil.In order to make diesel oil emulsification reach ideal emulsification effect Fruit needs a suitable aqueous emulsifier, also need to solve in addition ordinary diesel oil, emulsion adjuvant and water configuration proportion and The problems such as preparing the method for diesel oil emulsification, these are all the great difficult problem problems for perplexing current diesel oil emulsification developmental research, also just It is due to these problems so that the research of diesel oil emulsification is difficult to obtain substantive progress.
Invention content
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of petrochemical additive, to solve the above-mentioned back of the body The problem of being proposed in scape technology.
To achieve the goals above, the present invention is to realize by the following technical solutions：A kind of petrochemical additive, by The raw material of following parts by weight is constituted：Combustion adjuvant 30-35 parts by weight, dimethyl carbonate 15-24 parts by weight, fuel oil cleaning agent 25-30 Parts by weight, NN dimethyl isobutyryl amine 12-30 parts by weight.
Further, the combustion adjuvant is by benzotriazole, methylbenzotriazole, aliphatic ester, fatty amine, dodecane One or more in base benzene sulfonic acid sodium salt and dodecyl benzene sulfonic acid mix.
Further, the combustion adjuvant is mixed by methylbenzotriazole, aliphatic ester and fatty amine.
Further, the combustion adjuvant is mixed by benzotriazole and methylbenzotriazole.
Further, the fuel oil cleaning agent is by one kind in diphenylamines antioxidant, organic sulfur compound and tetramine Or it a variety of mixes.
Further, the fuel oil cleaning agent is mixed by organic sulfur compound and tetramine.
Further, the fuel oil cleaning agent is made of diphenylamines antioxidant.
A kind of petrochemical additive preparation method, is prepared by following steps：NN dimethyl isobutyryl amine 12-30 parts by weight are taken, Dimethyl carbonate 15-24 parts by weight, which are put under normal temperature and pressure conditions in blender, to be thoroughly mixed 40-60 minutes, is then added Enter water, be warming up to 40-45 °C, stir 30-45min, form mixture, mixture is sent into homogenizer, in homogenizer Matter 20-30min, is then filtered, and filtered mixture is poured into blender, and combustion adjuvant 30-35 parts by weight and combustion is added Oily detersive 25-30 parts by weight, then stir 20-30min, and 1-2day is stood under normal temperature and pressure conditions, that is, is made.
Further, it is prepared by following steps：Take NN dimethyl isobutyryl amine 12-30 parts by weight, dimethyl carbonate 15-24 weights Amount part, which is put under normal temperature and pressure conditions in blender, to be thoroughly mixed 40-60 minutes, and water is then added, is warming up to 40-45 ° C stirs 30-45min, forms mixture, mixture is sent into homogenizer, the homogeneous 20-30min in homogenizer, then mistake Filter, filtered mixture is poured into blender, and methylbenzotriazole, aliphatic ester and the total 30-35 of fatty amine is added Parts by weight and the total 25-30 parts by weight of organic sulfur compound and tetramine, then stir 20-30min, in normal temperature and pressure item 1-2day is stood under part, that is, is made.
Beneficial effects of the present invention：A kind of petrochemical additive of the present invention may make smokeless diesel combustion performance to stablize, Without changing engine structure, it is suitable for a variety of environmental conditions.Show opening for smokeless diesel oil through vehicle traveling comparative test result It is dynamic property, dynamic property, handling suitable with ordinary diesel oil；Fuel combustion characteristics and emission performance are better than ordinary diesel oil, especially cigarette Degree discharge declines obviously, and smoke emission can decline 90% or more；It has no adverse effects to engine, and does not increase fuel consumption, energy Enough improve diesel cleaning, low temperature flow, inoxidizability and Corrosion Protection, while improving fuel oil combustibility, makes fuel Fully burning, discharge capacity are further reduced, and carbon distribution is less, wherein there is portion substance that can reach zero-emission.
Specific implementation mode
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, with reference to Specific implementation mode, the present invention is further explained.
The present invention provides a kind of technical solution：A kind of petrochemical additive is made of the raw material of following parts by weight：Combustion adjuvant 30-35 parts by weight, dimethyl carbonate 15-24 parts by weight, fuel oil cleaning agent 25-30 parts by weight, NN dimethyl isobutyryl amine 12-30 weights Measure part.
Combustion adjuvant by benzotriazole, methylbenzotriazole, aliphatic ester, fatty amine, neopelex with And one or more in dodecyl benzene sulfonic acid mix.
As one embodiment of the present of invention：Combustion adjuvant is mixed by methylbenzotriazole, aliphatic ester and fatty amine It forms.
As one embodiment of the present of invention：Combustion adjuvant is mixed by benzotriazole and methylbenzotriazole.
Fuel oil cleaning agent by one or more mixing in diphenylamines antioxidant, organic sulfur compound and tetramine and At.
As one embodiment of the present of invention：Fuel oil cleaning agent is mixed by organic sulfur compound and tetramine.
As one embodiment of the present of invention：Fuel oil cleaning agent is made of diphenylamines antioxidant.
A kind of petrochemical additive preparation method, is prepared by following steps：NN dimethyl isobutyryl amine 12-30 parts by weight are taken, Dimethyl carbonate 15-24 parts by weight, which are put under normal temperature and pressure conditions in blender, to be thoroughly mixed 40-60 minutes, is then added Enter water, be warming up to 40-45 °C, stir 30-45min, form mixture, mixture is sent into homogenizer, in homogenizer Matter 20-30min, is then filtered, and filtered mixture is poured into blender, and combustion adjuvant 30-35 parts by weight and combustion is added Oily detersive 25-30 parts by weight, then stir 20-30min, and 1-2day is stood under normal temperature and pressure conditions, that is, is made.
As one embodiment of the present of invention：It is prepared by following steps：Take NN dimethyl isobutyryl amine 12-30 parts by weight, carbon Dimethyl phthalate 15-24 parts by weight, which are put under normal temperature and pressure conditions in blender, to be thoroughly mixed 40-60 minutes, is then added Water is warming up to 40-45 °C, stirs 30-45min, forms mixture, mixture is sent into homogenizer, the homogeneous in homogenizer Then 20-30min is filtered, filtered mixture is poured into blender, be added methylbenzotriazole, aliphatic ester with And the total 30-35 parts by weight of fatty amine and organic sulfur compound and the total 25-30 parts by weight of tetramine, then stir 20- 30min stands 1-2day under normal temperature and pressure conditions, that is, is made.
As one embodiment of the present of invention：We choose manufactured auxiliary agent, weigh up 2g and are added to the different fuel of 15kg It in oil sample, is tested three times respectively, obtains its efficiency of combustion, such as following table respectively：
The data obtained from table is it is found that the auxiliary agent studied of the present invention, than the exhaust emissions amount for not adding fuel assistants Middle CO contents want much lower, also more much lower than existing fuel assistants.
The auxiliary agent that the present invention is studied may make smokeless diesel combustion performance to stablize, and without changing engine structure, can fit Answer a variety of environmental conditions.Through vehicle traveling comparative test result show the startability of smokeless diesel oil, dynamic property, it is handling with it is general Logical diesel oil is suitable；Fuel combustion characteristics and emission performance are better than ordinary diesel oil, especially smoke emission and decline apparent, smoke emission 90% or more can be declined；It has no adverse effects to engine, and does not increase fuel consumption, diesel cleaning, low temperature stream can be improved Dynamic property, inoxidizability and Corrosion Protection, while fuel oil combustibility is improved, so that full combustion of fuel, discharge capacity is further subtracted Few, carbon distribution is less, wherein there is portion substance that can reach zero-emission.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from the present invention spirit or In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state Bright restriction, it is intended that including all changes that come within the meaning and range of equivalency of the claims in the present invention It is interior.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (1)

1. a kind of petrochemical additive, it is characterised in that：It is made of the raw material of following parts by weight：Combustion adjuvant 30-35 parts by weight, carbon Dimethyl phthalate 15-24 parts by weight, fuel oil cleaning agent 25-30 parts by weight, N, N- dimethyl isobutyryl amine 12-30 parts by weight；
Combustion adjuvant is mixed by methylbenzotriazole, aliphatic ester and fatty amine；The fuel oil cleaning agent is by organic sulfur Compound and tetramine mix；
The petrochemical additive preparation method includes the following steps：Take N, N- dimethyl isobutyryl amine 12-30 parts by weight, carbon Dimethyl phthalate 15-24 parts by weight, which are put under normal temperature and pressure conditions in blender, to be thoroughly mixed 40-60 minutes, is then added Water is warming up to 40-45 °C, stirs 30-45min, forms mixture, mixture is sent into homogenizer, the homogeneous in homogenizer Then 20-30min is filtered, filtered mixture is poured into blender, and combustion adjuvant 30-35 parts by weight and fuel oil is added Detersive 25-30 parts by weight, then stir 20-30min, stand 1-2 days under normal temperature and pressure conditions, that is, are made.
CN201710398656.7A 2017-05-31 2017-05-31 A kind of petrochemical additive Active CN107011958B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN107011958B true CN107011958B (en) 2018-08-28

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1112581A (en) * 1997-06-20 1999-01-19 Showa Shell Sekiyu Kk Environment response type diesel fuel composition
CN1462795A (en) * 2002-05-31 2003-12-24 中国石油化工股份有限公司 Additive compsn. for stability of diesel oil
CN102127477A (en) * 2010-01-13 2011-07-20 咸阳天成石化节能科技有限公司 Petrochemical additive and preparation method thereof
CN105602637A (en) * 2016-01-13 2016-05-25 山东联星能源集团有限公司 Fuel gas assistant capable of reducing harmful substance in automobile exhaust

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1112581A (en) * 1997-06-20 1999-01-19 Showa Shell Sekiyu Kk Environment response type diesel fuel composition
CN1462795A (en) * 2002-05-31 2003-12-24 中国石油化工股份有限公司 Additive compsn. for stability of diesel oil
CN102127477A (en) * 2010-01-13 2011-07-20 咸阳天成石化节能科技有限公司 Petrochemical additive and preparation method thereof
CN105602637A (en) * 2016-01-13 2016-05-25 山东联星能源集团有限公司 Fuel gas assistant capable of reducing harmful substance in automobile exhaust

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Patentee before: DONGYING JIAYI CHEMICAL Co.,Ltd.

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PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of invention: A petrochemical additive

Effective date of registration: 20230110

Granted publication date: 20180828

Pledgee: Guangrao County sub branch of Postal Savings Bank of China Ltd.

Pledgor: SHANDONG DEKUN INDUSTRY AND TRADE CO.,LTD.

Registration number: Y2023980030666

PC01 Cancellation of the registration of the contract for pledge of patent right
PC01 Cancellation of the registration of the contract for pledge of patent right

Granted publication date: 20180828

Pledgee: Guangrao County sub branch of Postal Savings Bank of China Ltd.

Pledgor: SHANDONG DEKUN INDUSTRY AND TRADE CO.,LTD.

Registration number: Y2023980030666