CN1185479A - Heavy-oil emulsifying agent and application thereof - Google Patents

Heavy-oil emulsifying agent and application thereof Download PDF

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Publication number
CN1185479A
CN1185479A CN96121448A CN96121448A CN1185479A CN 1185479 A CN1185479 A CN 1185479A CN 96121448 A CN96121448 A CN 96121448A CN 96121448 A CN96121448 A CN 96121448A CN 1185479 A CN1185479 A CN 1185479A
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Prior art keywords
oil
heavy
water
emulsifying agent
weight
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CN96121448A
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CN1069340C (en
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李蒙俊
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Guangzhou Institute of Energy Conversion of CAS
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Guangzhou Institute of Energy Conversion of CAS
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Publication of CN1185479A publication Critical patent/CN1185479A/en
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Publication of CN1069340C publication Critical patent/CN1069340C/en
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  • Liquid Carbonaceous Fuels (AREA)
  • Colloid Chemistry (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)

Abstract

A heavy-oil emulsifying agent comprises oil-soluble non-ionic surfactant and water soluble ionic surfactant which is not more than 8 in HLB value and capable of being as dispersed phase to spread in water-base continuous phase, and also comprises benzenediol chemical compound. In the course of emulsifying heavy oil, water-in-oil micro articles formed at oil-phase interface and water-phase interface, which are not liable to break emulsion and become bigger, the heavy oil can fully burn and not produce micro carbon articles. Said invention is suitable to smelting industry, spray tower in ceramic industry etc. which needs heavy-oil fuel to fully burn.

Description

Heavy-oil emulsifying agent and application thereof
The present invention relates to a kind of heavy-oil emulsifying agent, make heavy oil and water mixing and emulsifying become fuel jointly, be used for the occasion of strict demand fuel perfect combustions such as ceramic industry spray tower.
Some occasion to the requirement of fuel than higher, the spray tower of ceramic industry for example, its effect is that the mud with cleaned impurity is dried to powder.The quality of powder is very big to the ceramic product influence.When being fuel with heavy oil, the carbon granules of incomplete combustion is stayed in the powder, powder is pressed into work in-process, when in the high temperature kiln, burning till, the carbon granules gasification forms aperture one by one, not only influences product surface smooth finish, also causes shortcomings such as product strength is not enough, water-absorbent height, and the spray tower oil consumption is increased, improve production cost.In order to improve the combustioncharacteristics of heavy oil, many technology have been developed both at home and abroad, application for a patent for invention CN1061990A for example, CN1083516A, US4743357, US3649527, WO82102241, JP57-49696 etc., select for use HLB greater than the water soluble surfactant active of 8 non-ionic type or ionic as the main body emulsifying agent, make it to be dissolved in the hot water, at emulsifier unit and heavy oil mixing and emulsifying, these technology are used for general boiler, less demanding occasion such as industrial furnace still can, but the occasions such as spray tower that are applied in ceramic industry are then not all right, this is because used emulsifying agent is water miscible, form a skim on the aqueous phase interface of the water-in-oil particle that only when heavy oil emulsive, produces, therefore water-in-oil particle bonding force is not strong, easy breakdown of emulsion, and on one section pipeline before entering the spray tower burning spray gun, can become greatly, cause heavy oil combustion incomplete because of motion collision, produce a lot of tiny carbon granules, ceramic powder is exerted an influence; Secondly the granularity of water-in-oil particle has considerable influence to the water content of powder and the oil consumption of spray tower greatly, causes mentioned emulsifier not use in occasions such as ceramic industry spray towers.
Water-in-oil particle bonding force is not strong when solving heavy oil emulsive, breakdown of emulsion, change make the problem of heavy oil emulsive liquid incomplete combustion greatly easily, the object of the invention is to start a kind of new heavy-oil emulsifying agent, makes it to be suitable for the occasion that ceramic industry spray tower etc. has higher requirements to the heavy oil combustion characteristic.The present invention selects for use the HLB value to be less than or equal to 8, and at 80~95 ℃ of energy as oil soluble nonionic surface active agent and the water-soluble ionic-type combinations-of surfactants of dispersed phase distribution in aqueous based continuous phase, make it in the heavy oil emulsive process, to be formed with the water-in-oil micropartical of two-layer encirclement film, these microparticals are difficult for breakdown of emulsion, become big, make heavy oil combustion complete, reached the object of the invention.
Heavy-oil emulsifying agent of the present invention be characterised in that contain 30%~90% (weight) at 80~95 ℃ of energy of temperature as the oil soluble nonionic surface active agent of dispersed phase distribution in aqueous based continuous phase, 10%~70% (weight) is applicable to that heavy oil forms the water-soluble ionic-type tensio-active agent of oil-in-water or water-in-oil emulsion, assembly is divided into 100% (weight), and described nonionic surface active agent HLB value is less than or equal to 8.
Described nonionic surface active agent, for example the HLB value is less than or equal to 8 alkylphenol polyoxyethylene, fatty alcohol-polyoxyethylene ether, cithrol, Span etc., can select wherein one or more materials for use.
Described water-soluble ionic-type tensio-active agent is that all are applicable to that heavy oil forms the water-soluble ionic-type tensio-active agent of oil-in-water and water-in-oil emulsion, for example: (a) aniorfic surfactant: metal carboxylate tensio-active agent, Sulfates tensio-active agent, sulfonate surfactant; (b) cationic surfactant: alkyl propylene diamine class tensio-active agent, quaternary ammonium salts tensio-active agent, can select above-mentioned wherein one or more material for use.
The oil soluble nonionic surface active agent of HLB≤8 that the present invention is used can be dispersed in the water at 80~95 ℃, this just makes it and can be mixed with the water-soluble ionic-type tensio-active agent, add in the entry in proportion easily, the more important thing is that described nonionic surface active agent is oil-soluble, so can promptly be dissolved in the heavy oil, the small water-in-oil particle that disperses back formation through emulsifier unit, film and water-soluble ionic-type tensio-active agent that the oil soluble nonionic surface active agent forms at its oil phase interface combine at the film that its aqueous phase interface forms, become the firm encirclement film of water-in-oil particulate, overcome and select the water soluble surfactant active in the past for use, only the aqueous phase interface at the water-in-oil particle forms monofilm, and causes the not strong shortcoming of water-in-oil bonding force.The water-in-oil micropartical that emulsifying agent of the present invention is used for heavy oil emulsive formation is difficult for breakdown of emulsion, can not make heavy oil combustion complete because of motion collision becomes greatly, does not produce small carbon granules.
Preferably also contain 0~15% dihydroxy-benzene compounds in the heavy-oil emulsifying agent of the present invention, for example Resorcinol, right-di-tert-butyl hydroquinone etc. can use wherein one or more material.Its effect is to stop the unsaturated composition in the heavy oil that polymerization generation coking phenomenon takes place when high-temp combustion, makes it all participate in burning, reaches better effect.
Heavy-oil emulsifying agent of the present invention uses in ceramics factory's spray tower, and the powder product does not have carbon granules, and rate of economizing gasoline is 10%~15%.Emulsifying agent of the present invention also can be used for making steel is strict with the occasion of heavy-oil emulsifying agent fuel perfect combustions with other smelting industry and all.
The application of heavy-oil emulsifying agent of the present invention is characterized in that containing 79.70%~96% (weight) heavy oil in heavy oil emulsifying water system, 3.99%~20% (weight) water and 0.01%~0.3% (weight) emulsifying agent, and its system assembly is divided into 100% (weight).According to the above ratio with water preheat to 80~95 ℃, preferably 85~90 ℃, add heavy-oil emulsifying agent of the present invention, stir a little and form emulsified water, with the heavy oil input emulsifier unit of 90~95 ℃ of itself and preheatings, the oil in water emulsion that forms at emulsifier unit directly pumps into combustion chambers burn.
Provide heavy-oil emulsifying agent of the present invention and Application Example thereof below, the invention is not restricted to these embodiment certainly.
Embodiment 1~embodiment 6 lists in table 1, for heavy-oil emulsifying agent of the present invention is formed embodiment.
Table 1 heavy-oil emulsifying agent of the present invention is formed
Compound % (weight)
Example 1 Example 2 Example 3 Example 4 Example 5 Example 6
Nonionic Alkylphenol polyoxyethylene (HLB≤8) C 12The two stearates of AEO (HLB≤8) polyethylene glycol (400) (HLB≤8) sorbierite monostearates (HLB≤8) ??90 ??20 ??25
??50
??30 ??35
??35 ??30 ??25
Ionic Sodium lignin sulfonate (anion) sulfosalicylic stearate formicester sodium salt (anion) octene is along the two (C of butadiene acid cointegrate sodium salt (anion) lauryl sodium sulfate (anion) Sulfonated castor oil (anion) triethanolamine monostearate (cation) polyvalent alcohol amine (cation) bromination dodecyl Trimethylamine (cation) chlorination myristyl dimethyl benzyl amine (cation) chlorination8-10Alkyl) dimethyl amine (positively charged ion) ??10 ??25
????7
????8
??20 ??20
??15
??10
??5
??10
??15
??35
The dihydroxy-benzene class Resorcinol is to a di-t-butyl one Resorcinol ??35 ??10
??15 ???5 ??15
Embodiment 1~embodiment 6 each routine assembly are divided into 100% (weight).
Embodiment 7~embodiment 10 lists in table 2, is heavy-oil emulsifying agent Application Example of the present invention.
Table 2 heavy oil emulsifying water of the present invention system is formed and working conditions
Embodiment Heavy oil % (weight) Water % (weight) Emulsifying agent of the present invention Other condition
% (weight) Form The oil temperature (℃) Water temperature (℃)
????7 ????96 ????3.99 ????0.01 Embodiment 1 ?90~95 ?85~90
????8 ????79.7 ????20 ????0.3 Embodiment 5 ?90~95 ?85~90
????9 ????90 ????9.9 ????0.1 Embodiment 2 ?90~95 ?85~90
????10 ????90 ????9.95 ????0.05 Embodiment 6 ?90~95 ?85~90
The total component of each embodiment is 100% (weight).Other application conditions of embodiment 7~embodiment 10 and operating process are as described in the specification sheets of the present invention.

Claims (7)

1, a kind of heavy-oil emulsifying agent, it is characterized in that containing 30%~90% (weight), at 80~95 ℃ of energy of temperature as the oil soluble nonionic surface active agent of dispersed phase distribution in aqueous based continuous phase, 10%~70% (weight) is applicable to the water-soluble ionic-type tensio-active agent that forms oil-in-water or water-in-oil emulsion, assembly is divided into 100% (weight), and described nonionic surface active agent HLB value is less than or equal to 8.
2, according to claims 1 described heavy-oil emulsifying agent, it is characterized in that described nonionic surface active agent is alkylphenol polyoxyethylene, fatty alcohol-polyoxyethylene ether, cithrol, sorbitan fatty acid fat, above-mentioned one or more materials.
3, heavy-oil emulsifying agent according to claim 1 is characterized in that described ionogenic surfactant is: (a) aniorfic surfactant: metal carboxylate tensio-active agent, Sulfates tensio-active agent, sulfonate surfactant; (b) cationic surfactant: alkyl propylene diamine class tensio-active agent, quaternary ammonium salts tensio-active agent, above-mentioned one or more material.
4, heavy-oil emulsifying agent according to claim 1 also contains 0~15% (weight) dihydroxy-benzene compounds.
5, heavy-oil emulsifying agent according to claim 4, it is characterized in that described dihydroxy-benzene compounds be Resorcinol, to a di-t-butyl, Resorcinol.
6, the application of a kind of claim 1,2,3,4,5 described heavy-oil emulsifying agents is characterized in that containing in the heavy-oil emulsifying agent system heavy oil of 79.70%~96% (weight), the described heavy-oil emulsifying agent of the water of 3.99%~20% (weight) and 0.01%~0.3% (weight), its system assembly is divided into 100% (weight).Form emulsified water in described ratio with adding described heavy-oil emulsifying agent behind water preheat to 85~95 ℃, stirring a little, with the heavy oil input emulsifier unit of 90~95 ℃ of itself and preheatings, the oil in water emulsion that forms at emulsifier unit directly pumps into combustion chambers burn.
7, the application of heavy-oil emulsifying agent according to claim 4 is characterized in that being applied to resembling the occasion of being strict with the perfect combustion of heavy-oil emulsifying agent fuel smelting industry, the ceramic industry spray tower.
CN96121448A 1996-12-20 1996-12-20 Heavy-oil emulsifying agent and application thereof Expired - Fee Related CN1069340C (en)

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CN96121448A CN1069340C (en) 1996-12-20 1996-12-20 Heavy-oil emulsifying agent and application thereof

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Application Number Priority Date Filing Date Title
CN96121448A CN1069340C (en) 1996-12-20 1996-12-20 Heavy-oil emulsifying agent and application thereof

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CN1185479A true CN1185479A (en) 1998-06-24
CN1069340C CN1069340C (en) 2001-08-08

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101735864A (en) * 2009-12-04 2010-06-16 中泰恒森(北京)科技有限公司 Rare earth carboxylate micro-emulsified fuel additive
KR101042716B1 (en) 2003-12-18 2011-06-20 주식회사 엘지생활건강 Dispersion emulsifier for diesel emulsion
CN102504554A (en) * 2011-11-14 2012-06-20 镇江金阳道路材料科技发展有限公司 Anion slow-cracking asphalt emulsifying agent and preparation method thereof
CN102559306A (en) * 2011-12-13 2012-07-11 山东国弘能源科技有限公司 Environmentally-friendly heavy oil additive and preparation method and use method thereof
CN112551838A (en) * 2020-12-03 2021-03-26 深圳市科拉达精细化工有限公司 Treatment method of high-water-content oil sludge
CN112661384A (en) * 2020-12-03 2021-04-16 深圳市科拉达精细化工有限公司 Method for reconstructing high-water-content oil sludge
CN112708481A (en) * 2020-11-25 2021-04-27 北京世纪柯勒达能源科技有限公司 Puffed hydrocarbon fuel oil
CN113955919A (en) * 2020-12-03 2022-01-21 段征宇 Phase transfer agent for high-water-content oil sludge

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51143004A (en) * 1975-06-03 1976-12-09 Dai Ichi Kogyo Seiyaku Co Ltd A water-in-oil type heavy-oil emulsion fuel composition
JPS51144404A (en) * 1975-06-06 1976-12-11 Dai Ichi Kogyo Seiyaku Co Ltd A water-in-oil type heavy-oil emulsion fuel composition
US4976745A (en) * 1986-06-17 1990-12-11 Domingo Rodriguez Process for stabilizing a hydrocarbon in water emulsion and resulting emulsion product

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101042716B1 (en) 2003-12-18 2011-06-20 주식회사 엘지생활건강 Dispersion emulsifier for diesel emulsion
CN101735864A (en) * 2009-12-04 2010-06-16 中泰恒森(北京)科技有限公司 Rare earth carboxylate micro-emulsified fuel additive
CN102504554A (en) * 2011-11-14 2012-06-20 镇江金阳道路材料科技发展有限公司 Anion slow-cracking asphalt emulsifying agent and preparation method thereof
CN102559306A (en) * 2011-12-13 2012-07-11 山东国弘能源科技有限公司 Environmentally-friendly heavy oil additive and preparation method and use method thereof
CN102559306B (en) * 2011-12-13 2014-04-02 山东国弘能源科技有限公司 Environmentally-friendly heavy oil additive and preparation method and use method thereof
CN112708481A (en) * 2020-11-25 2021-04-27 北京世纪柯勒达能源科技有限公司 Puffed hydrocarbon fuel oil
CN112551838A (en) * 2020-12-03 2021-03-26 深圳市科拉达精细化工有限公司 Treatment method of high-water-content oil sludge
CN112661384A (en) * 2020-12-03 2021-04-16 深圳市科拉达精细化工有限公司 Method for reconstructing high-water-content oil sludge
CN113955919A (en) * 2020-12-03 2022-01-21 段征宇 Phase transfer agent for high-water-content oil sludge

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