阅读说明：本技术 一种乳化型的碳氢清洗剂及其制备方法 (Emulsified hydrocarbon cleaning agent and preparation method thereof ) 是由 吴爱平 于 2021-08-11 设计创作，主要内容包括：本发明公开了一种乳化型的碳氢清洗剂及其制备方法,按重量份数包括碳氢化合物55-70份、阴离子型乳化剂5-10份、非离子型乳化剂5-10份、分散剂1-3份、增溶剂0.5-3份、渗透剂0.5-2份和抗氧剂0.5-2份。本发明通过渗透剂、增溶剂和分散剂的协同作用,使工作液渗透入待处理产品表面,对附着于其上的杂质进行增溶溶解,通过分散作用将杂质等分散于工作液中,可以快速的将杂质等剥离于产品表面,并通过阴离子乳化剂和非离子乳化剂的协同增效作用,可以高效的进行乳化作用,将杂质包裹,易于清洗,清洗效果优异。(The invention discloses an emulsified hydrocarbon cleaning agent and a preparation method thereof, wherein the emulsified hydrocarbon cleaning agent comprises 55-70 parts of hydrocarbon, 5-10 parts of anionic emulsifier, 5-10 parts of non-ionic emulsifier, 1-3 parts of dispersant, 0.5-3 parts of solubilizer, 0.5-2 parts of penetrating agent and 0.5-2 parts of antioxidant according to parts by weight. According to the invention, through the synergistic effect of the penetrating agent, the solubilizer and the dispersant, the working solution penetrates into the surface of the product to be treated to solubilize and dissolve impurities attached to the product, the impurities and the like are dispersed in the working solution through the dispersion effect, so that the impurities and the like can be rapidly stripped off from the surface of the product, and through the synergistic effect of the anionic emulsifier and the nonionic emulsifier, the emulsification can be efficiently carried out, the impurities are wrapped, the cleaning is easy, and the cleaning effect is excellent.)

1. An emulsified hydrocarbon cleaning agent is characterized by comprising the following components in parts by weight,

2. the emulsified hydrocarbon cleaning agent as defined in claim 1, wherein the hydrocarbon is one or more of n-nonane, isomeric nonane, n-decane, isomeric decane, n-undecane, and isomeric undecane.

3. The emulsified hydrocarbon cleaning agent as defined in claim 1, wherein the anionic emulsifier is sodium dodecylbenzene sulfonate or sodium dodecylbenzene sulfonate.

4. The emulsified hydrocarbon cleaning agent according to claim 1, wherein the non-ionic emulsifier is one or more of AEO-3, AEO-7 and AEO-9.

5. The emulsified hydrocarbon cleaning agent according to claim 1, wherein the dispersant is a fatty acid polyoxyethylene ester or an α -naphthalenesulfonic acid condensate.

6. The emulsified hydrocarbon cleaning agent as defined in claim 1, wherein the solubilizer is a propylene glycol ether compound or 3-methoxy-3-methyl-1-butanol.

7. The emulsified hydrocarbon cleaning agent as defined in claim 1, wherein the penetrant is one or more of ethylene glycol diacetate, dimethyl succinate, dimethyl glutarate and dimethyl adipate.

8. The emulsified hydrocarbon cleaning agent according to claim 1, wherein the antioxidant is 2, 6-di-tert-butylphenol or 2, 6-di-tert-butyl-p-cresol.

9. A method for preparing an emulsified hydrocarbon cleaning agent according to any one of claims 1 to 8, comprising the steps of,

s1) accurately weighing each component;

s2) adding hydrocarbon, anionic emulsifier, nonionic emulsifier, dispersant, solubilizer and penetrant into a reaction kettle, heating and stirring for 2-3 h;

s3), continuously adding the antioxidant after cooling, and keeping the temperature for 1-1.5 h;

s4) cooling and discharging to obtain the emulsified hydrocarbon cleaning agent.

10. The method for preparing an emulsified hydrocarbon cleaning agent according to claim 9, wherein the temperature in S2 is 80-85 ℃ and the temperature in S3 is 40-45 ℃.

Technical Field

The invention relates to the technical field of hydrocarbon cleaning agents, in particular to an emulsified hydrocarbon cleaning agent and a preparation method thereof.

Background

Along with the deepened implementation of national environmental protection policies, the three-waste discharge monitoring of the production and manufacturing industry is institutionalized, China is also one of countries lacking in water resources, the industrial water amount of a water-based cleaning agent adopted in the traditional industrial cleaning is high, the discharge amount of waste water is large, the standard discharge treatment cost is high, solvent-based cleaning agents with good cleaning power, such as toluene, chlorinated hydrocarbon and fluorine-containing solvent, are forbidden to be used due to the regulations, and alkane cleaning agents are current green solvents.

The existing hydrocarbon cleaning agent in the market mainly cleans oily stains, and has poor cleaning performance on special types of stains such as carbon black, resin, polishing wax, rosin and the like on workpieces, and the reason for the poor cleaning performance is that impurities cannot be efficiently stripped, emulsified and dispersed, cannot be quickly and effectively removed from the workpieces, and cannot meet the requirements of customers on cleanliness.

Disclosure of Invention

The present invention aims at providing an emulsified hydrocarbon cleaning agent and a preparation method thereof to solve the problems in the background art.

In order to achieve the purpose, the invention adopts the technical scheme that: 1. an emulsified hydrocarbon cleaning agent comprises the following components in parts by weight,

as a further optimization, the hydrocarbon is one or more of n-nonane, isomeric nonane, n-decane, isomeric decane, n-undecane or isomeric undecane.

As a further optimization, the anionic emulsifier is sodium dodecyl benzene sulfonate or sodium dodecyl sulfate.

As a further optimization, the non-ionic emulsifier is one or more of AEO-3, AEO-7 and AEO-9.

As a further optimization, the dispersant is fatty acid polyoxyethylene ester or alpha-naphthalene sulfonic acid condensate.

As a further optimization, the solubilizer is a propylene glycol ether compound or 3-methoxy-3-methyl-1-butanol.

As a further optimization, the penetrating agent is one or more of ethylene glycol diacetate, dimethyl succinate, dimethyl glutarate and dimethyl adipate.

As a further optimization, the antioxidant is 2, 6-di-tert-butyl phenol or 2, 6-di-tert-butyl-p-cresol.

The invention also provides a preparation method of the emulsified hydrocarbon cleaning agent, which comprises the following steps,

s1) accurately weighing each component;

s2) adding hydrocarbon, anionic emulsifier, nonionic emulsifier, dispersant, solubilizer and penetrant into a reaction kettle, heating and stirring for 2-3 h;

s3), continuously adding the antioxidant after cooling, and keeping the temperature for 1-1.5 h;

s4) cooling and discharging to obtain the emulsified hydrocarbon cleaning agent.

As a further optimization, the temperature in S2 is 80-85 ℃ and the temperature in S3 is 40-45 ℃.

Compared with the prior art, the invention has the beneficial effects that:

1. the working solution can better permeate into the surface of a product to be treated through the synergistic action of the penetrating agent, the solubilizer and the dispersant to solubilize and dissolve impurities attached to the working solution, and then the impurities and the like are dispersed in the working solution through the dispersion action, and the impurities and the like can be quickly stripped from the surface of the product through the synergy of all components;

2. the emulsion can efficiently carry out emulsification by the synergistic effect of the anionic emulsifier and the nonionic emulsifier, the impurities are wrapped in the emulsion, the emulsion is easy to clean and prevent from being back stained, and the emulsion formed by the anionic emulsifier and the nonionic emulsifier has better stability;

3. the antioxidant is added in the cleaning agent, so that the service life of the cleaning agent can be prolonged.

Detailed Description

The following are specific examples of the present invention and further describe the technical solutions of the present invention, but the present invention is not limited to these examples.

Example 1

An emulsified hydrocarbon cleaning agent comprises, by weight, 62 parts of n-decane, 10 parts of sodium dodecyl benzene sulfonate, 75 parts of AEO-fatty acid, 2 parts of fatty acid polyoxyethylene ester, 3 parts of 3-methoxy-3-methyl-1-butanol, 1 part of ethylene glycol diacetate and 2 parts of 2, 6-di-tert-butylphenol.

The preparation method comprises the following steps: s1) accurately weighing each component; s2) adding n-decane, sodium dodecyl benzene sulfonate, AEO-7, fatty acid polyoxyethylene ester, 3-methoxy-3-methyl-1-butanol and ethylene glycol diacetate into a reaction kettle, heating to 80-85 ℃, and stirring for 2-3 h; s3), continuously adding 2, 6-di-tert-butylphenol after cooling, and keeping the temperature at 40-45 ℃ for 1-1.5 h; s4) cooling and discharging to obtain the emulsified hydrocarbon cleaning agent.

Example 2

An emulsified hydrocarbon cleaning agent comprises, by weight, 68 parts of isomeric decane, 5 parts of sodium dodecyl benzene sulfonate, 710 parts of AEO-alpha-naphthalenesulfonic acid condensate, 2 parts of 3-methoxy-3-methyl-1-butanol, 1 part of dimethyl succinate and 2 parts of 2, 6-di-tert-butylphenol.

The preparation method comprises the following steps: s1) accurately weighing each component; s2) adding isodecane, sodium dodecyl benzene sulfonate, AEO-7, alpha-naphthalenesulfonic acid condensate, 3-methoxy-3-methyl-1-butanol and dimethyl succinate into a reaction kettle, heating to 80-85 ℃, and stirring for 2-3 h; s3), continuously adding 2, 6-di-tert-butylphenol after cooling, and keeping the temperature at 40-45 ℃ for 1-1.5 h; s4) cooling and discharging to obtain the emulsified hydrocarbon cleaning agent.

Example 3

An emulsified hydrocarbon cleaning agent comprises, by weight, 56 parts of n-undecane, 7 parts of sodium dodecyl sulfate, 78 parts of AEO-alpha-naphthalenesulfonic acid condensate, 3 parts of 3-methoxy-3-methyl-1-butanol, 1 part of ethylene glycol diacetate and 2 parts of 2, 6-di-tert-butyl-p-cresol.

The preparation method comprises the following steps: s1) accurately weighing each component; s2) adding n-undecane, sodium dodecyl sulfonate, AEO-7, alpha-naphthalenesulfonic acid condensate, 3-methoxy-3-methyl-1-butanol and ethylene glycol diacetate into a reaction kettle, heating to 80-85 ℃, and stirring for 2-3 h; s3), continuously adding 2, 6-di-tert-butyl-p-cresol after cooling, and keeping the temperature at 40-45 ℃ for 1-1.5 h; s4) cooling and discharging to obtain the emulsified hydrocarbon cleaning agent.

Example 4

An emulsified hydrocarbon cleaning agent comprises, by weight, 60 parts of isomeric undecane, 10 parts of sodium dodecyl sulfate, AEO-910 parts, 2 parts of fatty acid polyoxyethylene ester, 3 parts of propylene glycol ether compound, 1 part of dimethyl adipate and 2 parts of 2, 6-di-tert-butyl-p-cresol.

The preparation method comprises the following steps: s1) accurately weighing each component; s2) adding the isomeric undecane, sodium dodecyl sulfate, AEO-9, polyoxyethylene fatty acid ester, propylene glycol ether compound and dimethyl adipate into a reaction kettle, heating to 80-85 ℃, and stirring for 2-3 h; s3), continuously adding 2, 6-di-tert-butyl-p-cresol after cooling, and keeping the temperature at 40-45 ℃ for 1-1.5 h; s4) cooling and discharging to obtain the emulsified hydrocarbon cleaning agent.

Example 5

An emulsified hydrocarbon cleaning agent comprises, by weight, 66 parts of isomeric undecane, 6 parts of sodium dodecyl benzene sulfonate, AEO-97 parts, 3 parts of fatty acid polyoxyethylene ester, 2 parts of propylene glycol ether compound, 2 parts of dimethyl succinate and 1 part of 2, 6-di-tert-butyl-p-cresol.

The preparation method comprises the following steps: s1) accurately weighing each component; s2) adding the isomeric undecane, sodium dodecyl benzene sulfonate, AEO-9, polyoxyethylene fatty acid ester, propylene glycol ether compound and dimethyl succinate into a reaction kettle, heating to 80-85 ℃, and stirring for 2-3 h; s3), continuously adding 2, 6-di-tert-butyl-p-cresol after cooling, and keeping the temperature at 40-45 ℃ for 1-1.5 h; s4) cooling and discharging to obtain the emulsified hydrocarbon cleaning agent.

Comparative example 1

An emulsified hydrocarbon cleaning agent comprises, by weight, 60 parts of isomeric undecane, 98 parts of AEO-98 parts of fatty acid polyoxyethylene ester, 2 parts of propylene glycol ether compound, 2 parts of ethylene glycol diacetate and 1 part of 2, 6-di-tert-butylphenol.

The preparation method comprises the following steps: s1) accurately weighing each component; s2) adding the isomeric undecane, AEO-9, polyoxyethylene fatty acid ester, propylene glycol ether compound and ethylene glycol diacetate into a reaction kettle, heating to 80-85 ℃, and stirring for 2-3 h; s3), continuously adding 2, 6-di-tert-butylphenol after cooling, and keeping the temperature at 40-45 ℃ for 1-1.5 h; s4) cooling and discharging to obtain the emulsified hydrocarbon cleaning agent.

Comparative example 2

An emulsified hydrocarbon cleaning agent comprises, by weight, 62 parts of isomeric decane, 8 parts of sodium dodecyl benzene sulfonate, 2 parts of an alpha-naphthalenesulfonic acid condensate, 3 parts of 3-methoxy-3-methyl-1-butanol, 2 parts of dimethyl succinate and 2 parts of 2, 6-di-tert-butylphenol.

The preparation method comprises the following steps: s1) accurately weighing each component; s2) adding isodecane, sodium dodecyl benzene sulfonate, alpha-naphthalenesulfonic acid condensate, 3-methoxy-3-methyl-1-butanol and dimethyl succinate into a reaction kettle, heating to 80-85 ℃, and stirring for 2-3 h; s3), continuously adding 2, 6-di-tert-butylphenol after cooling, and keeping the temperature at 40-45 ℃ for 1-1.5 h; s4) cooling and discharging to obtain the emulsified hydrocarbon cleaning agent.

Comparative example 3

An emulsified hydrocarbon cleaning agent comprises, by weight, 65 parts of n-undecane, 8 parts of sodium dodecyl sulfate, 78 parts of AEO-alpha-naphthalenesulfonic acid condensate, 2 parts of dimethyl succinate and 2 parts of 2, 6-di-tert-butylphenol.

The preparation method comprises the following steps: s1) accurately weighing each component; s2) adding n-undecane, sodium dodecyl sulfonate, AEO-7, alpha-naphthalenesulfonic acid condensate and dimethyl succinate into a reaction kettle, heating to 80-85 ℃, and stirring for 2-3 h; s3), continuously adding 2, 6-di-tert-butylphenol after cooling, and keeping the temperature at 40-45 ℃ for 1-1.5 h; s4) cooling and discharging to obtain the emulsified hydrocarbon cleaning agent.

Application examples

Indexes of the hydrocarbon cleaning agent prepared in the examples 1 to 5 and the comparative examples 1 to 3 are detected, and the detection method comprises the following steps:

the appearance was visually observed; KB value is the number of ml of diluent required to extract kaurigum from 120g of standard kaurigum-butanol solution at 25 ℃, higher KB values indicate better solubility; the stability of the emulsion is tested according to the regulations of GB/T16497 and 2007 test of the storage stability of the water-in-oil emulsion of the surfactant.

	Appearance of the product	KB value	Emulsion stability
				Example 1	Transparent clear emulsion	39	Stabilization
Example 2	Transparent clear emulsion	41	Stabilization
				Example 3	Transparent clear emulsion	41	Stabilization
Example 4	Transparent clear emulsion	42	Stabilization
				Example 5	Transparent clear emulsion	40	Stabilization
Comparative example 1	Transparent clear emulsion	34	Instability of the film
				Comparative example 2	Transparent clear emulsion	33	Instability of the film
Comparative example 3	Transparent clear emulsion	33	Stabilization

According to the experimental data, the emulsion can be efficiently emulsified through the synergistic effect of the anionic emulsifier and the nonionic emulsifier, the emulsion formed by the anionic emulsifier and the nonionic emulsifier has better stability, and impurities and the like can be rapidly stripped on the surface of a product by combining the synergistic effect of the penetrant, the solubilizer and the dispersant, so that the cleaning agent has excellent cleaning capability.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.