CN113278364A - Environment-friendly post-processing paste and preparation method thereof - Google Patents

Abstract

The invention relates to the technical field of post-processing paste preparation, in particular to environment-friendly post-processing paste and a preparation method thereof; the post-processed paste consists of the following components in parts by weight: 1.0-1.8 parts of acrylic acid type zinc oxide emulsion, 0.4-0.7 part of mint essential oil, 6-10 parts of coconut oil, 0.8-1.5 parts of compound corrosion inhibitor, 1.8-2.5 parts of antifouling auxiliary agent, 60-70 parts of magnesium stearate, 0.5-0.8 part of antioxidant 1010, 0.3-0.6 part of sodium carboxymethylcellulose, 0.6-1.0 part of water, 1.0-1.6 parts of fatty alcohol-polyoxyethylene ether and 0.6-1.2 parts of sorbitan fatty acid ester; the invention provides an environment-friendly after-baking paste and a preparation method thereof, and the prepared after-baking paste can effectively improve the printing quality and efficiency; but also has good corrosion inhibition effect, plays a certain protection role on a rubber cloth and an ink roller of the printing machine, and prolongs the service life of printing equipment; in addition, the sterilization paste has good sterilization performance, reduces the breeding of bacteria, and effectively prolongs the service life of the post-processed paste.

Description

Environment-friendly post-processing paste and preparation method thereof

Technical Field

The invention relates to the technical field of post-processing paste preparation, in particular to environment-friendly post-processing paste and a preparation method thereof.

Background

Printing is a technique of transferring ink to the surface of paper, textiles, plastics, leather, PVC, PC, or other materials by plate making, inking, and pressing original documents such as characters, pictures, photographs, and forgery prevention, and copying the contents of the original documents in bulk. Printing is the process of transferring the approved printing plate to the printing stock by printing machine and special ink.

The rear cannon of the printing machine is often matched with the rear cannon paste for use in the printing process, the rear cannon paste can prevent wet or dry ink from being accumulated on the rear cannon and other metal parts, a plane of the aircraft, a paper folding machine and the like, can prevent the ink from being accumulated due to mass printing, and avoids the phenomenon that the ink is adhered to the rear cannon during reverse paper printing to cause the sticking of printed parts. The phenomenon that the ink is adhered to the rear cannon when the reverse paper is printed, and the rear cannon is scrubbed by frequently clicking and stopping the printer is avoided.

At present, after-baking paste sold on the market has the advantages, but because the after-baking paste does not have quick-drying property, the after-baking paste needs to be frequently cleaned in the actual printing process, so that the printing efficiency and the printing quality of the after-baking paste are improved. In addition, the function of the device is relatively single, and the quality of the device is reduced.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides the environment-friendly post-baking paste and the preparation method thereof, and the prepared post-baking paste can effectively improve the printing quality and efficiency; but also has good corrosion inhibition effect, plays a certain protection role on a rubber cloth and an ink roller of the printing machine, and prolongs the service life of printing equipment; in addition, the sterilization paste has good sterilization performance, reduces the breeding of bacteria, and effectively prolongs the service life of the post-processed paste.

In order to achieve the purpose, the invention provides the following technical scheme:

the environment-friendly type rear blasting paste comprises the following raw materials in parts by weight: 1.0-1.8 parts of acrylic acid type zinc oxide emulsion, 0.4-0.7 part of mint essential oil, 6-10 parts of coconut oil, 0.8-1.5 parts of compound corrosion inhibitor, 1.8-2.5 parts of antifouling auxiliary agent, 60-70 parts of magnesium stearate, 0.5-0.8 part of antioxidant 1010, 0.3-0.6 part of sodium carboxymethylcellulose, 0.6-1.0 part of water, 1.0-1.6 parts of fatty alcohol-polyoxyethylene ether and 0.6-1.2 parts of sorbitan fatty acid ester.

Furthermore, the compound corrosion inhibitor is prepared from rosemary essential oil, a quaternary ammonium salt type Gemini surfactant and triethanolamine according to a mass ratio of 0.3-0.5: 0.08-0.15: 1, mixing uniformly to obtain the product.

Further, the preparation method of the rosemary essential oil comprises the following steps: mixing the cleaned rosemary branches and leaves with distilled water according to the weight ratio of 1: 2-3, grinding the mixture into pulp, performing enzymolysis and wall breaking treatment on the obtained pulp, and transferring the pulp into a distillation tower for distillation; and after the distillation is finished, removing the material residues, and carrying out oil-water separation on an oil-water mixture obtained after the distillation to obtain an oil phase, namely the finished rosemary essential oil.

Furthermore, the distillation tower is a rotating cone distillation tower, the rotating speed of the rotating cone during distillation is 300-500 r/min, and the feeding speed of the rosemary slurry after wall breaking is 180-300L/h.

Furthermore, the temperature of the steam in the rotating cone distillation tower is 90-110 ℃, and the flow rate of the steam is 50-90 kg/h.

Still further, the preparation method of the antifouling auxiliary comprises the following steps:

i, adding a proper amount of 15-20% hydrochloric acid solution and dimethylmyristylamine with the mass being 0.7-1.5 times of that of the hydrochloric acid solution into a reaction kettle, and mixing and stirring uniformly at the temperature of 30-40 ℃; after uniformly mixing, adding a proper amount of quaternary ammonium salt aqueous solution into the reaction kettle, then raising the temperature of the mixed solution in the reaction kettle to 85-100 ℃, and carrying out reflux reaction for 4-6 h at the temperature; after the reaction is finished, cooling the mixed liquid in the kettle until the mixed liquid is solidified, then washing and filtering the mixed liquid by using absolute ethyl alcohol, and finally, preserving the obtained solid product for later use after concentration and drying;

II, putting the solid product obtained in the step I into reaction equipment, and heating to melt the solid product; then adding maleic anhydride with the mass being 15-25% of that of the solid product and a proper amount of reaction promoter into a reaction device, uniformly mixing and stirring, keeping the temperature of the obtained mixed components for reaction for 3-5 hours, naturally cooling the mixed components in the reaction kettle to 60-75 ℃ after the reaction is finished, and slowly adding a proper amount of alkali liquor and 8-15% of potassium bisulfite aqueous solution with the mass being 10-20 times that of the maleic anhydride at the temperature; stirring and mixing uniformly, then preserving heat for reaction for 4-7 h, naturally cooling to room temperature after the reaction is finished, and then discharging; the obtained liquid material is the finished product of the antifouling auxiliary agent.

Furthermore, the quaternary ammonium salt aqueous solution in the step I is a dodecyl trimethyl ammonium chloride aqueous solution with the mass of 0.15-0.25 mol/L, and the dosage of the quaternary ammonium salt aqueous solution is 2-4 times of that of the hydrochloric acid solution.

Furthermore, in the step II, 4-methylbenzenesulfonic acid is selected as the reaction promoter, and the dosage of the reaction promoter is 2.0-3.8% of that of the solid product.

Furthermore, the alkali liquor used in the step II is 25-30% sodium hydroxide solution, and the dosage of the sodium hydroxide solution is 2-3 times of that of maleic anhydride.

The preparation method of the environment-friendly type after-baking paste comprises the following steps:

weighing the raw materials of the components according to the formula ratio, then putting the oleic acid, the limonene and the coconut oil into a mixing kettle, and mixing and stirring at the speed of 200-300 r/min for 5-10 min; and after uniform mixing, putting the rest raw materials into a mixing kettle, mixing and stirring at the speed of 500-600 r/min for 30-40 min, and finally obtaining the environment-friendly after-processed paste finished product.

Advantageous effects

Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:

1. according to the invention, dimethylmyristylamine and quaternary ammonium salt are used as reactants, the dimethylmyristylamine and the quaternary ammonium salt are subjected to hydrothermal reaction in a liquid phase of a hydrochloric acid solution, and the generated product is sequentially subjected to washing with absolute ethyl alcohol, concentration, drying and drying treatment to finally prepare the surface active substance containing a plurality of hydrophilic groups and hydrophobic groups on molecules, wherein the molecules of the surface active substance also contain quaternary ammonium salt cations with a bactericidal effect. The obtained reaction product and maleic anhydride are subjected to chemical reaction under the action of the reaction promoter to be bonded, and the finally prepared antifouling auxiliary agent not only has good solubilizing effect of the wetting agent, but also has good bactericidal effect. The magnesium stearate, the fatty alcohol-polyoxyethylene ether and the sorbitan fatty acid ester are mutually cooperated, so that the ink accumulation caused by mass printing can be effectively prevented, the phenomenon that printing parts are stuck with patterns due to the fact that the ink is stuck to the rear part in reverse paper printing is avoided, and the printing quality is improved.

2. According to the invention, the rosemary essential oil, the quaternary ammonium salt type Gemini surfactant and triethanolamine are compounded to prepare the compound corrosion inhibitor, and the compound corrosion inhibitor is matched with the antioxidant 1010 for use, so that a good corrosion inhibition effect can be achieved, a certain protection effect is achieved on a rubber cloth and an ink roller of a printing machine, and the service life of printing equipment is prolonged. Moreover, the acrylic zinc oxide emulsion has good drying effect, not only effectively shortens the waiting time, but also reduces the frequent density degree of the cleaned firecracker, and improves the printing efficiency. In addition, the rosemary extract and the quaternary ammonium salt type Gemini surfactant are compatible with each other, so that the rosemary extract and the quaternary ammonium salt type Gemini surfactant have good bactericidal performance, the breeding of bacteria is reduced, and the service life of the post-processed paste is effectively prolonged.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Example 1

The environment-friendly type after-baking paste is prepared from the following raw materials in parts by weight: 1.0 part of acrylic acid type zinc oxide emulsion, 0.4 part of mint essential oil, 6 parts of coconut oil, 0.8 part of compound corrosion inhibitor, 1.8 parts of antifouling auxiliary agent, 60 parts of magnesium stearate, 0.5 part of antioxidant 1010, 0.3 part of sodium carboxymethylcellulose, 0.6 part of water, 1.0 part of fatty alcohol polyoxyethylene ether and 0.6 part of sorbitan fatty acid ester.

The compound corrosion inhibitor is prepared from rosemary essential oil, a quaternary ammonium salt type Gemini surfactant and triethanolamine according to the mass ratio of 0.3: 0.08: 1, mixing uniformly to obtain the product.

The preparation method of the rosemary essential oil comprises the following steps: mixing the cleaned rosemary branches and leaves with distilled water according to the weight ratio of 1: 2, grinding the mixture into pulp after mixing and soaking, and transferring the pulp into a distillation tower for distillation after carrying out enzymolysis wall breaking treatment on the pulp; and after the distillation is finished, removing the material residues, and carrying out oil-water separation on an oil-water mixture obtained after the distillation to obtain an oil phase, namely the finished rosemary essential oil.

The distillation tower is a rotating cone distillation tower, the rotating speed of the rotating cone during distillation is 300r/min, and the feeding speed of the rosemary slurry after wall breaking is 180L/h.

The temperature of the steam in the rotating cone distillation tower was 90 ℃ and the flow rate of the steam was 50 kg/h.

The preparation method of the antifouling auxiliary agent comprises the following steps:

i, adding a proper amount of 15% hydrochloric acid solution and dimethylmyristylamine with the mass being 0.7 time of that of the hydrochloric acid solution into a reaction kettle, and mixing and stirring uniformly at the temperature of 30 ℃; after the mixture is uniformly mixed, adding a proper amount of quaternary ammonium salt aqueous solution into a reaction kettle, then raising the temperature of the mixed solution in the reaction kettle to 85 ℃, and carrying out reflux reaction for 4 hours at the temperature; after the reaction is finished, cooling the mixed liquid in the kettle until the mixed liquid is solidified, then washing and filtering the mixed liquid by using absolute ethyl alcohol, and finally, preserving the obtained solid product for later use after concentration and drying;

II, putting the solid product obtained in the step I into reaction equipment, and heating to melt the solid product; then adding maleic anhydride with the mass of 15% of that of the solid product and a proper amount of reaction promoter into a reaction device, uniformly mixing and stirring, keeping the temperature of the obtained mixed components for reaction for 3 hours, naturally cooling the mixed components in the reaction kettle to 60 ℃ after the reaction is finished, and slowly adding a proper amount of alkali liquor and 8% of potassium bisulfite aqueous solution with the mass of 10 times that of the maleic anhydride at the temperature; stirring and mixing uniformly, keeping the temperature for reaction for 4 hours, naturally cooling to room temperature after the reaction is finished, and then discharging; the obtained liquid material is the finished product of the antifouling auxiliary agent.

In the step I, the quaternary ammonium salt aqueous solution is dodecyl trimethyl ammonium chloride aqueous solution with the mass of 0.15mol/L, and the dosage of the quaternary ammonium salt aqueous solution is 2 times of that of hydrochloric acid solution.

In the step II, 4-methyl benzenesulfonic acid is selected as the reaction promoter, and the dosage of the 4-methyl benzenesulfonic acid is 2.0 percent of that of the solid product.

And (3) selecting a 25% sodium hydroxide solution as the alkali liquor used in the step (II), wherein the dosage of the sodium hydroxide solution is 2 times that of maleic anhydride.

The preparation method of the environment-friendly type after-baking paste comprises the following steps:

weighing the raw materials of the components according to the formula proportion, then putting the oleic acid, the limonene and the coconut oil into a mixing kettle, and mixing and stirring for 5min at the speed of 200 r/min; after the materials are uniformly mixed, the rest raw materials are put into a mixing kettle and are mixed and stirred for 30min at the speed of 500r/min, and finally the environment-friendly type after-processed paste finished product is obtained.

Example 2

The post-processed paste provided by the embodiment and the preparation method thereof are substantially the same as those of the embodiment 1, and the main differences are as follows: the post-processed plaster comprises the following raw materials in parts by weight: 1.5 parts of acrylic acid type zinc oxide emulsion, 0.6 part of mint essential oil, 8 parts of coconut oil, 1.2 parts of compound corrosion inhibitor, 2.2 parts of antifouling auxiliary agent, 65 parts of magnesium stearate, 0.6 part of antioxidant 1010, 0.4 part of sodium carboxymethylcellulose, 0.8 part of water, 1.3 parts of fatty alcohol polyoxyethylene ether and 0.9 part of sorbitan fatty acid ester.

The compound corrosion inhibitor is prepared from rosemary essential oil, a quaternary ammonium salt type Gemini surfactant and triethanolamine according to the mass ratio of 0.4: 0.12: 1, mixing uniformly to obtain the product.

The preparation method of the rosemary essential oil comprises the following steps: mixing the cleaned rosemary branches and leaves with distilled water according to the weight ratio of 1: 2.5, grinding the mixture into slurry after mixing and soaking, and transferring the slurry into a distillation tower for distillation after carrying out enzymolysis wall breaking treatment on the slurry; and after the distillation is finished, removing the material residues, and carrying out oil-water separation on an oil-water mixture obtained after the distillation to obtain an oil phase, namely the finished rosemary essential oil.

The distillation tower is a rotating cone distillation tower, the rotating speed of the rotating cone during distillation is 400r/min, and the feeding speed of the rosemary slurry after wall breaking is 240L/h.

The temperature of the steam in the rotating cone distillation column was 100 ℃ and the flow rate of the steam was 70 kg/h.

The preparation method of the antifouling auxiliary agent comprises the following steps:

i, adding a proper amount of hydrochloric acid solution with the concentration of 18% and dimethylmyristylamine with the mass 1.2 times of that of the hydrochloric acid solution into a reaction kettle, and mixing and stirring uniformly at 35 ℃; after the mixture is uniformly mixed, adding a proper amount of quaternary ammonium salt aqueous solution into a reaction kettle, then raising the temperature of the mixed solution in the reaction kettle to 95 ℃, and carrying out reflux reaction for 5 hours at the temperature; after the reaction is finished, cooling the mixed liquid in the kettle until the mixed liquid is solidified, then washing and filtering the mixed liquid by using absolute ethyl alcohol, and finally, preserving the obtained solid product for later use after concentration and drying;

II, putting the solid product obtained in the step I into reaction equipment, and heating to melt the solid product; then adding maleic anhydride with the mass being 20% of that of the solid product and a proper amount of reaction promoter into a reaction device, uniformly mixing and stirring, keeping the temperature of the obtained mixed components for reaction for 4 hours, naturally cooling the mixed components in the reaction kettle to 70 ℃ after the reaction is finished, and slowly adding a proper amount of alkali liquor and 10% of potassium bisulfite aqueous solution with the mass being 15 times that of the maleic anhydride at the temperature; stirring and mixing uniformly, keeping the temperature for reaction for 6 hours, naturally cooling to room temperature after the reaction is finished, and then discharging; the obtained liquid material is the finished product of the antifouling auxiliary agent.

In the step I, the quaternary ammonium salt aqueous solution is dodecyl trimethyl ammonium chloride aqueous solution with the mass of 0.2mol/L, and the dosage of the quaternary ammonium salt aqueous solution is 3 times of that of hydrochloric acid solution.

In the step II, 4-methyl benzenesulfonic acid is selected as the reaction promoter, and the dosage of the 4-methyl benzenesulfonic acid is 3.0 percent of that of the solid product.

And (3) selecting a 28% sodium hydroxide solution as the alkali liquor used in the step (II), wherein the dosage of the sodium hydroxide solution is 2.5 times of that of maleic anhydride.

Example 3

The post-processed paste provided by the embodiment and the preparation method thereof are substantially the same as those of the embodiment 1, and the main differences are as follows: the post-processed plaster comprises the following raw materials in parts by weight: 1.8 parts of acrylic acid type zinc oxide emulsion, 0.7 part of mint essential oil, 10 parts of coconut oil, 1.5 parts of compound corrosion inhibitor, 2.5 parts of antifouling auxiliary agent, 70 parts of magnesium stearate, 0.8 part of antioxidant 1010, 0.6 part of sodium carboxymethylcellulose, 1.0 part of water, 1.6 parts of fatty alcohol-polyoxyethylene ether and 1.2 parts of sorbitan fatty acid ester.

The compound corrosion inhibitor is prepared from rosemary essential oil, a quaternary ammonium salt type Gemini surfactant and triethanolamine according to the mass ratio of 0.5: 0.15: 1, mixing uniformly to obtain the product.

The preparation method of the rosemary essential oil comprises the following steps: mixing the cleaned rosemary branches and leaves with distilled water according to the weight ratio of 1: 3, grinding the mixture into pulp after mixing and soaking, and transferring the pulp into a distillation tower for distillation after carrying out enzymolysis wall breaking treatment on the pulp; and after the distillation is finished, removing the material residues, and carrying out oil-water separation on an oil-water mixture obtained after the distillation to obtain an oil phase, namely the finished rosemary essential oil.

The distillation tower is a rotating cone distillation tower, the rotating speed of the rotating cone during distillation is 500r/min, and the feeding speed of the rosemary slurry after wall breaking is 300L/h.

The temperature of the steam in the rotating cone distillation tower was 110 ℃ and the flow rate of the steam was 90 kg/h.

The preparation method of the antifouling auxiliary agent comprises the following steps:

i, adding a proper amount of 20% hydrochloric acid solution and dimethylmyristylamine with the mass 1.5 times that of the hydrochloric acid solution into a reaction kettle, and mixing and stirring uniformly at 40 ℃; after the mixture is uniformly mixed, adding a proper amount of quaternary ammonium salt aqueous solution into a reaction kettle, then raising the temperature of the mixed solution in the reaction kettle to 100 ℃, and carrying out reflux reaction for 6 hours at the temperature; after the reaction is finished, cooling the mixed liquid in the kettle until the mixed liquid is solidified, then washing and filtering the mixed liquid by using absolute ethyl alcohol, and finally, preserving the obtained solid product for later use after concentration and drying;

II, putting the solid product obtained in the step I into reaction equipment, and heating to melt the solid product; then adding maleic anhydride with the mass of 25% of that of the solid product and a proper amount of reaction promoter into a reaction device, uniformly mixing and stirring, keeping the temperature of the obtained mixed components for reaction for 5 hours, naturally cooling the mixed components in the reaction kettle to 75 ℃ after the reaction is finished, and slowly adding a proper amount of alkali liquor and 15% of potassium bisulfite aqueous solution with the mass of 20 times that of the maleic anhydride at the temperature; stirring and mixing uniformly, keeping the temperature for reaction for 7 hours, naturally cooling to room temperature after the reaction is finished, and then discharging; the obtained liquid material is the finished product of the antifouling auxiliary agent.

In the step I, the quaternary ammonium salt aqueous solution is dodecyl trimethyl ammonium chloride aqueous solution with the mass of 0.25mol/L, and the dosage of the quaternary ammonium salt aqueous solution is 4 times of that of hydrochloric acid solution.

In the step II, 4-methyl benzenesulfonic acid is selected as the reaction promoter, and the dosage of the 4-methyl benzenesulfonic acid is 3.8 percent of that of the solid product.

And (3) selecting a 30% sodium hydroxide solution as the alkali liquor used in the step (II), wherein the dosage of the sodium hydroxide solution is 3 times that of maleic anhydride.

Comparative example 1

The post-processed paste provided by the embodiment and the preparation method thereof are substantially the same as those of the embodiment 1, and the main differences are as follows: the raw materials do not contain acrylic acid type zinc oxide emulsion;

comparative example 2

The post-processed paste provided by the embodiment and the preparation method thereof are substantially the same as those of the embodiment 1, and the main differences are as follows: triethanolamine is used for replacing the compound corrosion inhibitor provided by the invention;

comparative example 3

The post-processed paste provided by the embodiment and the preparation method thereof are substantially the same as those of the embodiment 1, and the main differences are as follows: the raw materials do not contain the antifouling auxiliary agent provided by the invention;

performance testing

Taking the equal amount of the post-processed paste prepared in the examples 1-3 and the comparative examples 1-3, respectively applying each group of post-processed paste products to a printing experiment, then detecting the related performance of each group of samples, and recording the obtained data in the following table:

by analyzing the relevant data in the tables, the prepared post-baking paste can not only effectively improve the printing quality and efficiency; but also has good corrosion inhibition effect, plays a certain protection role on a rubber cloth and an ink roller of the printing machine, and prolongs the service life of printing equipment; in addition, the sterilization paste has good sterilization performance, reduces the breeding of bacteria, and effectively prolongs the service life of the post-processed paste. Therefore, the post-processed paste prepared by the invention has wider market prospect and is more suitable for popularization.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims (10)

1. The environment-friendly type rear blasting paste is characterized by comprising the following raw materials in parts by weight: 1.0-1.8 parts of acrylic acid type zinc oxide emulsion, 0.4-0.7 part of mint essential oil, 6-10 parts of coconut oil, 0.8-1.5 parts of compound corrosion inhibitor, 1.8-2.5 parts of antifouling auxiliary agent, 60-70 parts of magnesium stearate, 0.5-0.8 part of antioxidant 1010, 0.3-0.6 part of sodium carboxymethylcellulose, 0.6-1.0 part of water, 1.0-1.6 parts of fatty alcohol-polyoxyethylene ether and 0.6-1.2 parts of sorbitan fatty acid ester.

2. The environment-friendly type after-gun paste as claimed in claim 1, wherein: the compound corrosion inhibitor is prepared from rosemary essential oil, a quaternary ammonium salt type Gemini surfactant and triethanolamine according to a mass ratio of 0.3-0.5: 0.08-0.15: 1, mixing uniformly to obtain the product.

3. The environment-friendly type after-cream-baking paste as claimed in claim 2, wherein the preparation method of rosemary essential oil comprises: mixing the cleaned rosemary branches and leaves with distilled water according to the weight ratio of 1: 2-3, grinding the mixture into pulp, performing enzymolysis and wall breaking treatment on the obtained pulp, and transferring the pulp into a distillation tower for distillation; and after the distillation is finished, removing the material residues, and carrying out oil-water separation on an oil-water mixture obtained after the distillation to obtain an oil phase, namely the finished rosemary essential oil.

4. The environment-friendly type after-gun paste as claimed in claim 3, wherein: the distillation tower is a rotating cone distillation tower, the rotating speed of the rotating cone during distillation is 300-500 r/min, and the feeding speed of the rosemary slurry after wall breaking is 180-300L/h.

5. The environment-friendly type after-gun paste as claimed in claim 4, wherein: the temperature of the steam in the rotating cone distillation tower is 90-110 ℃, and the flow rate of the steam is 50-90 kg/h.

6. The environment-friendly after-gunning paste as claimed in claim 1, wherein the preparation method of the antifouling auxiliary agent comprises the following steps:

i, adding a proper amount of 15-20% hydrochloric acid solution and dimethylmyristylamine with the mass being 0.7-1.5 times of that of the hydrochloric acid solution into a reaction kettle, and mixing and stirring uniformly at the temperature of 30-40 ℃; after uniformly mixing, adding a proper amount of quaternary ammonium salt aqueous solution into the reaction kettle, then raising the temperature of the mixed solution in the reaction kettle to 85-100 ℃, and carrying out reflux reaction for 4-6 h at the temperature; after the reaction is finished, cooling the mixed liquid in the kettle until the mixed liquid is solidified, then washing and filtering the mixed liquid by using absolute ethyl alcohol, and finally, preserving the obtained solid product for later use after concentration and drying;

II, putting the solid product obtained in the step I into reaction equipment, and heating to melt the solid product; then adding maleic anhydride with the mass being 15-25% of that of the solid product and a proper amount of reaction promoter into a reaction device, uniformly mixing and stirring, keeping the temperature of the obtained mixed components for reaction for 3-5 hours, naturally cooling the mixed components in the reaction kettle to 60-75 ℃ after the reaction is finished, and slowly adding a proper amount of alkali liquor and 8-15% of potassium bisulfite aqueous solution with the mass being 10-20 times that of the maleic anhydride at the temperature; stirring and mixing uniformly, then preserving heat for reaction for 4-7 h, naturally cooling to room temperature after the reaction is finished, and then discharging; the obtained liquid material is the finished product of the antifouling auxiliary agent.

7. The environment-friendly type after-gun paste as claimed in claim 6, wherein: in the step I, the quaternary ammonium salt aqueous solution is a dodecyl trimethyl ammonium chloride aqueous solution with the mass of 0.15-0.25 mol/L, and the dosage of the quaternary ammonium salt aqueous solution is 2-4 times of that of the hydrochloric acid solution.

8. The environment-friendly type after-gun paste as claimed in claim 6, wherein: in the step II, 4-methylbenzenesulfonic acid is selected as the reaction promoter, and the dosage of the reaction promoter is 2.0-3.8% of that of the solid product.

9. The environment-friendly type after-gun paste as claimed in claim 6, wherein: and the alkali liquor used in the step II is 25-30% sodium hydroxide solution, and the dosage of the sodium hydroxide solution is 2-3 times of that of maleic anhydride.

10. The preparation method of the environment-friendly after-gunning paste as claimed in any one of claims 1 to 9, characterized by comprising the following steps:

weighing the raw materials of the components according to the formula ratio, then putting the oleic acid, the limonene and the coconut oil into a mixing kettle, and mixing and stirring at the speed of 200-300 r/min for 5-10 min; and after uniform mixing, putting the rest raw materials into a mixing kettle, mixing and stirring at the speed of 500-600 r/min for 30-40 min, and finally obtaining the environment-friendly after-processed paste finished product.