Disclosure of Invention
In view of the above, there is a need to provide an environmentally friendly, non-foaming air freshener that does not generate foam during use and is stable and safe, and a method for preparing the same.
The environment-friendly foamless air freshener is prepared from the following raw materials in percentage by mass: 0.6 to 0.8 percent of polyglycerol-3 dioleate, 800.2 to 0.4 percent of span, 3 to 6 percent of edible alcohol, 0.05 to 0.1 percent of ammonium dihydrogen phosphate, 0.1 to 0.2 percent of sodium benzoate, 0.05 to 0.2 percent of triethanolamine, and the balance of essence, propellant and water.
In one embodiment, the material is prepared from the following raw materials in percentage by mass: 0.6 to 0.8 percent of polyglycerol-3 dioleate, 800.2 to 0.4 percent of span, 4.28 to 4.3 percent of edible alcohol, 0.05 to 0.07 percent of ammonium dihydrogen phosphate, 0.14 to 0.16 percent of sodium benzoate, 0.08 to 0.0.1 percent of triethanolamine, and the balance of essence, propellant and water.
In one embodiment, the material is prepared from the following raw materials in percentage by mass: 0.6 to 0.8 percent of polyglycerol-3 dioleate, 800.2 to 0.4 percent of span, 3 to 6 percent of edible alcohol, 0.05 to 0.1 percent of ammonium dihydrogen phosphate, 0.1 to 0.2 percent of sodium benzoate, 0.05 to 0.2 percent of triethanolamine, 0.5 to 6 percent of essence, 20 to 30 percent of propellant and 60 to 70 percent of water.
In one embodiment, the material is prepared from the following raw materials in percentage by mass: 0.8% of polyglycerol-3 dioleate, 800.4% of span, 4.3% of edible alcohol, 0.07% of ammonium dihydrogen phosphate, 0.16% of sodium benzoate, 0.1% of triethanolamine, 1% of essence, 30% of propellant and 63.17% of water.
In one embodiment, the propellant is liquefied petroleum gas and the water is deionized water.
The environment-friendly bubble-free air freshener adopts 0.6-0.8% of polyglycerol-3 dioleate, 0.2-0.4% of span 80, 3-6% of edible alcohol, 0.05-0.1% of ammonium dihydrogen polyphosphate, 0.1-0.2% of sodium benzoate, 0.05-0.2% of triethanolamine and a certain amount of essence, propellant and water. By controlling the raw materials and the mass percentage range of the raw materials, the air freshener prepared by the method has good synergistic effect, does not generate foam in the using process, and is environment-friendly and safe.
Wherein, the polyglycerol-3 dioleate and the span 80 are used as water-in-oil type emulsifiers, little foam is generated when in use, and the edible alcohol is used as an auxiliary solvent, which can defoam and inhibit foam. When 0.6-0.8% of polyglycerol-3 dioleate, 0.2-0.4% of span 80 and 3-6% of edible alcohol are matched with each other, no foam is generated in the using process. In addition, the polyglycerol-3 dioleate and the span 80 are food-grade emulsifiers, so that the health of a user is not influenced, and the health is healthy and environment-friendly.
0.05-0.1% of ammonium dihydrogen phosphate, 0.1-0.2% of sodium benzoate and 0.05-0.2% of triethanolamine are used as preservatives, which can not corrode tinplate cans and valves, ensure that the product does not leak and can not be worn, ensure the smell and efficacy of the product within a specified period of time, and ensure the use safety.
In addition, a preparation method of the environment-friendly foamless air freshener is also needed.
The preparation method of the environment-friendly bubble-free air freshener mainly comprises the following steps:
respectively adding the polyglycerol-3 dioleate, the span 80 and the essence into the edible alcohol and uniformly stirring to obtain an A phase solution;
respectively adding the ammonium dihydrogen phosphate, the sodium benzoate and the triethanolamine into the water and uniformly stirring to obtain a B phase solution;
and respectively injecting the phase A solution and the phase B solution into a canned container, sealing, injecting the propellant, and capping to obtain the environment-friendly bubble-free air freshener.
In one embodiment, the stirring time is 15min to 30 min.
The preparation method of the environment-friendly bubble-free air freshener is simple in process, easy to operate and suitable for industrial production.
Examples 1 to 6:
the environmental protection foamless air fresheners of examples 1 to 6 were prepared respectively according to the contents of the respective components specified in the following table 1, and the preparation method thereof included the following steps:
(1) preparing liquid: adding the polyglycerol-3 dioleate, the span 80 and the essence into the edible alcohol respectively, pouring into a liquid preparation tank, starting a stirrer, and stirring at a rated rotation speed for 15min-30min to obtain a phase A solution;
adding the ammonium dihydrogen phosphate, the sodium benzoate and the triethanolamine into the water and pouring into a liquid preparation tank, starting a stirrer, and stirring at a rated rotation speed for 15min-30min to obtain a B phase solution.
(2) Encapsulating: and respectively injecting the phase A solution and the phase B solution into a canning container by using a filling and sealing machine, and then sealing the container.
(3) And (3) inflating: filling quantitative liquefied petroleum gas into the potting product and pressing the pot cover.
(4) Water bath leakage detection: soaking in water bath, sealing with the curled edge of the aerosol can, and detecting leakage in water bath for 5 min.
(5) Adding a button, trial spraying, product spraying, and adding an aerosol cap: and (4) adding a button to test spraying, spraying a product after the test spraying is qualified, and adding an aerosol cap to obtain the environment-friendly foamless air freshener.
(6) And (4) checking: according to the feeding amount of the prescription, 3 batches of the raw materials are continuously produced, and the inspection structure shows that the product is in accordance with relevant regulations within the validity period.
TABLE 1 formulation composition of eco-friendly non-foaming air freshener of examples 1-6
Comparative example 1
The air freshener is prepared from the following raw materials in percentage by mass: 15% of essence, 68.67% of deionized water, 0.07% of ammonium dihydrogen phosphate, 0.16% of sodium benzoate, 0.10% of triethanolamine and 30% of liquefied petroleum gas. The difference from examples 1 to 3 is that it does not contain polyglycerol-3 dioleate, span 80 and edible alcohol.
Comparative example 2
The air freshener is prepared from the following raw materials in percentage by mass: 1% of essence, 0.4% of polyglycerol-3 dioleate, 800.1% of span, 2% of edible alcohol, 66.17% of deionized water, 0.07% of monoammonium phosphate, 0.16% of sodium benzoate, 0.10% of triethanolamine and 30% of liquefied petroleum gas. The difference from examples 1 to 3 is that the mass percent of the polyglycerol-3 dioleate is 0.4%, the mass percent of span 80 is 0.1%, and the mass percent of the edible alcohol is 2%.
Comparative example 3
The air freshener is prepared from the following raw materials in percentage by mass: 1% of essence, 1% of polyglycerol-3 dioleate, 800.8% of span, 10% of edible alcohol, 56.87% of deionized water, 0.07% of monoammonium phosphate, 0.16% of sodium benzoate, 0.10% of triethanolamine and 30% of liquefied petroleum gas. The difference from examples 1 to 3 is that the mass percent of the polyglycerol-3 dioleate is 1%, the mass percent of span 80 is 0.8%, and the mass percent of the edible alcohol is 10%.
Comparative example 4
The air freshener is prepared from the following raw materials in percentage by mass: 1% of essence, 0.8% of polyglycerol-3 dioleate, 800.4% of span, 4.3% of edible alcohol, 63.5% of deionized water and 30% of liquefied petroleum gas. The difference from examples 1-3 is that it does not contain ammonium dihydrogen phosphate, sodium benzoate and triethanolamine.
Comparative example 5
The air freshener is prepared from the following raw materials in percentage by mass: 1% of essence, 0.8% of polyglycerol-3 dioleate, 800.4% of span, 4.3% of edible alcohol, 63.41% of deionized water, 0.02% of ammonium dihydrogen phosphate, 0.05% of sodium benzoate, 0.02% of triethanolamine and 30% of liquefied petroleum gas. The differences from examples 1 to 3 are that the phosphoric acid diamine content was 0.02% by mass, the sodium benzoate content was 0.05% by mass, and the triethanolamine content was 0.02% by mass.
Comparative example 6
An air freshener comprises 1% of essence, 0.8% of polyglycerol-3 dioleate, 800.4% of span, 4.3% of edible alcohol, 62.68% of deionized water, 0.02% of monoammonium phosphate, 0.4% of sodium benzoate, 0.4% of triethanolamine and 30% of liquefied petroleum gas. The differences from examples 1 to 3 are that the phosphoric acid diamine content is 0.2% by mass, the sodium benzoate content is 0.4% by mass, and the triethanolamine content is 0.4% by mass.
Test example 1:
physical and chemical tests were conducted on the environmental protection non-foaming type air fresheners obtained in the experimental examples 1 to 3, the commercially available air fresheners, and the air fresheners obtained in the comparative examples 1 to 6, respectively.
1. The method for testing the physical and chemical indexes of the product comprises the following steps: performing physicochemical standard test according to standard QB2548-2002, wherein the specific test method comprises the following steps:
(1) color test of contents
According to the using method of the product, the content is sprayed on white filter paper to be observed, and the specified color of slight yellow or milky white is met.
(2) Fragrance test
According to the using method of the product, the content is sprayed on clean smelling paper, and the recognition is that all the smell is in accordance with the regulation in the volatilization process.
(3) Spray pattern testing
The product is sprayed out of the sample according to the using method of the product at the temperature of 20-30 ℃ and is checked by visual inspection.
(4) Heat resistance test
Adjusting the electric heating warm water bath to 40 +/-1 ℃ in advance, immersing a completely packaged pot of sample into the constant temperature water bath, keeping for 4 hours, taking out, recovering to room temperature, spraying according to a product using method, and observing whether the sample can be normally used.
(5) Cold resistance test
Adjusting the temperature of a refrigerator to 0-5 ℃, putting the completely packaged one-pot sample into a refrigerator or a freezer, keeping for 24 hours, taking out, recovering to room temperature, spraying according to the using method of the product, and observing whether the product can be normally used.
(6) Test of Ejection Rate
A: taking three pot samples, placing the three pot samples in a constant temperature water bath at 25 ℃ to ensure that the pot bodies are immersed in the water, and keeping the temperature for 30 minutes.
B: put on a glove, take out the sample, dry it and weigh m 3.
C: the sample was shaken six times except for the sample indicating that shaking of the can was not permitted, and the contents were discharged in the discharge direction indicated by the sample until the contents could not be discharged, and weighed m 4.
D: the pot was opened and the residue was removed and the sample weighed to m 5.
E: the second and third tank tests were tested in this manner.
The product discharge rates of the three-tank test results were calculated, respectively, and the average value thereof was the discharge rate of the product. Wherein, the ejection rate calculation formula: (m3-m4) ÷ (m3-m 5). times.100%.
(7) Internal pressure test
A: taking three-pot samples, and removing the propellant or air left in the valve or the suction pipe during the filling operation according to the spraying method marked by the samples.
B: and (3) pulling the sample out of the valve actuator, and placing the sample in a water bath with the required temperature to ensure that the pot body is immersed in the water, wherein the constant temperature time is not less than 30 minutes.
C: wearing thick leather gloves, shaking the sample six times, aligning the inlet of the pressure gauge with the valve rod, placing the product upright, pressing with force, recording the pressure reading after the pointer of the pressure gauge is stable, repeating the test three times for each tank, and taking the average value.
D: the second and third tank samples were tested in this manner. The average of the three pot test results is the internal pressure of the product.
(8) Acid-base number value (pH) test
A: a completely packaged tank is sprayed with the contents according to the using method of the product in a clean 250ml triangular flask, and the sample liquid is collected. The solution was then placed in a 40 ℃ water bath to remove the propellant and cooled to room temperature for measurement.
B: weighing one part (5-10g) of the pretreated feed liquid sample in a beaker, adding 9 parts of treated distilled water without carbon dioxide, continuously stirring and standing at room temperature, taking the aqueous solution part of the sample, measuring the pH value of the aqueous solution part by using a corrected pH meter, recording the reading after the reading of the pH meter is stabilized for 1 minute, and repeatedly using another part of a new sample, wherein the average value of the two measurement results is the result of the final pH value.
2. The results of physical and chemical tests conducted on the eco-friendly non-foam type air fresheners obtained in examples 1 to 3 of the present invention, the commercially available air fresheners, and the air fresheners obtained in comparative examples 1 to 3 according to the QB2548 to 2002, respectively, are shown in Table 2.
TABLE 2 results of physicochemical tests on the eco-friendly non-foaming type air fresheners of examples 1 to 3, commercially available air fresheners, and air fresheners of comparative examples 1 to 3
According to the results of the physicochemical tests shown in table 2, it can be seen that the environment-friendly bubble-free air fresheners of examples 1 to 3 are significantly improved in spray form, smooth in spray, good in atomization, free from foam generation and free from droplet leakage in the use process, compared with the commercially available air fresheners and comparative examples 1 to 3. In addition, the environmental protection type air fresheners of examples 1 to 3 have a remarkably improved spray rate compared to the commercially available air fresheners and comparative examples 1 to 3.
Test example 2:
the environmental protection type non-foaming air freshener obtained in example 3, a commercially available air freshener, and the air fresheners obtained in comparative examples 4 to 6 were subjected to stability tests, respectively.
1. The stability test method comprises the following steps:
the same sample is vertically and inversely made into 3 samples respectively, and 90 samples in total are placed in the environment with the high temperature of 50 +/-1 ℃, the normal temperature and the low temperature of 0-5 ℃ for three months and then opened for stability test.
2. The results of the air freshener stability test for the eco-friendly non-foaming air freshener of example 3, the commercially available air freshener, and comparative examples 4 to 6 are shown in table 3.
Table 3 stability test results of the eco-friendly non-foam air freshener of example 3, a commercially available air freshener, and comparative examples 4 to 6
As can be seen from the stability test results shown in table 3, the environmentally friendly non-foaming air freshener of example 3 has good stability and safety as compared to the commercially available air fresheners and the air fresheners of comparative examples 4 to 6. The environment-friendly foamless air freshener of example 3 causes no corrosion or hardening of parts in the valve, and can be operated normally; and the corrosion to all parts in the inner wall of the tank container is not caused, the leakage amount of the tank is small, the sealing performance is good, and the safety is high. In addition, the environmental protection type air freshener of example 3 does not generate foam when used after three months, and the smell is not changed, and the stability is good.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.