JPH0860179A - Treatment of waste oil and treating agent for waste oil - Google Patents

Abstract

PURPOSE: To produce a pure soap by recycling waste oil without using a deleterious substance by mixing waste oil with a waste oil-treating agent in a vessel of a desired capacity under stirring, further adding water or hot water, allowed to stand for a certain time, then adding water or hot water again. CONSTITUTION: An appropriate amount of waste oil and a powdery treating agent comprising an alkali metal salt of fatty acid, sodium orthosilicate and sodium sillicate in an amount of 70g per 100cc of the waste oil are charged in a vessel of desired capacity and they are stirred. Then, water or hot water at a certain temperature is added, they are stirred, then allowed to stand for a specific time and again water or hot water is added, and they are stirred. Thus, the waste oil such as domestic frying (TENPURA) oil can be recycled as creamy or soil soap simply without using the deleterious substance such as caustic soda.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a waste oil treatment method and a waste oil treatment agent for reusing waste oil as pure soap.
More specifically, the present invention relates to a waste oil treatment method and a waste oil treatment agent that allow household waste oil such as tempura oil to be easily reused as pure soap without using any deleterious substances such as caustic soda.

[0002]

BACKGROUND ART In general, waste oil of cooking oil used for deep-fried food and the like for home and business use is very troublesome to dispose of. For example, in the case of commercial use, since it is a large amount, it is often entrusted to the collection company, but in general households, it is necessary to disperse it in cloth or paper or to dispose of it by using waste oil coagulant etc. In addition to the fact that it takes time and effort, it is not uncommon for waste oil to flow directly into sewage, which is an environmental health problem.

By the way, in recent years, in view of such environmental hygiene problems, a soaped waste oil treating agent and a waste oil treating method have been invented so as to reuse waste oil as soap. Heretofore, as a method for treating such waste oil with soap, additives mainly containing caustic soda, caustic alkali, ammonia and the like have been used. As a soaping agent for edible waste oil, for example, the one disclosed in JP-A-61-16000 is well known as a conventional example. The soaping agent in this conventional example is composed of a strong alkaline salt of an inorganic weak acid and a surfactant, the content of the strong alkaline salt of the inorganic weak acid is 85 to 99%, and the content of the surfactant is 1 to 15%.
It is characterized in that it is wt%.

[0004]

However, in the conventional soaping method and the soaping agent disclosed in Japanese Patent Laid-Open No. 61-116000, deleterious substances such as caustic soda or strong substances are used. Since the main component is alkaline sodium orthosilicate, manufacturing and handling are dangerous, and due to strict legal regulations, anyone can easily produce soap from waste oil. It wasn't something.

The present invention has been made in view of the above-mentioned conventional problems, and the waste oil can be used as pure soap safely and easily with a sense of cooking without using a deleterious substance such as potable soda. It is intended to provide a waste oil treatment method and a waste oil treatment agent that can be reused.

[0006]

SUMMARY OF THE INVENTION In order to solve the above-mentioned conventional problems and achieve the intended purpose, the constitution which is the gist of the present invention is to store an appropriate amount of waste oil in a container of a desired size. After adding the waste oil treatment agent and mixing and stirring, add water or hot water at a predetermined temperature and stir, then leave it for a predetermined time, and then add water or hot water at a predetermined temperature and stir again. A method for treating waste oil is obtained in which a pure soap in the form of cream is obtained, and a pure soap in the form of solid is obtained by mixing and stirring an appropriate amount of the waste oil, a powdery waste oil treating agent, and an appropriate amount of palm coconut oil.

Further, in the above waste oil treatment method, 70 g of the waste oil treating agent (for obtaining creamy soap) or 100 cc of the waste oil is used for 22 cc of the waste oil.
It is advisable to add 0 g of a waste oil treatment agent (when obtaining a solid soap), and by extension use a waste oil treatment agent containing potassium fatty acid, sodium fatty acid, sodium orthosilicate and sodium silicate as main components. Preferably.

On the other hand, the waste oil treating agent according to the present invention for carrying out this method comprises 33.0% by weight (including ± 15%)% of fatty acid potassium and 23.5% by weight (including ± 15%)%.
Fatty acid sodium, 17.0 wt% (including ± 15%) sodium orthosilicate, 10.2 wt% (± 15%)
%) Sodium silicate and 16.3% by weight (including ± 15%)% powder additive, or 12.09% by weight (± 15%)
% Fatty acid potassium (including 15%) and 8.6 weight (±
15% (including 15%) sodium fatty acid, 21.6% by weight (including ± 15%)% sodium orthosilicate, 22.2
35% by weight of sodium silicate (including ± 15%)
It is characterized by being composed of a predetermined moisturizing and solidifying accelerator of weight (including ± 15%)% and an additive.

Further, it is preferable that the additive contains one or more of palm palm oil, gelling agent, fragrance, deodorant, colorant and antioxidant.

[0010]

The method for treating household waste oil according to the present invention is to put an appropriate amount of waste oil and a waste oil treatment agent in a container of a desired size, mix and stir, and then add water or hot water at a predetermined temperature and stir,
Then, after leaving it for a predetermined period of time, water or hot water at a predetermined temperature is added again and stirred to form a cream, so that a pure soap which is well dissolved in water and easy to use can be obtained.

Further, by mixing 70 g of a waste oil treating agent with 100 cc of waste oil, it becomes suitable for stirring work without becoming harder than necessary, and a hardness suitable as a cream soap of the final product can be obtained. Become. Furthermore, to 100 cc of waste oil, 220 g of powdered waste oil treatment agent (when palm coconut oil is adopted) is added without adding water or hot water at a predetermined temperature at the time of mixing and stirring. In addition, a solid product can be obtained as the final product of pure soap.

The above-mentioned waste oil treating agent comprises potassium fatty acid,
By using sodium fatty acid, sodium orthosilicate, and sodium silicate as main components, pure soap containing no surfactant other than soap can be obtained. In addition, the waste oil treatment agent is 33.0 wt% (including ± 15%)% fatty acid potassium, 23.5 wt% (including ± 15%)% fatty acid sodium, and 17.0 wt% (± 15%). % Of sodium orthosilicate and 10.2% by weight (including ± 15%)
Of sodium silicate and 16.3% by weight (including ± 15%) of powder additive or 12.09% by weight (including ± 15%) of fatty acid potassium and 8.6% by weight (± 15%) % Fatty acid sodium and 21.6 weight (± 15%)
% Of sodium orthosilicate, and 22.2 weight (± 1
5% (including 5%) sodium silicate, 35.51 weight (± 1
By comprising a predetermined moisturizing and solidifying accelerator of 5% (including 5%) and an additive, it is safe to handle even if it is touched by the hand, it is easy to handle, and the odor of waste oil disappears.

Further, the additive contains one or more of palm coconut oil, gelling agent, fragrance, deodorant, colorant, and antioxidant, so that the water is well drained and a firm hand is obtained. In addition to the above, any scent or coloring is possible. Hereinafter, the present invention will be described in more detail with reference to Examples.

[0014]

[Examples] In the present invention, "waste oil" mainly refers to edible waste oil such as tempura oil and salad oil, but is not limited to household waste oil, and tofu manufacturing and prepared food manufacturing It also includes industrial waste oil generated in the food service industry. Also, "pure soap" refers to those that do not contain a surfactant other than soap,
It has excellent degradability and is gentle on the skin and the environment, and has a strong cleaning power. It can be used not only for hand washing, but also for washing dishes, kitchens, and various other places. Experimental Example 1 Upon completion, creamy pure soap First, the first step of the method for treating waste oil according to the present invention will be described. A predetermined amount of waste oil and a waste oil treating agent are put in a container having a desired size, and mixed and stirred. The mixing ratio of the waste oil and the soap composition is preferably 70 g of the waste oil treating agent with respect to 100 cc of the waste oil, and well stirred with a stirring rod such as chopsticks until it becomes a gel.

The stirring means is not limited to the stirring rod, and a commercially available stirrer may be used for mechanical stirring.
Alternatively, the contents (specifically, waste oil and waste oil treatment agent) may be put in a container with a lid and shaken to mix and stir. Furthermore, as a waste oil treatment agent, 33.0 weight (± 15
% Fatty acid potassium, and 23.5 weight (± 1
5% (including 5%) sodium fatty acid, 17.0% by weight (including ± 15%)% sodium orthosilicate, 10.2
Use is made of sodium silicate by weight (including ± 15%)% and powder additive of 16.3% by weight (including ± 15%).

The fatty acid potassium is, for example, palm palm oil, and the additive is, for example, 0.3% by weight (including ± 15%)%.
EDTA (preservative: sequestering agent), 16.0% by weight (including ± 15%) moisturizing / protecting agent, but if necessary, a perfume, deodorant, coloring agent, etc. are used together. Needless to say.

Next, the second step will be described. Water or hot water at a predetermined temperature is added to the gel-like material obtained in the previous step, and the mixture is further stirred. As the temperature and the amount of such added water,
35 to 45 degrees, 100 to 150 cc (preferably 100
~ 120 cc) is good. Next, the third step will be described. To the stirrer after curing obtained in the previous step, lukewarm water at a predetermined temperature (preferably 35 to 45 degrees) is added and further stirred. The amount of such hot water to be added is preferably about 100 to 150 cc, and a creamy (semi-neri state) final product (pure soap) can be obtained simply by mixing gently and leaving it for a predetermined time.

Soap was trial-produced using 100 cc of edible waste oil and the waste oil treating agent of the present invention having the composition shown in Table 1 below. In addition, the method of trial production is to put the waste oil (100 cc) and 70 g of the waste oil treating agent in a 1 liter container, and stir them to transform them into a gel, and then, for example, 40 ± 5 °. About 100 cc of lukewarm water was added, and the mixture was further stirred and left for about 20 minutes. After that, add 110 cc of lukewarm water again and lightly (in other words,
After stirring (until the separated state disappeared), pure whitish creamy soap was obtained.

[0019]

[Table 1]

Experimental Example 2 Upon completion, solid pure soap First, the first step of the method for treating waste oil according to the present invention will be described. A predetermined amount of waste oil and a powdery waste oil treating agent are put in a container having a desired size, and mixed and stirred. The mixing ratio of waste oil and soap composition is 220 g per 100 cc of waste oil.
The waste oil treatment agent of is preferable, and it is stirred well with a stirring rod such as chopsticks until it becomes a gel.

Further, the stirring means is not limited to the above-mentioned stirring rod, and mechanical stirring using a commercially available stirrer,
Alternatively, the contents (specifically, waste oil and waste oil treatment agent) may be put in a container with a lid and shaken to mix and stir. Furthermore, as the waste oil treatment agent, all are powder 1
2.09 wt% (including ± 15%)% potassium fatty acid, 8.6 wt% (including ± 15%)% fatty acid sodium, and 21.6 wt% (including ± 15%)% sodium orthosilicate And 22.2% by weight (including ± 15%) sodium silicate, 35.51% by weight (including ± 15%) predetermined moisturizing and solidification accelerator, and an additive are used. .

The fatty acid potassium is, for example, palm coconut oil, and the additive is, for example, 0.15% by weight (including ± 15%).
% EDTA and 26.0% by weight (including ± 15%) moisturizing / protecting agent, but it goes without saying that a fragrance, a deodorant, a coloring agent and the like may be used in combination if necessary. Next, the second step will be described. To the gel-like product obtained in the previous step, 40 cc of palm coconut oil was added and further stirred,
Leave it for about 1 hour, take it out, and shape it into the desired shape. Then, by leaving it for about 8 to 10 hours, a solid final product (pure soap) can be obtained.

Soap was trial-produced with 100 cc of edible waste oil using the waste oil treating agent of the present invention having the composition shown in Table 1 below. In addition, the trial production method is to put the waste oil (100 cc) and 220 g of the waste oil treating agent in a 1 liter container and stir them to transform them into a gel, then add 40 cc of palm coconut oil and further. After stirring well and leaving it for about 1 hour, the semi-solid soap was taken out of the container, subjected to predetermined molding and left for about 7-8 hours to obtain a whitish solid soap of a predetermined shape. .

[0024]

[Table 2]

As a result of performing a property test on the pure soaps obtained in the above-mentioned Experimental Examples 1 and 2, all of the foaming, drainage and detergency were good, there was no oily odor, and the residual fatty acid content was very small. Met. The present invention is not limited to the above-described embodiments, and can be freely modified in design within the scope of the object of the present invention, and the present invention includes all of them.

In particular, although EDTA was used as an additive in the above-mentioned embodiment, it is possible to obtain the same pure soap even when it is not used, and the present invention is not limited to the above-mentioned embodiment.

[0027]

The method for treating waste oil according to the present invention is such that a proper amount of waste oil and a waste oil treating agent are put in a container of a desired size, mixed and stirred, and then water or hot water at a predetermined temperature is added and stirred. Then
Then, after leaving it for a predetermined period of time, water or hot water at a predetermined temperature is added again to obtain a creamy pure soap by stirring, and an appropriate amount of waste oil, a powdery waste oil treatment agent and an appropriate amount of palm coconut oil are added. A solid pure soap is obtained by mixing and stirring, and anyone can safely and reliably turn waste oil into pure soap without using any conventional deleterious substances such as caustic soda. It has an excellent effect that it can be reused.

For 100 cc of waste oil, 70 g of waste oil treatment agent (when obtaining creamy soap) or waste oil 1
To 00 cc, 220 g of a waste oil treatment agent (when obtaining a solid soap) is preferably blended, and by extension, a waste oil containing potassium fatty acid, sodium fatty acid, sodium orthosilicate, and sodium silicate as main components. By using the treatment agent, since a surfactant other than soap is not contained, pure soap that is excellent in component decomposability, has a strong detergency, and is gentle to the skin and the environment can be obtained.

The waste oil treating agent contains 33.0% by weight (including ± 15%)% of fatty acid potassium, 23.5% by weight (including ± 15%) of fatty acid sodium,
0 wt% (including ± 15%)% sodium orthosilicate and 1
0.2 wt% (including ± 15%)% sodium silicate and 1
6.3 wt% (including ± 15%)% powder additive or 12.09 wt% (including ± 15%)% fatty acid potassium and 8.6 wt% (including ± 15%)% Sodium fatty acid, 21.6% by weight (including ± 15%) sodium orthosilicate, 22.2% by weight (including ± 15%) sodium silicate, 35.51% by weight (including ± 15%) )% Of a predetermined moisturizing and solidifying accelerator and a liquid additive, it is safe to touch and is easy to handle.

Further, the additive contains one or more of a gelling agent, a fragrance, a deodorant, a coloring agent, and an antioxidant, so that the water will be drained well and a firm hand feeling can be obtained. It is also possible to add an arbitrary scent or color if necessary. As described above, the present invention is very safe to handle because it is possible to easily make pure soap using edible waste oil and does not use deleterious substances such as fire or caustic soda.
Furthermore, the finished pure soap has excellent degradability, is kind to the skin and environment, and has a strong cleaning power. It can be used not only for hand washing but also for washing dishes, kitchens, and various other places. Moreover, it is possible to provide a useful waste oil treatment method and a waste oil treatment agent which are creamy or solid and easy to handle and do not leave the smell of waste oil.

Claims (9)

[Claims] 1. An appropriate amount of waste oil and a waste oil treating agent are put in a container of a desired size, mixed and stirred, and then water or hot water at a predetermined temperature is added and stirred, and then left for a predetermined time. After that, a method for treating waste oil is characterized in that creamy or solid pure soap is obtained again by adding water or hot water at a predetermined temperature and stirring. 2. A treatment of waste oil, characterized in that a pure soap in a solid state is obtained by mixing a proper amount of waste oil, a powdery waste oil treatment agent and palm coconut oil in a container of a desired size and stirring the mixture. Method. 3. The method for treating waste oil according to claim 1, wherein 70 g of the waste oil treating agent is mixed with 100 cc of the waste oil. 4. The method for treating waste oil according to claim 2, wherein 220 cc of a powdery waste oil treating agent and 40 cc of palm coconut oil are mixed with 100 cc of the waste oil. 5. The waste oil treating agent contains powdery fatty acid potassium, powdery fatty acid sodium, powdery sodium orthosilicate, and powdery sodium silicate as main components. The method for treating waste oil according to 2 and 3 and 4. 6. The waste oil treating agent comprises powdered potassium fatty acid, powdered sodium fatty acid, powdered sodium orthosilicate, powdered sodium silicate, and moisturizing and solidifying a predetermined powder / liquid. The main component of which is an accelerator.
And the method for treating waste oil according to item 4. 7. 33.0 wt% (including ± 15%) fatty acid potassium, 23.5 wt% (including ± 15%)% fatty acid sodium, and 17.0 wt% (including ± 15%) %
Waste oil comprising 10.2 wt.% (Including ± 15%)% sodium silicate and 16.3 wt.% (Including ± 15%)% powder additive. Processing agent. 8. 12.09 wt% (including ± 15%)% fatty acid potassium, 8.6 wt% (including ± 15%)% fatty acid sodium, and 21.6 wt% (including ± 15%) %
Of sodium orthosilicate, 22.2% by weight (including ± 15%) of sodium silicate, 35.51% by weight (including ± 15%) of a predetermined moisturizing and solidification accelerator, and an additive. A waste oil treatment agent characterized in that 9. The additive is palm coconut oil, a gelling agent,
The waste oil treatment agent according to claim 7 or 8, which comprises one or more of a fragrance, a deodorant, a colorant, and an antioxidant.