JP2002205904A - Gel-like flies-attracting agent and method for producing the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a gel-like flies-attracting agent capable of simply handling, having slow transpiration of an active ingredient and long pot life and being safe even when eating it by mistake, and to provide a fly-catching tool using the agent. SOLUTION: The gel-like flies-attracting agent is produced by mixing a saccharide such as sucrose with a gelling agent such as devils-tongue powder in a state of powder under stirring, dispersing the gelling agent by the sucrose, adding water heated to a temperature at which the gelling agent can be melted to the gelling agent, melting the gelling agent by stirring and adding and mixing a flies-attracting agent with the gelling agent and solidifying the flies-attracting agent. A liquid flies-attracting agent containing, as a main ingredient, sucrose syrup comprising a plant extract is preferably used as the flies-attracting agent. Small flies, or the like, can be caught over a long period by using a flies- catching tool 1 obtained by combining the gelling-like flies-attracting agent 2 housed in a container, e.g. shown in the following figure with a tacky paper 5.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a gel-like attractant for flies and flys belonging to the subfamily Diptera, Muscidae, and a method for producing the same, and a fly utilizing the gel-like fly attractant and an adhesive paper. Regarding the fixture.

[0002]

2. Description of the Related Art In general, insecticides are used to control flies. However, extermination of flies with an insecticide is problematic in terms of safety, and safe control means and methods using fly attractants. For example, means for attracting flies and then trapping them with an attracting trap have been proposed. Conventionally,
As attractants for flies, for example, in addition to those containing a sex pheromone such as (Z) -9-tricosene as an active ingredient, flies containing a component obtained by extracting bamboo with a solvent or an extract obtained by squeezing bamboo are used as an active component. Attractant for flies having an excellent attraction effect against moss (JP-A-5-918), flies of bamboo shoot skin as it is, or using a solvent or a component extracted or extracted as an active ingredient Attractant (JP-A-6-4
No. 0830) and a fly attractant containing phenylacetate as an active ingredient (Japanese Patent Application Laid-Open No. 11-217305).

[0003] In addition, regarding a fly control trap or the like, a film-like resin composition for controlling insect pests containing a yellow to blue pigment for attracting insects such as flies and an insect growth controlling agent (Japanese Patent Laid-Open No. 5-301801). ), An insect trap having an attracting portion having one or more openings, a trapping portion, and a partition having a dropper opening separating the attracting portion and the catching portion and communicating with the space therebetween. An insect trap (Japanese Unexamined Patent Publication No. 8-322448) characterized in that a sail whose front and rear axes are substantially orthogonal to each other is provided on a surface thereof.
% By weight, 40% by weight of onion, 10% by weight of flour, a small amount of sugar and milk, and then dried. A container having one side opened with a pest attractant such as a fly harmless to the human body. A pest attractant (Japanese Patent Application Laid-Open No. Hei 7-53321), which is housed in a container and filled with a small amount of water in a container, is known.

Japanese Patent Application Laid-Open No. 9-202701 discloses that
A cockroach attractant having a sugar content of 50 to 80% and comprising a gel composition containing fibrin is described.
Fruit juice, honey, molasses, maltose, fructose, sucrose, sugar cane, palatinose, trehalose, sucrose, sophorose, kojiniol, turanose, laminaribiose, nigerellose, maltose, cellobiose, lactose, xylobiose, leucrose, gentiobiose Maltose, melbiose, rutinose, primberose, viscianose, robinose,
D-glucose, N-acetyl-D-glucosamine, D
-Galactose, D-galacturonic acid, D-mannose, D-xylose, D-fructose, L-arabinose, D-glucuronic acid, D-glucosamine, L-fructose and the like. Examples of the gelling agent include pectin, Color geenan, agar, gelatin, gelatin rubber,
Sodium alginate, guar gum, duran gum, locust bean gum, carboxymethylcellulose, polyacrylic acid and the like are exemplified. , Konjac and the like.

[0005]

SUMMARY OF THE INVENTION An object of the present invention is to provide a gel-like fly attractant which is easy to handle, has a slow evaporation of active ingredients, has a long pot life, and is safe even if eaten by mistake. Another object of the present invention is to provide a fly catcher using the same.

[0006]

Means for Solving the Problems The inventors of the present invention have made intensive studies to solve the above-mentioned problems, and as a result, have a sugar syrup containing sugar, konjac flour as a gelling agent and a plant extract as a main component. The present inventors have found that a gel fly attractant containing a fly attractant as a component shows a strong attracting action to flies for a long period of time, and have completed the present invention.

That is, according to the present invention, the saccharide and the gelling agent are mixed and stirred in powder form to disperse the gelling agent with the saccharide, and then heated to a temperature at which the gelling agent can be melted. Is added and stirred to melt the gelling agent, then the fly attractant is added and mixed, and then solidified, wherein a method for producing a gel fly attractant (Claim 1),
The method for producing a gel fly attractant according to claim 1, wherein sugar is used as the saccharide (claim 2), and the konjac powder is used as the gelling agent. 2. The method for producing a gel fly attractant according to claim 2 (claim 3), wherein a liquid fly attractant containing sugar syrup as a main component is used as the fly attractant. The method for producing a gel-like fly attractant according to any one of claims 3 to 4 (claim 4) and the method for solidifying the gel-like fly attractant according to any one of claims 1 to 4, The manufacturing method (Claim 5) and Claims 1 to 1
5. A gel fly attractant obtained by the method for producing a gel fly attractant according to any one of claims 5 to 6, and a liquid fly attractant containing sugar, konjac flour and sugar syrup as main components. Gel fly attractant containing (Claim 7)
The gel fly attractant according to claim 6 or 7, which has a pH of 3.8 or more and a sugar content of 32 or more (claim 8).
10. A fly catcher comprising a combination of a gel fly attractant according to any one of claims 1 to 8 and an adhesive paper, and a gel fly contained in a container. The fly remover according to claim 9 (claim 10), which is a class attractant.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION The method for producing a gel fly attractant of the present invention comprises mixing a saccharide and a gelling agent in powder form.
After stirring and dispersing the gelling agent with the saccharide, add water heated to a temperature at which the gelling agent can be melted, and then stir to melt the gelling agent, and then add a fly attractant. It is not particularly limited as long as it is a production method of mixing and then solidifying. Here, the term "fly" refers to, for example, house flies, Hime fly, house flies, and other species of the housefly subfamily such as house flies. Drosophila such as Drosophila, fleas such as Dermatophagidae, Dermatophagidae, and Leaf flies, flies, flies, flies, flies, and flies.

The fly attractant used in the method for producing a gel fly attractant of the present invention includes at least a component having an attraction effect on flies and at least a component having an attraction effect on flies. The composition can be mentioned, and a known fly attractant including a commercial product can be used.A liquid fly attractant containing sugar syrup as a main component, more specifically, AGRISENSE-BCF LTD.
A “Wasp and fly attractant” represented by the product code “BC1741” of (UK) can be suitably exemplified.
The wasp and fly attractant (BC1741) is a product containing sugar extracted from plants, and its composition is 60.0%
Sugar syrup (including plant extract), 0.5%
Acetic acid, 0.05% cochineal, 0.05% sodium metabisulfite, 0.05% Nipagard BPX ^™
(Preservatives approved for use in cosmetics and topical medicines, such as 2-phenoxyethanol, Bronopol, methyl-4-hydroxybe
nzoate, propyl-4-hydroxy-benzoate), 39.
Specific gravity 1.15 to 1.20, pH 6.0, with characteristic sweet and sour odor, composed of 35% moisture.
2-6.9 brown liquid.

The saccharide used for producing the gel fly attractant of the present invention is not particularly limited as long as it is a saccharide capable of lowering the active moisture value.
Fructose and the like can be exemplified, but sugar is preferred in terms of availability and cost. The gelling agent used in the method for producing a gel fly attractant of the present invention is not particularly limited as long as it is a known powdery gelling agent such as konjac powder, curdlan, etc. It is particularly preferred to use When konjac powder is used, there is almost no formation of a film on the surface of the gel-like material, the active ingredient evaporates slowly with time, and an excellent fly-attracting effect can be maintained for a long time. The konjak flour is not particularly limited, and any konjak flour may be used as long as it is usually used for the production of konjac jelly, for example, crude konjac flour, purified konjac flour (glucomannan) and the like. be able to. The amount of such a gelling agent to be used cannot be determined unconditionally depending on the type of the gelling agent used, but is usually 0.5 to 3% by weight, preferably 0.8% by weight, per final product of the gel-like fly attractant. ~ 1.
2% by weight, especially about 1% by weight is used. By mixing and stirring the powdered gelling agent such as konjac powder with the saccharide as it is, the gelling agent can be dispersed almost uniformly by the saccharide, and as a result, the active ingredient can be dispersed over time. Can evaporate slowly. The melting of the powdered gelling agent can be performed by adding water at room temperature and then heating, but adding water heated to a temperature at which the powdered gelling agent can be melted and stirring. It is preferable that the gelling agent be melted to maintain uniform dispersibility.

As described above, the above fly attractant is added to and mixed with the mixed melting solution of the gelling agent and the saccharide while maintaining uniform dispersibility, and then solidified, whereby the gel fly according to the present invention is obtained. An attractant can be manufactured. The fly attractant is preferably added at a temperature not lower than the solidification temperature of the mixed melt solution and at a temperature at which the gelling agent or the fly attractant is not denatured, and particularly preferably a temperature at which the fly attractant is easily dispersed uniformly. . In particular, when the fly attractant is a liquid, it is advantageous because it can be easily and uniformly dispersed. Further, it is preferable that the solidification be performed in a container in order to easily produce the gel fly attractant in the container. The container is not particularly limited, but specific examples thereof include a cup-shaped container and a tube-shaped container. In the production of the gel fly attractant of the present invention, other components may be used in addition to the saccharide, the gelling agent and the fly attractant. Such auxiliary ingredients include fruit juice, milk, skim milk powder, various starches, flour, rice bran, bran, corn flour,
Fish meal, liquor, edible oil, alcohols, various fibers,
Preservatives such as sorbic acid can be mentioned.

For example, when sugar is used as sugar, konjac flour is used as a gelling agent, and the wasp and fly attractant (BC1741) is used as a fly attractant, a mixture of sugar and konjac flour is about 85 ° C. Water was added and stirred to melt the konjac powder, and when the mixed melt reached about 80 ° C., a fly attractant (BC1741) was added and mixed,
The standard is pH 3.8 or more and sugar content 32 or more.
Only when the amount is less than 8, sodium citrate is added, and the sugar concentration can be adjusted by adjusting the amount of added sugar in advance. Then, when the temperature of the mixture of the fly attractant drops to about 70 ° C., the mixture is put into a konjac jelly production machine or the like, and the product packed in the container is immersed in cold water and solidified, whereby the cup-shaped container of the present invention is obtained. It can be used as a gel fly attractant.

The gel fly attractant of the present invention is not particularly limited as long as it can be obtained by the above-mentioned method for producing a gel fly attractant. From the point of attraction, the sugar and the konjac powder are mixed and stirred as they are, and the konjac powder is dispersed with the sugar, and then water heated to a temperature at which the konjac powder can be melted is added. After stirring to melt the konjac powder, add the fly attractant (BC1741)
A gel fly attractant obtained by mixing and then solidifying, that is, a gel fly attractant containing sugar, konjac flour and a fly attractant (BC1741), particularly pH
Gel fly attractants having a sugar content of 3.8 to 4.0 and a sugar content of 32 to 35 are preferable, and the gel fly attractants contained in a container such as a cup-shaped container are suitable for storage stability and use form. More preferred.

The fly remover of the present invention is not particularly limited as long as it is a fly remover comprising a combination of the above-mentioned gel fly attractant of the present invention and an adhesive paper. A preferred example is a fly catcher in which a gel fly attractant in a container is set in an appropriate trap to which an adhesive paper is stuck. Hereinafter, specific examples of the fly removing device of the present invention will be described with reference to the drawings. A fly remover 1 (assembly-separated fly remover) shown in FIG. 1 holds an attractant 2 in a cup-shaped container at the lower center, has locking pieces 3 at both lower ends, and has a small hole at the upper center. An attractant holding plate 6 having adhesive papers 5 for catching flies on both the upper and lower surfaces of the cup-shaped attractant 2, and a lower portion of the attractant holding plate 6. And an outer box 7 having an open upper surface capable of being inserted and locked diagonally, and having a rectangular cross section having two large openings on the side surfaces. This type of fly remover 1 is of an assembling type. First, the folded outer box 7 is opened so as to have a rectangular cross section, and then the upper seal is peeled off to open the cup-shaped container. After the agent 2 is fitted and held in the attractant holding portion provided in the lower center of the attractant holding plate 6, the attractant holding plate 6 in which the surface release paper of the adhesive paper 5 is peeled off to expose the adhesive portion is removed. It is inserted diagonally from the lower part of the outer box 7 and is locked to the corner ridge of the outer box 7 by the locking piece 3 of the attractant holding plate 6. This assembled fly removing tool 1 can be placed on a bright place where flies gather, around water, in a sunny kitchen, or the like.
It is used by hanging it.

The fly remover 10 (assembly-integrated fly remover) shown in FIG. 2 is also of an assembling type, has large openings on both left and right sides of two inclined side walls, and has one inclined side wall center. It is composed of a horizontally long box 11 having left and right open both sides, in which the attractant 2 in a cup-shaped container is held at its part and the adhesive paper 5 for catching flies is adhered to the bottom. This type of fly removing tool 10 is used by being placed under a window frame or a food work table. The fly picking tool 20 (futaba fly picking tool) shown in FIG.
1 is inserted into an attractant 2 in a cup-shaped container,
This type of fly remover 20 is used for a flower pot 22 such as a houseplant.
Applied to The fly remover 30 (hull form fly remover) shown in FIG. 4 is composed of the attractant 2 in a cup-shaped container placed on the bottom of the fly remover 2 and a boat box 31 with an open top.
Adhesive paper 5 for catching flies is adhered to the inner surfaces of both sides of the sheet. A fly catching device 40 (flat fly catching device) shown in FIG. 5 includes a backing 41 on which a fly catching adhesive paper 5 having two recesses for injecting a gel-like fly attractant is stuck, and the backing 41. 41 is formed of a gel-like fly attractant 42 squeezed out from a gel (paste) fly-like attractant contained in a tubular container in the above-mentioned depression. The fly remover 30 and the fly remover 40 are also used by being placed under a window frame or a food work table. In addition, the gel fly attractant of the present invention can be used in a state of being mixed with another carrier such as fiber.

[0016]

EXAMPLES Hereinafter, the production of the gel-like fly attractant in a container of the present invention will be described with reference to examples, but the technical scope of the present invention is not limited to these examples. Example 1 (Preparation of gel fly attractant in cup-shaped container) 500 g of sugar ("T.I white sugar" manufactured by Toyo Seika Co., Ltd.) and 50
g of konjac flour ("Timac Mannan" manufactured by Orihiro Co., Ltd.) was mixed and stirred with a blender ("Heating Pastelizer" manufactured by Koguchi Tekko Co., Ltd.) for 15 minutes. Thereafter, 2.5 L of hot water heated to 85 ° C. was added, and the mixture was stirred for about 10 minutes. When the mixed liquid of konjac flour and sugar reaches about 80 ° C. after stirring, the fly attractant (AGRISENSE-BCF LTD., “Wasp and fly attractant with product code“ BC1741 ””;
2.5 L is added and mixed, and the pH is adjusted to 3.8 by adding sodium citrate only when the pH of the obtained added mixed liquid is 3.8 or less. When the temperature of the added mixed liquid was lowered to 70 ° C., a konjac jelly manufacturing machine (“CFF” manufactured by CKD) was used.
-860ML "), and after filling in a cup-shaped container, 1
It is immersed in cold water at 0 ° C. to be solidified, and about 200 gel fly attractants products (about 25 g) in a cup-shaped container of the present invention are prepared.
I got The pH of the obtained product is 3.8-4.0,
The sugar content was 32-35.

Example 2 (Flies fly test) The fly fly attractant in a cup-shaped container prepared in Example 1 was set on the fly catcher of the present invention shown in FIG. 1 to generate fly. The fly was placed around the kitchen water for 24 hours, and the number of flies trapped on the adhesive paper (75 mm × 95 mm) on both sides was counted. In addition, the fly extractor in which the gel-like fly attractant in the cup-shaped container is not set is used as a control, and the above-mentioned liquid fly attractant is added to the cup-shaped container in place of the gel-like fly attractant in the cup-shaped container. The case where BC1741 "was used was used as a negative control. As a result of repeating the fly fly catching test three times, the number of fly fly trapped on the double-sided adhesive paper (75 mm × 95 mm) was 42 on average when the fly catcher of the present invention was used, and the fly was attracted by the negative control. The average was 17 when the agent "BC1741" was used, and 6 when the gel fly attractant contained in the control cup-shaped container was not set. In the case of using the negative control fly attractant "BC1741", fly flies gather within 1 m of the area where the attractant evaporates spontaneously. When the attractant was used, it was found that the fly grew quickly, and that the fly catcher itself flies.
When the negative control liquid fly attractant “BC1741” is used, 25 g of the liquid spontaneously evaporates within a few hours. However, by using the gel fly attractant as in the present invention, 12 g of the liquid fly attractant can be obtained. .5 g of liquid fly attractant "BC
1741 "was also found to be effective for two to four weeks.

[0018]

The gel fly attractant of the present invention has excellent moisturizing properties, and gradually exudes liquid from the surface and can evaporate the attracting component little by little, so that it is excellent for a long time. Flies can be attracted. In particular, when konjac powder is used as the gelling agent, the attraction effect can be maintained for a long time. In addition, dripping can be prevented by making the fly attractant a gel type. Further, the gel fly attractant of the present invention is a saccharide,
Since it is composed of an edible gelling agent such as konjac flour and a flies attracting liquid using natural materials, it is safe to ingest accidentally.

[Brief description of the drawings]

FIG. 1 is an assembled perspective view of a fly removing device of the present invention.

FIG. 2 is an assembled perspective view of a fly remover according to another embodiment of the present invention.

FIG. 3 is a perspective view of a fly remover according to another embodiment of the present invention and an explanatory view of its use.

FIG. 4 is a perspective view of a fly remover according to another embodiment of the present invention.

FIG. 5 is a perspective view of a fly removing device according to another embodiment of the present invention.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 assembly-separated fly remover 2 attractant in cup-shaped container 5 adhesive paper for catching fly 10 integrated fly remover 20 futaba fly remover 30 hull fly remover 40 flat fly remover

Claims (10)

[Claims] 1. A saccharide and a gelling agent are mixed and stirred in powder form to disperse the gelling agent with the saccharide, and then water heated to a temperature at which the gelling agent can be melted is added. ,
After stirring to melt the gelling agent, add a fly attractant.
A method for producing a gel fly attractant, comprising mixing and then solidifying. 2. The method for producing a gel fly attractant according to claim 1, wherein sugar is used as the saccharide. 3. The method for producing a gel-like fly attractant according to claim 1, wherein konjac powder is used as the gelling agent. 4. The method for producing a gel fly attractant according to claim 1, wherein a liquid fly attractant containing sugar syrup as a main component is used as the fly attractant. Method. 5. The method for producing a gel fly attractant according to claim 1, wherein the gel fly is solidified in a container. 6. A gel fly attractant obtained by the method for producing a gel fly attractant according to claim 1. 7. A gel fly attractant comprising a liquid fly attractant containing sugar, konjac flour and sugar syrup as main components. 8. The gel fly attractant according to claim 6, which has a pH of 3.8 or more and a sugar content of 32 or more. 9. A fly remover comprising a combination of the gel fly attractant according to claim 6 and an adhesive paper. 10. The fly catcher according to claim 9, wherein the gel fly attractant is a gel fly attractant contained in a container.