TWI551360B - Pest control material, pest control steel sheet and pest control steel sheet - Google Patents

Description

Insect-resistant material, insect-resistant steel sheet and method for manufacturing insect-resistant steel sheet

The present invention relates to an insect-resistant article and a method of manufacturing the same, and more particularly to a method for manufacturing an insect-repellent material, an insect-resistant steel sheet and an insect-resistant steel sheet.

In the prior art, pre-painted galvanized steel (Pre-painted steel) is produced by coating one or more layers of paint on a galvanized steel sheet to form a coating film. On the conventional process, the Polyester paint is applied to the steel plate by roll coating, and after uniform leveling and baking process, a uniform coating layer is obtained. Conventional coatings with special functions must add appropriate additives to the coating to enhance its function.

In the prior art, the pre-coated galvanized steel sheet is mainly used in the roof, side wall or the iron-rolled door of the factory building, and the special function has the characteristics of anti-inducing and beautiful, such as high shininess, and can be used as Reflective lampshade or LCD reflector. However, there is no steel sheet for pest control in the prior art.

Therefore, it is necessary to provide an innovative and progressive insect-repellent material, a pest-proof steel sheet and a method for manufacturing an insect-resistant steel sheet to solve the above problems.

The present invention provides an insect repellent material comprising a resin and pyrethrin.

The invention further provides an insect-resistant steel sheet, comprising: a steel plate and an insect-proof material. The steel sheet has a first side. The pest control material is disposed on the first side to form a pest control film comprising a resin and a pyrethroid.

The invention further provides a method for manufacturing an insect-resistant steel sheet, comprising the steps of: (a) providing a steel plate having a first side; (b) a mixed tree The lipid and the pyrethroid form an insect-repellent material; and (c) the insect-repellent material is disposed on the first side to form an insect-repellent film layer to form an insect-resistant steel sheet.

The insect-repellent material and the insect-repellent steel sheet of the invention have excellent anti-bug property, can eliminate infections of bacteria and vectors transmitted by insects, etc., and are greatly beneficial to family and public health, and have Excellent mechanical properties (small color difference, no rust, no peeling, no blistering).

The insect repellent material of the present invention includes a resin and a pyrethroid. In the present embodiment, the resin is a polyester resin selected from the group consisting of Deltamethrin, Cypermethrin, and alpha-Cypermethrin. Preferably, the concentration of dimerist is 0.02-0.05 weight percent (wt%); the concentration of satermridin is 0.2-0.5 wt%; the concentration of imipenem is 0.02-0.1 wt%. The insect-repellent material of the present invention can be disposed on the surface of a substrate to form an insect-repellent substrate (for example, an insect-resistant steel sheet), and the insect-resistant substrate can be applied to a home appliance casing, a kitchen utensil or an indoor compartment.

Referring to Figure 1, there is shown a schematic view of a first embodiment of the insect resistant steel sheet of the present invention. In the present embodiment, the insect-resistant steel sheet 1 includes a steel sheet 11 and an insect-repellent material 12. The steel sheet 11 has a first side surface 111. The steel sheet 11 may be a hot dip galvanized steel sheet. The pest control material 12 is disposed on the first side surface 111 to form a pest control film 12 comprising a resin and a pyrethroid. The insecticidal film layer has a thickness of 5 to 25 μm. Preferably, the insecticidal film layer has a thickness of 20 μm. The insect-resistant steel sheet 1 can be produced by coating a pre-coated steel coil, and can be used for the use of a home appliance casing, a kitchen utensil, and an indoor compartment.

In the present embodiment, the insect-repellent material 12 is an insect-repellent material as described above, and the composition and composition of the insect-repellent material are not described herein.

Referring to FIG. 2, a back paint 13 may be further disposed on a second side 112 of the steel sheet 11, the second side 112 being opposite to the first side 111. The setting of the back paint 13 can increase the protective, aesthetic and rust-proof effect of the steel sheet 1.

Referring to Figure 3, there is shown a schematic view of a second embodiment of the insect resistant steel sheet of the present invention. The insect-resistant steel sheet 2 of the present embodiment is substantially the same as the insect-resistant steel sheet 1 of the first embodiment, except that the insect-resistant steel sheet 2 of the present embodiment further includes a primer 14 on which the primer 14 is disposed. The first side 111 of the steel sheet 11 is provided on the primer 14. The provision of the primer 14 increases the adhesion, corrosion resistance and processability of the insecticidal film layer. The same portions as those of the insect-resistant steel sheet 1 of the first embodiment are denoted by the same reference numerals and will not be described again.

Referring to FIG. 4, in addition to the primer 14, a backing 13 may be further disposed on a second side 112 of the steel sheet 11, the second side 112 being opposite to the first side 111.

Figure 5 is a flow chart showing the manufacture of the insect-resistant steel sheet of the present invention. Referring to FIG. 1 and FIG. 5, first, referring to step S51, a steel plate 11 having a first side surface 111 is provided. Referring to step S52, the mixed resin and pyrethroid form an insect-repellent material 12. Referring to step S53, the insect-repellent material 12 is disposed on the first side surface 111 to form an insect-repellent film layer to form an insect-resistant steel sheet 1.

In this embodiment, step S53 includes the following steps: step S531, coating the insect-repellent material 12 on the first side surface 111; and step S532, baking the insect-repellent material 12 to form the anti-worm material on the first side surface 111 Insect layer; steps S533, quenching and cooling the steel sheet 11 and the insect-repellent film layer; and step S534, drying the steel sheet 11 and the insect-repellent film layer to prepare the insect-resistant steel sheet 1 of the present invention.

Preferably, in step S531, the insect-repellent material 12 is applied to the first side surface 111 by means of roll coating (also by knife coating); the baking temperature in step S532 is 170-300 ° C, and baking is performed. The baking time is 20~60 seconds, and the baking circulation air volume is 50~90%.

Preferably, before step S531, a step of providing a primer 14 on the first side 111 of the steel sheet 11 (baked) may be further included, and the insect-repellent material 12 is further disposed on the primer 14 ( Refer to Figure 3).

Alternatively, a back paint 13 may be further disposed on a second side 112 of the steel sheet (refer to FIGS. 2 and 4), the second side 112 being opposite to the first side 111. It can be understood that the step of setting the back paint can be performed before step S531, or alternatively after step S531.

The invention is illustrated by the following examples, which are not intended to be limited to the scope of the invention.

Example:

Production:

In the present example, the resin was obtained by Universal Coatings Co., Ltd. polyester resin coating (No. CW36414), primer coating (No. CFP002191), the primer was set to a film thickness of about 5 μm, and the insecticidal film layer was set to have a film thickness of about 20 μm.

Three pyrethrum components, Deltamethrin, Cypermethrin, and alpha-Cypermethrin, were added and mixed into the resin to form three insect-repellent materials. Adding concentration is the first Defensin 0.03 wt%, satermridin was 0.3 wt%, and imipenem was 0.05 wt%.

First, the primer coating is applied to the surface of the steel sheet, and the primer is baked to form a film thickness of 5 μm; then, an appropriate amount (about 5 grams) of the insect-repellent material is firstly deposited on the surface of the steel sheet to coat the rod. The plate is applied with a thickness of about 20 μm, and the steel plate with the insect-proof material is placed in the oven according to the set oven temperature (about 200-300 ° C), baking time (20 seconds to 60 seconds), and the circulating air volume (50-90%). After baking conditions, the insect-repellent material is dried to form an insect-repellent film layer; finally, the steel plate is removed from the oven, cooled and quenched by quenching water to complete three kinds of insect-proof steel sheets.

test:

In this example, an anti-caries test was carried out to test the insect-preventing effect of the insect-resistant steel sheet of the present invention. In the insect-repellent performance test of three kinds of insect-resistant steel sheets containing Ya-Ning, Di-Ning and Sai-Ning, the experimental results show that the insect-repellent effects of the three insect-resistant steel sheets are very satisfactory, and the insect-inducing effect becomes longer with time. Straight line changes, the longer the time, the better the insect control effect.

Moreover, the experimental results show that the insect-repellent effects of the three insect-resistant steel sheets are effective, and the insect-repellent steel sheets containing the sub-insulin are superior to the other two, and the insect-repellent effect can be achieved in 9 hours in 9 hours. (Modified glass box inspection method, NIEAD 924.00C). The insect-repellent steel sheets containing the fentanyl and the chlorpyrifos require 30 hours and 72 hours respectively, but they also have excellent insect control effects.

Characteristic test:

Through chromatic aberration, solvent resistance >50 times, adhesion, UV light irradiation (QUV-A and QUV-B), impact 30 cm, 2T bending test (bending test), boiling water and insect control test, etc., the test results are as follows Table 1 shows.

The insect-repellent material and the insect-repellent steel sheet of the invention have excellent anti-bug property, can eliminate infections of bacteria and vectors transmitted by insects, etc., and are greatly beneficial to family and public health, and have Excellent mechanical properties (small color difference, no rust, no peeling, no blistering).

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the scope of the present invention. The scope of the invention should be as set forth in the appended claims.

1‧‧‧Insect-resistant steel sheet according to the first embodiment of the present invention

2‧‧‧Insect-resistant steel sheet according to the second embodiment of the present invention

11‧‧‧ steel plate

12‧‧‧Insect-proof materials

13‧‧‧Back paint

14‧‧‧primer

111‧‧‧ first side

112‧‧‧ second side

1 is a schematic view showing a first embodiment of the insect-resistant steel sheet of the present invention; FIG. 2 is a view showing another aspect of the insect-resistant steel sheet according to the first embodiment of the present invention; and FIG. 3 is a second view showing the insect-resistant steel sheet of the present invention. Schematic diagram of an embodiment; Fig. 4 is a view showing another aspect of the insect-resistant steel sheet according to the second embodiment of the present invention; and Figure 5 is a flow chart showing the manufacture of the insect-resistant steel sheet of the present invention.

Claims (23)

An insect-repellent material comprising a resin and a pyrethroid, and is formed by mixing a resin and a pyrethrin. The pest control material of claim 1, wherein the resin is a polyester resin. The pest control material of claim 1, wherein the pyrethroid is selected from the group consisting of Deltamethrin, Cypermethrin, and alpha-Cypermethrin. The insecticidal material of claim 3, wherein the concentration of dimerist is 0.02-0.05 weight percent (wt%); the concentration of cyprodin is 0.2-0.5 wt%; the concentration of arsenide is 0.02-0.1 Wt%. An insect-resistant steel sheet comprising: a steel plate having a first side; and an insect-repellent material disposed on the first side to form an insect-repellent film comprising a resin and a pyrethroid, and It is formed by mixing resin and pyrethroid. The insect-resistant steel sheet of claim 5, wherein the steel sheet is a hot-dip galvanized steel sheet. The insect-repellent steel sheet of claim 5, wherein the insect-repellent film layer has a thickness of 5 to 25 μm. The insect-resistant steel sheet of claim 7, wherein the insect-repellent film layer has a thickness of 20 μm. The insect-resistant steel sheet according to claim 5, wherein the resin is a polyester resin. An insect-repellent steel sheet according to claim 5, wherein the pyrethroid is selected from the group consisting of deltamethrin, Cypermethrin and arsenic. A group of (alpha-Cypermethrin). For example, in the insect-repellent steel sheet of claim 10, the added concentration of difenide is 0.02-0.05 weight percent (wt%); the added concentration of cyprofen is 0.2-0.5 wt%; the added concentration of arsenide is 0.02~ 0.1 wt%. The insect-resistant steel sheet of claim 5, further comprising a primer disposed on the first side of the steel sheet, the insect-repellent material being disposed on the primer. The insect-resistant steel sheet of claim 5 or 12, further comprising a back paint, the steel plate further comprising a second side, the second side being opposite to the first side, the back paint being disposed on the second side of the steel sheet . The insect-resistant steel sheet of claim 5 is applied to a home appliance casing, a kitchen appliance or an indoor compartment. A method for manufacturing an insect-resistant steel sheet, comprising the steps of: (a) providing a steel sheet having a first side; (b) mixing the resin and pyrethroid to form an insect-repellent material; and (c) providing the The pest control material is formed on the first side to form a pest control film layer to form an insectproof steel sheet. The method of claim 15, wherein in the step (b), the resin is selected from the group consisting of polyester resins. The method of claim 15, wherein in step (b), the pyrethroid is selected from the group consisting of deltamethrin, Cypermethrin, and alpha-Cypermethrin. The method of claim 17, wherein the added concentration of dipterin is 0.02 to 0.05 weight percent (wt%); the concentration of satermridin is 0.2 to 0.5 wt%; and the concentration of triamcinol is 0.02 to 0.1 wt%. . The method of claim 15, wherein the step (c) comprises the steps of: (c1) coating the insect-repellent material on the first side; (c2) baking the pest-proof material to form the anti-worm material on the first side a film layer; (c3) quenching water to cool the steel sheet and the insect-repellent film layer; and (c4) drying the steel sheet and the insect-repellent film layer. The method of claim 19, wherein in step (c1) the insect repellent material is applied to the first side by knife coating or roll coating. The method of claim 19, wherein the baking temperature in the step (c2) is 170 to 300 ° C, the baking time is 20 to 60 seconds, and the baking circulation air volume is 50 to 90%. The method of claim 15 further comprising the step of providing a primer to the first side of the steel sheet, the pest control material being disposed over the primer. The method of claim 15 or 22, further comprising the step of providing a back paint on a second side of the steel sheet, the second side being opposite the first side.