TW201400584A - High adhesive and heat resistant silicone sheet and manufacturing method thereof - Google Patents

Abstract

The instant disclosure relates to a method of manufacturing a high adhesive and heat resistant silicone sheet. A substrate sheet is provided. The substrate sheet is immersed in a cross-linking agent. Than, the substrate sheet is heated. A silicone adhesive agent is coating on the substrate sheet. The silicone adhesive agent is made from silicone dissolved in toluene. Than, the substrate sheet is heated again. A silicone mixed glue is made from silicone of majority. The silicone mixed glue attaches on the substrate sheet through the silicone adhesive agent to form a laminated structure. The laminated structure is vulcanized to form the high adhesive and heat resistant silicone sheet. The instant disclosure also relates to a high adhesive and heat resistant silicone sheet.

Description

High heat resistant rubber sheet and manufacturing method thereof

The present invention provides a silicone rubber cloth and a method for producing the same, and more particularly to a silicone rubber cloth which is heat-resistant and has high adhesion strength and a method for producing the same.

In general, niobium rubber is the most versatile material of all elastomers. In almost all important industries, niobium rubber is used, and its performance and processing methods continue to be rapidly improved. Since the enamel rubber is attached to the fabric to form a ruthenium rubber cloth, there are many uses in machinery and electrical appliances, which can have the effect of reinforcing the physical properties of the fabric, and the ruthenium rubber can maintain its elasticity in a wide temperature range. Excellent electrical performance.

The fabric which can be combined with the enamel rubber may be glass fiber cloth, polyester fiber or nylon. The glass fiber cloth has good stability, high strength and heat resistance to flame, so it is the base material most commonly combined with enamel rubber. Nylon is lightweight and has excellent winding, abrasion resistance and high strength. Polyester fibers also have excellent abrasion resistance and high strength, and have excellent bending life. However, since the bonding strength of the polyester fiber and the ruthenium rubber is generally insufficient, the adhesion strength between the polyester fiber and the ruthenium rubber can be effectively improved, and the effect of the tape formed by the polyester fiber and the ruthenium rubber can be enhanced.

The object of the present invention is to solve the problem of insufficient bonding strength between the polyester fiber and the ruthenium rubber, and to dissolve the polyester fiber with the ruthenium rubber by dissolving the ruthenium rubber as a medium between the polyester fiber and the ruthenium rubber. The strength is improved.

The present invention provides a method for producing a heat-resistant high-adhesive rubber sheet comprising the following steps. A base fabric is provided, the base fabric is impregnated in the bridging agent mixed solution, and the excess bridging agent mixed solution is removed, and then the first heating and drying of the base fabric is performed. A ruthenium rubber adhesive is applied to the surface of the base fabric, and the ruthenium rubber adhesive is obtained by dissolving the ruthenium rubber in toluene, followed by a second heating to dry the base fabric. A ruthenium rubber mixed compound mainly composed of ruthenium rubber is prepared, and the ruthenium rubber mixed rubber is adhered to the base cloth through a ruthenium rubber adhesive to form a laminated structure, and the laminated structure is subjected to a vulcanization reaction.

The present invention further provides a heat-resistant high-pressure rubber sheet comprising a base fabric, a rubber adhesive and a rubber compound. The base fabric contains a bridging agent mixture solution, the ruthenium rubber adhesive is on the surface of the base fabric, and the ruthenium rubber adhesive is formed by dissolving the ruthenium rubber in toluene. The ruthenium rubber compound is applied to the surface of the base fabric through a ruthenium rubber adhesive, and the ruthenium rubber compound is mainly composed of ruthenium rubber.

In summary, the ruthenium rubber cloth obtained by the manufacturing method of the present invention can effectively improve the polyester fiber and the ruthenium rubber because the ruthenium rubber is dissolved in toluene as a medium between the polyester fiber and the ruthenium rubber. Then the intensity. Moreover, it can maintain the 矽 rubber in the original wide temperature range, has good heat resistance, excellent elasticity and electrical properties, and has excellent resistance to ozone, humid environment and different climates. Because the polyester fiber has high anti-wear performance and high strength characteristics, and has a good bending life, the service life of the finished product is lengthened, and the cost reduction effect is achieved.

In order to further understand the features and technical contents of the present invention, please The invention is described with reference to the accompanying drawings, which are not to be construed as limiting.

The present invention provides a method for manufacturing a heat-resistant high-pressure silicone cloth. Please refer to FIG. 1 to FIG. 3, which includes the following steps. First, as described in step S102, a base fabric 10 is provided. In the embodiment, the material of the base fabric 10 is a polyester fiber. However, the material of the base fabric 10 may be a woven fabric or a non-woven fabric, and the material of the base fabric 10 is not limited.

As described in step S104, the base fabric 10 is placed in an impregnating machine 100 to impregnate the base fabric 10 with the bridging agent mixing solution, wherein the composition of the bridging agent mixing solution comprises 50 to 100 parts by weight of toluene and 1 Up to 10 parts by weight of the bridging agent, and then the base fabric 10 was taken out. The excess bridging agent mixing solution is then removed by extruding the base fabric 10 through a roller device 200, and the excess bridging agent mixing solution can be removed by pressing between the rollers in the roller device 200. Next, using a continuous oven 300, the first heating and drying of the base fabric 10 is performed, wherein the process conditions for heating and drying the base fabric 10 are heated, and the heating temperature ranges from 120 to 160 ° C, and the heating time range is Between 1 and 5 minutes, the base fabric 10 is allowed to dry thoroughly.

The ruthenium rubber adhesive 12 is applied to the surface of the base fabric 10 as described in step S106, and then the base fabric 10 is dried by a second heat. The method for producing the ruthenium rubber adhesive 12 is to dissolve the ruthenium rubber in toluene. The mixing ratio of the ruthenium rubber to the toluene is about 5:1. However, the mixing ratio of the ruthenium rubber to the toluene is not limited. therefore The viscosity of the obtained ruthenium rubber adhesive 12 is between 100 and 500 CPS.

The method of applying the ruthenium rubber adhesive 12 is performed by a coating device 400, which may be a doctor blade, a coating knife or the like, and uniformly applies the ruthenium rubber adhesive 12 to the surface of the base fabric 10. As a medium between the base fabric 10 and the silicone rubber compound 14 in the subsequent process. Then, using the continuous oven 300, the first heating and drying of the base fabric 10 is performed, wherein the process conditions for heating and drying the base fabric 10 are heated, and the heating temperature ranges from 120 to 160 ° C, and the heating time ranges from 1 to Between 5 minutes.

As described in step S108, a silicone rubber compound 14 is produced. Among them, the method for producing the ruthenium rubber compound 14 is to form a ruthenium rubber compound 14 by a kneading machine 500, and then remove the impurities through a filter device 600. The formula of the ruthenium rubber compound 14 includes enamel rubber, a filler, a ruthenium rubber, a silane, a heat resistant agent, a colorant, and an anti-yellowing agent. However, the formulation of the ruthenium rubber compound 14 is not limited to the above.

As described in step S110, the silicone rubber compound 14 is attached to the base fabric 10 to form a laminated structure. Further, the ruthenium rubber compound 14 is attached to the base fabric 10 by placing the ruthenium rubber compound 14 in a calender 700, and controlling the thickness of the ruthenium rubber compound 14 through the calender 700. The ruthenium rubber compound 14 is then rolled onto the base fabric 10, and the temperature range is controlled between 60 and 70 ° C, so that the ruthenium rubber compound 14 is adhered to the base fabric 10 through the ruthenium rubber adhesive 12. On the surface, a laminated structure is formed which comprises a base fabric 10, a silicone rubber adhesive 12 and a silicone rubber compound 14.

The laminated structure is subjected to a sulfurization reaction as described in step S112. More specifically, the vulcanization reaction of the laminated structure is carried out by placing the laminated structure in a continuous vulcanizer 800 and performing a co-vulcanization reaction through the continuous vulcanizer 800. Among them, the process conditions used for the co-vulcanization reaction, the vulcanization temperature range is between 100 and 180 ° C, the vulcanization time range is between 10 and 30 minutes, and the vulcanization pressure range is between 50 and 100 kg / square. Between the cents. After the completion of the vulcanization reaction process, the heat-resistant high-ruthenium rubber cloth of the present invention can be obtained.

The present invention further provides a heat-resistant high-pressure crepe blanket comprising a base fabric 10, a ruthenium rubber adhesive 12, and a ruthenium rubber compound 14.

The base fabric 10 is made of a polyester fiber containing a bridging agent mixed solution. The ruthenium rubber adhesive 12 is on the surface of the base fabric 10, and the ruthenium rubber adhesive 12 is formed by dissolving the ruthenium rubber in toluene. The ruthenium rubber compound 14 is adhered to the surface of the base fabric 10 through a ruthenium rubber adhesive 12, which is mainly composed of ruthenium rubber, and the ruthenium rubber compound 14 includes ruthenium rubber, a filler, and ruthenium. Rubber oil, decane, heat resistant agent, colorant and anti-yellowing agent.

In summary, the present invention has the following advantages:

1. The ruthenium rubber cloth obtained by the production method of the present invention can effectively improve the adhesion strength of the polyester fiber and the ruthenium rubber because it is dissolved in toluene as a medium between the polyester fiber and the ruthenium rubber. .

2. It can keep the rubber in the original wide temperature range, has good heat resistance, excellent elasticity and electrical properties, and has excellent resistance to ozone, humid environment and different climates.

3. Due to the high abrasion resistance and high strength properties of polyester fiber, It has a good bending life, which can make the life of the finished product longer and achieve the effect of cost reduction.

However, the above description is only the preferred embodiment of the present invention, and it is not intended to limit the scope of patent protection of this creation. Therefore, the equivalent changes made by using this creation specification and the contents of the schema are all included in the right of this creation. Within the scope of protection, it is given to Chen Ming.

10‧‧‧Kib

12‧‧‧矽Rubber adhesive

14‧‧‧矽Rubber mixed compound

100‧‧‧Immersion Machine

200‧‧‧Roller device

300‧‧‧Continuous oven

400‧‧‧ Coating device

500‧‧‧Kneading machine

600‧‧‧Filter equipment

700‧‧‧ calender

800‧‧‧Continuous vulcanizer

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a flow chart showing a method of producing a heat-resistant high-resistance rubber sheet of the present invention.

Fig. 2 is a schematic view showing the apparatus for manufacturing a heat-resistant high-thickness rubber sheet of the present invention.

Fig. 3 is a schematic view showing the structure of a heat-resistant high-resistance rubber sheet of the present invention.

Claims (16)

A method for manufacturing a heat-resistant high-thickness rubber sheet, comprising the steps of: providing a base fabric; impregnating the base fabric with a bridging agent mixed solution, and removing the excess bridging agent mixed solution, and then performing the first time Heating and drying the base fabric; coating a ruthenium rubber adhesive on the surface of the base fabric, and then performing the second heating to dry the base fabric; preparing a ruthenium rubber mixed rubber; and bonding the ruthenium rubber mixed rubber to the base fabric The base fabric is formed to form a laminated structure; and the laminated structure is subjected to a vulcanization reaction. The method for producing a heat-resistant high-resistance rubber sheet according to the first aspect of the invention, wherein the base fabric is made of a polyester fiber. The method for producing a heat-resistant high-thickness rubber sheet according to claim 1, wherein the bridging agent mixed solution comprises 50 to 100 parts by weight of toluene and 1 to 10 parts by weight of a bridging agent. The method for producing a heat-resistant high-thickness rubber sheet according to claim 1, wherein the excess of the bridging agent mixed solution is removed by extrusion by a roller device. The method for manufacturing a heat-resistant high-resistance rubber sheet according to claim 1, wherein the first heating and drying of the base fabric is performed, and the heating temperature ranges from 120 to 160 ° C, and the heating time is The range is between 1 and 5 minutes. The method for producing a heat-resistant high-resistance rubber sheet according to claim 1, wherein the ruthenium rubber adhesive dissolves ruthenium rubber in toluene The ratio of the weight ratio of the ruthenium rubber to the toluene is about 5:1. The method for producing a heat-resistant high-resistance rubber sheet according to claim 1, wherein the ruthenium rubber adhesive has a viscosity of between 100 and 500 CPS. The method for manufacturing a heat-resistant high-resistance rubber sheet according to claim 1, wherein the second heating and drying of the base fabric is performed, and the heating temperature ranges from 120 to 160 ° C, and the heating time is The range is between 1 and 5 minutes. The method for producing a heat-resistant high-resistance rubber sheet according to the first aspect of the invention, wherein the preparation of the ruthenium rubber compound is obtained by uniformly kneading a ruthenium rubber compound by a kneading machine, and then passing through a Filtration equipment forms impurities. The method for manufacturing a heat-resistant high-resistance rubber sheet according to claim 9, wherein the formula of the rubber-mixed rubber compound comprises a ruthenium rubber, a filler, a ruthenium rubber oil, a decane, a heat-resistant agent, a colorant, and an anti-yellow Varnish. The method for manufacturing a heat-resistant high-resistance rubber sheet according to claim 1, wherein the above-mentioned rubber-mixed rubber compound is attached to the base fabric, and the rubber rubber compound is pasted through a calender. On the base fabric, the temperature range is controlled between 60 and 70 °C. The method for producing a heat-resistant high-resistance rubber sheet according to claim 1, wherein the vulcanization reaction of the laminated structure is carried out by a continuous vulcanization machine. The method for producing a heat-resistant high-thickness rubber sheet according to claim 12, wherein the co-vulcanization reaction is carried out, the vulcanization temperature ranges from 100 to 180 ° C, and the vulcanization time ranges from 10 to 30. The pressure range of vulcanization is between 50 and 100 kg/square between minutes. Between the cents. A heat-resistant high-adhesive rubber cloth comprising: a base fabric containing a bridging agent mixed solution; a rubber adhesive on a surface of the base fabric, the ruthenium rubber adhesive being dissolved in toluene via a ruthenium rubber And a rubber compound compound which is adhered to the surface of the base fabric through the ruthenium rubber adhesive, which is mainly composed of ruthenium rubber. The high-strength composite tape structure according to claim 14, wherein the base fabric is made of polyester fiber. The high-strength composite tape structure according to claim 14, wherein the enamel rubber compound comprises ruthenium rubber, a filler, ruthenium rubber, decane, a heat resistant agent, a colorant, and an anti-yellowing agent.