CN113461431B - Resin binder with frosted texture for refractory material and preparation process thereof - Google Patents

Abstract

The invention discloses a resin bonding agent with frosted texture for refractory materials and a preparation process thereof, wherein the ingredients comprise a component A, a component B, a component C and a component D, wherein the content ratio of the component A to the component B to the component C to the component D is 1.5:1: 0.5: 0.15, and the basic dispersion media of the component A, the component B and the component C are resin binders. The resin binder with frosted texture for the refractory material and the preparation process thereof have the advantages that by means of the addition of starch, asphalt, polyurethane, polystyrene and epoxy resin, the strong adhesive property of the whole resin binder can be effectively improved, so that the resin binder can be better and more firmly applied to the adhesion of various refractory materials, the material flowing problem can be effectively prevented, meanwhile, the addition of aluminum powder can ensure that the resin binder has certain rough particle texture, and the problems of excessive lubrication of common resin binders, poor adhesion with the refractory materials and poor connection capacity can be solved.

Description

Resin binder with frosted texture for refractory material and preparation process thereof

Technical Field

The invention relates to the technical field of refractory material bonding agents, in particular to a resin bonding agent with frosted texture for a refractory material and a preparation process thereof.

Background

The fireproof material is a heat-resistant, pressure-resistant or chemical-erosion-resistant material, can still keep intensity and shape under high temperature, in modern buildings, in order to improve the safety coefficient of the building, improve the comfort level of human living environment, the fireproof material obtains popularization and use on a large scale, adopts fragment of brick, coating etc. that the fireproof material made forms, can effectively promote the safe fire behavior of the building body, has greatly prolonged the life-span of the building body.

When the refractory material is applied to the production of bricks and coatings, the refractory material needs to be bonded by a bonding agent, and a resin bonding agent is one of the materials.

The existing resin bonding agent has good permeability, but when the resin bonding agent is applied to bonding of refractory materials, the bonding agent is too lubricated, so that the bonding property of the refractory materials is general, and the refractory materials are easy to flow and scatter in the bonding process and are not easy to gather and fold, so that certain troubles exist in the mixing process.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a resin bonding agent with frosted texture for a refractory material and a preparation process thereof, and solves the problems in the background art.

In order to achieve the purpose, the invention is realized by the following technical scheme: a resin bonding agent with frosted texture for refractory materials comprises a component A, a component B, a component C and a component D, wherein the content ratio of the component A to the component B to the component C to the component D is 1.5:1: 0.5: 0.05, and the basic dispersion media of the component A, the component B and the component C are all resin binders.

Optionally, the component a specifically comprises the following raw materials: pure calcium aluminate cement, a water glass bonding agent and phosphoric acid, wherein the pure calcium aluminate cement comprises the following components in percentage by weight: water glass binder: phosphoric acid 1:1: 1.

Optionally, the component a is premixed and reserved for use, and the preparation process of the component a is as follows:

grinding one part of pure calcium aluminate cement into powder, sieving the powder by a 100-mesh sieve, adding the powder into five parts of resin binder, and stirring and mixing the powder;

uniformly adding one part of water glass bonding agent, and fully stirring until the water glass bonding agent is completely mixed;

uniformly adding a part of phosphoric acid, and fully stirring until the phosphoric acid and the phosphoric acid are completely mixed;

and fourthly, storing the mixture in a sealed and dark place at normal temperature.

Optionally, the component B is composed of starch, asphalt, polyurethane, polystyrene and epoxy resin, and the weight ratio of starch: asphalt: polyurethane: polystyrene: epoxy resin 1:0.5:0.8:0.7: 1.2.

Optionally, the component B is premixed, and the mixing process is as follows:

taking three parts of resin binder, adding 1.2 parts of epoxy resin into the resin binder, and adding 0.5 part of asphalt in the stirring process;

secondly, continuously stirring, then adding 0.8 part of polyurethane and 0.7 part of polystyrene, and uniformly mixing;

adding 1 part of starch, stirring and mixing to obtain a component B;

and fourthly, storing the mixture in a sealed and dark place at normal temperature.

Optionally, the ingredients of the component C specifically include: 1 part of TiC-C composite powder, 1.5 parts of aluminum powder and 0.5 part of Al₄SiC₄。

Optionally, the preparation process of the component C is as follows:

firstly, taking 3 parts of resin bonding agent, adding 1 part of TiC-C composite powder into the resin bonding agent, continuously adding 1.5 parts of aluminum powder in the stirring and mixing process, uniformly mixing, and finally adding 0.5 part of Al₄SiC₄Stirring and mixing until complete mixing;

② sealing and storing at normal temperature in dark place.

Optionally, the component D specifically comprises an antifoaming agent, a heat stabilizer and a dispersant, and the antifoaming agent is calculated by the content ratio: thermal stabilizer: dispersant 1: 1.

optionally, the defoamer is a polyether modified organosilicon type defoamer, the heat stabilizer is lead sulfate tribasic, and the dispersant is stearamide and higher alcohol.

Based on the raw materials, the invention also discloses a preparation process of the resin bonding agent with frosted texture for the refractory material.

Optionally, the preparation process specifically comprises the following steps:

mixing the component A and the component C, and stirring to a uniform state;

sequentially adding the defoaming agent, the heat stabilizer and the dispersing agent in the component D, and fully stirring and mixing;

thirdly, adding the component B, and stirring at a high speed until the components are completely fused;

fourthly, packaging and detecting;

and fifthly, sealing and storing in a dark place at normal temperature.

The invention provides a resin binder with frosted texture for refractory materials and a preparation process thereof, and the resin binder has the following beneficial effects:

1. the addition of the three binders, namely the pure calcium aluminate cement, the water glass binder and the phosphoric acid can effectively improve the binding performance of the resin binder, the pure calcium aluminate cement can be used for binding refractory castable and spray materials, the water glass binder is widely applied, the water glass binder can be used in acidity, neutrality, alkalinity, sizing and unshaped forms, and the phosphoric acid is used for binding refractory bricks, castable and fire clay.

2. By adding starch, asphalt, polyurethane, polystyrene and epoxy resin, the strong adhesive property of the whole resin binder can be effectively improved, so that the resin binder can be better and more firmly applied to the bonding of various refractory materials, and in the mixing preparation of the refractory materials, the resin binder with the strong adhesive property can effectively prevent the material flow problem, thereby playing a very good role in the bonding of the refractory materials.

And 3, adding the TiC-C composite powder can improve the thermal shock resistance of the refractory material, and the TiC-C composite powder can improve the oxidation reaction peak temperature of carbon, so that the oxidation resistance of the carbon-containing refractory material can be improved.

4. The addition of the aluminum powder can improve the oxidation resistance of the resin binder, and the metal element of the aluminum can enable the resin binder to have a certain rough particle texture, so that the problems of poor cohesiveness and carrying capacity between the general resin binder and a refractory material due to excessive lubrication can be solved.

5.Al₄SiC₄The powder has good oxidation resistance, and Al is contained in the carbon-containing refractory material₄SiC₄Reaction with CO, Al₄SiC₄Decomposition ofDirect formation of Al₂O₃And SiC, do not form Al as do conventional aluminum-containing antioxidants₄C₃，(Al₄C₃Easily generates hydration reaction to cause the volume expansion of the refractory material to generate cracking), Al₄SiC₄The defects of the traditional antioxidant are effectively compensated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.

Example 1

A resin bonding agent with frosted texture for refractory materials comprises a component A, a component B, a component C and a component D, wherein the content ratio of the component A to the component B to the component C to the component D is 1.5:1: 0.5: 0.05, wherein the basic dispersion media of the component A, the component B and the component C are resin bonding agents;

the component A comprises the following raw materials: pure calcium aluminate cement, a water glass bonding agent and phosphoric acid, wherein the pure calcium aluminate cement comprises the following components in percentage by weight: water glass binder: phosphoric acid 1:1: 1;

further, the A component is premixed and reserved for standby, and the preparation process of the A component is as follows:

grinding one part of pure calcium aluminate cement into powder, sieving the powder by a 100-mesh sieve, adding the powder into five parts of resin binder, and stirring and mixing the powder;

uniformly adding a part of water glass bonding agent, and fully stirring until the water glass bonding agent is completely mixed;

uniformly adding a part of phosphoric acid, and fully stirring until the phosphoric acid and the phosphoric acid are completely mixed;

sealing and storing at normal temperature in dark place;

the addition of the three binders, namely the pure calcium aluminate cement, the water glass binder and the phosphoric acid can effectively improve the binding performance of the resin binder, the pure calcium aluminate cement can be used for binding a refractory castable and a spray material, the water glass binder is widely applied, the water glass binder can be used in acidity, neutrality, alkalinity, sizing and unshaped forms, and the phosphoric acid is used for binding a refractory brick, a castable and fire clay by the phosphoric acid;

the component B consists of starch, asphalt, polyurethane, polystyrene and epoxy resin, wherein the starch comprises the following components in percentage by weight: asphalt: polyurethane: polystyrene: epoxy resin 1:0.5:0.8:0.7: 1.2;

further, the B component is premixed, and the mixing process is as follows:

taking three parts of resin binder, adding 1.2 parts of epoxy resin into the resin binder, and adding 0.5 part of asphalt in the stirring process;

secondly, continuously stirring, then adding 0.8 part of polyurethane and 0.7 part of polystyrene, and uniformly mixing;

adding 1 part of starch, stirring and mixing to obtain a component B;

sealing and storing in dark place at normal temperature;

the component B mainly enhances the viscosity of the resin binder, and by means of the addition of starch, asphalt, polyurethane, polystyrene and epoxy resin, the strong viscosity of the whole resin binder can be effectively improved, so that the resin binder can be better and more firmly applied to the bonding of various refractory materials, and in the mixing preparation of the refractory materials, the resin binder with strong viscosity can effectively prevent the material flow problem, thereby playing a very good role in the bonding of the refractory materials;

the ingredients of the component C are specifically as follows: 1 part of TiC-C composite powder, 1.5 parts of aluminum powder and 0.5 part of Al₄SiC₄；

Further, the preparation process of the component C is as follows:

firstly, taking 3 parts of resin bonding agent, adding 1 part of TiC-C composite powder into the resin bonding agent, continuously adding 1.5 parts of aluminum powder in the stirring and mixing process, uniformly mixing, and finally adding 0.5 part of Al₄SiC₄Stirring and mixing until complete mixing;

sealing and storing at normal temperature in dark place;

TiC-C composite powder, aluminum powder and Al₄SiC₄Are all used for liftingThe application performance of the high resin bonding agent in the aspect of bonding of refractory materials is improved, the thermal shock resistance of the refractory materials can be improved by adding TiC-C composite powder, the oxidation reaction peak temperature of carbon can be improved by the TiC-C composite powder, the oxidation resistance of the carbon-containing refractory materials can be improved by adding aluminum powder, the oxidation resistance of the resin bonding agent can be improved on one hand, and the metal element of the aluminum can enable the resin bonding agent to have a certain coarse particle texture on the other hand, so that the problems that a common resin bonding agent is over-lubricated, and the bonding performance and the binding capacity between the common resin bonding agent and the refractory materials are poor, and Al are poor in Al can be solved₄SiC₄The powder has good oxidation resistance, and Al is contained in the carbon-containing refractory material₄SiC₄Reaction with CO, Al₄SiC₄Decomposition to directly form Al₂O₃And SiC, unlike conventional aluminum-containing antioxidants, which form Al₄C₃，(Al₄C₃Easy hydration reaction and cracking of the refractory material due to volume expansion), Al₄SiC₄The defects of the traditional antioxidant are effectively made up;

the component D specifically comprises an antifoaming agent, a heat stabilizer and a dispersing agent, wherein the antifoaming agent comprises the following components in percentage by content: thermal stabilizer: dispersant 1: 1;

specifically, the defoaming agent is a polyether modified organic silicon type defoaming agent, the heat stabilizer is tribasic lead sulfate, and the dispersing agent is stearamide and higher alcohol;

the defoaming agent is used for eliminating bubbles in the resin binder, and the heat stabilizer and the dispersing agent are used for improving the quality of the resin binder.

Example 2

A preparation process of a resin binder with frosted texture for refractory materials comprises the following specific steps:

mixing the component A and the component C, and stirring to be in a uniform state;

sequentially adding the defoaming agent, the heat stabilizer and the dispersing agent in the component D, and fully stirring and mixing;

thirdly, adding the component B, and stirring at a high speed until the components are completely fused;

fourthly, packaging and detecting;

and fifthly, sealing and storing in a dark place at normal temperature.

In conclusion, the resin binder with frosted texture for the refractory material and the preparation process thereof, the addition of three binders of pure calcium aluminate cement, water glass binder and phosphoric acid can effectively improve the binding performance of the resin binder, effectively ensure the strong binding capacity of the whole resin binder, expand the application range of the resin binder, effectively improve the strong binding performance of the whole resin binder by virtue of the addition of starch, asphalt, polyurethane, polystyrene and epoxy resin, ensure that the resin binder can be better and more firmly applied to the binding of various refractory materials, and in the mixed preparation of the refractory material, the resin binder with strong binding performance can effectively prevent the material flow problem, play a very good role in the binding of the refractory material, and the addition of TiC-C composite powder can improve the thermal shock resistance and the oxidation resistance of the refractory material, the addition of the aluminum powder can improve the oxidation resistance of the resin binder, and the metal element of the aluminum can enable the resin binder to have certain rough particle texture, so that the problems of poor cohesiveness and carrying capacity between the general resin binder and a refractory material due to excessive lubrication can be solved, and the problem of poor cohesiveness and carrying capacity between the general resin binder and the refractory material is solved₄SiC₄The powder has good oxidation resistance, and Al is contained in the carbon-containing refractory material₄SiC₄Reaction with CO, Al₄SiC₄Decomposition to directly produce Al₂O₃And SiC, unlike conventional aluminum-containing antioxidants, which form Al₄C₃The refractory material is more durable.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims (2)

1. A resin binder with frosted texture for refractory materials is characterized in that: the resin binder ingredient contains a component A, a component B, a component C and a component D, wherein the content ratio of the component A to the component B to the component C to the component D is 1.5:1: 0.5: 0.05, wherein the basic dispersion media of the component A, the component B and the component C are resin bonding agents;

the component A comprises the following raw materials: pure calcium aluminate cement, a water glass binder and phosphoric acid, wherein the pure calcium aluminate cement comprises the following components in percentage by weight: water glass binder: phosphoric acid =1:1: 1;

the component A is premixed and reserved for standby, and the preparation process of the component A is as follows:

grinding one part of pure calcium aluminate cement into powder, sieving the powder by a 100-mesh sieve, adding the powder into five parts of resin binder, and stirring and mixing the powder;

uniformly adding a part of water glass bonding agent, and fully stirring until the water glass bonding agent is completely mixed;

uniformly adding a part of phosphoric acid, and fully stirring until the phosphoric acid and the phosphoric acid are completely mixed;

sealing and storing at normal temperature in dark place;

the component B comprises starch, asphalt, polyurethane, polystyrene and epoxy resin, wherein the starch, the asphalt, the polyurethane, the polystyrene and the epoxy resin are calculated according to the content ratio of 1:0.5:0.8:0.7: 1.2;

the component B is mixed in advance, and the mixing process is as follows:

taking three parts of resin binder, adding 1.2 parts of epoxy resin into the resin binder, and adding 0.5 part of asphalt in the stirring process;

continuously stirring, adding 0.8 part of polyurethane and 0.7 part of polystyrene, and uniformly mixing;

adding 1 part of starch, stirring and mixing to obtain a component B;

sealing and storing in dark place at normal temperature;

the ingredients of the component C are specifically as follows: 1 part of TiC-C composite powder, 1.5 parts of aluminum powder and 0.5 part of aluminum powder

；

The preparation process of the component C is as follows:

taking 3 parts of resin binder, adding 1 part of TiC-C composite powder into the resin binder, continuously adding 1.5 parts of aluminum powder in the stirring and mixing process, uniformly mixing, and finally adding 0.5 part of aluminum powder

Stirring and mixing until complete mixing;

sealing and storing at normal temperature in dark place;

the component D specifically comprises an antifoaming agent, a heat stabilizer and a dispersing agent, wherein the antifoaming agent comprises the following components in percentage by content: thermal stabilizer: dispersant =1:1: 1;

the defoaming agent is a polyether modified organic silicon type defoaming agent, the heat stabilizer is tribasic lead sulfate, and the dispersing agent is stearamide and higher alcohol.

2. A preparation process of a resin binder with frosted texture for refractory materials is characterized by comprising the following steps: the preparation process comprises the resin binder with frosted texture for the refractory material as claimed in claim 1, and the preparation process comprises the following specific steps:

mixing the component A and the component C, and stirring to a uniform state;

sequentially adding the defoaming agent, the heat stabilizer and the dispersing agent in the component D, and fully stirring and mixing;

thirdly, adding the component B, and stirring at a high speed until the components are completely fused;

fourthly, packaging and detecting;

and storing in sealed dark place at normal temperature.