阅读说明：本技术 一种抗冲蚀防腐陶瓷树脂砂浆及其制备方法 (Erosion-resistant and corrosion-resistant ceramic resin mortar and preparation method thereof ) 是由 范明 陈安重 张贵金 于 2020-08-12 设计创作，主要内容包括：本发明公开了一种抗冲蚀防腐陶瓷树脂砂浆及其制备方法,陶瓷树脂砂浆包括A组份以及B组份,A组份与B组份重量比为(15-25):1；A组份原料按重量组份包括：陶瓷树脂100份,分散剂0.10-0.8份,消泡剂0.1-0.5份,磨料50-100份,粗骨料0-300份,色浆1.5-3份；B组份原料按重量组份包括：固化剂72-90份,稀释剂0-10份,促进剂0-0.3份,触变剂0-15份。本陶瓷树脂砂浆具有抗冲蚀、防腐蚀,安全性以及可靠性相比传统环氧材料得到较大程度提升,为设施安全运行提供了有力保障。(The invention discloses erosion-resistant anticorrosive ceramic resin mortar and a preparation method thereof, wherein the ceramic resin mortar comprises a component A and a component B, and the weight ratio of the component A to the component B is (15-25): 1; the component A comprises the following raw materials in parts by weight: 100 parts of ceramic resin, 0.10-0.8 part of dispersing agent, 0.1-0.5 part of defoaming agent, 50-100 parts of grinding material, 0-300 parts of coarse aggregate and 1.5-3 parts of color paste; the component B comprises the following raw materials in parts by weight: 72-90 parts of curing agent, 0-10 parts of diluent, 0-0.3 part of accelerator and 0-15 parts of thixotropic agent. The ceramic resin mortar has the advantages of erosion resistance and corrosion resistance, and the safety and reliability of the ceramic resin mortar are improved to a greater extent than those of the traditional epoxy material, so that the ceramic resin mortar provides powerful guarantee for the safe operation of facilities.)

1. The erosion-resistant and corrosion-resistant ceramic resin mortar is characterized by comprising a component A and a component B, wherein the weight ratio of the component A to the component B is (15-25): 1;

the component A comprises the following raw materials in parts by weight:

the component B comprises the following raw materials in parts by weight:

2. the ceramic resin mortar of claim 1, wherein the dispersant is a BYK P104S dispersant.

3. The ceramic resin mortar of claim 1, wherein the defoamer is a BYK A530 defoamer or a 6800 defoamer.

4. The ceramic resin mortar of claim 1, wherein the abrasive is at least one of tungsten carbide, white corundum, brown corundum, and quartz powder.

5. The ceramic resin mortar of claim 1, wherein the curing agent is at least one of a MS-1085A curing agent, a MS-1086NH curing agent, a 6923 curing agent, a 5454 curing agent, a DDCM curing agent, a 1618 curing agent, a 7010 curing agent, and a 1784 curing agent.

6. The ceramic resin mortar of claim 1, wherein the diluent is benzyl alcohol.

7. The ceramic resin mortar of claim 1, wherein the accelerator is at least one of DMP-30 and salicylic acid.

8. Ceramic resin mortar as claimed in claim 1, characterized in that the thixotropic agent is P20 fumed silica.

9. A preparation method of erosion-resistant and corrosion-resistant ceramic resin mortar is characterized by comprising the following steps:

preparation of the component A:

sequentially adding ceramic resin, a dispersing agent, a defoaming agent and color paste into a stirring dispersion kettle, stirring at the rotating speed of 800-1200r/min for 30-50min, then adding an abrasive into the dispersion kettle, adjusting the rotating speed to 800-500 r/min, continuously stirring for 25-35min, and uniformly dispersing to obtain slurry;

pouring the dispersed slurry into a double-screw stirrer, adding the coarse aggregate, stirring and dispersing for 30-70min, and uniformly dispersing to obtain a component A;

preparation of the component B:

respectively adding a curing agent, a diluent, an accelerator and a thixotropic agent into a reaction kettle, stirring at the rotating speed of 300-1100r/min for 60-120r/min to obtain a component B;

and mixing the component A and the component B according to the weight ratio of 15-25:1, and uniformly stirring to obtain the erosion-resistant anticorrosive ceramic resin mortar.

10. The process according to claim 9, characterized in that it comprises:

preparation of the component A:

sequentially adding ceramic resin, a dispersing agent, a defoaming agent and color paste into a stirring dispersion kettle, stirring at the rotating speed of 900-1100r/min for 35-45min, then adding an abrasive into the dispersion kettle, adjusting the rotating speed to 600-700r/min, continuously stirring for 28-32min, and uniformly dispersing to obtain slurry;

pouring the dispersed slurry into a double-screw pair mixer, adding the coarse aggregate, stirring and dispersing for 40-60min, and uniformly dispersing to obtain a component A;

preparation of the component B:

respectively adding a curing agent, a diluent, an accelerator and a thixotropic agent into a reaction kettle, stirring at the rotation speed of 400-1800r/min for 90-110r/min to obtain a component B;

and mixing the component A and the component B according to the weight ratio of 18-22:1, and uniformly stirring to obtain the erosion-resistant anticorrosive ceramic resin mortar.

Technical Field

The invention relates to the technical field of mortar, in particular to erosion-resistant anticorrosive ceramic resin mortar and a preparation method thereof.

Background

At present, materials such as epoxy mortar and epoxy daub are generally adopted for reinforcing and repairing concrete surface defects and anti-abrasion protection in China, although epoxy has excellent mechanical properties, cured physical properties are crisp, partial flexibility can be improved through modification, the surface hardness of a cured product is generally 2H when the cured product is cured at normal temperature, long-term water resistance is poor, anti-abrasion performance is general, weather resistance (discoloration and pulverization) is poor when dry-wet alternation and sunlight is exploded for a long time, and corrosion resistance is general. Particularly, under the impact of high-flow-rate and high-sand-content water flow of hydraulic buildings such as overflow surfaces, spillways, stilling pools and the like, the concrete and epoxy protective materials are easy to damage, and the durability, safety and reliability are still to be improved.

Disclosure of Invention

In view of the above, the invention provides an erosion-resistant and corrosion-resistant ceramic resin mortar and a preparation method thereof, the ceramic resin mortar can be used under complex treatment conditions of drying, humidity, complete underwater and the like, and has excellent bonding strength with concrete and metal structures, excellent properties of abrasion resistance, corrosion resistance, weather resistance and the like.

The erosion-resistant and corrosion-resistant ceramic resin mortar comprises a component A and a component B, wherein the weight ratio of the component A to the component B is (15-25): 1;

the component A comprises the following raw materials in parts by weight:

the component B comprises the following raw materials in parts by weight:

preferably, the dispersant is a BYK P104S dispersant.

Preferably, the defoamer is a BYK a530 defoamer or a 6800 defoamer.

Preferably, the abrasive is at least one of tungsten carbide, white corundum, brown corundum and quartz powder.

Preferably, the curing agent is at least one of a MS-1085A curing agent, a MS-1086NH curing agent, a 6923 curing agent, a 5454 curing agent, a DDCM curing agent, a 1618 curing agent, a 7010 curing agent, and a 1784 curing agent.

Preferably, the diluent is benzyl alcohol.

Preferably, the accelerator is at least one of DMP-30 and salicylic acid.

Preferably, the thixotropic agent is P20 fumed silica.

A preparation method of erosion-resistant and corrosion-resistant ceramic resin mortar comprises the following steps:

preparation of the component A:

sequentially adding ceramic resin, a dispersing agent, a defoaming agent and color paste into a stirring dispersion kettle, stirring at the rotating speed of 800-1200r/min for 30-50min, then adding an abrasive into the dispersion kettle, adjusting the rotating speed to 800-500 r/min, continuously stirring for 25-35min, and uniformly dispersing to obtain slurry;

pouring the dispersed slurry into a double-screw stirrer, adding the coarse aggregate, stirring and dispersing for 30-70min, and uniformly dispersing to obtain a component A;

preparation of the component B:

respectively adding a curing agent, a diluent, an accelerator and a thixotropic agent into a reaction kettle, stirring at the rotating speed of 300-1100r/min for 60-120r/min to obtain a component B;

and mixing the component A and the component B according to the weight ratio of 15-25:1, and uniformly stirring to obtain the erosion-resistant anticorrosive ceramic resin mortar.

Preferably, the method is as follows:

preparation of the component A:

sequentially adding ceramic resin, a dispersing agent, a defoaming agent and color paste into a stirring dispersion kettle, stirring at the rotating speed of 900-1100r/min for 35-45min, then adding an abrasive into the dispersion kettle, adjusting the rotating speed to 600-700r/min, continuously stirring for 28-32min, and uniformly dispersing to obtain slurry;

pouring the dispersed slurry into a double-screw stirrer, adding the coarse aggregate, stirring and dispersing for 40-60min, and uniformly dispersing to obtain a component A;

preparation of the component B:

respectively adding a curing agent, a diluent, an accelerator and a thixotropic agent into a reaction kettle, stirring at the rotation speed of 400-1800r/min for 90-110r/min to obtain a component B;

and mixing the component A and the component B according to the weight ratio of 18-22:1, and uniformly stirring to obtain the erosion-resistant anticorrosive ceramic resin mortar.

The invention provides erosion-resistant and corrosion-resistant ceramic resin mortar and a preparation method thereof, the ceramic resin mortar can be applied under complex treatment conditions of drying, humidity, complete underwater and the like, and is used under corrosive environments of fresh water, seawater, acid, alkali, salt and the like, the ceramic resin sand has excellent bonding strength with concrete and metal structures, erosion resistance, corrosion resistance, weather resistance and the like, can be applied to the defect repairing and reinforcing of concrete of facilities such as dams, bridges, tunnels and the like, marine buildings, traffic and the like, improves the erosion resistance, corrosion resistance, safety and reliability to a greater extent than that of the traditional epoxy materials, and provides powerful guarantee for the safe operation of the facilities.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

The erosion-resistant and corrosion-resistant ceramic resin mortar comprises a component A and a component B, wherein the weight ratio of the component A to the component B is (15-25): 1;

the component A comprises the following raw materials in parts by weight:

the component B comprises the following raw materials in parts by weight:

the dispersant is BYK P104S dispersant, namely the model of the dispersant is BYK P104S, the dispersant produced by Pickering chemical company has special interfacial activity, can help the deagglomeration of the filler, can be adsorbed on the surface of the filler to prevent the coarse return, and the colloid has good storage stability; the defoaming agent is BYK A530 defoaming agent produced by Picker chemical company or 6800 defoaming agent produced by Hamming Sopherd's modest company, belongs to a special defoaming agent with high viscosity and no solvent system, and has good defoaming effect; the ceramic resin is MS-1087C8-10, MS-1087C7 and MS-1085C5, the three ceramic resins are all developed and produced by Changsha Puzhang biochemistry science and technology Limited company, one or more of the resins can be selected to be mixed according to different performances and use environments, the MS-1087C8-10 resin has excellent bonding force with a concrete substrate under underwater and wet environments, good long-term water resistance and excellent anti-impact and abrasion performance, the surface hardness of normal temperature curing can reach 4-5H, the ceramic resin MS-1087C7 has low viscosity, good fluidity, water resistance and weak acid and alkali salt resistance, has certain flexibility, can be used as a diluent of other ceramic resins in a matching way, and the ceramic resin MS-1087C5 has excellent flexibility, the elongation percentage can reach 30%, and simultaneously has excellent water resistance, and water resistance, Excellent resistance to acid-base salts of moderate strength; the abrasive is at least one of tungsten carbide, white corundum, brown corundum and quartz powder; the curing agent is at least one of MS-1085A curing agent, MS-1086NH curing agent, 6923 curing agent, 5454 curing agent, DDCM curing agent, 1618 curing agent, 7010 curing agent and 1784 curing agent; the curing agent with the brand number of MS-1085A is a modified phenolic aldehyde amine curing agent produced by Changsha Puzhao Biochemical technology limited, the curing agent with the brand number of MS-1085NH is a modified alicyclic amine curing agent produced by Changsha Puzhao Biochemical technology limited, the curing agent with the brand number of 6923 is an aliphatic curing agent produced by Sichuan Hongli exhibition company, the curing agent with the brand number of 5454 is a modified phenolic aldehyde amine curing agent produced by the United states Kadelia company, the curing agent with the brand number of 1618 is an alicyclic amine curing agent produced by the United states air chemical industry of the company, the curing agent with the brand number of HMDA is an alicyclic amine curing agent produced by the Nicotiana Wanhua company, the curing agent with the brand number of 7010 is an alicyclic amine curing agent produced by the Shenzhen chemical industry company, and the curing agent with the brand number of 1784 is; one or more curing agents can be selected for composite use according to different special properties such as impact resistance, corrosion resistance and weather resistance and different use environments such as drying, humidity, underwater and the like; the diluent is benzyl alcohol; the accelerant is at least one of DMP-30 and salicylic acid; the thixotropic agent is P20 fumed silica.

A preparation method of erosion-resistant and corrosion-resistant ceramic resin mortar comprises the following steps:

preparation of the component A:

sequentially adding ceramic resin, a dispersing agent, a defoaming agent and color paste into a stirring dispersion kettle, stirring at the rotating speed of 800-1200r/min for 30-50min, then adding an abrasive into the dispersion kettle, adjusting the rotating speed to 800-500 r/min, continuously stirring for 25-35min, and uniformly dispersing to obtain slurry;

pouring the dispersed slurry into a double-screw stirrer, adding the coarse aggregate, stirring and dispersing for 30-70min, and uniformly dispersing to obtain a component A;

preparation of the component B:

respectively adding a curing agent, a diluent, an accelerator and a thixotropic agent into a reaction kettle, stirring at the rotating speed of 300-1100r/min for 60-120r/min to obtain a component B;

and mixing the component A and the component B according to the weight ratio of 15-25:1, and uniformly stirring to obtain the erosion-resistant anticorrosive ceramic resin mortar.

The ceramic resin in the ceramic resin mortar is prepared by bonding a resin monomer and an inorganic rare earth oxide material at high temperature, taking an inorganic-organic interpenetrating network polymer as a film-forming material, having high coating hardness and good flexibility, breaking through the traditional hard and brittle concept of ceramic, combining the excellent corrosion resistance, temperature resistance, wear resistance and the like of an inorganic substance with the good toughness of an organic substance, ensuring that the normal-temperature curing hardness reaches 4-5H and the flexibility reaches 1 grade, and taking the resin as a main film-forming substance which is similar to ceramic in appearance is called as the ceramic resin. The resin does not contain a benzene ring and other group structures, has excellent weather resistance, simultaneously has excellent comprehensive properties of erosion resistance, corrosion resistance and the like, can be combined with a special curing agent to better prepare an erosion-resistant, acid-base salt-resistant, weather-resistant and underwater curing protection system material, and a mortar cured product prepared from the resin has long-term water resistance, corrosion resistance, erosion resistance and temperature change resistance, has the performance superior to that of the conventional epoxy system material, and overcomes the technical problems in the prior art.