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CN-122011781-A - High-wear-resistance door and window material and preparation method thereof

CN122011781ACN 122011781 ACN122011781 ACN 122011781ACN-122011781-A

Abstract

The application discloses a high-wear-resistance door and window material and a preparation method thereof, and relates to the technical field of building materials. The preparation method of the high-wear-resistance door and window material comprises the steps of providing vinyl trimethoxy silane and alkaline solution, mixing, carrying out a first reaction to obtain a resin prepolymer, providing bis (3-aminopropyl) end-capped poly (dimethylsiloxane) and isocyanoethyl methacrylate, mixing, carrying out a second reaction to obtain a curing agent, providing an initiator, mixing with the resin prepolymer and the curing agent, carrying out curing treatment to obtain a cured product, and carrying out etching treatment on the cured product to obtain the high-wear-resistance door and window material. The high wear-resistant door and window material obtained by the method has high wear resistance, superhydrophobic performance and high light transmittance, and has wide prospect in the aspects of high-end application scene extension and the like of high-performance doors and windows, curtain walls, special optical protection components and the like.

Inventors

  • FAN YING

Assignees

  • 四川佳之盾门窗有限公司

Dates

Publication Date
20260512
Application Date
20260313

Claims (10)

  1. 1. The preparation method of the high-wear-resistance door and window material is characterized by comprising the following steps of: providing vinyl trimethoxy silane and alkaline solution, mixing, and performing a first reaction to obtain a resin prepolymer; providing bis (3-aminopropyl) end-capped poly (dimethylsiloxane) and isocyanoethyl methacrylate, mixing, and performing a second reaction to obtain a curing agent; providing an initiator, mixing the initiator with the resin prepolymer and the curing agent, and performing curing treatment to obtain a cured product; And etching the cured product to obtain the high-wear-resistance door and window material.
  2. 2. The method according to claim 1, wherein, The mass ratio of the vinyl trimethoxy silane to the alkaline solution is (30-100) (5-20); the molar concentration range of alkali in the alkaline solution is 0.1 mol/L-0.5 mol/L; The alkali in the alkaline solution comprises one or more of sodium hydroxide, potassium hydroxide, triethylamine, sodium bicarbonate and pyridine.
  3. 3. The preparation method according to claim 1, wherein the first reaction comprises a first reaction a and a first reaction b which are sequentially performed, and the temperature of the first reaction b is greater than the temperature of the first reaction a; The reaction temperature of the first reaction a is 50-70 ℃, and the reaction time of the first reaction a is 1-10 h; The reaction temperature of the first reaction b is 70-90 ℃, and the reaction time of the first reaction b is 1-10 h.
  4. 4. The method of claim 1, wherein the resin prepolymer has a structural formula as follows: 。
  5. 5. the method according to claim 1, wherein, The preparation method comprises the steps of providing bis (3-aminopropyl) end-capped poly (dimethylsiloxane) and isocyanoethyl methacrylate, mixing, and further comprising the steps of adding a first solvent, wherein the first solvent is one or more selected from anhydrous tetrahydrofuran, anhydrous 1, 4-dioxane, diethyl ether, dimethylformamide and dimethyl sulfoxide, and the mass concentration of the bis (3-aminopropyl) end-capped poly (dimethylsiloxane) in the first solvent is 200 g/L-600 g/L; The mass ratio of the bis (3-aminopropyl) end-capped poly (dimethylsiloxane) to the isocyanoethyl methacrylate is (5-80): 0.5-15; The reaction temperature of the second reaction is 30-80 ℃, and the reaction time of the second reaction is 1-10 h.
  6. 6. The method of claim 1, wherein the curing agent has a structural formula as follows: 。
  7. 7. the method according to claim 1, wherein, The initiator is selected from one or more of benzoyl peroxide, di-tert-butyl peroxide, dicumyl peroxide and methyl ethyl ketone peroxide; The mass ratio of the resin prepolymer to the curing agent to the initiator is (10-80): 2-24): 0.1-1; The initiator is provided and mixed with the resin prepolymer and the curing agent, and the method further comprises the steps of adding a second solvent, wherein the second solvent is one or more selected from benzene, toluene, anhydrous 1, 4-dioxane and methyltetrahydrofuran, and the mass ratio of the resin prepolymer to the second solvent is (30-60) (30-70); the temperature of the curing treatment is 60-100 ℃, and the time of the curing treatment is 3-10 hours.
  8. 8. The method according to claim 1, wherein, The etching treatment comprises etching treatment by adopting etching gas, wherein the etching gas comprises mixed gas of oxygen and fluorine-containing gas; The radio frequency power of the etching treatment is 80-300W, and the etching treatment time is 0.5 min-10 min.
  9. 9. The method according to claim 8, wherein, The fluorine-containing gas comprises one or more of carbon tetrafluoride, octafluoro-2-butene and sulfur hexafluoride; The volume ratio of the oxygen to the fluorine-containing gas is (1-8): 1-6.
  10. 10. A high wear resistant door and window material, characterized in that it is prepared by the preparation method of any one of claims 1-9.

Description

High-wear-resistance door and window material and preparation method thereof Technical Field The application relates to the technical field of building materials, in particular to a high-wear-resistance door and window material and a preparation method thereof. Background With the development of energy conservation of buildings, intelligent home and high-end equipment, unprecedented high requirements on the comprehensive performance of door and window materials are put forward. The ideal material needs to have excellent light transmittance, excellent weather resistance, high mechanical strength, good impact toughness, durable self-cleaning (super-hydrophobic) and wear-resisting properties. However, the prior art has the following bottleneck that the high transparent material is high in hardness and poor in toughness and is easy to crack, the toughness can be improved by adding a rubber phase or a toughening agent, but the transparency is reduced and the strength is lost, the surface functional layer is easy to fail, in order to realize superhydrophobicity, a fluorine/silicon-containing nano coating is generally coated or a microstructure is constructed on the surface, the external functional layers and a matrix are weak in binding force, pulverization, stripping or structural collapse are extremely easy to occur under the effects of outdoor ultraviolet rays, wind sand abrasion, rain erosion and thermal cycling, the functions are fast attenuated, the service life is limited, the comprehensive performance cannot be integrated, the existing scheme is mostly physical superposition of a matrix material and a surface coating, the interface defect exists, and the cooperative optimization from the body to the surface performance cannot be realized. The prior art is difficult to meet the performance requirements of the mutual constraint, and therefore, a novel door and window material is needed to meet the performance requirements simultaneously. Disclosure of Invention In view of the above, the application provides a high wear-resistant door and window material and a preparation method thereof. The embodiment of the application is realized in such a way that, in a first aspect, the embodiment of the application provides a preparation method of a high wear-resistant door and window material, which comprises the following steps: providing vinyl trimethoxy silane and alkaline solution, mixing, and performing a first reaction to obtain a resin prepolymer; providing bis (3-aminopropyl) end-capped poly (dimethylsiloxane) and isocyanoethyl methacrylate, mixing, and performing a second reaction to obtain a curing agent; providing an initiator, mixing the initiator with the resin prepolymer and the curing agent, and performing curing treatment to obtain a cured product; And etching the cured product to obtain the high-wear-resistance door and window material. Optionally, in some embodiments of the present application, the mass ratio of the vinyltrimethoxysilane to the alkaline solution is (30-100): 5-20; the molar concentration range of alkali in the alkaline solution is 0.1 mol/L-0.5 mol/L; The alkali in the alkaline solution comprises one or more of sodium hydroxide, potassium hydroxide, triethylamine, sodium bicarbonate and pyridine. Alternatively, in some embodiments of the present application, the first reaction comprises a first reaction a and a first reaction b that are sequentially performed, the temperature of the first reaction b being greater than the temperature of the first reaction a; The reaction temperature of the first reaction a is 50-70 ℃, and the reaction time of the first reaction a is 1-10 h; The reaction temperature of the first reaction b is 70-90 ℃, and the reaction time of the first reaction b is 1-10 h. Alternatively, in some embodiments of the present application, the resin prepolymer has a structural formula as follows: 。 Optionally, in some embodiments of the present application, the providing of the bis (3-aminopropyl) terminated poly (dimethylsiloxane) and isocyanoethyl methacrylate, mixing, further comprising adding a first solvent, wherein the first solvent is selected from one or more of anhydrous tetrahydrofuran, anhydrous 1, 4-dioxane, diethyl ether, dimethylformamide, and dimethyl sulfoxide, and the mass concentration of the bis (3-aminopropyl) terminated poly (dimethylsiloxane) in the first solvent is 200g/L to 600g/L; The mass ratio of the bis (3-aminopropyl) end-capped poly (dimethylsiloxane) to the isocyanoethyl methacrylate is (5-80): 0.5-15; The reaction temperature of the second reaction is 30-80 ℃, and the reaction time of the second reaction is 1-10 h. Optionally, in some embodiments of the present application, the curing agent has a structural formula as shown below: 。 Optionally, in some embodiments of the application, the initiator is selected from one or more of benzoyl peroxide, di-tert-butyl peroxide, dicumyl peroxide, methyl ethyl ketone peroxide; The mass ratio of the r