WO2023168809A1 - 一种抗开裂耐老化防水装饰一体化涂料及其制备方法 - Google Patents

一种抗开裂耐老化防水装饰一体化涂料及其制备方法 Download PDF

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WO2023168809A1
WO2023168809A1 PCT/CN2022/089470 CN2022089470W WO2023168809A1 WO 2023168809 A1 WO2023168809 A1 WO 2023168809A1 CN 2022089470 W CN2022089470 W CN 2022089470W WO 2023168809 A1 WO2023168809 A1 WO 2023168809A1
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parts
cracking
aging
waterproof
component
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PCT/CN2022/089470
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English (en)
French (fr)
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张志文
王秀龙
周丹丽
李志政
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上海保立佳新材料有限公司
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/63—Additives non-macromolecular organic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/65—Additives macromolecular
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2237—Oxides; Hydroxides of metals of titanium
    • C08K2003/2241—Titanium dioxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/91—Use of waste materials as fillers for mortars or concrete

Definitions

  • the invention relates to an anti-cracking, anti-aging, waterproof and decorative integrated coating and a preparation method thereof, and belongs to the technical field of coatings.
  • the current interior and exterior wall decorations are still mainly made of latex paint, real stone paint, and colorful paints, which have poor water resistance and are prone to problems such as cracking, hollowing and falling off.
  • the present invention scientifically proportions three different modified resins, and simultaneously adds a variety of aging-resistant powders and a variety of functional additives to produce an anti-cracking, aging-resistant, waterproof and decorative integrated coating with good Excellent adhesion, can be used on tile surfaces, concrete surfaces, wooden surfaces, etc.
  • the present invention provides an anti-cracking, anti-aging, waterproof and decorative integrated coating, which consists of two parts A and B.
  • the A component includes: 50-60 parts of pure acrylic resin and 10 parts of styrene-acrylic resin in mass fraction.
  • Component B includes: 40-50 parts of white Portland cement, 13-19 parts of titanium dioxide, 3-5 parts of nano zinc oxide, 5-10 parts of silica powder, Calcium carbonate 3.5-14.3 parts, quartz powder 7-10 parts, quartz sand 5-10 parts, encrypted silica fume 1-2 parts, hydrophobic powder 0.2-0.5 parts, retarder 0.1-0.2 parts, water reducing agent 0.1-0.3 parts, cellulose 0.1-0.2 parts, lithium bentonite 0.2-0.3 parts.
  • the mass ratio of component A and component B is 1:(1-3), more preferably 1:2.
  • the solid content of the pure acrylic resin is 49-51%, and the viscosity is 100-2000 mPa ⁇ s.
  • the solid content of the styrene-acrylic resin is 49-51%, and the viscosity is 200-1000 mPa ⁇ s.
  • the solid content of the fluorocarbon resin is 44-46%, and the viscosity is 200-1000 mPa ⁇ s.
  • the film-forming assistant in component A includes alcohol ester 12
  • the defoaming agent includes mineral oils
  • the preservative includes kasonoids
  • the wetting agent includes sulfonated succinic acid disulfide.
  • Octyl sodium salt the strength grade of the white Portland cement in component B is 525
  • the titanium dioxide includes rutile
  • the particle size of the silica powder includes 1250 mesh
  • the particle size of the calcium carbonate includes 1250 mesh
  • the particle size of the quartz powder includes 200 mesh
  • the particle size of the quartz sand includes 160-180 mesh
  • the hydrophobic powder includes organic silicon
  • the retarder includes tartaric acid
  • the water reducing agent includes Polycarboxylic acids
  • the cellulose includes cellulose 250HBR.
  • the invention also provides a method for preparing an anti-cracking, anti-aging, waterproof and decorative integrated coating.
  • the specific steps include:
  • Step 3 Stir and mix the components A and B according to a mass ratio of 1: (1-3) to prepare the anti-cracking, aging-resistant, waterproof and decorative integrated coating.
  • the rotation speed of the high-speed disperser is 500-800 r/min, and the dispersion times of the A1, A2, A3 and A4 stages are 10-20 min respectively.
  • the rotation speed of the dry powder mixer is 30-80 r/min, and the stirring time of the B1, B2 and B3 stages is 2-5 min respectively.
  • the stirring and mixing speed is 500-1000 r/min, more preferably 800 r/min; the dispersion time is 2-10 min, more preferably 5 min.
  • each component the main functions of each component are:
  • Component A pure acrylic resin, with good weather resistance, and the film has waterproof function; styrene-acrylic resin, which further improves the water resistance effect; fluorocarbon resin, which is anti-corrosive and increases strength; film-forming additives, promotes the rapid film formation of this product; silicic acid Lithium, improves strength and rehydrates cement; defoaming agent, eliminates bubbles; preservative, kills bacteria and improves storage stability; wetting agent, improves overall wetting and dispersion; deionized water.
  • Component B White Portland cement, cementitious material, improves strength, hardness and wear resistance; calcium carbonate, as a filler, has good stability and high gloss; silica powder, improves alkali resistance; quartz powder, as a filler, improves strength It is helpful to resist cracking and cracking; nano-zinc oxide improves weather resistance and resists infrared and ultraviolet radiation; quartz sand, as a filler, is helpful to strength and cracking resistance; encrypted silica fume greatly reduces the pores in the hydrated slurry.
  • the size improves the pore size distribution, thereby increasing the strength and improving the resistance to efflorescence; titanium dioxide, improves weather resistance; hydrophobic powder, improves water resistance; retarder, adjusts the setting time, improves the opening time; water reducing agent , plays a dispersing role; cellulose, retains water, improves construction; lithium bentonite, improves construction.
  • this invention uses three functional resin combinations, among which pure acrylic resin can improve weather resistance, styrene acrylic resin can improve water resistance, and fluorocarbon resin has a great effect on anti-corrosion and rust prevention.
  • the white cement in the B component of the present invention can greatly improve the strength and wear resistance
  • the titanium dioxide and nano-zinc oxide have good weather resistance
  • the silica powder has good alkali resistance, which greatly improves the service life.
  • a variety of functional additives are used, among which lithium silicate can promote cement hydration, hydrophobic powder can improve water resistance, retarder can adjust the opening time, and encrypted silica fume has a better effect on resisting efflorescence.
  • the coating prepared according to the above composition has good cracking resistance, aging resistance and waterproof performance.
  • An anti-cracking, anti-aging, waterproof and decorative integrated coating which consists of two components A and B with a mass ratio of 1:2, wherein:
  • Component A includes by mass fraction:
  • Component B includes: by mass fraction:
  • An anti-cracking, anti-aging, waterproof and decorative integrated coating which consists of two components A and B with a mass ratio of 1:2, wherein:
  • Component A includes by mass fraction:
  • Component B includes: by mass fraction:
  • An anti-cracking, anti-aging, waterproof and decorative integrated coating which consists of two components A and B with a mass ratio of 1:2, wherein:
  • Component A includes by mass fraction:
  • Component B includes: by mass fraction:
  • An anti-cracking, anti-aging, waterproof and decorative integrated coating which consists of two components A and B with a mass ratio of 1:2, wherein:
  • Component A includes by mass fraction:
  • Component B includes: by mass fraction:
  • Table 1 shows the performance analysis and testing results of the anti-cracking, anti-aging, waterproof and decorative integrated coatings obtained in the above embodiments 1-4 according to GBT25261-2018, JC/T1024-2019 and GBT1766-2008.
  • the obtained anti-cracking, anti-aging, waterproof and decorative integrated coating has relatively good storage stability and construction properties, fast drying time, and a washing resistance of more than 30,000 times, which far meets the standard requirements, and its water and alkali resistance meet the requirements of the standard.
  • the stain resistance and temperature degeneration resistance of the coating are good, the flexural and compressive strength far exceeds the standard requirements, and the weather resistance reaches level 1.
  • the coating prepared according to the above composition has good cracking resistance, aging resistance and waterproof performance.

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Paints Or Removers (AREA)
  • Aftertreatments Of Artificial And Natural Stones (AREA)

Abstract

一种抗开裂耐老化防水装饰一体化涂料及其制备方法，该涂料的组成为质量比1:(1-3)的A和B两组分，其中A组分按质量分数包括：纯丙树脂50-60份、苯丙树脂10-20份、氟碳树脂5-10份、成膜助剂0.5-1份、硅酸锂1-2份、消泡剂0.2-0.3份、防腐剂0.1-0.3份、润湿剂0.1-0.3份、去离子水15.8-23.1份；B组分按质量分数包括：白色硅酸盐水泥40-50份、碳酸钙3.5-14.3份、硅微粉5-10份、石英粉7-10份、纳米氧化锌3-5份、石英砂5-10份、加密硅灰1-2份、钛白粉13-19份、憎水粉0.2-0.5份、缓凝剂0.1-0.2份、减水剂0.1-0.3份、纤维素0.1-0.2份、锂基膨润土0.2-0.3份。制备的涂料具有良好的抗开裂、耐老化和防水性能。

Description

一种抗开裂耐老化防水装饰一体化涂料及其制备方法
本申请要求申请日为2022年03月11日的中国专利申请2022102364702的优先权。本申请引用上述中国专利申请的全文。
技术领域
本发明涉及一种抗开裂耐老化防水装饰一体化涂料及其制备方法，属于涂料技术领域。
背景技术
目前的内外墙装饰还是以乳胶漆，真石漆，多彩为主，自身耐水较差，容易出现开裂，空鼓脱落等问题。为解决上述问题，本发明将三种不同的改性树脂进行科学配比，同时添加多种耐老化粉料及多款功能助剂，制得了一种抗开裂耐老化防水装饰一体化涂料，具有良好的粘接力，可以用在瓷砖面、混凝土面和木质面等。
发明内容
为解决上述问题，本发明提供一种抗开裂耐老化防水装饰一体化涂料，其组成包括A和B两部分，其中A组分按质量分数包括：纯丙树脂50-60份、苯丙树脂10-20份、氟碳树脂5-10份、成膜助剂0.5-1份、硅酸锂1-2份、消泡剂0.2-0.3份、防腐剂0.1-0.3份、润湿剂0.1-0.3份、去离子水15.8-23.1份；B组分按质量分数包括：白色硅酸盐水泥40-50份、钛白粉13-19份、纳米氧化锌3-5份、硅微粉5-10份、碳酸钙3.5-14.3份、石英粉7-10份、石英砂5-10份、加密硅灰1-2份、憎水粉0.2-0.5份、缓凝剂0.1-0.2份、减水剂0.1-0.3份、纤维素0.1-0.2份、锂基膨润土0.2-0.3份。
优选地，所述A组分和B组分的质量比例为1：(1-3)，更佳地为1:2。
优选地，所述纯丙树脂的固含量为49-51％，粘度为100-2000mPa·s。
优选地，所述苯丙树脂的固含量为49-51％，粘度为200-1000mPa·s。
优选地，所述氟碳树脂的固含量为44-46％，粘度为200-1000mPa·s。
优选地，A组分中的所述成膜助剂包括醇酯十二，所述消泡剂包括矿物油类，所述防腐剂包括卡松类，所述润湿剂包括磺化琥珀酸二辛酯钠盐类；B组分中所述白色硅酸盐水泥的强度等级为525，所述钛白粉包括金红石类，所述硅微粉的粒径包括1250目，所述碳酸钙的粒径包括1250目，所述石英粉的粒径包括200目，所述石英砂的粒径包括160-180目，所述憎水粉包括有机硅类，所述缓凝剂包括酒石酸，所述减水剂包括聚羧酸类，所述纤维素包括纤维素250HBR。
本发明还提供一种抗开裂耐老化防水装饰一体化涂料的制备方法，其具体步骤包括：
步骤1，A组分的制备：
(A1)开启高速分散机，加入纯丙树脂、苯丙树脂和氟碳树脂，分散均匀；
(A2)添加成膜助剂、消泡剂和润湿剂，分散均匀；
(A3)添加去离子水与防腐剂，分散均匀；
(A4)添加硅酸锂，分散均匀得到A组分；
步骤2，B组分的制备：
(B1)开启干粉搅拌机，添加白色硅酸盐水泥、碳酸钙和硅微粉，搅拌分散；
(B2)添加憎水粉、缓凝剂、减水剂、纤维素和锂基膨润土，搅拌分散；
(B3)添加加密硅灰，石英粉，纳米氧化锌，石英砂和钛白粉，搅拌分散得到B组分；
步骤3，将所述A和B组分按照质量比1：(1-3)进行搅拌混合，制得所述抗开裂耐老化防水装饰一体化涂料。
优选地，所述步骤1中，所述高速分散机的转速为500-800r/min，所述A1、A2、A3和A4阶段的分散时间分别为10-20min。
优选地，所述步骤2中，所述干粉搅拌机的转速为30-80r/min，所述B1、B2和B3阶段的搅拌时间分别为2-5min。
优选地，所述步骤3中，所述搅拌混合的转速为500-1000r/min，更优选地为800r/min；所述分散时间为2-10min，更优选地为5min。
在所述组分中，各组分的主要作用为：
A组分：纯丙树脂，耐候性好，成膜有防水功能；苯丙树脂，进一步提高耐 水效果；氟碳树脂，防腐，增加强度；成膜助剂，促进本产品快速成膜；硅酸锂，提高强度，与水泥二次水化；消泡剂，消除气泡；防腐剂，消杀细菌，提高储存稳定性；润湿剂，提高整体润湿分散性；去离子水。
B组分：白色硅酸盐水泥，胶凝材料，提高强度硬度和耐磨；碳酸钙，作为填料，稳定性好，光泽度高；硅微粉，提高耐碱；石英粉，作为填料，对强度和抗开裂有一定帮助；纳米氧化锌，提高耐候性，抗红外线、紫外线辐射；石英砂，作为填料，对强度和抗开裂有一定帮助；加密硅灰，大大降低了水化浆体中的孔隙尺寸，改善了孔隙尺寸分布，于是使强度提高，还可以提高抗泛碱性；钛白粉，提高耐候性；憎水粉，提高耐水性；缓凝剂，调节凝结时间，改善开放时间；减水剂，起到分散的作用；纤维素，保水，改善施工；锂基膨润土，提高施工性。
与现有技术相比，首先，本分发明采用了三种功能性树脂搭配，其中纯丙树脂可以提高耐候性，苯丙树脂可提高耐水，氟碳树脂对防腐防锈有着很大作用。其次，本发明中B组分中的白水泥可以极大提高强度和耐磨，钛白粉和纳米氧化锌起到很好的耐候作用，硅微粉有着较好的耐碱作用，使得使用寿命大大提高。再者，选用多款功能性助剂，其中硅酸锂可以促进水泥水化，憎水粉可以提高耐水性，缓凝剂可以调整开放时间，加密硅灰对抗泛碱效果比较好。总之，按照上述组成制备的涂料具有良好的抗开裂性、耐老化性能和防水性能。
具体实施方式
结合下面实施例对本发明进行进一步的阐述，但本发明的保护范围并不限于此。
实施例1
一种抗开裂耐老化防水装饰一体化涂料，其组成包括质量比为1:2的A和B两组分，其中：
A组分按质量分数包括：
纯丙树脂 50份
苯丙树脂 15份
氟碳树脂 10份
成膜助剂 0.5份
硅酸锂 1份
消泡剂 0.2份
防腐剂 0.3份
润湿剂 0.1份
去离子水 22.9份
B组分按质量分数包括：
白色硅酸盐水泥525 40份
1250目碳酸钙 10.1份
1250目硅微粉 10份
200目石英粉 10份
纳米氧化锌 3份
160-180目石英砂 10份
加密硅灰 1份
金红石钛白粉 15份
有机硅憎水粉 0.3份
缓凝剂 0.1份
聚羧酸减水剂 0.2份
纤维素250HBR 0.1份
锂基膨润土 0.2份
实施例2
一种抗开裂耐老化防水装饰一体化涂料，其组成包括质量比为1:2的A和B两组分，其中：
A组分按质量分数包括：
纯丙树脂 55份
苯丙树脂 10份
氟碳树脂 10份
成膜助剂 0.5份
硅酸锂 1.5份
消泡剂 0.2份
防腐剂 0.3份
润湿剂 0.1份
去离子水 22.4份
B组分按质量分数包括：
白色硅酸盐水泥525 40份
1250目碳酸钙 10.1份
1250目硅微粉 10份
200目石英粉 10份
纳米氧化锌 3份
160-180目石英砂 10份
加密硅灰 1份
金红石钛白粉 15份
有机硅憎水粉 0.3份
缓凝剂 0.1份
聚羧酸减水剂 0.2份
纤维素250HBR 0.1份
锂基膨润土 0.2份
实施例3
一种抗开裂耐老化防水装饰一体化涂料，其组成包括质量比为1:2的A和B两组分，其中：
A组分按质量分数包括：
纯丙树脂 55份
苯丙树脂 10份
氟碳树脂 10份
成膜助剂 0.5份
硅酸锂 1.5份
消泡剂 0.2份
防腐剂 0.3份
润湿剂 0.1份
去离子水 22.4份
B组分按质量分数包括：
白色硅酸盐水泥525 45份
1250目碳酸钙 5份
1250目硅微粉 5份
200目石英粉 10份
纳米氧化锌 3份
160-180目石英砂 10份
加密硅灰 1份
金红石钛白粉 20份
有机硅憎水粉 0.3份
缓凝剂 0.1份
聚羧酸减水剂 0.3份
纤维素250HBR 0.1份
锂基膨润土 0.2份
实施例4
一种抗开裂耐老化防水装饰一体化涂料，其组成包括质量比为1:2的A和B两组分，其中：
A组分按质量分数包括：
纯丙树脂 60份
苯丙树脂 10份
氟碳树脂 10份
成膜助剂 0.5份
硅酸锂 2份
消泡剂 0.2份
防腐剂 0.3份
润湿剂 0.1份
去离子水 16.9份
B组分按质量分数包括：
白色硅酸盐水泥525 45份
1250目碳酸钙 5份
1250目硅微粉 5份
200目石英粉 10份
纳米氧化锌 3份
160-180目石英砂 10份
加密硅灰 1份
金红石钛白粉 20份
有机硅憎水粉 0.3
缓凝剂 0.1份
聚羧酸减水剂 0.3份
纤维素250HBR 0.1份
锂基膨润土 0.2份
实施效果
表1为依据GBT25261-2018，JC/T1024-2019和GBT1766-2008对上述实施例1-4所得的抗开裂耐老化防水装饰一体化涂料性能分析检测结果。
表1抗开裂耐老化防水装饰一体化涂料性能分析检测结果
Figure PCTCN2022089470-appb-000001
Figure PCTCN2022089470-appb-000002
由表1可以看出，所得抗开裂耐老化防水装饰一体化涂料储存稳定性和施工性均比较好，干燥时间快，耐洗刷性达到30000次以上，远远满足标准要求，耐水耐碱性能满足室外的需求，耐沾污性能和涂层耐温变性性能良好，抗折抗压强度也远超标准要求，耐候性达到1级。总之，按照上述组成制备的涂料具有良好的抗开裂性、耐老化性能和防水性能。

Claims (10)

  1. 一种抗开裂耐老化防水装饰一体化涂料，其特征在于，所述涂料包括A和B两组分，其中A组分按质量分数包括：纯丙树脂50-60份、苯丙树脂10-20份、氟碳树脂5-10份、成膜助剂0.5-1份、硅酸锂1-2份、消泡剂0.2-0.3份、防腐剂0.1-0.3份、润湿剂0.1-0.3份、去离子水15.8-23.1份；B组分按质量分数包括：白色硅酸盐水泥40-50份、钛白粉13-19份、纳米氧化锌3-5份、硅微粉5-10份、碳酸钙3.5-14.3份、石英粉7-10份、石英砂5-10份、加密硅灰1-2份、憎水粉0.2-0.5份、缓凝剂0.1-0.2份、减水剂0.1-0.3份、纤维素0.1-0.2份、锂基膨润土0.2-0.3份。
  2. 如权利要求1所述的一种抗开裂耐老化防水装饰一体化涂料，其特征在于，所述A和B组分的质量比例为1:(1-3)，较佳地为1：2。
  3. 如权利要求1所述的一种抗开裂耐老化防水装饰一体化涂料，其特征在于，所述纯丙树脂的固含量为49-51％，粘度为100-2000mPa·s。
  4. 如权利要求1所述的一种抗开裂耐老化防水装饰一体化涂料，其特征在于，所述苯丙树脂的固含量为49-51％，粘度为200-1000mPa·s。
  5. 如权利要求1所述的一种抗开裂耐老化防水装饰一体化涂料，其特征在于，所述氟碳树脂的固含量为44-46％，粘度为200-1000mPa·s。
  6. 如权利要求1所述的一种抗开裂耐老化防水装饰一体化涂料，其特征在于，A组分中所述成膜助剂包括醇酯十二，所述消泡剂包括矿物油类，所述防腐剂包括卡松类，所述润湿剂包括磺化琥珀酸二辛酯钠盐类；B组分中所述白色硅酸盐水泥的强度等级包括525，所述钛白粉包括金红石类，所述硅微粉的粒径包括1250目，所述碳酸钙的粒径包括1250目，所述石英粉的粒径包括200目，所述石英砂的粒径包括160-180目，所述憎水粉包括有机硅类，所述缓凝剂包括酒石酸，所述减水剂包括聚羧酸类，所述纤维素包括纤维素250HBR。
  7. 本发明还提供一种抗开裂耐老化防水装饰一体化涂料的制备方法，其特征在于，具体步骤包括：
    步骤1，A组分的制备：
    (A1)开启高速分散机，加入纯丙树脂、苯丙树脂和氟碳树脂，分散均匀；
    (A2)添加成膜助剂、消泡剂和润湿剂，分散均匀；
    (A3)添加去离子水与防腐剂，分散均匀；
    (A4)添加硅酸锂，分散均匀得到A组分；
    步骤2，B组分的制备：
    (B1)开启干粉搅拌机，添加白色硅酸盐水泥、碳酸钙和硅微粉，搅拌均匀；
    (B2)添加憎水粉、缓凝剂、减水剂、纤维素和锂基膨润土，搅拌均匀；
    (B3)添加加密硅灰，石英粉，纳米氧化锌，石英砂和钛白粉，搅拌均匀得到B组分；
    步骤3，将A和B组分按照权利要求2所述质量比进行搅拌混合，制得所述抗开裂耐老化防水装饰一体化涂料。
  8. 如权利要求7所述的一种抗开裂耐老化防水装饰一体化涂料的制备方法，其特征在于，步骤1中所述高速分散机的转速为500-800r/min，所述A1、A2、A3和A4阶段的分散时间分别为10-20min。
  9. 如权利要求7所述的一种抗开裂耐老化防水装饰一体化涂料的制备方法，其特征在于，步骤2中所述干粉搅拌机的转速为20-100r/min，所述B1、B2和B3阶段的搅拌时间分别为2-5min。
  10. 如权利要求7所述的一种抗开裂耐老化防水装饰一体化涂料的制备方法，其特征在于，步骤3中所述搅拌混合的转速为500-1000r/min，所述搅拌时间为2-10min。
PCT/CN2022/089470 2022-03-11 2022-04-27 一种抗开裂耐老化防水装饰一体化涂料及其制备方法 WO2023168809A1 (zh)

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