Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Siloxane-modified super-hydrophobic geopolymer anticorrosive material and preparation method thereof
The invention discloses a siloxane-modified super-hydrophobic geopolymer anticorrosive material which comprises the following raw materials, by weight: 70-90 parts of a silicon-aluminum mineral raw material, 75-100 parts of an alkali activator, 2-3 parts of polydimethylsiloxane, 4-5 parts of methyl hydrogen-containing silicone oil, 0.1-0.2 part of a silane coupling agent, 4-6 parts of nano magnesium hydroxide powder, 7-10 parts of nano silicon dioxide powder, 3-5 parts of short fibers, 1-2 parts of calcium lignosulphonate and 1-1.5 parts of a grinding aid. The invention also discloses a preparation method of the siloxane modified super-hydrophobic geopolymer anticorrosive material. According to the invention, a method of combining siloxane with matrix and surface super-hydrophobic modification is utilized, and matrix surface chemical structure modification and nanoscale and micron-scale roughness modification are combined, so that the super-hydrophobic and high-corrosion-resistance properties of the compact high-strength geopolymer material are improved; the raw materials, the nano material and the short fibers are added, so that the material is high in strength, compact in structure and high in durability, and the resistance of the material to ion erosion, substance dissolution, freeze-thaw damage and the like is achieved through super-hydrophobic modification.
本发明公开了一种硅氧烷改性的超疏水地聚合物防腐蚀材料，包括以下重量份数的原料：硅铝质矿物原料70‑90份，碱激发剂75‑100份，聚二甲基硅氧烷2‑3份，甲基含氢硅油4‑5份，硅烷偶联剂0.1‑0.2份，纳米氢氧化镁粉末4‑6份，纳米二氧化硅粉末7‑10份，短纤维3‑5份，木质素磺酸钙1‑2份，助磨剂1‑1.5份。本发明还公开了一种硅氧烷改性的超疏水地聚合物防腐材料的制备方法。本发明利用硅氧烷对基质和表面超疏水改性结合的方法，将基质表面化学结构改性和纳米级与微米级粗糙度改性结合，提高了致密高强地聚物材料的超疏水和高耐腐蚀性能；原料和纳米材料和短纤维的添加使本发明材料强度高、结构致密、耐久性强，超疏水改性实现材料对离子侵蚀、物质溶出、冻融破坏等的抵抗能力。
Siloxane-modified super-hydrophobic geopolymer anticorrosive material and preparation method thereof
The invention discloses a siloxane-modified super-hydrophobic geopolymer anticorrosive material which comprises the following raw materials, by weight: 70-90 parts of a silicon-aluminum mineral raw material, 75-100 parts of an alkali activator, 2-3 parts of polydimethylsiloxane, 4-5 parts of methyl hydrogen-containing silicone oil, 0.1-0.2 part of a silane coupling agent, 4-6 parts of nano magnesium hydroxide powder, 7-10 parts of nano silicon dioxide powder, 3-5 parts of short fibers, 1-2 parts of calcium lignosulphonate and 1-1.5 parts of a grinding aid. The invention also discloses a preparation method of the siloxane modified super-hydrophobic geopolymer anticorrosive material. According to the invention, a method of combining siloxane with matrix and surface super-hydrophobic modification is utilized, and matrix surface chemical structure modification and nanoscale and micron-scale roughness modification are combined, so that the super-hydrophobic and high-corrosion-resistance properties of the compact high-strength geopolymer material are improved; the raw materials, the nano material and the short fibers are added, so that the material is high in strength, compact in structure and high in durability, and the resistance of the material to ion erosion, substance dissolution, freeze-thaw damage and the like is achieved through super-hydrophobic modification.
本发明公开了一种硅氧烷改性的超疏水地聚合物防腐蚀材料，包括以下重量份数的原料：硅铝质矿物原料70‑90份，碱激发剂75‑100份，聚二甲基硅氧烷2‑3份，甲基含氢硅油4‑5份，硅烷偶联剂0.1‑0.2份，纳米氢氧化镁粉末4‑6份，纳米二氧化硅粉末7‑10份，短纤维3‑5份，木质素磺酸钙1‑2份，助磨剂1‑1.5份。本发明还公开了一种硅氧烷改性的超疏水地聚合物防腐材料的制备方法。本发明利用硅氧烷对基质和表面超疏水改性结合的方法，将基质表面化学结构改性和纳米级与微米级粗糙度改性结合，提高了致密高强地聚物材料的超疏水和高耐腐蚀性能；原料和纳米材料和短纤维的添加使本发明材料强度高、结构致密、耐久性强，超疏水改性实现材料对离子侵蚀、物质溶出、冻融破坏等的抵抗能力。
Siloxane-modified super-hydrophobic geopolymer anticorrosive material and preparation method thereof
一种硅氧烷改性的超疏水地聚合物防腐材料及其制备方法
YAN DONGMING (Autor:in) / RUAN SHENGQIAN (Autor:in) / CHEN SHIKUN (Autor:in) / ZHU RONGHUA (Autor:in) / LIU YI (Autor:in) / TIAN YE (Autor:in)
15.12.2020
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
Graphene oxide geopolymer anticorrosive coating and preparation method thereof
| Europäisches Patentamt | 2024
| Europäisches Patentamt | 2024
| Europäisches Patentamt | 2020
Geopolymer modified grouting material and preparation method thereof
| Europäisches Patentamt | 2024
Modified geopolymer grouting material and preparation method thereof
| Europäisches Patentamt | 2021