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A platform for research: civil engineering, architecture and urbanism
Cement-based waterproof material and preparation process thereof
The invention discloses a cement-based waterproof material which is characterized in that: the cement-based waterproof material comprises the following components in parts by weight: 30-40 parts of cement, 15-25 parts of volcanic ash, 1-3 parts of fluorgypsum, 4-8 parts of hydrophilic nitrogen-doped carbon nanofibers, 2-5 parts of a hyperbranched 4A molecular sieve, 1-3 parts of epoxy organic fluorosilicone oil, 5-10 parts of sulfonated SBS, 3-5 parts of a hyperbranched sulfonate surfactant SHBP-1, 8-12 parts of 2-acrylamido-2-methylpropanesulfonic acid/N-trihydroxymethyl methacrylamide/vinyltriethoxysilane/3, 5-diamino-1H-pyrazole-4-allyl carboxylate copolymer, 0.1-0.3 part of aluminum acrylate, 0.1-0.2 part of water-soluble initiator and 20-30 parts of water. The invention also provides a preparation method of the cement-based waterproof material. The cement-based waterproof material provided by the invention is excellent in comprehensive performance and performance stability, strong in matrix deformation adaptability, sufficient in toughness and bonding strength, compact in structure, better in waterproof performance and durability and longer in service life.
本发明公开了一种水泥基防水材料，其特征在于，包括如下按重量份计的各组分：水泥30‑40份、火山灰15‑25份、氟石膏1‑3份、亲水性氮掺杂碳纳米纤维4‑8份、超支化4A分子筛2‑5份、环氧基有机氟硅油1‑3份、磺化SBS 5‑10份、超支化磺酸盐表面活性剂SHBP‑1 3‑5份、2‑丙烯酰胺基‑2‑甲基丙磺酸/N‑三羟甲基甲基丙烯酰胺/乙烯基三乙氧基硅烷/3,5‑二氨基‑1H‑吡唑‑4‑羧酸烯丙酯共聚物8‑12份、丙烯酸铝0.1‑0.3份、水溶性引发剂0.1‑0.2份、水20‑30份。本发明还提供了一种所述水泥基防水材料的制备方法。本发明提供的水泥基防水材料综合性能和性能稳定性佳，适应基体变形能力强，韧性和粘结强度足，结构致密，防水性能和耐久性更好，使用寿命更长。
Cement-based waterproof material and preparation process thereof
The invention discloses a cement-based waterproof material which is characterized in that: the cement-based waterproof material comprises the following components in parts by weight: 30-40 parts of cement, 15-25 parts of volcanic ash, 1-3 parts of fluorgypsum, 4-8 parts of hydrophilic nitrogen-doped carbon nanofibers, 2-5 parts of a hyperbranched 4A molecular sieve, 1-3 parts of epoxy organic fluorosilicone oil, 5-10 parts of sulfonated SBS, 3-5 parts of a hyperbranched sulfonate surfactant SHBP-1, 8-12 parts of 2-acrylamido-2-methylpropanesulfonic acid/N-trihydroxymethyl methacrylamide/vinyltriethoxysilane/3, 5-diamino-1H-pyrazole-4-allyl carboxylate copolymer, 0.1-0.3 part of aluminum acrylate, 0.1-0.2 part of water-soluble initiator and 20-30 parts of water. The invention also provides a preparation method of the cement-based waterproof material. The cement-based waterproof material provided by the invention is excellent in comprehensive performance and performance stability, strong in matrix deformation adaptability, sufficient in toughness and bonding strength, compact in structure, better in waterproof performance and durability and longer in service life.
本发明公开了一种水泥基防水材料，其特征在于，包括如下按重量份计的各组分：水泥30‑40份、火山灰15‑25份、氟石膏1‑3份、亲水性氮掺杂碳纳米纤维4‑8份、超支化4A分子筛2‑5份、环氧基有机氟硅油1‑3份、磺化SBS 5‑10份、超支化磺酸盐表面活性剂SHBP‑1 3‑5份、2‑丙烯酰胺基‑2‑甲基丙磺酸/N‑三羟甲基甲基丙烯酰胺/乙烯基三乙氧基硅烷/3,5‑二氨基‑1H‑吡唑‑4‑羧酸烯丙酯共聚物8‑12份、丙烯酸铝0.1‑0.3份、水溶性引发剂0.1‑0.2份、水20‑30份。本发明还提供了一种所述水泥基防水材料的制备方法。本发明提供的水泥基防水材料综合性能和性能稳定性佳，适应基体变形能力强，韧性和粘结强度足，结构致密，防水性能和耐久性更好，使用寿命更长。
Cement-based waterproof material and preparation process thereof
一种水泥基防水材料及其制备工艺
CHENG HUANQIN (author) / JI LULU (author)
2021-05-04
Patent
Electronic Resource
Chinese
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