A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Viscosity-reducing shrinkage-reducing type polycarboxylate superplasticizer
The invention belongs to the technical field of building materials, and relates to a viscosity-reducing shrinkage-reducing type polycarboxylate superplasticizer which is characterized by comprising the following components in percentage by mass: 10-15% of amino polyether modified organic silicon/acetone sulfonate formaldehyde condensate/polyacrylic acid, 25-30% of diethylene glycol monovinyl polyoxyethylene ether/allyl biquaternary ammonium salt/acrylic acid/(2-propenyl)succinic anhydride copolymer and the balance of water. The viscosity-reducing shrinkage-reducing type polycarboxylate superplasticizer developed by the invention has the advantages of shrinkage reducing performance, high water reducing rate, good dispersity and dispersion retentivity, high compressive strength and excellentcomprehensive performance, meets the market requirements, and has very important significance for promoting the development of building energy-saving materials.
本发明属于建筑材料技术领域，涉及一种降粘减缩型聚羧酸减水剂，其特征在于，包括如下质量百分数的各组分：氨基聚醚改性有机硅/丙酮磺酸盐甲醛缩合物/聚丙烯酸10‑15％、二乙二醇单乙烯基聚氧乙烯醚/烯丙基双季铵盐/丙烯酸/(2‑丙烯基)丁二酸酐共聚物25‑30％、余量为水。本发明开发一种具有减缩性能、减水率高、分散性和分散保持性好、抗压强度高，各种综合性能优异的聚羧酸减水剂符合市场需求，对促进建筑节能材料的发展具有非常重要的意义。
Viscosity-reducing shrinkage-reducing type polycarboxylate superplasticizer
The invention belongs to the technical field of building materials, and relates to a viscosity-reducing shrinkage-reducing type polycarboxylate superplasticizer which is characterized by comprising the following components in percentage by mass: 10-15% of amino polyether modified organic silicon/acetone sulfonate formaldehyde condensate/polyacrylic acid, 25-30% of diethylene glycol monovinyl polyoxyethylene ether/allyl biquaternary ammonium salt/acrylic acid/(2-propenyl)succinic anhydride copolymer and the balance of water. The viscosity-reducing shrinkage-reducing type polycarboxylate superplasticizer developed by the invention has the advantages of shrinkage reducing performance, high water reducing rate, good dispersity and dispersion retentivity, high compressive strength and excellentcomprehensive performance, meets the market requirements, and has very important significance for promoting the development of building energy-saving materials.
本发明属于建筑材料技术领域，涉及一种降粘减缩型聚羧酸减水剂，其特征在于，包括如下质量百分数的各组分：氨基聚醚改性有机硅/丙酮磺酸盐甲醛缩合物/聚丙烯酸10‑15％、二乙二醇单乙烯基聚氧乙烯醚/烯丙基双季铵盐/丙烯酸/(2‑丙烯基)丁二酸酐共聚物25‑30％、余量为水。本发明开发一种具有减缩性能、减水率高、分散性和分散保持性好、抗压强度高，各种综合性能优异的聚羧酸减水剂符合市场需求，对促进建筑节能材料的发展具有非常重要的意义。
Viscosity-reducing shrinkage-reducing type polycarboxylate superplasticizer
一种降粘减缩型聚羧酸减水剂
LIANG JIAN (author) / GAO QUAN (author)
2021-01-08
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
/
C08F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
,
Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind
/
C08G
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
,
Makromolekulare Verbindungen, anders erhalten als durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind
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