A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Low-shrinkage light gypsum material and preparation method thereof
The invention relates to a low-shrinkage light gypsum material, which comprises the following raw materials by mass: 100 parts of building gypsum, 35 to 45 parts of water, 40 to 60 parts of vitrifiedmicro-beads, 0.2 to 0.5 part of polyvinyl alcohol fiber, 0.2 to 0.5 part of a silane coupling agent, 3 to 8 parts of a shrinkage reducing agent, 0.3 to 0.6 part of an adhesive, 0.2 to 0.5 part of a water retaining agent, 0.2 to 0.4 part of a water reducing agent and 0.2 to 0.4 part of a retarder. According to the invention, the light thermal insulation gypsum material is prepared through compoundoptimization of the components, and has low shrinkage performance, excellent shrinkage deformation damage resistance, good workability and good thermal insulation property.
本发明涉及一种低收缩轻质石膏材料，其原材料按质量份数计，包括建筑石膏100份、水35‑45份、玻化微珠40‑60份、聚乙烯醇纤维0.2‑0.5份、硅烷偶联剂0.2‑0.5份、减缩剂3‑8份、胶粘剂0.3‑0.6份、保水剂0.2‑0.5份、减水剂0.2‑0.4份、缓凝剂0.2‑0.4份。本发明通过组分复方优化配制出在保证轻质保温石膏材料且具有低收缩性能，既具有优异的抗收缩变形破坏能力、又拥有良好的工作性与保温隔热性。
Low-shrinkage light gypsum material and preparation method thereof
The invention relates to a low-shrinkage light gypsum material, which comprises the following raw materials by mass: 100 parts of building gypsum, 35 to 45 parts of water, 40 to 60 parts of vitrifiedmicro-beads, 0.2 to 0.5 part of polyvinyl alcohol fiber, 0.2 to 0.5 part of a silane coupling agent, 3 to 8 parts of a shrinkage reducing agent, 0.3 to 0.6 part of an adhesive, 0.2 to 0.5 part of a water retaining agent, 0.2 to 0.4 part of a water reducing agent and 0.2 to 0.4 part of a retarder. According to the invention, the light thermal insulation gypsum material is prepared through compoundoptimization of the components, and has low shrinkage performance, excellent shrinkage deformation damage resistance, good workability and good thermal insulation property.
本发明涉及一种低收缩轻质石膏材料，其原材料按质量份数计，包括建筑石膏100份、水35‑45份、玻化微珠40‑60份、聚乙烯醇纤维0.2‑0.5份、硅烷偶联剂0.2‑0.5份、减缩剂3‑8份、胶粘剂0.3‑0.6份、保水剂0.2‑0.5份、减水剂0.2‑0.4份、缓凝剂0.2‑0.4份。本发明通过组分复方优化配制出在保证轻质保温石膏材料且具有低收缩性能，既具有优异的抗收缩变形破坏能力、又拥有良好的工作性与保温隔热性。
Low-shrinkage light gypsum material and preparation method thereof
低收缩轻质石膏材料及其制备方法
PENG JIAHUI (author) / LIU XIANFENG (author) / ZHU CONG (author) / ZHANG JIANXIN (author) / QU JINDONG (author) / YI WEI (author)
2020-04-21
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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