학술논문
提高建筑石膏防水性能和表面硬度的研究 / Study on Improving Waterproof Property and Surface Hardness节of Structural Gypsum Product
Document Type
Academic Journal
Author
Source
硅酸盐通报 / Bulletin of the Chinese Ceramic Society. 31(1):62-66
Subject
Language
Chinese
ISSN
1001-1625
Abstract
考察了防水剂(实验室自制)、PVA、BPO等外加剂对建筑石膏样品的抗折强度、吸水率及吸水后表面硬度的影响.结果表明:防水剂添加量1.25％,PVA添加量0.8％,BPO添加量0.24％,可制得抗折强度9.54 MPa,24h吸水率5.32％,吸水后表面硬度3.0的试样,并且该试样浸泡72 h后仍可在流动水下冲刷4h,表面硬度基本不变.