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Mar. 23, 2026
Can use polyvinyl acohol (PVA) to instead redispersible polymer powder in dry mixed mortar? To summarize, while PVA can be used in simple, low-cost dry-mix mortars, it is not a direct substitute for RDP in applications where high bonding strength, water resistance, and flexibility are required. In many high-quality formulations, PVA and RDP are used together to balance cost and performance.
Dec. 02, 2025
Shandong Charing Industry Co.,Ltd Participates CHINACOAT 2025 In Shanghai Shandong Charing Industry Co., Ltd. participated in the 2025 Shanghai Coatings Expo this month. During the exhibition, it received numerous customers from both domestic and international markets, engaged in in-depth discussions, and received unanimous praise from clients.
Feb. 21, 2025
The role of Redispersible Polymer Powder in mortar The Redispersible Polymer Powder can be quickly re-dispersed into emulsion after contacting with water, and has the same properties as the initial emulsion, a film can be formed after evaporation of water, which has high flexibility, high weather resistance and high adhesion to various substrates. In addition, the Redispersible Polymer Powder with
Jan. 21, 2025
10 Questions About Hydroxypropyl Methylcellulose (HPMC) Industrial grade hydroxypropyl methylcellulose used in mortar is divided by viscosity. The following grades are commonly used (unit is viscosity). Low viscosity: 400 is mainly used for self-leveling mortar, but it is generally imported.Reason: Low viscosity, although the water retention is poor, but the leveling property is good, and the mortar ha
Jan. 09, 2025
Characteristics of polycarboxylic acid water reducer The function of water reducer is to improve the working performance of fresh mortar and increase the fluidity of mortar without reducing the amount of cement; to reduce the amount of cement and increase the strength of mortar while maintaining certain working performance; to reduce the amount of cement per unit volume of mortar and save cement whil
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