Construction chemical knowledge and information

Two dissolution methods of HPMCPowder mixing method: the HPMC powder and a large number of other powdery material ingredients, fully mixed with a blender, after adding water to dissolve, then the HPMC can be dissolved at this time, without agglomeration, because each tiny little corner, only a littl

Hemc can be used as a colloid protector, emulsifier and dispersant due to its surface active function in aqueous solution.Examples of its applications are as follows:1. Effect of hydroxyethyl methyl cellulose on cement performance.Hydroxyethyl methyl cellulose is an odorless, tasteless

Cellulose ether water retention of detection: a absorbent cotton ball on the mortar surface gently, cellulose co., LTD., hebei yi da at regular intervals by mouth from cotton ball 10 ~ 15 ㎝, along the horizontal direction light cotton ball, such as can blow away and mortar surface flow have cotton s

The application of PVA in this industry mainly includes putty glue and coating adhesive base material, which accounts for more than 40% of the total amount. It is the first major application field in the name of the name.

The wall plastering mortar strength is low, the label is not enough, the sand off powder, empty drum cracking, uneven. The above situation, many people will feel the booth on the event! It's like a shoddy project.Repair method:(1) clean the floating sand and ash on the surface of the wall,(2) for a long time weathered, plastering mortar cement failure

Gypsum building materials are suitable for indoor non-load-bearing partition wall, plastering, ground leveling and top surface and other decoration. It is the best building material indoors.

Binding mortar is a kind of polymer - reinforced cement - based pre - prepared dry - mixed flexible bonding mortar,Technical requirements for cement - based ceramic tile bonding mortar.

Hydroxypropyl methyl cellulose (HPMC)Hydroxypropyl methyl cellulose is in recent years production, dosage are rapidly increasing cellulose varieties.It is made of refined cotton after alkali treatment, with propylene oxide and chloroform as etherifying agent, through a series of reactions and made o

HEMC is an excellent combination of building materials◆ Cement based plaster mortar1. Improve the evenness, make it easier to apply the plaster, and improve the anti-vertical flow ability. Increased fluidity and pumpability, resulting in increased efficiency.2. High water retention, extend the worki

Answer: If it is tiling and filling the joints, the construction process of the two is not much different. After pasting, the paper mosaic needs to be torn and filled after 24 hours, while the mesh mosaic is not required.

Gypsum-based self-leveling mortar is a kind of dry powder mortar specially used for ground leveling, which is prepared by carefully configuring and mixing gypsum as the main cementing material,

The so-called "thin paving" is relative to the traditional tile paving, the thin paving process was first created in Germany. Required tools: tile adhesive and toothed scraper. The tile adhesive is combed into stripes at the base of the construction.