Be bored with the reason that child takes off powder and processing method?1. Putty powder powderPhenomenon: after the construction is completed and dry, there is a phenomenon of powder dropping by hand touch.Causes:(1) the inner wall putty powder polishing time is not good, the surface has been dry

Causes of exterior wall insulation falling off:1. Basic structural factors.At the joints between concrete beams and columns and masonry, the thermal insulation damage caused by masonry deformation is easy to occur in the outer wall of frame structure.The scaffold hole is not built solid, forming the

Redispersible latex powder is made by the polymerization of two or more polymers, and has different hardness based on the different proportion of the polymer composition.

HPMC can be divided into instant type and hot soluble type, instant type products, in cold water quickly dispersed, disappear in the water, at this time the liquid has no viscosity, because HPMC is just dispersed in the water, no real solution.About 2 minutes, the viscosity of the liquid gradually i

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