Construction chemical knowledge and information

HPMC can be divided into: construction grade, food grade and pharmaceutical grade according to the purpose.At present, most of the HPMC produced in China belong to the construction grade HPMC. In the construction grade, the amount of tile adhesive and putty powder is large, and the rest are used for

Hebei YIDA Cellulose Co., Ltd. is a modern high-tech enterprise specializing in R&D, production, sales and technical services of dispersible polymer powder and hydroxypropyl methylcellulose and other cellulose ether products. Supported by technical marketing services, the company has formed a produc

1. What is the main purpose of hydroxypropyl methylcellulose (HPMC)?——A: HPMC is widely used in building materials, coatings, synthetic resins, ceramics, medicine, food, textiles, agriculture, cosmetics, tobacco and other industries. HPMC can be divided into: construction grade, food grade and pharm

In ready-mixed mortar, the addition amount of hydroxypropyl methylcellulose is very low, but it can significantly improve the performance of wet mortar and is a major additive that affects the construction performance of mortar. Reasonable selection of hydroxypropyl methylcellulose of different vari

HPMC is widely used in construction industry and other industries,As Cement mortar water-retaining agent, retarder so that mortar with pumping.

Hydroxypropyl methyl cellulose is known as "industrial monosodium glutamate", widely used.Hydroxypropyl methyl cellulose itself also has different types, divided into cold water soluble type and hot soluble type, cold water soluble HPMC is widely used, can be used for internal wall putty powder, cem

Hydroxypropyl methyl cellulose in putty powder, the key is what effect, whether the occurrence of organic chemistry?HPMC in the putty powder from thickening, water retention and construction of three functions.Thickening: Methylcellulose can be concentrated with floating and aqueous solutions to mai

Hydroxypropyl methyl cellulose (HPMC) is a kind of non-ionic cellulose ether from natural high polymer refined cotton by a series of chemical treatment.In the construction industry, what is the main use of hydroxypropyl methyl cellulose?1, cement mortar: make cement sand dispersion degree increase,

Hydroxypropyl methyl cellulose in the construction of building materials lax and mixing 1. Hydroxypropyl methyl cellulose dry mix formulations can be easily mixed with water.2. Be nimble to get the required consistency.3. Cellulose ether dissolves more quickly and without lumps.Hydroxypropyl methyl

Question 1: the cause of the uneven rack-like slurry layer and the prevention and treatment measures?Solution: 1, the base is not smooth.2. The thickness of the tile glue scraped is not enough, and the tile glue scraped is not full. 3.4, batch scraping speed is too fast, should slow down the scrapin

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