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Figure 1 shows the change of water retention rate of mortar with the content of HPMC. It can be seen from Figure 1 that when the content of HPMC is only 0.2%, the water retention rate of mortar can be significantly improved; when the content of HPMC is 0.4%, the water retention rate has reached 9...Read more »
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Admixtures play a key role in improving the performance of building dry-mixed mortar. The following analyzes and compares the basic properties of latex powder and cellulose, and analyzes the performance of dry-mixed mortar products using admixtures. Redispersible latex powder Redispersible latex ...Read more »
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Methyl Hydroxyethyl Cellulose (MHEC) is a widely used thickener in various industries, including construction, pharmaceuticals, and personal care products. With its unique properties, MHEC plays a crucial role in enhancing the performance and quality of numerous formulations. Introduction to Meth...Read more »
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Diatom mud is a kind of interior decoration wall material with diatomite as the main raw material. It has the functions of eliminating formaldehyde, purifying air, regulating humidity, releasing negative oxygen ions, fire prevention and flame retardant, wall self-cleaning, sterilization and deodo...Read more »
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Hydroxypropyl methylcellulose (HPMC) mainly plays the role of water retention, thickening and improving construction performance in cement, gypsum and other powder materials. Excellent water retention performance can effectively prevent the powder from drying and cracking due to excessive water l...Read more »
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Self-leveling mortar can rely on its own weight to form a flat, smooth and strong foundation on the substrate for laying or bonding other materials. At the same time, it can carry out large-scale and efficient construction. Therefore, high fluidity is a very significant aspect of self-leveling mo...Read more »
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1. cellulose ether – cellulose ether predecessor Cellulose ether is the most abundant polysaccharide in the world today. The main sources of natural cellulose are cotton, trees, aquatic plants, grass and so on. Cotton contains 92-95% cellulose; Flax contains about 80% cellulose; Wood contai...Read more »
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In ready-mixed mortar, the addition amount of cellulose ether is very low, but it can significantly improve the performance of wet mortar, and it is a main additive that affects the construction performance of mortar. Reasonable selection of cellulose ethers of different varieties, different visc...Read more »
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Hydroxypropyl methylcellulose is a kind of non-ionic cellulose mixed ether. Unlike ionic methyl carboxymethyl cellulose mixed ether, it does not react with heavy metals. Due to the different ratios of methoxyl content and hydroxypropyl content in hydroxypropyl methylcellulose and different viscos...Read more »
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Hydroxypropyl methylcellulose (INN name: Hypromellose), also simplified as hypromellose (hydroxypropyl methylcellulose, abbreviated as HPMC), is a variety of nonionic cellulose mixed ethers. It is a semi-synthetic, inactive, viscoelastic polymer commonly used as a lubricant in ophthalmology, or a...Read more »
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At present, the mature raw materials of plant capsules are mainly hydroxypropyl methylcellulose (HPMC) and pullulan, and hydroxypropyl starch is also used as raw materials. Since the beginning of the 2010s, HPMC has been applied in the Chinese plant capsule manufacturing industry, and based on it...Read more »
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test methods Method name: hypromellose—determination of hydroxypropoxy group—determination of hydroxypropoxy group Scope of application: This method uses the hydroxypropoxy determination method to determine the content of hydroxypropoxy in hypromellose. This method is applicable to hy...Read more »