2020-11-16 HPMC Cellulose Ethers Properties: HPMC is a white or slightly yellow powder, and is odorless, tasteless and non-toxic. Water solubility and thickening ability: HPMC can be dissolved in cold water to form a transparent viscous solution. Dissolution in organic solvents: Because HPMC contains a certa
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2020-11-02 Modified starchThe starch ether modified from potato, corn, cassava, etc., has significantly lower water retention than cellulose ether. Due to the different degree of modification, the stability to acid and alkali is different. Some products are suitable for gypsum-based mortar, and some products c
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2020-11-02 Guar Guar Gum EtherGuar gum ether is a starch ether with special properties that is modified from natural guar beans. It is mainly caused by the etherification reaction between guar gum and acrylic functional group to produce a structure containing 2-hydroxypropyl functional group, which is a polyga
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2020-11-02 Wood FiberWood fiber is made from plants as the main raw material and processed by a series of technologies, and its performance is different from cellulose ether. The main properties are:(1) Insoluble in water and solvents, and insoluble in weak acid and weak alkaline solutions(2) When used in mort
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2020-11-02 Redispersible latex powder is processed by spray drying of special polymer emulsion. In the process of processing, protective colloids and anti-hardening agents have become indispensable additives. The dried rubber powder is a group of 80~100mm spherical particles gathered together. These particles
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2020-10-21 The fiber is mixed with the appropriate amount of fiber in the mortar to increase the tensile strength, enhance the toughness, and improve the crack resistance. At present, chemical synthetic fibers and wood fibers are commonly used in dry-mix mortar. Chemical synthetic fibers, such as polypropylene
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2020-10-21 PTMATECH Additive Water Repellent in Dry Mixed MortarThe water-proof or water-repellent function of the plastering mortar, tile grout, decorative color mortar and dry-mixed mortar for external wall surface of thin plaster insulation system is indispensable, which requires the addition of powdery wat
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2020-10-21 The addition of cellulose, starch ether and polymer materials undoubtedly increases the air-entraining properties of the mortar, which affects the compressive strength, flexural strength and bonding strength of the mortar, and reduces its elastic modulus; On the other hand, it also has a great impac
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2020-10-21 The main function of the redispersible latex powder thickener is to improve the water retention and stability of the mortar. Although it can prevent the mortar from cracking to a certain extent (slow down the rate of water evaporation), it is generally not used to improve the toughness, crack resist
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2020-10-21 PTMATECH Additive Construction Admixture Thickener of Dry-Mixed Mortar II
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